* 默认对象反射缓存改成`ThreadLocal`,并支持设置反射缓存类型 [Issue #2792](https://github.com/alibaba/easyexcel/issues/2792)

easyexcel-core/src/main/java/com/alibaba/excel/metadata/AbstractParameterBuilder.java

@@ -4,6 +4,7 @@ import java.util.List;
 import java.util.Locale;
 
 import com.alibaba.excel.converters.Converter;
+import com.alibaba.excel.enums.CacheLocationEnum;
 import com.alibaba.excel.util.ListUtils;
 
 /**
@@ -73,6 +74,16 @@ public abstract class AbstractParameterBuilder<T extends AbstractParameterBuilde
         return self();
     }
 
+    /**
+     * The cache used when parsing fields such as head.
+     *
+     * default is THREAD_LOCAL.
+     */
+    public T filedCacheLocation(CacheLocationEnum filedCacheLocation) {
+        parameter().setFiledCacheLocation(filedCacheLocation);
+        return self();
+    }
+
     /**
      * Automatic trim includes sheet name and content
      *

easyexcel-core/src/main/java/com/alibaba/excel/metadata/FieldCache.java

@@ -2,6 +2,7 @@ package com.alibaba.excel.metadata;
 
 import java.lang.reflect.Field;
 import java.util.Map;
+import java.util.Set;
 
 import lombok.AllArgsConstructor;
 import lombok.EqualsAndHashCode;
@@ -23,15 +24,10 @@ public class FieldCache {
      * A field cache that has been sorted by a class.
      * It will exclude fields that are not needed.
      */
-    private Map<Integer, Field> sortedFieldMap;
+    private Map<Integer, FieldWrapper> sortedFieldMap;
 
     /**
      * Fields using the index attribute
      */
-    private Map<Integer, Field> indexFieldMap;
-
-    /**
-     * Fields to ignore
-     */
-    private Map<String, Field> ignoreMap;
+    private Map<Integer, FieldWrapper> indexFieldMap;
 }

easyexcel-core/src/main/java/com/alibaba/excel/metadata/FieldWrapper.java

@@ -0,0 +1,43 @@
+package com.alibaba.excel.metadata;
+
+import java.lang.reflect.Field;
+import java.util.Map;
+import java.util.Set;
+
+import com.alibaba.excel.annotation.ExcelProperty;
+
+import lombok.AllArgsConstructor;
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+/**
+ * filed wrapper
+ *
+ * @author Jiaju Zhuang
+ */
+@Getter
+@Setter
+@EqualsAndHashCode
+@AllArgsConstructor
+@NoArgsConstructor
+public class FieldWrapper {
+
+    /**
+     * field
+     */
+    private Field field;
+
+    /**
+     * The field name matching cglib
+     */
+    private String fieldName;
+
+    /**
+     * The name of the sheet header.
+     *
+     * @see ExcelProperty
+     */
+    private String[] heads;
+}

easyexcel-core/src/main/java/com/alibaba/excel/metadata/GlobalConfiguration.java

@@ -54,6 +54,6 @@ public class GlobalConfiguration {
         this.use1904windowing = Boolean.FALSE;
         this.locale = Locale.getDefault();
         this.useScientificFormat = Boolean.FALSE;
-        this.filedCacheLocation = CacheLocationEnum.MEMORY;
+        this.filedCacheLocation = CacheLocationEnum.THREAD_LOCAL;
     }
 }

easyexcel-core/src/main/java/com/alibaba/excel/metadata/property/ExcelHeadProperty.java

@@ -11,6 +11,7 @@ import com.alibaba.excel.annotation.ExcelProperty;
 import com.alibaba.excel.enums.HeadKindEnum;
 import com.alibaba.excel.metadata.ConfigurationHolder;
 import com.alibaba.excel.metadata.FieldCache;
+import com.alibaba.excel.metadata.FieldWrapper;
 import com.alibaba.excel.metadata.Head;
 import com.alibaba.excel.metadata.Holder;
 import com.alibaba.excel.util.ClassUtils;
@@ -107,7 +108,7 @@ public class ExcelHeadProperty {
         }
         FieldCache fieldCache = ClassUtils.declaredFields(headClazz, configurationHolder);
 
