DEC-14578 feat: 去掉无用的jetbrain.NotNull依赖, 拆分Utils方法

base-third-project/base-third-step8/pom.xml

@@ -7,14 +7,16 @@
     <parent>
         <groupId>com.fr.third</groupId>
         <artifactId>base-third</artifactId>
-        <version>${revision}</version>
+        <version>10.0-FEATURE-SNAPSHOT</version>
     </parent>
 
     <artifactId>step8</artifactId>
     <version>${revision}</version>
+    <packaging>pom</packaging>
 
     <modules>
         <module>../../fine-ehcache</module>
+        <module>../../fine-transmittable-thread-local</module>
     </modules>
 
     <build>

fine-transmittable-thread-local/pom.xml

@@ -30,11 +30,6 @@
 			<version>${revision}</version>
 		</dependency>
 
-		<dependency>
-			<groupId>com.fr.third</groupId>
-			<artifactId>fine-jetbrains</artifactId>
-			<version>${revision}</version>
-		</dependency>
 		<!-- Testing frameworks and related dependencies -->
 	</dependencies>
 

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/TransmittableThreadLocal.java

@@ -3,8 +3,6 @@ package com.fr.third.alibaba.ttl;
 import com.fr.third.alibaba.ttl.threadpool.TtlExecutors;
 import com.fr.third.alibaba.ttl.threadpool.TtlForkJoinPoolHelper;
 import com.fr.third.alibaba.ttl.threadpool.agent.TtlAgent;
-import org.jetbrains.annotations.Nullable;
-import org.jetbrains.annotations.NotNull;
 
 import java.util.HashMap;
 import java.util.Iterator;
@@ -244,7 +242,7 @@ public class TransmittableThreadLocal<T> extends InheritableThreadLocal<T> imple
     /**
      * Debug only method!
      */
-    static void dump(@Nullable String title) {
+    static void dump( String title) {
         if (title != null && title.length() > 0) {
             System.out.printf("Start TransmittableThreadLocal[%s] Dump...%n", title);
         } else {
@@ -370,7 +368,7 @@ public class TransmittableThreadLocal<T> extends InheritableThreadLocal<T> imple
          * @return the captured {@link TransmittableThreadLocal} values
          * @since 2.3.0
          */
-        @NotNull
+
         public static Object capture() {
             return new Snapshot(captureTtlValues(), captureThreadLocalValues());
         }
@@ -403,14 +401,14 @@ public class TransmittableThreadLocal<T> extends InheritableThreadLocal<T> imple
          * @see #capture()
          * @since 2.3.0
          */
-        @NotNull
-        public static Object replay(@NotNull Object captured) {
+
+        public static Object replay(Object captured) {
             final Snapshot capturedSnapshot = (Snapshot) captured;
             return new Snapshot(replayTtlValues(capturedSnapshot.ttl2Value), replayThreadLocalValues(capturedSnapshot.threadLocal2Value));
         }
 
-        @NotNull
-        private static HashMap<TransmittableThreadLocal<Object>, Object> replayTtlValues(@NotNull HashMap<TransmittableThreadLocal<Object>, Object> captured) {
+
+        private static HashMap<TransmittableThreadLocal<Object>, Object> replayTtlValues(HashMap<TransmittableThreadLocal<Object>, Object> captured) {
             HashMap<TransmittableThreadLocal<Object>, Object> backup = new HashMap<TransmittableThreadLocal<Object>, Object>();
 
             for (final Iterator<TransmittableThreadLocal<Object>> iterator = holder.get().keySet().iterator(); iterator.hasNext(); ) {
@@ -436,7 +434,7 @@ public class TransmittableThreadLocal<T> extends InheritableThreadLocal<T> imple
             return backup;
         }
 
-        private static HashMap<ThreadLocal<Object>, Object> replayThreadLocalValues(@NotNull HashMap<ThreadLocal<Object>, Object> captured) {
+        private static HashMap<ThreadLocal<Object>, Object> replayThreadLocalValues(HashMap<ThreadLocal<Object>, Object> captured) {
             final HashMap<ThreadLocal<Object>, Object> backup = new HashMap<ThreadLocal<Object>, Object>();
 
             for (Map.Entry<ThreadLocal<Object>, Object> entry : captured.entrySet()) {
@@ -458,7 +456,7 @@ public class TransmittableThreadLocal<T> extends InheritableThreadLocal<T> imple
          * @return the backup {@link TransmittableThreadLocal} values before clear
          * @since 2.9.0
          */
-        @NotNull
+
         public static Object clear() {
             final HashMap<TransmittableThreadLocal<Object>, Object> ttl2Value = new HashMap<TransmittableThreadLocal<Object>, Object>();
 
@@ -480,13 +478,13 @@ public class TransmittableThreadLocal<T> extends InheritableThreadLocal<T> imple
          * @see #clear()
          * @since 2.3.0
          */
-        public static void restore(@NotNull Object backup) {
+        public static void restore(Object backup) {
             final Snapshot backupSnapshot = (Snapshot) backup;
             restoreTtlValues(backupSnapshot.ttl2Value);
             restoreThreadLocalValues(backupSnapshot.threadLocal2Value);
         }
 
-        private static void restoreTtlValues(@NotNull HashMap<TransmittableThreadLocal<Object>, Object> backup) {
+        private static void restoreTtlValues(HashMap<TransmittableThreadLocal<Object>, Object> backup) {
             // call afterExecute callback
             doExecuteCallback(false);
 
@@ -505,14 +503,14 @@ public class TransmittableThreadLocal<T> extends InheritableThreadLocal<T> imple
             setTtlValuesTo(backup);
         }
 
-        private static void setTtlValuesTo(@NotNull HashMap<TransmittableThreadLocal<Object>, Object> ttlValues) {
+        private static void setTtlValuesTo(HashMap<TransmittableThreadLocal<Object>, Object> ttlValues) {
             for (Map.Entry<TransmittableThreadLocal<Object>, Object> entry : ttlValues.entrySet()) {
                 TransmittableThreadLocal<Object> threadLocal = entry.getKey();
                 threadLocal.set(entry.getValue());
             }
         }
 
-        private static void restoreThreadLocalValues(@NotNull HashMap<ThreadLocal<Object>, Object> backup) {
+        private static void restoreThreadLocalValues(HashMap<ThreadLocal<Object>, Object> backup) {
             for (Map.Entry<ThreadLocal<Object>, Object> entry : backup.entrySet()) {
                 final ThreadLocal<Object> threadLocal = entry.getKey();
                 threadLocal.set(entry.getValue());
@@ -541,7 +539,7 @@ public class TransmittableThreadLocal<T> extends InheritableThreadLocal<T> imple
          * @see #restore(Object)
          * @since 2.3.1
          */
-        public static <R> R runSupplierWithCaptured(@NotNull Object captured, @NotNull Supplier<R> bizLogic) {
+        public static <R> R runSupplierWithCaptured(Object captured, Supplier<R> bizLogic) {
             Object backup = replay(captured);
             try {
                 return bizLogic.get();
@@ -560,7 +558,7 @@ public class TransmittableThreadLocal<T> extends InheritableThreadLocal<T> imple
          * @see #restore(Object)
          * @since 2.9.0
          */
-        public static <R> R runSupplierWithClear(@NotNull Supplier<R> bizLogic) {
+        public static <R> R runSupplierWithClear(Supplier<R> bizLogic) {
             Object backup = clear();
             try {
                 return bizLogic.get();
@@ -582,7 +580,7 @@ public class TransmittableThreadLocal<T> extends InheritableThreadLocal<T> imple
          * @see #restore(Object)
          * @since 2.3.1
          */
-        public static <R> R runCallableWithCaptured(@NotNull Object captured, @NotNull Callable<R> bizLogic) throws Exception {
+        public static <R> R runCallableWithCaptured(Object captured, Callable<R> bizLogic) throws Exception {
             Object backup = replay(captured);
             try {
                 return bizLogic.call();
@@ -602,7 +600,7 @@ public class TransmittableThreadLocal<T> extends InheritableThreadLocal<T> imple
          * @see #restore(Object)
          * @since 2.9.0
          */
-        public static <R> R runCallableWithClear(@NotNull Callable<R> bizLogic) throws Exception {
+        public static <R> R runCallableWithClear(Callable<R> bizLogic) throws Exception {
             Object backup = clear();
             try {
                 return bizLogic.call();
@@ -629,7 +627,7 @@ public class TransmittableThreadLocal<T> extends InheritableThreadLocal<T> imple
          * @see #registerThreadLocal(ThreadLocal, TtlCopier, boolean)
          * @since 2.11.0
          */
-        public static <T> boolean registerThreadLocal(@NotNull ThreadLocal<T> threadLocal, @NotNull TtlCopier<T> copier) {
+        public static <T> boolean registerThreadLocal(ThreadLocal<T> threadLocal, TtlCopier<T> copier) {
             return registerThreadLocal(threadLocal, copier, false);
         }
 
@@ -652,7 +650,7 @@ public class TransmittableThreadLocal<T> extends InheritableThreadLocal<T> imple
          * @since 2.11.0
          */
         @SuppressWarnings("unchecked")
-        public static <T> boolean registerThreadLocalWithShadowCopier(@NotNull ThreadLocal<T> threadLocal) {
+        public static <T> boolean registerThreadLocalWithShadowCopier(ThreadLocal<T> threadLocal) {
             return registerThreadLocal(threadLocal, (TtlCopier<T>) shadowCopier, false);
         }
 
@@ -673,7 +671,7 @@ public class TransmittableThreadLocal<T> extends InheritableThreadLocal<T> imple
          * @since 2.11.0
          */
         @SuppressWarnings("unchecked")
-        public static <T> boolean registerThreadLocal(@NotNull ThreadLocal<T> threadLocal, @NotNull TtlCopier<T> copier, boolean force) {
+        public static <T> boolean registerThreadLocal(ThreadLocal<T> threadLocal, TtlCopier<T> copier, boolean force) {
             if (threadLocal instanceof TransmittableThreadLocal) {
                 logger.warning("register a TransmittableThreadLocal instance, this is unnecessary!");
                 return true;
@@ -710,7 +708,7 @@ public class TransmittableThreadLocal<T> extends InheritableThreadLocal<T> imple
          * @since 2.11.0
          */
         @SuppressWarnings("unchecked")
-        public static <T> boolean registerThreadLocalWithShadowCopier(@NotNull ThreadLocal<T> threadLocal, boolean force) {
+        public static <T> boolean registerThreadLocalWithShadowCopier(ThreadLocal<T> threadLocal, boolean force) {
             return registerThreadLocal(threadLocal, (TtlCopier<T>) shadowCopier, force);
         }
 
@@ -724,7 +722,7 @@ public class TransmittableThreadLocal<T> extends InheritableThreadLocal<T> imple
          * @see #registerThreadLocalWithShadowCopier(ThreadLocal)
          * @since 2.11.0
          */
-        public static <T> boolean unregisterThreadLocal(@NotNull ThreadLocal<T> threadLocal) {
+        public static <T> boolean unregisterThreadLocal(ThreadLocal<T> threadLocal) {
             if (threadLocal instanceof TransmittableThreadLocal) {
                 logger.warning("unregister a TransmittableThreadLocal instance, this is unnecessary!");
                 return true;