-        for (Map.Entry<Integer, Field> entry : fieldCache.getSortedFieldMap().entrySet()) {
+        for (Map.Entry<Integer, FieldWrapper> entry : fieldCache.getSortedFieldMap().entrySet()) {
             initOneColumnProperty(entry.getKey(), entry.getValue(),
                 fieldCache.getIndexFieldMap().containsKey(entry.getKey()));
         }
@@ -122,22 +123,20 @@ public class ExcelHeadProperty {
      * @param forceIndex
      * @return Ignore current field
      */
-    private void initOneColumnProperty(int index, Field field, Boolean forceIndex) {
-        ExcelProperty excelProperty = field.getAnnotation(ExcelProperty.class);
-        List<String> tmpHeadList = new ArrayList<String>();
-        String fieldName = FieldUtils.resolveCglibFieldName(field);
-        boolean notForceName = excelProperty == null || excelProperty.value().length <= 0
-            || (excelProperty.value().length == 1 && StringUtils.isEmpty((excelProperty.value())[0]));
+    private void initOneColumnProperty(int index, FieldWrapper field, Boolean forceIndex) {
+        List<String> tmpHeadList = new ArrayList<>();
+        boolean notForceName = field.getHeads() == null || field.getHeads().length == 0
+            || (field.getHeads().length == 1 && StringUtils.isEmpty(field.getHeads()[0]));
         if (headMap.containsKey(index)) {
             tmpHeadList.addAll(headMap.get(index).getHeadNameList());
         } else {
             if (notForceName) {
-                tmpHeadList.add(fieldName);
+                tmpHeadList.add(field.getFieldName());
             } else {
-                Collections.addAll(tmpHeadList, excelProperty.value());
+                Collections.addAll(tmpHeadList, field.getHeads());
             }
         }
-        Head head = new Head(index, field, fieldName, tmpHeadList, forceIndex, !notForceName);
+        Head head = new Head(index, field.getField(), field.getFieldName(), tmpHeadList, forceIndex, !notForceName);
         headMap.put(index, head);
     }
 

easyexcel-core/src/main/java/com/alibaba/excel/util/ClassUtils.java

@@ -1,5 +1,6 @@
 package com.alibaba.excel.util;
 
+import java.io.FileWriter;
 import java.lang.reflect.Field;
 import java.lang.reflect.Modifier;
 import java.util.ArrayList;
@@ -7,14 +8,14 @@ import java.util.Collection;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.HashSet;
-import java.util.Iterator;
 import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Optional;
+import java.util.Set;
 import java.util.TreeMap;
+import java.util.TreeSet;
 import java.util.concurrent.ConcurrentHashMap;
-import java.util.stream.Collectors;
 
 import com.alibaba.excel.annotation.ExcelIgnore;
 import com.alibaba.excel.annotation.ExcelIgnoreUnannotated;
@@ -25,17 +26,16 @@ import com.alibaba.excel.annotation.write.style.ContentFontStyle;
 import com.alibaba.excel.annotation.write.style.ContentStyle;
 import com.alibaba.excel.converters.AutoConverter;
 import com.alibaba.excel.converters.Converter;
-import com.alibaba.excel.enums.CacheLocationEnum;
 import com.alibaba.excel.exception.ExcelCommonException;
 import com.alibaba.excel.metadata.ConfigurationHolder;
 import com.alibaba.excel.metadata.FieldCache;
-import com.alibaba.excel.metadata.Holder;
+import com.alibaba.excel.metadata.FieldWrapper;
 import com.alibaba.excel.metadata.property.DateTimeFormatProperty;
 import com.alibaba.excel.metadata.property.ExcelContentProperty;
 import com.alibaba.excel.metadata.property.FontProperty;
 import com.alibaba.excel.metadata.property.NumberFormatProperty;
 import com.alibaba.excel.metadata.property.StyleProperty;
-import com.alibaba.excel.write.metadata.holder.AbstractWriteHolder;
+import com.alibaba.excel.write.metadata.fill.FillWrapper;
 import com.alibaba.excel.write.metadata.holder.WriteHolder;
 
 import lombok.AllArgsConstructor;
@@ -312,16 +312,16 @@ public class ClassUtils {
             tempClass = tempClass.getSuperclass();
         }
         // Screening of field
-        Map<Integer, List<Field>> orderFieldMap = new TreeMap<Integer, List<Field>>();
-        Map<Integer, Field> indexFieldMap = new TreeMap<Integer, Field>();
-        Map<String, Field> ignoreMap = new HashMap<String, Field>(16);
+        Map<Integer, List<FieldWrapper>> orderFieldMap = new TreeMap<>();
+        Map<Integer, FieldWrapper> indexFieldMap = new TreeMap<>();
+        Set<String> ignoreSet = new HashSet<>();
 
         ExcelIgnoreUnannotated excelIgnoreUnannotated = clazz.getAnnotation(ExcelIgnoreUnannotated.class);
         for (Field field : tempFieldList) {
-            declaredOneField(field, orderFieldMap, indexFieldMap, ignoreMap, excelIgnoreUnannotated);
+            declaredOneField(field, orderFieldMap, indexFieldMap, ignoreSet, excelIgnoreUnannotated);
         }
-        Map<Integer, Field> sortedFieldMap = buildSortedAllFieldMap(orderFieldMap, indexFieldMap);
-        FieldCache fieldCache = new FieldCache(sortedFieldMap, indexFieldMap, ignoreMap);
+        Map<Integer, FieldWrapper> sortedFieldMap = buildSortedAllFieldMap(orderFieldMap, indexFieldMap);
+        FieldCache fieldCache = new FieldCache(sortedFieldMap, indexFieldMap);
 
         if (!(configurationHolder instanceof WriteHolder)) {
             return fieldCache;
@@ -338,21 +338,21 @@ public class ClassUtils {
             return fieldCache;
         }
         // ignore filed
-        Map<Integer, Field> tempSortedFieldMapp = MapUtils.newHashMap();
+        Map<Integer, FieldWrapper> tempSortedFieldMapp = MapUtils.newHashMap();
         int index = 0;
-        for (Map.Entry<Integer, Field> entry : sortedFieldMap.entrySet()) {
+        for (Map.Entry<Integer, FieldWrapper> entry : sortedFieldMap.entrySet()) {
             Integer key = entry.getKey();
-            Field field = entry.getValue();
+            FieldWrapper field = entry.getValue();
 
             // The current field needs to be ignored
-            if (writeHolder.ignore(entry.getValue().getName(), entry.getKey())) {
-                if (ignoreMap != null) {
-                    ignoreMap.put(field.getName(), field);
+            if (writeHolder.ignore(field.getFieldName(), entry.getKey())) {
+                if (ignoreSet != null) {
+                    ignoreSet.add(field.getFieldName());
                 }
                 indexFieldMap.remove(index);
             } else {
                 // Mandatory sorted fields
-                if (indexFieldMap.containsKey(key)) {
+                if (ignoreSet.contains(key)) {
                     tempSortedFieldMapp.put(key, field);
                 } else {
                     // Need to reorder automatically
@@ -374,13 +374,13 @@ public class ClassUtils {
     /**
      * it only works when {@link WriteHolder#getIncludeColumnFieldNames()} or
      * {@link WriteHolder#getIncludeColumnIndexes()} ()} has value
-     * and {@link WriteHolder#getSortByIncludeColumn()} ()} is true
+     * and {@link WriteHolder#getOrderByIncludeColumn()} ()} is true
      **/
     private static void resortField(WriteHolder writeHolder, FieldCache fieldCache) {
-        if (!writeHolder.sortByIncludeColumn()) {
+        if (!writeHolder.orderByIncludeColumn()) {
             return;
         }
-        Map<Integer, Field> indexFieldMap = fieldCache.getIndexFieldMap();
+        Map<Integer, FieldWrapper> indexFieldMap = fieldCache.getIndexFieldMap();
 