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/TtlCallable.java

@@ -5,8 +5,6 @@ import com.fr.third.alibaba.ttl.spi.TtlAttachmentsDelegate;
 import com.fr.third.alibaba.ttl.spi.TtlEnhanced;
 import com.fr.third.alibaba.ttl.spi.TtlWrapper;
 import com.fr.third.alibaba.ttl.threadpool.TtlExecutors;
-import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
 
 import java.util.ArrayList;
 import java.util.Collection;
@@ -42,7 +40,7 @@ public final class TtlCallable<V> implements Callable<V>, TtlWrapper<Callable<V>
     private final Callable<V> callable;
     private final boolean releaseTtlValueReferenceAfterCall;
 
-    private TtlCallable(@NotNull Callable<V> callable, boolean releaseTtlValueReferenceAfterCall) {
+    private TtlCallable(Callable<V> callable, boolean releaseTtlValueReferenceAfterCall) {
         this.capturedRef = new AtomicReference<Object>(capture());
         this.callable = callable;
         this.releaseTtlValueReferenceAfterCall = releaseTtlValueReferenceAfterCall;
@@ -69,7 +67,7 @@ public final class TtlCallable<V> implements Callable<V>, TtlWrapper<Callable<V>
     /**
      * return the original/underneath {@link Callable}.
      */
-    @NotNull
+
     public Callable<V> getCallable() {
         return unwrap();
     }
@@ -80,7 +78,7 @@ public final class TtlCallable<V> implements Callable<V>, TtlWrapper<Callable<V>
      * @see TtlUnwrap#unwrap(Object)
      * @since 2.11.4
      */
-    @NotNull
+
     @Override
     public Callable<V> unwrap() {
         return callable;
@@ -114,8 +112,8 @@ public final class TtlCallable<V> implements Callable<V>, TtlWrapper<Callable<V>
      * @param callable input {@link Callable}
      * @return Wrapped {@link Callable}
      */
-    @Nullable
-    public static <T> TtlCallable<T> get(@Nullable Callable<T> callable) {
+
+    public static <T> TtlCallable<T> get( Callable<T> callable) {
         return get(callable, false);
     }
 
@@ -129,8 +127,8 @@ public final class TtlCallable<V> implements Callable<V>, TtlWrapper<Callable<V>
      * @param releaseTtlValueReferenceAfterCall release TTL value reference after run, avoid memory leak even if {@link TtlRunnable} is referred.
      * @return Wrapped {@link Callable}
      */
-    @Nullable
-    public static <T> TtlCallable<T> get(@Nullable Callable<T> callable, boolean releaseTtlValueReferenceAfterCall) {
+
+    public static <T> TtlCallable<T> get( Callable<T> callable, boolean releaseTtlValueReferenceAfterCall) {
         return get(callable, releaseTtlValueReferenceAfterCall, false);
     }
 
@@ -144,8 +142,8 @@ public final class TtlCallable<V> implements Callable<V>, TtlWrapper<Callable<V>
      * @param idempotent                        is idempotent or not. {@code true} will cover up bugs! <b>DO NOT</b> set, only when you know why.
      * @return Wrapped {@link Callable}
      */
-    @Nullable
-    public static <T> TtlCallable<T> get(@Nullable Callable<T> callable, boolean releaseTtlValueReferenceAfterCall, boolean idempotent) {
+
+    public static <T> TtlCallable<T> get( Callable<T> callable, boolean releaseTtlValueReferenceAfterCall, boolean idempotent) {
         if (null == callable) return null;
 
         if (callable instanceof TtlEnhanced) {
@@ -162,8 +160,8 @@ public final class TtlCallable<V> implements Callable<V>, TtlWrapper<Callable<V>
      * @param tasks task to be wrapped
      * @return Wrapped {@link Callable}
      */
-    @NotNull
-    public static <T> List<TtlCallable<T>> gets(@Nullable Collection<? extends Callable<T>> tasks) {
+
+    public static <T> List<TtlCallable<T>> gets( Collection<? extends Callable<T>> tasks) {
         return gets(tasks, false, false);
     }
 
@@ -174,8 +172,8 @@ public final class TtlCallable<V> implements Callable<V>, TtlWrapper<Callable<V>
      * @param releaseTtlValueReferenceAfterCall release TTL value reference after run, avoid memory leak even if {@link TtlRunnable} is referred.
      * @return Wrapped {@link Callable}
      */
-    @NotNull
-    public static <T> List<TtlCallable<T>> gets(@Nullable Collection<? extends Callable<T>> tasks, boolean releaseTtlValueReferenceAfterCall) {
+
+    public static <T> List<TtlCallable<T>> gets( Collection<? extends Callable<T>> tasks, boolean releaseTtlValueReferenceAfterCall) {
         return gets(tasks, releaseTtlValueReferenceAfterCall, false);
     }
 
@@ -187,8 +185,8 @@ public final class TtlCallable<V> implements Callable<V>, TtlWrapper<Callable<V>
      * @param idempotent                        is idempotent or not. {@code true} will cover up bugs! <b>DO NOT</b> set, only when you know why.
      * @return Wrapped {@link Callable}
      */
-    @NotNull
-    public static <T> List<TtlCallable<T>> gets(@Nullable Collection<? extends Callable<T>> tasks, boolean releaseTtlValueReferenceAfterCall, boolean idempotent) {
+
+    public static <T> List<TtlCallable<T>> gets( Collection<? extends Callable<T>> tasks, boolean releaseTtlValueReferenceAfterCall, boolean idempotent) {
         if (null == tasks) return Collections.emptyList();
 
         List<TtlCallable<T>> copy = new ArrayList<TtlCallable<T>>();
@@ -209,8 +207,8 @@ public final class TtlCallable<V> implements Callable<V>, TtlWrapper<Callable<V>
      * @see #get(Callable)
      * @since 2.10.2
      */
-    @Nullable
-    public static <T> Callable<T> unwrap(@Nullable Callable<T> callable) {
+
+    public static <T> Callable<T> unwrap( Callable<T> callable) {
         if (!(callable instanceof TtlCallable)) return callable;
         else return ((TtlCallable<T>) callable).getCallable();
     }
@@ -226,8 +224,8 @@ public final class TtlCallable<V> implements Callable<V>, TtlWrapper<Callable<V>
      * @see #unwrap(Callable)
      * @since 2.10.2
      */
-    @NotNull
-    public static <T> List<Callable<T>> unwraps(@Nullable Collection<? extends Callable<T>> tasks) {
+
+    public static <T> List<Callable<T>> unwraps( Collection<? extends Callable<T>> tasks) {
         if (null == tasks) return Collections.emptyList();
 
         List<Callable<T>> copy = new ArrayList<Callable<T>>();
@@ -246,7 +244,7 @@ public final class TtlCallable<V> implements Callable<V>, TtlWrapper<Callable<V>
      * @since 2.11.0
      */
     @Override
-    public void setTtlAttachment(@NotNull String key, Object value) {
+    public void setTtlAttachment(String key, Object value) {
         ttlAttachment.setTtlAttachment(key, value);
     }
 
@@ -256,7 +254,7 @@ public final class TtlCallable<V> implements Callable<V>, TtlWrapper<Callable<V>
      * @since 2.11.0
      */
     @Override
-    public <T> T getTtlAttachment(@NotNull String key) {
+    public <T> T getTtlAttachment(String key) {
         return ttlAttachment.getTtlAttachment(key);
     }
 }

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/TtlEnhanced.java

@@ -9,7 +9,7 @@ import com.fr.third.alibaba.ttl.spi.TtlAttachments;
  */
 @Deprecated
 
-//   [ERROR] The class name com.alibaba.ttl.TtlEnhanced shadows
-//   the simple name of implemented interface com.alibaba.ttl.spi.TtlEnhanced [com.alibaba.ttl.TtlEnhanced]
+//   [ERROR] The class name com.fr.third.alibaba.ttl.TtlEnhanced shadows
+//   the simple name of implemented interface com.fr.third.alibaba.ttl.spi.TtlEnhanced [com.fr.third.alibaba.ttl.TtlEnhanced]
 public interface TtlEnhanced extends com.fr.third.alibaba.ttl.spi.TtlEnhanced {
 }

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/TtlRunnable.java

@@ -5,8 +5,6 @@ import com.fr.third.alibaba.ttl.spi.TtlAttachmentsDelegate;
 import com.fr.third.alibaba.ttl.spi.TtlEnhanced;
 import com.fr.third.alibaba.ttl.spi.TtlWrapper;
 import com.fr.third.alibaba.ttl.threadpool.TtlExecutors;
-import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
 
 import java.util.ArrayList;
 import java.util.Collection;
@@ -39,7 +37,7 @@ public final class TtlRunnable implements Runnable, TtlWrapper<Runnable>, TtlEnh
     private final Runnable runnable;
     private final boolean releaseTtlValueReferenceAfterRun;
 
-    private TtlRunnable(@NotNull Runnable runnable, boolean releaseTtlValueReferenceAfterRun) {
+    private TtlRunnable(Runnable runnable, boolean releaseTtlValueReferenceAfterRun) {
         this.capturedRef = new AtomicReference<Object>(capture());
         this.runnable = runnable;
         this.releaseTtlValueReferenceAfterRun = releaseTtlValueReferenceAfterRun;
@@ -66,7 +64,7 @@ public final class TtlRunnable implements Runnable, TtlWrapper<Runnable>, TtlEnh
     /**
      * return original/unwrapped {@link Runnable}.
      */
-    @NotNull
+
     public Runnable getRunnable() {
         return unwrap();
     }
@@ -77,7 +75,7 @@ public final class TtlRunnable implements Runnable, TtlWrapper<Runnable>, TtlEnh
      * @see TtlUnwrap#unwrap(Object)
      * @since 2.11.4
      */
-    @NotNull
+
     @Override
     public Runnable unwrap() {
         return runnable;
@@ -110,8 +108,8 @@ public final class TtlRunnable implements Runnable, TtlWrapper<Runnable>, TtlEnh
      * @return Wrapped {@link Runnable}
      * @throws IllegalStateException when input is {@link TtlRunnable} already.
      */
-    @Nullable
-    public static TtlRunnable get(@Nullable Runnable runnable) {
+
+    public static TtlRunnable get( Runnable runnable) {
         return get(runnable, false, false);
     }
 
@@ -123,8 +121,8 @@ public final class TtlRunnable implements Runnable, TtlWrapper<Runnable>, TtlEnh
      * @return Wrapped {@link Runnable}
      * @throws IllegalStateException when input is {@link TtlRunnable} already.
      */
-    @Nullable
-    public static TtlRunnable get(@Nullable Runnable runnable, boolean releaseTtlValueReferenceAfterRun) {
+
+    public static TtlRunnable get( Runnable runnable, boolean releaseTtlValueReferenceAfterRun) {
         return get(runnable, releaseTtlValueReferenceAfterRun, false);
     }
 