         Collection<String> includeColumnFieldNames = writeHolder.includeColumnFieldNames();
         if (!CollectionUtils.isEmpty(includeColumnFieldNames)) {
@@ -392,9 +392,9 @@ public class ClassUtils {
             }
 
             // rebuild sortedFieldMap
-            Map<Integer, Field> tempSortedFieldMap = MapUtils.newHashMap();
+            Map<Integer, FieldWrapper> tempSortedFieldMap = MapUtils.newHashMap();
             fieldCache.getSortedFieldMap().forEach((index, field) -> {
-                Integer tempFieldIndex = filedIndexMap.get(field.getName());
+                Integer tempFieldIndex = filedIndexMap.get(field.getFieldName());
                 if (tempFieldIndex != null) {
                     tempSortedFieldMap.put(tempFieldIndex, field);
 
@@ -409,7 +409,7 @@ public class ClassUtils {
         }
 
         Collection<Integer> includeColumnIndexes = writeHolder.includeColumnIndexes();
-        if (!CollectionUtils.isEmpty(includeColumnFieldNames)) {
+        if (!CollectionUtils.isEmpty(includeColumnIndexes)) {
             // Index sorted map
             Map<Integer, Integer> filedIndexMap = MapUtils.newHashMap();
             int fieldIndex = 0;
@@ -418,7 +418,7 @@ public class ClassUtils {
             }
 
             // rebuild sortedFieldMap
-            Map<Integer, Field> tempSortedFieldMap = MapUtils.newHashMap();
+            Map<Integer, FieldWrapper> tempSortedFieldMap = MapUtils.newHashMap();
             fieldCache.getSortedFieldMap().forEach((index, field) -> {
                 Integer tempFieldIndex = filedIndexMap.get(index);
 
@@ -431,16 +431,16 @@ public class ClassUtils {
         }
     }
 
-    private static Map<Integer, Field> buildSortedAllFieldMap(Map<Integer, List<Field>> orderFieldMap,
-        Map<Integer, Field> indexFieldMap) {
+    private static Map<Integer, FieldWrapper> buildSortedAllFieldMap(Map<Integer, List<FieldWrapper>> orderFieldMap,
+        Map<Integer, FieldWrapper> indexFieldMap) {
 
-        Map<Integer, Field> sortedAllFieldMap = new HashMap<Integer, Field>(
-            (orderFieldMap.size() + indexFieldMap.size()) * 4 / 3 + 1);
+        Map<Integer, FieldWrapper> sortedAllFieldMap = MapUtils.newHashMapWithExpectedSize(
+            orderFieldMap.size() + indexFieldMap.size());
 
-        Map<Integer, Field> tempIndexFieldMap = new HashMap<Integer, Field>(indexFieldMap);
+        Map<Integer, FieldWrapper> tempIndexFieldMap = MapUtils.newLinkedHashMapWithExpectedSize(indexFieldMap.size());
         int index = 0;
-        for (List<Field> fieldList : orderFieldMap.values()) {
-            for (Field field : fieldList) {
+        for (List<FieldWrapper> fieldList : orderFieldMap.values()) {
+            for (FieldWrapper field : fieldList) {
                 while (tempIndexFieldMap.containsKey(index)) {
                     sortedAllFieldMap.put(index, tempIndexFieldMap.get(index));
                     tempIndexFieldMap.remove(index);
@@ -454,34 +454,45 @@ public class ClassUtils {
         return sortedAllFieldMap;
     }
 
-    private static void declaredOneField(Field field, Map<Integer, List<Field>> orderFieldMap,
-        Map<Integer, Field> indexFieldMap, Map<String, Field> ignoreMap,
+    private static void declaredOneField(Field field, Map<Integer, List<FieldWrapper>> orderFieldMap,
+        Map<Integer, FieldWrapper> indexFieldMap, Set<String> ignoreSet,
         ExcelIgnoreUnannotated excelIgnoreUnannotated) {
+        String fieldName = FieldUtils.resolveCglibFieldName(field);
+        FieldWrapper fieldWrapper = new FieldWrapper();
+        fieldWrapper.setField(field);
+        fieldWrapper.setFieldName(fieldName);
 