@@ -139,8 +137,8 @@ public final class TtlRunnable implements Runnable, TtlWrapper<Runnable>, TtlEnh
      * @return Wrapped {@link Runnable}
      * @throws IllegalStateException when input is {@link TtlRunnable} already and not idempotent.
      */
-    @Nullable
-    public static TtlRunnable get(@Nullable Runnable runnable, boolean releaseTtlValueReferenceAfterRun, boolean idempotent) {
+
+    public static TtlRunnable get( Runnable runnable, boolean releaseTtlValueReferenceAfterRun, boolean idempotent) {
         if (null == runnable) return null;
 
         if (runnable instanceof TtlEnhanced) {
@@ -158,8 +156,8 @@ public final class TtlRunnable implements Runnable, TtlWrapper<Runnable>, TtlEnh
      * @return wrapped tasks
      * @throws IllegalStateException when input is {@link TtlRunnable} already.
      */
-    @NotNull
-    public static List<TtlRunnable> gets(@Nullable Collection<? extends Runnable> tasks) {
+
+    public static List<TtlRunnable> gets( Collection<? extends Runnable> tasks) {
         return gets(tasks, false, false);
     }
 
@@ -171,8 +169,8 @@ public final class TtlRunnable implements Runnable, TtlWrapper<Runnable>, TtlEnh
      * @return wrapped tasks
      * @throws IllegalStateException when input is {@link TtlRunnable} already.
      */
-    @NotNull
-    public static List<TtlRunnable> gets(@Nullable Collection<? extends Runnable> tasks, boolean releaseTtlValueReferenceAfterRun) {
+
+    public static List<TtlRunnable> gets( Collection<? extends Runnable> tasks, boolean releaseTtlValueReferenceAfterRun) {
         return gets(tasks, releaseTtlValueReferenceAfterRun, false);
     }
 
@@ -187,8 +185,8 @@ public final class TtlRunnable implements Runnable, TtlWrapper<Runnable>, TtlEnh
      * @return wrapped tasks
      * @throws IllegalStateException when input is {@link TtlRunnable} already and not idempotent.
      */
-    @NotNull
-    public static List<TtlRunnable> gets(@Nullable Collection<? extends Runnable> tasks, boolean releaseTtlValueReferenceAfterRun, boolean idempotent) {
+
+    public static List<TtlRunnable> gets( Collection<? extends Runnable> tasks, boolean releaseTtlValueReferenceAfterRun, boolean idempotent) {
         if (null == tasks) return Collections.emptyList();
 
         List<TtlRunnable> copy = new ArrayList<TtlRunnable>();
@@ -209,8 +207,8 @@ public final class TtlRunnable implements Runnable, TtlWrapper<Runnable>, TtlEnh
      * @see #get(Runnable)
      * @since 2.10.2
      */
-    @Nullable
-    public static Runnable unwrap(@Nullable Runnable runnable) {
+
+    public static Runnable unwrap( Runnable runnable) {
         if (!(runnable instanceof TtlRunnable)) return runnable;
         else return ((TtlRunnable) runnable).getRunnable();
     }
@@ -226,8 +224,8 @@ public final class TtlRunnable implements Runnable, TtlWrapper<Runnable>, TtlEnh
      * @see #unwrap(Runnable)
      * @since 2.10.2
      */
-    @NotNull
-    public static List<Runnable> unwraps(@Nullable Collection<? extends Runnable> tasks) {
+
+    public static List<Runnable> unwraps( Collection<? extends Runnable> tasks) {
         if (null == tasks) return Collections.emptyList();
 
         List<Runnable> copy = new ArrayList<Runnable>();
@@ -246,7 +244,7 @@ public final class TtlRunnable implements Runnable, TtlWrapper<Runnable>, TtlEnh
      * @since 2.11.0
      */
     @Override
-    public void setTtlAttachment(@NotNull String key, Object value) {
+    public void setTtlAttachment(String key, Object value) {
         ttlAttachment.setTtlAttachment(key, value);
     }
 
@@ -256,7 +254,7 @@ public final class TtlRunnable implements Runnable, TtlWrapper<Runnable>, TtlEnh
      * @since 2.11.0
      */
     @Override
-    public <T> T getTtlAttachment(@NotNull String key) {
+    public <T> T getTtlAttachment(String key) {
         return ttlAttachment.getTtlAttachment(key);
     }
 }

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/TtlTimerTask.java

@@ -3,8 +3,8 @@ package com.fr.third.alibaba.ttl;
 import com.fr.third.alibaba.ttl.spi.TtlEnhanced;
 import com.fr.third.alibaba.ttl.spi.TtlWrapper;
 import com.fr.third.alibaba.ttl.threadpool.agent.TtlAgent;
-import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
+
+
 
 import java.util.*;
 import java.util.concurrent.atomic.AtomicReference;
@@ -35,7 +35,7 @@ public final class TtlTimerTask extends TimerTask implements TtlWrapper<TimerTas
     private final TimerTask timerTask;
     private final boolean releaseTtlValueReferenceAfterRun;
 
-    private TtlTimerTask(@NotNull TimerTask timerTask, boolean releaseTtlValueReferenceAfterRun) {
+    private TtlTimerTask(TimerTask timerTask, boolean releaseTtlValueReferenceAfterRun) {
         this.capturedRef = new AtomicReference<Object>(capture());
         this.timerTask = timerTask;
         this.releaseTtlValueReferenceAfterRun = releaseTtlValueReferenceAfterRun;
@@ -68,7 +68,7 @@ public final class TtlTimerTask extends TimerTask implements TtlWrapper<TimerTas
     /**
      * return original/unwrapped {@link TimerTask}.
      */
-    @NotNull
+
     public TimerTask getTimerTask() {
         return unwrap();
     }
@@ -79,7 +79,7 @@ public final class TtlTimerTask extends TimerTask implements TtlWrapper<TimerTas
      * @see TtlUnwrap#unwrap(Object)
      * @since 2.11.4
      */
-    @NotNull
+
     @Override
     public TimerTask unwrap() {
         return timerTask;
@@ -113,8 +113,8 @@ public final class TtlTimerTask extends TimerTask implements TtlWrapper<TimerTas
      * @param timerTask input {@link TimerTask}
      * @return Wrapped {@link TimerTask}
      */
-    @Nullable
-    public static TtlTimerTask get(@Nullable TimerTask timerTask) {
+
+    public static TtlTimerTask get( TimerTask timerTask) {
         return get(timerTask, false, false);
     }
 
@@ -127,8 +127,8 @@ public final class TtlTimerTask extends TimerTask implements TtlWrapper<TimerTas
      * @param releaseTtlValueReferenceAfterRun release TTL value reference after run, avoid memory leak even if {@link TtlTimerTask} is referred.
      * @return Wrapped {@link TimerTask}
      */
-    @Nullable
-    public static TtlTimerTask get(@Nullable TimerTask timerTask, boolean releaseTtlValueReferenceAfterRun) {
+
+    public static TtlTimerTask get( TimerTask timerTask, boolean releaseTtlValueReferenceAfterRun) {
         return get(timerTask, releaseTtlValueReferenceAfterRun, false);
     }
 
@@ -142,8 +142,8 @@ public final class TtlTimerTask extends TimerTask implements TtlWrapper<TimerTas
      * @param idempotent                       is idempotent or not. {@code true} will cover up bugs! <b>DO NOT</b> set, only when you know why.
      * @return Wrapped {@link TimerTask}
      */
-    @Nullable
-    public static TtlTimerTask get(@Nullable TimerTask timerTask, boolean releaseTtlValueReferenceAfterRun, boolean idempotent) {
+
+    public static TtlTimerTask get( TimerTask timerTask, boolean releaseTtlValueReferenceAfterRun, boolean idempotent) {
         if (null == timerTask) return null;
 
         if (timerTask instanceof TtlEnhanced) {
@@ -163,8 +163,8 @@ public final class TtlTimerTask extends TimerTask implements TtlWrapper<TimerTas
      * @see #get(TimerTask)
      * @since 2.10.2
      */
-    @Nullable
-    public static TimerTask unwrap(@Nullable TimerTask timerTask) {
+
+    public static TimerTask unwrap( TimerTask timerTask) {
         if (!(timerTask instanceof TtlTimerTask)) return timerTask;
         else return ((TtlTimerTask) timerTask).getTimerTask();
     }
@@ -179,8 +179,8 @@ public final class TtlTimerTask extends TimerTask implements TtlWrapper<TimerTas
      * @see #unwrap(TimerTask)
      * @since 2.10.2
      */
-    @NotNull
-    public static List<TimerTask> unwraps(@Nullable Collection<? extends TimerTask> tasks) {
+
+    public static List<TimerTask> unwraps( Collection<? extends TimerTask> tasks) {
         if (null == tasks) return Collections.emptyList();
 
         List<TimerTask> copy = new ArrayList<TimerTask>();

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/TtlUnwrap.java

@@ -3,7 +3,7 @@ package com.fr.third.alibaba.ttl;
 import com.fr.third.alibaba.ttl.spi.TtlWrapper;
 import com.fr.third.alibaba.ttl.threadpool.TtlExecutors;
 import com.fr.third.alibaba.ttl.threadpool.TtlForkJoinPoolHelper;
-import org.jetbrains.annotations.Nullable;
+
 
 import java.util.concurrent.Callable;
 
@@ -48,9 +48,9 @@ public class TtlUnwrap {
      * @see TtlForkJoinPoolHelper#unwrap(java.util.concurrent.ForkJoinPool.ForkJoinWorkerThreadFactory)
      * @since 2.11.4
      */
-    @Nullable
+
     @SuppressWarnings("unchecked")
-    public static <T> T unwrap(@Nullable T obj) {
+    public static <T> T unwrap( T obj) {
         if (!isWrapper(obj)) return obj;
         else return ((TtlWrapper<T>) obj).unwrap();
     }
@@ -60,7 +60,7 @@ public class TtlUnwrap {
      *
      * @since 2.11.4
      */
-    public static <T> boolean isWrapper(@Nullable T obj) {
+    public static <T> boolean isWrapper( T obj) {
         return obj instanceof TtlWrapper;
     }
 

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/TtlWrappers.java

@@ -2,8 +2,8 @@ package com.fr.third.alibaba.ttl;
 
 import com.fr.third.alibaba.ttl.spi.TtlEnhanced;
 import com.fr.third.alibaba.ttl.spi.TtlWrapper;
-import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
+
+
 
 import java.util.function.*;
 
@@ -34,8 +34,8 @@ public class TtlWrappers {
      * @see TtlUnwrap#unwrap(Object)
      * @since 2.11.4
      */
-    @Nullable
-    public static <T> Supplier<T> wrap(@Nullable Supplier<T> supplier) {
+
+    public static <T> Supplier<T> wrap( Supplier<T> supplier) {
         if (supplier == null) return null;
         else if (supplier instanceof TtlEnhanced) return supplier;
         else return new TtlSupplier<T>(supplier);
@@ -45,7 +45,7 @@ public class TtlWrappers {
         final Supplier<T> supplier;
         final Object captured;
 
-        TtlSupplier(@NotNull Supplier<T> supplier) {
+        TtlSupplier(Supplier<T> supplier) {
             this.supplier = supplier;
             this.captured = capture();
         }
@@ -60,7 +60,7 @@ public class TtlWrappers {
             }
         }
 
-        @NotNull
+
         @Override
         public Supplier<T> unwrap() {
             return supplier;
@@ -96,8 +96,8 @@ public class TtlWrappers {
      * @see TtlUnwrap#unwrap(Object)
      * @since 2.11.4
      */
-    @Nullable
-    public static <T> Consumer<T> wrap(@Nullable Consumer<T> consumer) {
+
+    public static <T> Consumer<T> wrap( Consumer<T> consumer) {
         if (consumer == null) return null;
         else if (consumer instanceof TtlEnhanced) return consumer;
         else return new TtlConsumer<T>(consumer);
@@ -107,7 +107,7 @@ public class TtlWrappers {
         final Consumer<T> consumer;
         final Object captured;
 