         ExcelIgnore excelIgnore = field.getAnnotation(ExcelIgnore.class);
+
         if (excelIgnore != null) {
-            ignoreMap.put(field.getName(), field);
+            ignoreSet.add(fieldName);
             return;
         }
         ExcelProperty excelProperty = field.getAnnotation(ExcelProperty.class);
         boolean noExcelProperty = excelProperty == null && excelIgnoreUnannotated != null;
         if (noExcelProperty) {
-            ignoreMap.put(field.getName(), field);
+            ignoreSet.add(fieldName);
             return;
         }
         boolean isStaticFinalOrTransient =
             (Modifier.isStatic(field.getModifiers()) && Modifier.isFinal(field.getModifiers()))
                 || Modifier.isTransient(field.getModifiers());
         if (excelProperty == null && isStaticFinalOrTransient) {
-            ignoreMap.put(field.getName(), field);
+            ignoreSet.add(fieldName);
             return;
         }
+        // set heads
+        if (excelProperty != null) {
+            fieldWrapper.setHeads(excelProperty.value());
+        }
+
         if (excelProperty != null && excelProperty.index() >= 0) {
             if (indexFieldMap.containsKey(excelProperty.index())) {
-                throw new ExcelCommonException("The index of '" + indexFieldMap.get(excelProperty.index()).getName()
-                    + "' and '" + field.getName() + "' must be inconsistent");
+                throw new ExcelCommonException(
+                    "The index of '" + indexFieldMap.get(excelProperty.index()).getFieldName()
+                        + "' and '" + field.getName() + "' must be inconsistent");
             }
-            indexFieldMap.put(excelProperty.index(), field);
+            indexFieldMap.put(excelProperty.index(), fieldWrapper);
             return;
         }
 
@@ -489,8 +500,8 @@ public class ClassUtils {
         if (excelProperty != null) {
             order = excelProperty.order();
         }
-        List<Field> orderFieldList = orderFieldMap.computeIfAbsent(order, key -> ListUtils.newArrayList());
-        orderFieldList.add(field);
+        List<FieldWrapper> orderFieldList = orderFieldMap.computeIfAbsent(order, key -> ListUtils.newArrayList());
+        orderFieldList.add(fieldWrapper);
     }
 
     /**

easyexcel-core/src/main/java/com/alibaba/excel/write/builder/AbstractExcelWriterParameterBuilder.java

@@ -122,12 +122,12 @@ public abstract class AbstractExcelWriterParameterBuilder<T extends AbstractExce
     }
 
     /**
-     * Data will be sorted according to  {@link #includeColumnFieldNames} or  {@link #includeColumnIndexes}.
+     * Data will be order by  {@link #includeColumnFieldNames} or  {@link #includeColumnIndexes}.
      *
      * default is false.
      **/
-    public T sortByIncludeColumn(Boolean sortByIncludeColumn) {
-        parameter().setSortByIncludeColumn(sortByIncludeColumn);
+    public T orderByIncludeColumn(Boolean orderByIncludeColumn) {
+        parameter().setOrderByIncludeColumn(orderByIncludeColumn);
         return self();
     }
 }

easyexcel-core/src/main/java/com/alibaba/excel/write/executor/ExcelWriteAddExecutor.java

@@ -11,6 +11,7 @@ import java.util.TreeMap;
 import com.alibaba.excel.context.WriteContext;
 import com.alibaba.excel.enums.HeadKindEnum;
 import com.alibaba.excel.metadata.FieldCache;
+import com.alibaba.excel.metadata.FieldWrapper;
 import com.alibaba.excel.metadata.Head;
 import com.alibaba.excel.metadata.property.ExcelContentProperty;
 import com.alibaba.excel.util.BeanMapUtils;
@@ -183,9 +184,9 @@ public class ExcelWriteAddExecutor extends AbstractExcelWriteExecutor {
         maxCellIndex++;
 
         FieldCache fieldCache = ClassUtils.declaredFields(oneRowData.getClass(), writeContext.currentWriteHolder());
-        for (Map.Entry<Integer, Field> entry : fieldCache.getSortedFieldMap().entrySet()) {
-            Field field = entry.getValue();
-            String fieldName = FieldUtils.resolveCglibFieldName(field);
+        for (Map.Entry<Integer, FieldWrapper> entry : fieldCache.getSortedFieldMap().entrySet()) {
+            FieldWrapper field = entry.getValue();
+            String fieldName = field.getFieldName();
             boolean uselessData = !beanKeySet.contains(fieldName) || beanMapHandledSet.contains(fieldName);
             if (uselessData) {
                 continue;
@@ -213,18 +214,4 @@ public class ExcelWriteAddExecutor extends AbstractExcelWriteExecutor {
         }
     }
 
-    private void initSortedAllFieldMapFieldList(Class<?> clazz, Map<Integer, Field> sortedAllFieldMap) {
-        if (!sortedAllFieldMap.isEmpty()) {
-            return;
-        }
-
-        WriteSheetHolder writeSheetHolder = writeContext.writeSheetHolder();
-        boolean needIgnore =
-            !CollectionUtils.isEmpty(writeSheetHolder.getExcludeColumnFieldNames()) || !CollectionUtils
-                .isEmpty(writeSheetHolder.getExcludeColumnIndexes()) || !CollectionUtils
-                .isEmpty(writeSheetHolder.getIncludeColumnFieldNames()) || !CollectionUtils
-                .isEmpty(writeSheetHolder.getIncludeColumnIndexes());
-        ClassUtils.declaredFields(clazz, writeSheetHolder);
-    }
-
 }

easyexcel-core/src/main/java/com/alibaba/excel/write/metadata/WriteBasicParameter.java

@@ -58,9 +58,9 @@ public class WriteBasicParameter extends BasicParameter {
     private Collection<String> includeColumnFieldNames;
 
     /**
-     * Data will be sorted according to  {@link #includeColumnFieldNames} or  {@link #includeColumnIndexes}.
+     * Data will be order by  {@link #includeColumnFieldNames} or  {@link #includeColumnIndexes}.
      *
      * default is false.
      */
-    private Boolean sortByIncludeColumn;
+    private Boolean orderByIncludeColumn;
 }

easyexcel-core/src/main/java/com/alibaba/excel/write/metadata/holder/AbstractWriteHolder.java

@@ -14,7 +14,6 @@ import com.alibaba.excel.converters.Converter;
 import com.alibaba.excel.converters.ConverterKeyBuild;
 import com.alibaba.excel.converters.DefaultConverterLoader;
 import com.alibaba.excel.enums.HeadKindEnum;
-import com.alibaba.excel.enums.HolderEnum;
 import com.alibaba.excel.event.NotRepeatExecutor;
 import com.alibaba.excel.metadata.AbstractHolder;
 import com.alibaba.excel.metadata.Head;
@@ -97,11 +96,11 @@ public abstract class AbstractWriteHolder extends AbstractHolder implements Writ
     private Collection<String> includeColumnFieldNames;
 
     /**
-     * Data will be sorted according to  {@link #includeColumnFieldNames} or  {@link #includeColumnIndexes}.
+     * Data will be order by  {@link #includeColumnFieldNames} or  {@link #includeColumnIndexes}.
      *
      * default is false.
      */
-    private Boolean sortByIncludeColumn;
+    private Boolean orderByIncludeColumn;
 
     /**
      * Write handler
@@ -203,14 +202,14 @@ public abstract class AbstractWriteHolder extends AbstractHolder implements Writ
             this.includeColumnFieldNames = writeBasicParameter.getIncludeColumnFieldNames();
         }
 
-        if (writeBasicParameter.getSortByIncludeColumn() == null) {
+        if (writeBasicParameter.getOrderByIncludeColumn() == null) {
             if (parentAbstractWriteHolder == null) {
-                this.sortByIncludeColumn = Boolean.FALSE;
+                this.orderByIncludeColumn = Boolean.FALSE;
             } else {
-                this.sortByIncludeColumn = parentAbstractWriteHolder.getSortByIncludeColumn();
+                this.orderByIncludeColumn = parentAbstractWriteHolder.getOrderByIncludeColumn();
             }
         } else {
-            this.sortByIncludeColumn = writeBasicParameter.getSortByIncludeColumn();
+            this.orderByIncludeColumn = writeBasicParameter.getOrderByIncludeColumn();
         }
 
         if (writeBasicParameter.getIncludeColumnIndexes() == null && parentAbstractWriteHolder != null) {
@@ -500,8 +499,8 @@ public abstract class AbstractWriteHolder extends AbstractHolder implements Writ
     }
 