-        TtlConsumer(@NotNull Consumer<T> consumer) {
+        TtlConsumer(Consumer<T> consumer) {
             this.consumer = consumer;
             this.captured = capture();
         }
@@ -122,7 +122,7 @@ public class TtlWrappers {
             }
         }
 
-        @NotNull
+
         @Override
         public Consumer<T> unwrap() {
             return consumer;
@@ -158,8 +158,8 @@ public class TtlWrappers {
      * @see TtlUnwrap#unwrap(Object)
      * @since 2.11.4
      */
-    @Nullable
-    public static <T, U> BiConsumer<T, U> wrap(@Nullable BiConsumer<T, U> consumer) {
+
+    public static <T, U> BiConsumer<T, U> wrap( BiConsumer<T, U> consumer) {
         if (consumer == null) return null;
         else if (consumer instanceof TtlEnhanced) return consumer;
         else return new TtlBiConsumer<T, U>(consumer);
@@ -169,7 +169,7 @@ public class TtlWrappers {
         final BiConsumer<T, U> consumer;
         final Object captured;
 
-        TtlBiConsumer(@NotNull BiConsumer<T, U> consumer) {
+        TtlBiConsumer(BiConsumer<T, U> consumer) {
             this.consumer = consumer;
             this.captured = capture();
         }
@@ -184,7 +184,7 @@ public class TtlWrappers {
             }
         }
 
-        @NotNull
+
         @Override
         public BiConsumer<T, U> unwrap() {
             return consumer;
@@ -220,8 +220,8 @@ public class TtlWrappers {
      * @see TtlUnwrap#unwrap(Object)
      * @since 2.11.4
      */
-    @Nullable
-    public static <T, R> Function<T, R> wrap(@Nullable Function<T, R> fn) {
+
+    public static <T, R> Function<T, R> wrap( Function<T, R> fn) {
         if (fn == null) return null;
         else if (fn instanceof TtlEnhanced) return fn;
         else return new TtlFunction<T, R>(fn);
@@ -231,7 +231,7 @@ public class TtlWrappers {
         final Function<T, R> fn;
         final Object captured;
 
-        TtlFunction(@NotNull Function<T, R> fn) {
+        TtlFunction(Function<T, R> fn) {
             this.fn = fn;
             this.captured = capture();
         }
@@ -246,7 +246,7 @@ public class TtlWrappers {
             }
         }
 
-        @NotNull
+
         @Override
         public Function<T, R> unwrap() {
             return fn;
@@ -282,8 +282,8 @@ public class TtlWrappers {
      * @see TtlUnwrap#unwrap(Object)
      * @since 2.11.4
      */
-    @Nullable
-    public static <T, U, R> BiFunction<T, U, R> wrap(@Nullable BiFunction<T, U, R> fn) {
+
+    public static <T, U, R> BiFunction<T, U, R> wrap( BiFunction<T, U, R> fn) {
         if (fn == null) return null;
         else if (fn instanceof TtlEnhanced) return fn;
         else return new TtlBiFunction<T, U, R>(fn);
@@ -293,7 +293,7 @@ public class TtlWrappers {
         final BiFunction<T, U, R> fn;
         final Object captured;
 
-        TtlBiFunction(@NotNull BiFunction<T, U, R> fn) {
+        TtlBiFunction(BiFunction<T, U, R> fn) {
             this.fn = fn;
             this.captured = capture();
         }
@@ -308,7 +308,7 @@ public class TtlWrappers {
             }
         }
 
-        @NotNull
+
         @Override
         public BiFunction<T, U, R> unwrap() {
             return fn;

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/spi/TtlAttachments.java

@@ -2,7 +2,6 @@ package com.fr.third.alibaba.ttl.spi;
 
 import com.fr.third.alibaba.ttl.TtlCallable;
 import com.fr.third.alibaba.ttl.TtlRunnable;
-import org.jetbrains.annotations.NotNull;
 
 /**
  * The TTL attachments for TTL tasks, eg: {@link TtlRunnable}, {@link TtlCallable}.
@@ -18,7 +17,7 @@ public interface TtlAttachments extends TtlEnhanced {
      * @param value attachment value
      * @since 2.11.0
      */
-    void setTtlAttachment(@NotNull String key, Object value);
+    void setTtlAttachment(String key, Object value);
 
     /**
      * get the TTL attachment for TTL tasks
@@ -26,7 +25,7 @@ public interface TtlAttachments extends TtlEnhanced {
      * @param key attachment key
      * @since 2.11.0
      */
-    <T> T getTtlAttachment(@NotNull String key);
+    <T> T getTtlAttachment(String key);
 
     /**
      * The attachment key of TTL task, weather this task is a auto wrapper task.

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/spi/TtlAttachmentsDelegate.java

@@ -2,7 +2,6 @@ package com.fr.third.alibaba.ttl.spi;
 
 import com.fr.third.alibaba.ttl.TtlCallable;
 import com.fr.third.alibaba.ttl.TtlRunnable;
-import org.jetbrains.annotations.NotNull;
 
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ConcurrentMap;
@@ -19,13 +18,13 @@ public class TtlAttachmentsDelegate implements TtlAttachments {
     private final ConcurrentMap<String, Object> attachments = new ConcurrentHashMap<String, Object>();
 
     @Override
-    public void setTtlAttachment(@NotNull String key, Object value) {
+    public void setTtlAttachment(String key, Object value) {
         attachments.put(key, value);
     }
 
     @Override
     @SuppressWarnings("unchecked")
-    public <T> T getTtlAttachment(@NotNull String key) {
+    public <T> T getTtlAttachment(String key) {
         return (T) attachments.get(key);
     }
 }

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/spi/TtlWrapper.java

@@ -1,7 +1,6 @@
 package com.fr.third.alibaba.ttl.spi;
 
 import com.fr.third.alibaba.ttl.TtlUnwrap;
-import org.jetbrains.annotations.NotNull;
 
 /**
  * Ttl Wrapper interface.
@@ -21,6 +20,6 @@ public interface TtlWrapper<T> extends TtlEnhanced {
      *
      * @see TtlUnwrap#unwrap(Object)
      */
-    @NotNull
+
     T unwrap();
 }

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/DisableInheritableForkJoinWorkerThreadFactory.java

@@ -1,7 +1,6 @@
 package com.fr.third.alibaba.ttl.threadpool;
 
 import com.fr.third.alibaba.ttl.spi.TtlWrapper;
-import org.jetbrains.annotations.NotNull;
 
 import java.util.concurrent.ForkJoinPool.ForkJoinWorkerThreadFactory;
 
@@ -16,6 +15,6 @@ public interface DisableInheritableForkJoinWorkerThreadFactory extends ForkJoinW
      * Unwrap {@link DisableInheritableThreadFactory} to the original/underneath one.
      */
     @Override
-    @NotNull
+
     ForkJoinWorkerThreadFactory unwrap();
 }

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/DisableInheritableForkJoinWorkerThreadFactoryWrapper.java

@@ -1,6 +1,5 @@
 package com.fr.third.alibaba.ttl.threadpool;
 
-import org.jetbrains.annotations.NotNull;
 
 import java.util.concurrent.ForkJoinPool;
 import java.util.concurrent.ForkJoinPool.ForkJoinWorkerThreadFactory;
@@ -16,7 +15,7 @@ import static com.fr.third.alibaba.ttl.TransmittableThreadLocal.Transmitter.rest
 class DisableInheritableForkJoinWorkerThreadFactoryWrapper implements DisableInheritableForkJoinWorkerThreadFactory {
     private final ForkJoinWorkerThreadFactory threadFactory;
 
-    DisableInheritableForkJoinWorkerThreadFactoryWrapper(@NotNull ForkJoinWorkerThreadFactory threadFactory) {
+    DisableInheritableForkJoinWorkerThreadFactoryWrapper(ForkJoinWorkerThreadFactory threadFactory) {
         this.threadFactory = threadFactory;
     }
 
@@ -31,7 +30,6 @@ class DisableInheritableForkJoinWorkerThreadFactoryWrapper implements DisableInh
     }
 
     @Override
-    @NotNull
     public ForkJoinWorkerThreadFactory unwrap() {
         return threadFactory;
     }

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/DisableInheritableThreadFactory.java

@@ -1,7 +1,6 @@
 package com.fr.third.alibaba.ttl.threadpool;
 
 import com.fr.third.alibaba.ttl.spi.TtlWrapper;
-import org.jetbrains.annotations.NotNull;
 
 import java.util.concurrent.ThreadFactory;
 
@@ -17,6 +16,6 @@ public interface DisableInheritableThreadFactory extends ThreadFactory, TtlWrapp
      * Unwrap {@link DisableInheritableThreadFactory} to the original/underneath one.
      */
     @Override
-    @NotNull
+
     ThreadFactory unwrap();
 }

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/DisableInheritableThreadFactoryWrapper.java

@@ -1,6 +1,5 @@
 package com.fr.third.alibaba.ttl.threadpool;
 
-import org.jetbrains.annotations.NotNull;
 
 import java.util.concurrent.ThreadFactory;
 
@@ -14,12 +13,12 @@ import static com.fr.third.alibaba.ttl.TransmittableThreadLocal.Transmitter.rest
 class DisableInheritableThreadFactoryWrapper implements DisableInheritableThreadFactory {
     private final ThreadFactory threadFactory;
 
-    DisableInheritableThreadFactoryWrapper(@NotNull ThreadFactory threadFactory) {
+    DisableInheritableThreadFactoryWrapper(ThreadFactory threadFactory) {
         this.threadFactory = threadFactory;
     }
 
     @Override
-    public Thread newThread(@NotNull Runnable r) {
+    public Thread newThread(Runnable r) {
         final Object backup = clear();
         try {
             return threadFactory.newThread(r);
@@ -28,7 +27,7 @@ class DisableInheritableThreadFactoryWrapper implements DisableInheritableThread
         }
     }
 
-    @NotNull
+
     @Override
     public ThreadFactory unwrap() {
         return threadFactory;

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/ExecutorServiceTtlWrapper.java

@@ -4,7 +4,6 @@ import com.fr.third.alibaba.ttl.TransmittableThreadLocal;
 import com.fr.third.alibaba.ttl.TtlCallable;
 import com.fr.third.alibaba.ttl.TtlRunnable;
 import com.fr.third.alibaba.ttl.spi.TtlEnhanced;
-import org.jetbrains.annotations.NotNull;
 
 import java.util.Collection;
 import java.util.List;
@@ -21,7 +20,7 @@ import java.util.concurrent.*;
 class ExecutorServiceTtlWrapper extends ExecutorTtlWrapper implements ExecutorService, TtlEnhanced {
     private final ExecutorService executorService;
 
-    ExecutorServiceTtlWrapper(@NotNull ExecutorService executorService) {
+    ExecutorServiceTtlWrapper(ExecutorService executorService) {
         super(executorService);
         this.executorService = executorService;
     }
@@ -31,7 +30,7 @@ class ExecutorServiceTtlWrapper extends ExecutorTtlWrapper implements ExecutorSe
         executorService.shutdown();
     }
 
-    @NotNull
+
     @Override
     public List<Runnable> shutdownNow() {
         return executorService.shutdownNow();
@@ -48,52 +47,52 @@ class ExecutorServiceTtlWrapper extends ExecutorTtlWrapper implements ExecutorSe
     }
 