     @Override
-    public boolean sortByIncludeColumn() {
-        return getSortByIncludeColumn();
+    public boolean orderByIncludeColumn() {
+        return getOrderByIncludeColumn();
     }
 
     @Override

easyexcel-core/src/main/java/com/alibaba/excel/write/metadata/holder/WriteHolder.java

@@ -49,11 +49,11 @@ public interface WriteHolder extends ConfigurationHolder {
     int relativeHeadRowIndex();
 
     /**
-     * Data will be sorted according to  {@link #includeColumnFieldNames} or  {@link #includeColumnIndexes}.
+     * Data will be order by  {@link #includeColumnFieldNames} or  {@link #includeColumnIndexes}.
      *
      * default is false.
      */
-    boolean sortByIncludeColumn();
+    boolean orderByIncludeColumn();
 
     /**
      * Only output the custom columns.

easyexcel-test/src/test/java/com/alibaba/easyexcel/test/core/cache/CacheData.java

@@ -0,0 +1,21 @@
+package com.alibaba.easyexcel.test.core.cache;
+
+import com.alibaba.excel.annotation.ExcelProperty;
+
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.Setter;
+
+/**
+ * @author Jiaju Zhuang
+ */
+@Getter
+@Setter
+@EqualsAndHashCode
+public class CacheData {
+    @ExcelProperty("姓名")
+    private String name;
+
+    @ExcelProperty("年龄")
+    private Long age;
+}

easyexcel-test/src/test/java/com/alibaba/easyexcel/test/core/cache/CacheDataTest.java