     @Override
-    public boolean awaitTermination(long timeout, @NotNull TimeUnit unit) throws InterruptedException {
+    public boolean awaitTermination(long timeout, TimeUnit unit) throws InterruptedException {
         return executorService.awaitTermination(timeout, unit);
     }
 
-    @NotNull
+
     @Override
-    public <T> Future<T> submit(@NotNull Callable<T> task) {
+    public <T> Future<T> submit(Callable<T> task) {
         return executorService.submit(TtlCallable.get(task));
     }
 
-    @NotNull
+
     @Override
-    public <T> Future<T> submit(@NotNull Runnable task, T result) {
+    public <T> Future<T> submit(Runnable task, T result) {
         return executorService.submit(TtlRunnable.get(task), result);
     }
 
-    @NotNull
+
     @Override
-    public Future<?> submit(@NotNull Runnable task) {
+    public Future<?> submit(Runnable task) {
         return executorService.submit(TtlRunnable.get(task));
     }
 
-    @NotNull
+
     @Override
-    public <T> List<Future<T>> invokeAll(@NotNull Collection<? extends Callable<T>> tasks) throws InterruptedException {
+    public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks) throws InterruptedException {
         return executorService.invokeAll(TtlCallable.gets(tasks));
     }
 
-    @NotNull
+
     @Override
-    public <T> List<Future<T>> invokeAll(@NotNull Collection<? extends Callable<T>> tasks, long timeout, @NotNull TimeUnit unit) throws InterruptedException {
+    public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit) throws InterruptedException {
         return executorService.invokeAll(TtlCallable.gets(tasks), timeout, unit);
     }
 
-    @NotNull
+
     @Override
-    public <T> T invokeAny(@NotNull Collection<? extends Callable<T>> tasks) throws InterruptedException, ExecutionException {
+    public <T> T invokeAny(Collection<? extends Callable<T>> tasks) throws InterruptedException, ExecutionException {
         return executorService.invokeAny(TtlCallable.gets(tasks));
     }
 
     @Override
-    public <T> T invokeAny(@NotNull Collection<? extends Callable<T>> tasks, long timeout, @NotNull TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException {
+    public <T> T invokeAny(Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException {
         return executorService.invokeAny(TtlCallable.gets(tasks), timeout, unit);
     }
 
-    @NotNull
+
     @Override
     public ExecutorService unwrap() {
         return executorService;

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/ExecutorTtlWrapper.java

@@ -4,7 +4,6 @@ import com.fr.third.alibaba.ttl.TransmittableThreadLocal;
 import com.fr.third.alibaba.ttl.TtlRunnable;
 import com.fr.third.alibaba.ttl.spi.TtlEnhanced;
 import com.fr.third.alibaba.ttl.spi.TtlWrapper;
-import org.jetbrains.annotations.NotNull;
 
 import java.util.concurrent.Executor;
 
@@ -19,17 +18,17 @@ import java.util.concurrent.Executor;
 class ExecutorTtlWrapper implements Executor, TtlWrapper<Executor>, TtlEnhanced {
     private final Executor executor;
 
-    ExecutorTtlWrapper(@NotNull Executor executor) {
+    ExecutorTtlWrapper(Executor executor) {
         this.executor = executor;
     }
 
     @Override
-    public void execute(@NotNull Runnable command) {
+    public void execute(Runnable command) {
         executor.execute(TtlRunnable.get(command));
     }
 
     @Override
-    @NotNull
+
     public Executor unwrap() {
         return executor;
     }

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/ScheduledExecutorServiceTtlWrapper.java

@@ -4,7 +4,6 @@ import com.fr.third.alibaba.ttl.TransmittableThreadLocal;
 import com.fr.third.alibaba.ttl.TtlCallable;
 import com.fr.third.alibaba.ttl.TtlRunnable;
 import com.fr.third.alibaba.ttl.spi.TtlEnhanced;
-import org.jetbrains.annotations.NotNull;
 
 
 import java.util.concurrent.Callable;
@@ -24,37 +23,37 @@ import java.util.concurrent.TimeUnit;
 class ScheduledExecutorServiceTtlWrapper extends ExecutorServiceTtlWrapper implements ScheduledExecutorService, TtlEnhanced {
     final ScheduledExecutorService scheduledExecutorService;
 
-    public ScheduledExecutorServiceTtlWrapper(@NotNull ScheduledExecutorService scheduledExecutorService) {
+    public ScheduledExecutorServiceTtlWrapper(ScheduledExecutorService scheduledExecutorService) {
         super(scheduledExecutorService);
         this.scheduledExecutorService = scheduledExecutorService;
     }
 
-    @NotNull
+
     @Override
-    public ScheduledFuture<?> schedule(@NotNull Runnable command, long delay, @NotNull TimeUnit unit) {
+    public ScheduledFuture<?> schedule(Runnable command, long delay, TimeUnit unit) {
         return scheduledExecutorService.schedule(TtlRunnable.get(command), delay, unit);
     }
 
-    @NotNull
+
     @Override
-    public <V> ScheduledFuture<V> schedule(@NotNull Callable<V> callable, long delay, @NotNull TimeUnit unit) {
+    public <V> ScheduledFuture<V> schedule(Callable<V> callable, long delay, TimeUnit unit) {
         return scheduledExecutorService.schedule(TtlCallable.get(callable), delay, unit);
     }
 
-    @NotNull
+
     @Override
-    public ScheduledFuture<?> scheduleAtFixedRate(@NotNull Runnable command, long initialDelay, long period, @NotNull TimeUnit unit) {
+    public ScheduledFuture<?> scheduleAtFixedRate(Runnable command, long initialDelay, long period, TimeUnit unit) {
         return scheduledExecutorService.scheduleAtFixedRate(TtlRunnable.get(command), initialDelay, period, unit);
     }
 
-    @NotNull
+
     @Override
-    public ScheduledFuture<?> scheduleWithFixedDelay(@NotNull Runnable command, long initialDelay, long delay, @NotNull TimeUnit unit) {
+    public ScheduledFuture<?> scheduleWithFixedDelay(Runnable command, long initialDelay, long delay, TimeUnit unit) {
         return scheduledExecutorService.scheduleWithFixedDelay(TtlRunnable.get(command), initialDelay, delay, unit);
     }
 
     @Override
-    @NotNull
+
     public ScheduledExecutorService unwrap() {
         return scheduledExecutorService;
     }

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/TtlExecutors.java

@@ -3,7 +3,6 @@ package com.fr.third.alibaba.ttl.threadpool;
 import com.fr.third.alibaba.ttl.TransmittableThreadLocal;
 import com.fr.third.alibaba.ttl.spi.TtlEnhanced;
 import com.fr.third.alibaba.ttl.threadpool.agent.TtlAgent;
-import org.jetbrains.annotations.Nullable;
 
 import java.util.concurrent.*;
 
@@ -41,8 +40,8 @@ public final class TtlExecutors {
      * transmit the {@link TransmittableThreadLocal} from the task submit time of {@link Runnable}
      * to the execution time of {@link Runnable}.
      */
-    @Nullable
-    public static Executor getTtlExecutor(@Nullable Executor executor) {
+
+    public static Executor getTtlExecutor( Executor executor) {
         if (TtlAgent.isTtlAgentLoaded() || null == executor || executor instanceof TtlEnhanced) {
             return executor;
         }
@@ -54,8 +53,8 @@ public final class TtlExecutors {
      * transmit the {@link TransmittableThreadLocal} from the task submit time of {@link Runnable} or {@link java.util.concurrent.Callable}
      * to the execution time of {@link Runnable} or {@link java.util.concurrent.Callable}.
      */
-    @Nullable
-    public static ExecutorService getTtlExecutorService(@Nullable ExecutorService executorService) {
+
+    public static ExecutorService getTtlExecutorService( ExecutorService executorService) {
         if (TtlAgent.isTtlAgentLoaded() || executorService == null || executorService instanceof TtlEnhanced) {
             return executorService;
         }
@@ -67,8 +66,8 @@ public final class TtlExecutors {
      * transmit the {@link TransmittableThreadLocal} from the task submit time of {@link Runnable} or {@link java.util.concurrent.Callable}
      * to the execution time of {@link Runnable} or {@link java.util.concurrent.Callable}.
      */
-    @Nullable
-    public static ScheduledExecutorService getTtlScheduledExecutorService(@Nullable ScheduledExecutorService scheduledExecutorService) {
+
+    public static ScheduledExecutorService getTtlScheduledExecutorService( ScheduledExecutorService scheduledExecutorService) {
         if (TtlAgent.isTtlAgentLoaded() || scheduledExecutorService == null || scheduledExecutorService instanceof TtlEnhanced) {
             return scheduledExecutorService;
         }
@@ -90,7 +89,7 @@ public final class TtlExecutors {
      * @see #unwrap(Executor)
      * @since 2.8.0
      */
-    public static <T extends Executor> boolean isTtlWrapper(@Nullable T executor) {
+    public static <T extends Executor> boolean isTtlWrapper( T executor) {
         return executor instanceof TtlEnhanced;
     }
 
@@ -110,9 +109,9 @@ public final class TtlExecutors {
      * @see #isTtlWrapper(Executor)
      * @since 2.8.0
      */
-    @Nullable
+
     @SuppressWarnings("unchecked")
-    public static <T extends Executor> T unwrap(@Nullable T executor) {
+    public static <T extends Executor> T unwrap( T executor) {
         if (!isTtlWrapper(executor)) return executor;
 
         return (T) ((ExecutorTtlWrapper) executor).unwrap();
@@ -125,8 +124,8 @@ public final class TtlExecutors {
      * @see DisableInheritableThreadFactory
      * @since 2.10.0
      */
-    @Nullable
-    public static ThreadFactory getDisableInheritableThreadFactory(@Nullable ThreadFactory threadFactory) {
+
+    public static ThreadFactory getDisableInheritableThreadFactory( ThreadFactory threadFactory) {
         if (threadFactory == null || isDisableInheritableThreadFactory(threadFactory)) return threadFactory;
 
         return new DisableInheritableThreadFactoryWrapper(threadFactory);
@@ -138,7 +137,7 @@ public final class TtlExecutors {
      * @see #getDisableInheritableThreadFactory(ThreadFactory)
      * @since 2.10.0
      */
-    @Nullable
+
     public static ThreadFactory getDefaultDisableInheritableThreadFactory() {
         return getDisableInheritableThreadFactory(Executors.defaultThreadFactory());
     }
@@ -149,7 +148,7 @@ public final class TtlExecutors {
      * @see DisableInheritableThreadFactory
      * @since 2.10.0
      */
-    public static boolean isDisableInheritableThreadFactory(@Nullable ThreadFactory threadFactory) {
+    public static boolean isDisableInheritableThreadFactory( ThreadFactory threadFactory) {
         return threadFactory instanceof DisableInheritableThreadFactory;
     }
 
@@ -159,8 +158,8 @@ public final class TtlExecutors {
      * @see DisableInheritableThreadFactory
      * @since 2.10.0
      */
-    @Nullable
-    public static ThreadFactory unwrap(@Nullable ThreadFactory threadFactory) {
+
+    public static ThreadFactory unwrap( ThreadFactory threadFactory) {
         if (!isDisableInheritableThreadFactory(threadFactory)) return threadFactory;
 
         return ((DisableInheritableThreadFactory) threadFactory).unwrap();

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/TtlForkJoinPoolHelper.java

@@ -1,6 +1,5 @@
 package com.fr.third.alibaba.ttl.threadpool;
 
-import org.jetbrains.annotations.Nullable;
 
 import java.util.concurrent.ForkJoinPool;
 import java.util.concurrent.ForkJoinPool.ForkJoinWorkerThreadFactory;
@@ -26,8 +25,8 @@ public class TtlForkJoinPoolHelper {
      * @see DisableInheritableForkJoinWorkerThreadFactory
      * @since 2.10.1
      */
-    @Nullable
-    public static ForkJoinWorkerThreadFactory getDisableInheritableForkJoinWorkerThreadFactory(@Nullable ForkJoinWorkerThreadFactory threadFactory) {
+
+    public static ForkJoinWorkerThreadFactory getDisableInheritableForkJoinWorkerThreadFactory( ForkJoinWorkerThreadFactory threadFactory) {
         if (threadFactory == null || isDisableInheritableForkJoinWorkerThreadFactory(threadFactory))
             return threadFactory;
 
@@ -40,7 +39,7 @@ public class TtlForkJoinPoolHelper {
      * @see #getDisableInheritableForkJoinWorkerThreadFactory(ForkJoinWorkerThreadFactory)
      * @since 2.10.1
      */
-    @Nullable
+
     public static ForkJoinWorkerThreadFactory getDefaultDisableInheritableForkJoinWorkerThreadFactory() {
         return getDisableInheritableForkJoinWorkerThreadFactory(ForkJoinPool.defaultForkJoinWorkerThreadFactory);
     }
@@ -51,7 +50,7 @@ public class TtlForkJoinPoolHelper {
      * @see DisableInheritableForkJoinWorkerThreadFactory
      * @since 2.10.1
      */
-    public static boolean isDisableInheritableForkJoinWorkerThreadFactory(@Nullable ForkJoinWorkerThreadFactory threadFactory) {
+    public static boolean isDisableInheritableForkJoinWorkerThreadFactory( ForkJoinWorkerThreadFactory threadFactory) {
         return threadFactory instanceof DisableInheritableForkJoinWorkerThreadFactory;
     }
 
@@ -61,8 +60,8 @@ public class TtlForkJoinPoolHelper {
      * @see DisableInheritableForkJoinWorkerThreadFactory
      * @since 2.10.1
      */
-    @Nullable
-    public static ForkJoinWorkerThreadFactory unwrap(@Nullable ForkJoinWorkerThreadFactory threadFactory) {
+
+    public static ForkJoinWorkerThreadFactory unwrap( ForkJoinWorkerThreadFactory threadFactory) {
         if (!isDisableInheritableForkJoinWorkerThreadFactory(threadFactory)) return threadFactory;
 
         return ((DisableInheritableForkJoinWorkerThreadFactory) threadFactory).unwrap();

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/TtlUtils.java

@@ -0,0 +1,39 @@
+package com.fr.third.alibaba.ttl.threadpool;
+
+import com.fr.third.alibaba.ttl.TtlRunnable;
+import com.fr.third.alibaba.ttl.spi.TtlAttachments;
+import com.fr.third.alibaba.ttl.spi.TtlEnhanced;
+
+import static com.fr.third.alibaba.ttl.TransmittableThreadLocal.Transmitter.capture;
+
+
+public class TtlUtils {
+    public static Object doCaptureWhenNotTtlEnhanced( Object obj) {
+        if (obj instanceof TtlEnhanced) return null;
+        else return capture();
+    }
+
+    public static void setAutoWrapperAttachment( Object ttlAttachment) {
+        if (notTtlAttachments(ttlAttachment)) return;
+        ((TtlAttachments) ttlAttachment).setTtlAttachment(TtlAttachments.KEY_IS_AUTO_WRAPPER, true);
+    }
+
+
+    public static Runnable unwrapIfIsAutoWrapper( Runnable runnable) {
+        if (isAutoWrapper(runnable)) return TtlRunnable.unwrap(runnable);
+        else return runnable;
+    }
+
+    private static boolean notTtlAttachments( Object ttlAttachment) {
+        return !(ttlAttachment instanceof TtlAttachments);
+    }
+
+    private static boolean isAutoWrapper( Runnable ttlAttachments) {
+        if (notTtlAttachments(ttlAttachments)) return false;
+
+        final Boolean value = ((TtlAttachments) ttlAttachments).getTtlAttachment(TtlAttachments.KEY_IS_AUTO_WRAPPER);
+        if (value == null) return false;
+
+        return value;
+    }
+}

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/agent/TtlAgent.java

@@ -7,12 +7,6 @@ import com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet.impl.TtlE
 import com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet.impl.TtlForkJoinTransformlet;
 import com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet.impl.TtlTimerTaskTransformlet;
 
-import com.fr.third.alibaba.ttl.threadpool.DisableInheritableForkJoinWorkerThreadFactory;
-import com.fr.third.alibaba.ttl.threadpool.DisableInheritableThreadFactory;
-import com.fr.third.alibaba.ttl.threadpool.TtlExecutors;
-import com.fr.third.alibaba.ttl.threadpool.TtlForkJoinPoolHelper;
-import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
 import java.lang.instrument.ClassFileTransformer;
 import java.lang.instrument.Instrumentation;
 import java.util.ArrayList;
@@ -128,7 +122,7 @@ public final class TtlAgent {
      * @see Logger#STDERR
      * @see Logger#STDOUT
      */
-    public static void premain(String agentArgs, @NotNull Instrumentation inst) {
+    public static void premain(String agentArgs, Instrumentation inst) {
         kvs = splitCommaColonStringToKV(agentArgs);
 
         Logger.setLoggerImplType(getLogImplTypeFromAgentArgs(kvs));
@@ -157,7 +151,7 @@ public final class TtlAgent {
         }
     }
 
-    private static String getLogImplTypeFromAgentArgs(@NotNull final Map<String, String> kvs) {
+    private static String getLogImplTypeFromAgentArgs(final Map<String, String> kvs) {
         return kvs.get(Logger.TTL_AGENT_LOGGER_KEY);
     }
 
@@ -202,15 +196,15 @@ public final class TtlAgent {
         return isOptionSetOrTrue(kvs, TTL_AGENT_ENABLE_TIMER_TASK_KEY);
     }
 
-    private static boolean isOptionSetOrFalse(@Nullable final Map<String, String> kvs, @NotNull String key) {
+    private static boolean isOptionSetOrFalse( final Map<String, String> kvs, String key) {
         return isOptionSetOrFalse(kvs, key, false);
     }
 
-    private static boolean isOptionSetOrTrue(@Nullable final Map<String, String> kvs, @NotNull String key) {
+    private static boolean isOptionSetOrTrue( final Map<String, String> kvs, String key) {
         return isOptionSetOrFalse(kvs, key, true);
     }
 
-    private static boolean isOptionSetOrFalse(@Nullable final Map<String, String> kvs, @NotNull String key, boolean defaultValue) {
+    private static boolean isOptionSetOrFalse( final Map<String, String> kvs, String key, boolean defaultValue) {
         if (null == kvs) return defaultValue;
 
         final boolean hasEnableKey = kvs.containsKey(key);
@@ -222,8 +216,8 @@ public final class TtlAgent {
     /**
      * Split to {@code json} like String({@code "k1:v1,k2:v2"}) to KV map({@code "k1"->"v1", "k2"->"v2"}).
      */
-    @NotNull
-    static Map<String, String> splitCommaColonStringToKV(@Nullable String commaColonString) {
+
+    static Map<String, String> splitCommaColonStringToKV( String commaColonString) {
         Map<String, String> ret = new HashMap<String, String>();
         if (commaColonString == null || commaColonString.trim().length() == 0) return ret;
 

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/agent/TtlTransformer.java

@@ -3,8 +3,6 @@ package com.fr.third.alibaba.ttl.threadpool.agent;
 import com.fr.third.alibaba.ttl.threadpool.agent.internal.logging.Logger;
 import com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet.ClassInfo;
 import com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet.JavassistTransformlet;
-import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
 
 
 import java.lang.instrument.ClassFileTransformer;
@@ -29,7 +27,7 @@ public class TtlTransformer implements ClassFileTransformer {
      * see {@code @return} of {@link ClassFileTransformer#transform(ClassLoader, String, Class, ProtectionDomain, byte[])}
      */
 
-    // [ERROR] com.alibaba.ttl.threadpool.agent.TtlTransformer.transform(ClassLoader, String, Class, ProtectionDomain, byte[])
+    // [ERROR] com.fr.third.alibaba.ttl.threadpool.agent.TtlTransformer.transform(ClassLoader, String, Class, ProtectionDomain, byte[])
     //         may expose internal representation by returning TtlTransformer.NO_TRANSFORM
     // the value is null, so there is NO "EI_EXPOSE_REP" problem actually.
     private static final byte[] NO_TRANSFORM = null;
@@ -44,8 +42,8 @@ public class TtlTransformer implements ClassFileTransformer {
     }
 
     @Override
-    public final byte[] transform(@Nullable final ClassLoader loader, @Nullable final String classFile, final Class<?> classBeingRedefined,
-                                  final ProtectionDomain protectionDomain, @NotNull final byte[] classFileBuffer) {
+    public final byte[] transform( final ClassLoader loader,  final String classFile, final Class<?> classBeingRedefined,
+                                  final ProtectionDomain protectionDomain, final byte[] classFileBuffer) {
         try {
             // Lambda has no class file, no need to transform, just return.
             if (classFile == null) return NO_TRANSFORM;
@@ -67,7 +65,7 @@ public class TtlTransformer implements ClassFileTransformer {
         return NO_TRANSFORM;
     }
 
-    private static String toClassName(@NotNull final String classFile) {
+    private static String toClassName(final String classFile) {
         return classFile.replace('/', '.');
     }
 }

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/agent/internal/transformlet/ClassInfo.java

@@ -1,14 +1,14 @@
 package com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet;
 
 import com.fr.third.javassist.CtClass;
-import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
 import com.fr.third.javassist.ClassPool;
-import com.fr.third.javassist.CtClass;
 import com.fr.third.javassist.LoaderClassPath;
+import com.fr.third.javassist.NotFoundException;
 
 import java.io.ByteArrayInputStream;
 import java.io.IOException;
+import java.util.Set;
+import java.util.concurrent.CopyOnWriteArraySet;
 
 /**
  * @author Jerry Lee (oldratlee at gmail dot com)
@@ -18,25 +18,26 @@ public class ClassInfo {
     private final String className;
     private final byte[] classFileBuffer;
     private final ClassLoader loader;
+    private static Set<String> paths = new CopyOnWriteArraySet<>();
 
     // SuppressFBWarnings for classFileBuffer parameter:
-    //   [ERROR] new com.alibaba.ttl.threadpool.agent.internal.transformlet.ClassInfo(String, byte[], ClassLoader)
+    //   [ERROR] new com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet.ClassInfo(String, byte[], ClassLoader)
     //   may expose internal representation by storing an externally mutable object
     //   into ClassInfo.classFileBuffer
-    public ClassInfo(@NotNull String className, byte[] classFileBuffer, @Nullable ClassLoader loader) {
+    public ClassInfo(String className, byte[] classFileBuffer,  ClassLoader loader) {
         this.className = className;
         this.classFileBuffer = classFileBuffer;
         this.loader = loader;
     }
 
-    @NotNull
+
     public String getClassName() {
         return className;
     }
 
     private CtClass ctClass;
 
-    @NotNull
+
     public CtClass getCtClass() throws IOException {
         if (ctClass != null) return ctClass;
 
@@ -46,7 +47,13 @@ public class ClassInfo {
         } else {
             classPool.appendClassPath(new LoaderClassPath(loader));
         }
-
+        for (String path: paths) {
+            try {
+                classPool.appendClassPath(path);
+            } catch (NotFoundException e) {
+                e.printStackTrace();
+            }
+        }
         final CtClass clazz = classPool.makeClass(new ByteArrayInputStream(classFileBuffer), false);
         clazz.defrost();
 
@@ -63,4 +70,8 @@ public class ClassInfo {
     public void setModified() {
         this.modified = true;
     }
+
+    public static void addPath(String path) {
+        paths.add(path);
+    }
 }

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/agent/internal/transformlet/JavassistTransformlet.java

@@ -1,6 +1,5 @@
 package com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet;
 
-import org.jetbrains.annotations.NotNull;
 import com.fr.third.javassist.CannotCompileException;
 import com.fr.third.javassist.NotFoundException;
 
@@ -13,5 +12,5 @@ import java.io.IOException;
  * @since 2.5.1
  */
 public interface JavassistTransformlet {
-    void doTransform(@NotNull ClassInfo classInfo) throws IOException, NotFoundException, CannotCompileException;
+    void doTransform(ClassInfo classInfo) throws IOException, NotFoundException, CannotCompileException;
 }

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/agent/internal/transformlet/impl/TtlExecutorTransformlet.java

@@ -1,12 +1,8 @@
 package com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet.impl;
 
-import com.fr.third.alibaba.ttl.threadpool.TtlExecutors;
 import com.fr.third.alibaba.ttl.threadpool.agent.internal.logging.Logger;
 import com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet.ClassInfo;
 import com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet.JavassistTransformlet;
-import com.fr.third.alibaba.ttl.TtlCallable;
-import com.fr.third.alibaba.ttl.TtlRunnable;
-import org.jetbrains.annotations.NotNull;
 import com.fr.third.javassist.*;
 
 import java.io.IOException;
@@ -42,8 +38,8 @@ public class TtlExecutorTransformlet implements JavassistTransformlet {
         EXECUTOR_CLASS_NAMES.add(THREAD_POOL_EXECUTOR_CLASS_NAME);
         EXECUTOR_CLASS_NAMES.add("java.util.concurrent.ScheduledThreadPoolExecutor");
 
-        PARAM_TYPE_NAME_TO_DECORATE_METHOD_CLASS.put(RUNNABLE_CLASS_NAME, "com.alibaba.ttl.TtlRunnable");
-        PARAM_TYPE_NAME_TO_DECORATE_METHOD_CLASS.put("java.util.concurrent.Callable", "com.alibaba.ttl.TtlCallable");
+        PARAM_TYPE_NAME_TO_DECORATE_METHOD_CLASS.put(RUNNABLE_CLASS_NAME, "com.fr.third.alibaba.ttl.TtlRunnable");
+        PARAM_TYPE_NAME_TO_DECORATE_METHOD_CLASS.put("java.util.concurrent.Callable", "com.fr.third.alibaba.ttl.TtlCallable");
     }
 
     private static final String THREAD_FACTORY_CLASS_NAME = "java.util.concurrent.ThreadFactory";
@@ -55,7 +51,7 @@ public class TtlExecutorTransformlet implements JavassistTransformlet {
     }
 
     @Override
-    public void doTransform(@NotNull final ClassInfo classInfo) throws IOException, NotFoundException, CannotCompileException {
+    public void doTransform(final ClassInfo classInfo) throws IOException, NotFoundException, CannotCompileException {
         if (EXECUTOR_CLASS_NAMES.contains(classInfo.getClassName())) {
             final CtClass clazz = classInfo.getCtClass();
 
@@ -84,10 +80,10 @@ public class TtlExecutorTransformlet implements JavassistTransformlet {
     /**
      * @see TtlRunnable#get(Runnable, boolean, boolean)
      * @see TtlCallable#get(Callable, boolean, boolean)
-     * @see Utils#setAutoWrapperAttachment(Object)
+     * @see com.fr.third.alibaba.ttl.threadpool.TtlUtils#setAutoWrapperAttachment(Object)
      */
      // [ERROR] Format string should use %n rather than \n
-    private void updateSubmitMethodsOfExecutorClass_decorateToTtlWrapperAndSetAutoWrapperAttachment(@NotNull final CtMethod method) throws NotFoundException, CannotCompileException {
+    private void updateSubmitMethodsOfExecutorClass_decorateToTtlWrapperAndSetAutoWrapperAttachment(final CtMethod method) throws NotFoundException, CannotCompileException {
         final int modifiers = method.getModifiers();
         if (!Modifier.isPublic(modifiers) || Modifier.isStatic(modifiers)) return;
 
@@ -100,7 +96,7 @@ public class TtlExecutorTransformlet implements JavassistTransformlet {
                         // decorate to TTL wrapper,
                         // and then set AutoWrapper attachment/Tag
                         "$%d = %s.get($%d, false, true);"
-                                + "\ncom.alibaba.ttl.threadpool.agent.internal.transformlet.impl.Utils.setAutoWrapperAttachment($%<d);",
+                                + "\ncom.fr.third.alibaba.ttl.threadpool.TtlUtils.setAutoWrapperAttachment($%<d);",
                         i + 1, PARAM_TYPE_NAME_TO_DECORATE_METHOD_CLASS.get(paramTypeName), i + 1);
                 logger.info("insert code before method " + Utils.signatureOfMethod(method) + " of class " + method.getDeclaringClass().getName() + ": " + code);
                 insertCode.append(code);
@@ -112,14 +108,14 @@ public class TtlExecutorTransformlet implements JavassistTransformlet {
     /**
      * @see TtlExecutors#getDisableInheritableThreadFactory(java.util.concurrent.ThreadFactory)
      */
-    private void updateConstructorDisableInheritable(@NotNull final CtClass clazz) throws NotFoundException, CannotCompileException {
+    private void updateConstructorDisableInheritable(final CtClass clazz) throws NotFoundException, CannotCompileException {
         for (CtConstructor constructor : clazz.getDeclaredConstructors()) {
             final CtClass[] parameterTypes = constructor.getParameterTypes();
             final StringBuilder insertCode = new StringBuilder();
             for (int i = 0; i < parameterTypes.length; i++) {
                 final String paramTypeName = parameterTypes[i].getName();
                 if (THREAD_FACTORY_CLASS_NAME.equals(paramTypeName)) {
-                    String code = String.format("$%d = com.alibaba.ttl.threadpool.TtlExecutors.getDisableInheritableThreadFactory($%<d);", i + 1);
+                    String code = String.format("$%d = com.fr.third.alibaba.ttl.threadpool.TtlExecutors.getDisableInheritableThreadFactory($%<d);", i + 1);
                     logger.info("insert code before method " + Utils.signatureOfMethod(constructor) + " of class " + constructor.getDeclaringClass().getName() + ": " + code);
                     insertCode.append(code);
                 }
@@ -129,9 +125,9 @@ public class TtlExecutorTransformlet implements JavassistTransformlet {
     }
 
     /**
-     * @see Utils#unwrapIfIsAutoWrapper(Runnable)
+     * @see com.fr.third.alibaba.ttl.threadpool.TtlUtils#unwrapIfIsAutoWrapper(Runnable)
      */
-    private boolean updateBeforeAndAfterExecuteMethodOfExecutorSubclass(@NotNull final CtClass clazz) throws NotFoundException, CannotCompileException {
+    private boolean updateBeforeAndAfterExecuteMethodOfExecutorSubclass(final CtClass clazz) throws NotFoundException, CannotCompileException {
         final CtClass runnableClass = clazz.getClassPool().get(RUNNABLE_CLASS_NAME);
         final CtClass threadClass = clazz.getClassPool().get("java.lang.Thread");
         final CtClass throwableClass = clazz.getClassPool().get("java.lang.Throwable");
@@ -140,7 +136,7 @@ public class TtlExecutorTransformlet implements JavassistTransformlet {
         try {
             final CtMethod beforeExecute = clazz.getDeclaredMethod("beforeExecute", new CtClass[]{threadClass, runnableClass});
             // unwrap runnable if IsAutoWrapper
-            String code = "$2 = com.alibaba.ttl.threadpool.agent.internal.transformlet.impl.Utils.unwrapIfIsAutoWrapper($2);";
+            String code = "$2 = com.fr.third.alibaba.ttl.threadpool.TtlUtils.unwrapIfIsAutoWrapper($2);";
             logger.info("insert code before method " + Utils.signatureOfMethod(beforeExecute) + " of class " + beforeExecute.getDeclaringClass().getName() + ": " + code);
             beforeExecute.insertBefore(code);
             modified = true;
@@ -151,7 +147,7 @@ public class TtlExecutorTransformlet implements JavassistTransformlet {
         try {
             final CtMethod afterExecute = clazz.getDeclaredMethod("afterExecute", new CtClass[]{runnableClass, throwableClass});
             // unwrap runnable if IsAutoWrapper
-            String code = "$1 = com.alibaba.ttl.threadpool.agent.internal.transformlet.impl.Utils.unwrapIfIsAutoWrapper($1);";
+            String code = "$1 = com.fr.third.alibaba.ttl.threadpool.TtlUtils.unwrapIfIsAutoWrapper($1);";
             logger.info("insert code before method " + Utils.signatureOfMethod(afterExecute) + " of class " + afterExecute.getDeclaringClass().getName() + ": " + code);
             afterExecute.insertBefore(code);
             modified = true;

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/agent/internal/transformlet/impl/TtlForkJoinTransformlet.java

@@ -1,10 +1,8 @@
 package com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet.impl;
 
-import com.fr.third.alibaba.ttl.spi.TtlEnhanced;
 import com.fr.third.alibaba.ttl.threadpool.agent.internal.logging.Logger;
 import com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet.ClassInfo;
 import com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet.JavassistTransformlet;
-import org.jetbrains.annotations.NotNull;
 import com.fr.third.javassist.*;
 
 import java.io.IOException;
@@ -32,7 +30,7 @@ public class TtlForkJoinTransformlet implements JavassistTransformlet {
     }
 
     @Override
-    public void doTransform(@NotNull final ClassInfo classInfo) throws IOException, NotFoundException, CannotCompileException {
+    public void doTransform(final ClassInfo classInfo) throws IOException, NotFoundException, CannotCompileException {
         if (FORK_JOIN_TASK_CLASS_NAME.equals(classInfo.getClassName())) {
             updateForkJoinTaskClass(classInfo.getCtClass());
             classInfo.setModified();
@@ -43,38 +41,38 @@ public class TtlForkJoinTransformlet implements JavassistTransformlet {
     }
 
     /**
-     * @see Utils#doCaptureWhenNotTtlEnhanced(java.lang.Object)
+     * @see com.fr.third.alibaba.ttl.threadpool.TtlUtils#doCaptureWhenNotTtlEnhanced(java.lang.Object)
      */
-    private void updateForkJoinTaskClass(@NotNull final CtClass clazz) throws CannotCompileException, NotFoundException {
+    private void updateForkJoinTaskClass(final CtClass clazz) throws CannotCompileException, NotFoundException {
         final String className = clazz.getName();
 
         // add new field
         final String capturedFieldName = "captured$field$added$by$ttl";
         final CtField capturedField = CtField.make("private final Object " + capturedFieldName + ";", clazz);
-        clazz.addField(capturedField, "com.alibaba.ttl.threadpool.agent.internal.transformlet.impl.Utils.doCaptureWhenNotTtlEnhanced(this);");
+        clazz.addField(capturedField, "com.fr.third.alibaba.ttl.threadpool.TtlUtils.doCaptureWhenNotTtlEnhanced(this);");
         logger.info("add new field " + capturedFieldName + " to class " + className);
 
         final CtMethod doExecMethod = clazz.getDeclaredMethod("doExec", new CtClass[0]);
         final String doExec_renamed_method_name = Utils.renamedMethodNameByTtl(doExecMethod);
 
-        final String beforeCode = "if (this instanceof " + TtlEnhanced.class.getName() + ") {\n" + // if the class is already TTL enhanced(eg: com.alibaba.ttl.TtlRecursiveTask)
+        final String beforeCode = "if (this instanceof " + "com.fr.third.alibaba.ttl.spi.TtlEnhanced" + ") {\n" + // if the class is already TTL enhanced(eg: com.fr.third.alibaba.ttl.TtlRecursiveTask)
                 "    return " + doExec_renamed_method_name + "($$);\n" +                           // return directly/do nothing
                 "}\n" +
-                "Object backup = com.alibaba.ttl.TransmittableThreadLocal.Transmitter.replay(" + capturedFieldName + ");";
+                "Object backup = com.fr.third.alibaba.ttl.TransmittableThreadLocal.Transmitter.replay(" + capturedFieldName + ");";
 
-        final String finallyCode = "com.alibaba.ttl.TransmittableThreadLocal.Transmitter.restore(backup);";
+        final String finallyCode = "com.fr.third.alibaba.ttl.TransmittableThreadLocal.Transmitter.restore(backup);";
 
         Utils.doTryFinallyForMethod(doExecMethod, doExec_renamed_method_name, beforeCode, finallyCode);
     }
 
-    private void updateConstructorDisableInheritable(@NotNull final CtClass clazz) throws NotFoundException, CannotCompileException {
+    private void updateConstructorDisableInheritable(final CtClass clazz) throws NotFoundException, CannotCompileException {
         for (CtConstructor constructor : clazz.getDeclaredConstructors()) {
             final CtClass[] parameterTypes = constructor.getParameterTypes();
             final StringBuilder insertCode = new StringBuilder();
             for (int i = 0; i < parameterTypes.length; i++) {
                 final String paramTypeName = parameterTypes[i].getName();
                 if (FORK_JOIN_WORKER_THREAD_FACTORY_CLASS_NAME.equals(paramTypeName)) {
-                    String code = String.format("$%d = com.alibaba.ttl.threadpool.TtlForkJoinPoolHelper.getDisableInheritableForkJoinWorkerThreadFactory($%<d);", i + 1);
+                    String code = String.format("$%d = com.fr.third.alibaba.ttl.threadpool.TtlForkJoinPoolHelper.getDisableInheritableForkJoinWorkerThreadFactory($%<d);", i + 1);
                     logger.info("insert code before method " + Utils.signatureOfMethod(constructor) + " of class " + constructor.getDeclaringClass().getName() + ": " + code);
                     insertCode.append(code);
                 }

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/agent/internal/transformlet/impl/TtlTimerTaskTransformlet.java

@@ -3,13 +3,10 @@ package com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet.impl;
 import com.fr.third.alibaba.ttl.threadpool.agent.internal.logging.Logger;
 import com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet.ClassInfo;
 import com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet.JavassistTransformlet;
-import org.jetbrains.annotations.NotNull;
 import com.fr.third.javassist.*;
 
 import java.io.IOException;
 
-import static com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet.impl.Utils.doTryFinallyForMethod;
-
 /**
  * TTL {@link JavassistTransformlet} for {@link java.util.TimerTask}.
  *
@@ -26,7 +23,7 @@ public class TtlTimerTaskTransformlet implements JavassistTransformlet {
     private static final String RUN_METHOD_NAME = "run";
 
     @Override
-    public void doTransform(@NotNull final ClassInfo classInfo) throws IOException, NotFoundException, CannotCompileException {
+    public void doTransform(final ClassInfo classInfo) throws IOException, NotFoundException, CannotCompileException {
         if (TIMER_TASK_CLASS_NAME.equals(classInfo.getClassName())) return; // No need transform TimerTask class
 
         final CtClass clazz = classInfo.getCtClass();
@@ -50,21 +47,21 @@ public class TtlTimerTaskTransformlet implements JavassistTransformlet {
     }
 
     /**
-     * @see Utils#doCaptureWhenNotTtlEnhanced(java.lang.Object)
+     * @see com.fr.third.alibaba.ttl.threadpool.TtlUtils#doCaptureWhenNotTtlEnhanced(java.lang.Object)
      */
-    private void updateTimerTaskClass(@NotNull final CtClass clazz) throws CannotCompileException, NotFoundException {
+    private void updateTimerTaskClass(final CtClass clazz) throws CannotCompileException, NotFoundException {
         final String className = clazz.getName();
 
         // add new field
         final String capturedFieldName = "captured$field$added$by$ttl";
         final CtField capturedField = CtField.make("private final Object " + capturedFieldName + ";", clazz);
-        clazz.addField(capturedField, "com.alibaba.ttl.threadpool.agent.internal.transformlet.impl.Utils.doCaptureWhenNotTtlEnhanced(this);");
+        clazz.addField(capturedField, "com.fr.third.alibaba.ttl.threadpool.TtlUtils.doCaptureWhenNotTtlEnhanced(this);");
         logger.info("add new field " + capturedFieldName + " to class " + className);
 
         final CtMethod runMethod = clazz.getDeclaredMethod(RUN_METHOD_NAME, new CtClass[0]);
 
-        final String beforeCode = "Object backup = com.alibaba.ttl.TransmittableThreadLocal.Transmitter.replay(" + capturedFieldName + ");";
-        final String finallyCode = "com.alibaba.ttl.TransmittableThreadLocal.Transmitter.restore(backup);";
+        final String beforeCode = "Object backup = com.fr.third.alibaba.ttl.TransmittableThreadLocal.Transmitter.replay(" + capturedFieldName + ");";
+        final String finallyCode = "com.fr.third.alibaba.ttl.TransmittableThreadLocal.Transmitter.restore(backup);";
 
         Utils.doTryFinallyForMethod(runMethod, beforeCode, finallyCode);
     }

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/agent/internal/transformlet/impl/Utils.java

@@ -1,17 +1,10 @@
 package com.fr.third.alibaba.ttl.threadpool.agent.internal.transformlet.impl;
 
-import com.fr.third.alibaba.ttl.TtlRunnable;
-import com.fr.third.alibaba.ttl.spi.TtlAttachments;
-import com.fr.third.alibaba.ttl.spi.TtlEnhanced;
 import com.fr.third.alibaba.ttl.threadpool.agent.internal.logging.Logger;
-import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
 import com.fr.third.javassist.*;
 
 import java.lang.reflect.Modifier;
 
-import static com.fr.third.alibaba.ttl.TransmittableThreadLocal.Transmitter.capture;
-
 /**
  * @author Jerry Lee (oldratlee at gmail dot com)
  * @since 2.6.0
@@ -26,8 +19,8 @@ public class Utils {
      * @param method method object
      * @return method signature string
      */
-    @NotNull
-    static String signatureOfMethod(@NotNull final CtBehavior method) throws NotFoundException {
+
+    static String signatureOfMethod(final CtBehavior method) throws NotFoundException {
         final StringBuilder stringBuilder = new StringBuilder();
 
         stringBuilder.append(Modifier.toString(method.getModifiers()));
@@ -48,16 +41,16 @@ public class Utils {
         return stringBuilder.toString();
     }
 
-    @NotNull
-    static String renamedMethodNameByTtl(@NotNull CtMethod method) {
+
+    static String renamedMethodNameByTtl(CtMethod method) {
         return "original$" + method.getName() + "$method$renamed$by$ttl";
     }
 
-    static void doTryFinallyForMethod(@NotNull CtMethod method, @NotNull String beforeCode, @NotNull String finallyCode) throws CannotCompileException, NotFoundException {
+    static void doTryFinallyForMethod(CtMethod method, String beforeCode, String finallyCode) throws CannotCompileException, NotFoundException {
         doTryFinallyForMethod(method, renamedMethodNameByTtl(method), beforeCode, finallyCode);
     }
 
-    static void doTryFinallyForMethod(@NotNull CtMethod method, @NotNull String renamedMethodName, @NotNull String beforeCode, @NotNull String finallyCode) throws CannotCompileException, NotFoundException {
+    static void doTryFinallyForMethod(CtMethod method, String renamedMethodName, String beforeCode, String finallyCode) throws CannotCompileException, NotFoundException {
         final CtClass clazz = method.getDeclaringClass();
         final CtMethod newMethod = CtNewMethod.copy(method, clazz, null);
 
@@ -86,34 +79,4 @@ public class Utils {
         clazz.addMethod(newMethod);
         logger.info("insert code around method " + signatureOfMethod(newMethod) + " of class " + clazz.getName() + ": " + code);
     }
-
-    @Nullable
-    public static Object doCaptureWhenNotTtlEnhanced(@Nullable Object obj) {
-        if (obj instanceof TtlEnhanced) return null;
-        else return capture();
-    }
-
-    public static void setAutoWrapperAttachment(@Nullable Object ttlAttachment) {
-        if (notTtlAttachments(ttlAttachment)) return;
-        ((TtlAttachments) ttlAttachment).setTtlAttachment(TtlAttachments.KEY_IS_AUTO_WRAPPER, true);
-    }
-
-    @Nullable
-    public static Runnable unwrapIfIsAutoWrapper(@Nullable Runnable runnable) {
-        if (isAutoWrapper(runnable)) return TtlRunnable.unwrap(runnable);
-        else return runnable;
-    }
-
-    private static boolean notTtlAttachments(@Nullable Object ttlAttachment) {
-        return !(ttlAttachment instanceof TtlAttachments);
-    }
-
-    private static boolean isAutoWrapper(@Nullable Runnable ttlAttachments) {
-        if (notTtlAttachments(ttlAttachments)) return false;
-
-        final Boolean value = ((TtlAttachments) ttlAttachments).getTtlAttachment(TtlAttachments.KEY_IS_AUTO_WRAPPER);
-        if (value == null) return false;
-
-        return value;
-    }
 }

fine-transmittable-thread-local/src/main/java/com/fr/third/alibaba/ttl/threadpool/agent/package-info.java

@@ -4,5 +4,7 @@
  * @author Jerry Lee (oldratlee at gmail dot com)
  * @see com.fr.third.alibaba.ttl.threadpool.agent.TtlAgent
  * @see <a href="https://docs.oracle.com/javase/10/docs/api/java/lang/instrument/package-summary.html">The mechanism for instrumentation</a>
+ *
+ * 此包中的不允许直接使用ttl中其他代码
  */
 package com.fr.third.alibaba.ttl.threadpool.agent;