@@ -0,0 +1,219 @@
+package com.alibaba.easyexcel.test.core.cache;
+
+import java.io.File;
+import java.lang.reflect.Field;
+import java.lang.reflect.InvocationHandler;
+import java.lang.reflect.Proxy;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+import com.alibaba.easyexcel.test.demo.read.DemoData;
+import com.alibaba.easyexcel.test.util.TestFileUtil;
+import com.alibaba.excel.EasyExcel;
+import com.alibaba.excel.annotation.ExcelProperty;
+import com.alibaba.excel.context.AnalysisContext;
+import com.alibaba.excel.enums.CacheLocationEnum;
+import com.alibaba.excel.event.AnalysisEventListener;
+import com.alibaba.excel.metadata.FieldCache;
+import com.alibaba.excel.read.listener.PageReadListener;
+import com.alibaba.excel.util.ClassUtils;
+import com.alibaba.excel.util.FieldUtils;
+
+import lombok.extern.slf4j.Slf4j;
+import org.junit.Assert;
+import org.junit.BeforeClass;
+import org.junit.FixMethodOrder;
+import org.junit.Test;
+import org.junit.runners.MethodSorters;
+
+/**
+ * @author Jiaju Zhuang
+ */
+@FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@Slf4j
+public class CacheDataTest {
+
+    private static File file07;
+    private static File fileCacheInvoke;
+    private static File fileCacheInvoke2;
+    private static File fileCacheInvokeMemory;
+    private static File fileCacheInvokeMemory2;
+
+    @BeforeClass
+    public static void init() {
+        file07 = TestFileUtil.createNewFile("cache/cache.xlsx");
+        fileCacheInvoke = TestFileUtil.createNewFile("cache/fileCacheInvoke.xlsx");
+        fileCacheInvoke2 = TestFileUtil.createNewFile("cache/fileCacheInvoke2.xlsx");
+        fileCacheInvokeMemory = TestFileUtil.createNewFile("cache/fileCacheInvokeMemory.xlsx");
+        fileCacheInvokeMemory2 = TestFileUtil.createNewFile("cache/fileCacheInvokeMemory2.xlsx");
+    }
+
+    @Test
+    public void t01ReadAndWrite() throws Exception {
+        Field field = FieldUtils.getField(ClassUtils.class, "FIELD_THREAD_LOCAL", true);
+        ThreadLocal<Map<Class<?>, FieldCache>> fieldThreadLocal = (ThreadLocal<Map<Class<?>, FieldCache>>)field.get(
+            ClassUtils.class.newInstance());
+        Assert.assertNull(fieldThreadLocal.get());
+        EasyExcel.write(file07, CacheData.class).sheet().doWrite(data());
+        EasyExcel.read(file07, CacheData.class, new PageReadListener<DemoData>(dataList -> {
+                Assert.assertNotNull(fieldThreadLocal.get());
+            }))
+            .sheet()
+            .doRead();
+        Assert.assertNull(fieldThreadLocal.get());
+    }
+
+    @Test
+    public void t02ReadAndWriteInvoke() throws Exception {
+        EasyExcel.write(fileCacheInvoke, CacheInvokeData.class).sheet().doWrite(dataInvoke());
+        EasyExcel.read(fileCacheInvoke, CacheInvokeData.class, new AnalysisEventListener<CacheInvokeData>() {
+
+                @Override
+                public void invokeHeadMap(Map<Integer, String> headMap, AnalysisContext context) {
+                    Assert.assertEquals(2, headMap.size());
+                    Assert.assertEquals("姓名", headMap.get(0));
+                    Assert.assertEquals("年龄", headMap.get(1));
+                }
+
+                @Override
+                public void invoke(CacheInvokeData data, AnalysisContext context) {
+                }
+
+                @Override
+                public void doAfterAllAnalysed(AnalysisContext context) {
+
+                }
+            }).sheet()
+            .doRead();
+
+        Field name = FieldUtils.getField(CacheInvokeData.class, "name", true);
+        ExcelProperty annotation = name.getAnnotation(ExcelProperty.class);
+        InvocationHandler invocationHandler = Proxy.getInvocationHandler(annotation);
+        Field memberValues = invocationHandler.getClass().getDeclaredField("memberValues");
+        memberValues.setAccessible(true);
+        Map map = (Map)memberValues.get(invocationHandler);
+        map.put("value", new String[] {"姓名2"});
+
+        EasyExcel.write(fileCacheInvoke2, CacheInvokeData.class).sheet().doWrite(dataInvoke());
+        EasyExcel.read(fileCacheInvoke2, CacheInvokeData.class, new AnalysisEventListener<CacheInvokeData>() {
+
+                @Override
+                public void invokeHeadMap(Map<Integer, String> headMap, AnalysisContext context) {
+                    Assert.assertEquals(2, headMap.size());
+                    Assert.assertEquals("姓名2", headMap.get(0));
+                    Assert.assertEquals("年龄", headMap.get(1));
+                }
+
+                @Override
+                public void invoke(CacheInvokeData data, AnalysisContext context) {
+                }
+
+                @Override
+                public void doAfterAllAnalysed(AnalysisContext context) {
+
+                }
+            }).sheet()
+            .doRead();
+
+    }
+
+    @Test
+    public void t03ReadAndWriteInvokeMemory() throws Exception {
+        EasyExcel.write(fileCacheInvokeMemory, CacheInvokeMemoryData.class)
+            .filedCacheLocation(CacheLocationEnum.MEMORY)
+            .sheet()
+            .doWrite(dataInvokeMemory());
+        EasyExcel.read(fileCacheInvokeMemory, CacheInvokeMemoryData.class,
+                new AnalysisEventListener<CacheInvokeMemoryData>() {
+
+                    @Override
+                    public void invokeHeadMap(Map<Integer, String> headMap, AnalysisContext context) {
+                        Assert.assertEquals(2, headMap.size());
+                        Assert.assertEquals("姓名", headMap.get(0));
+                        Assert.assertEquals("年龄", headMap.get(1));
+                    }
+
+                    @Override
+                    public void invoke(CacheInvokeMemoryData data, AnalysisContext context) {
+                    }
+
+                    @Override
+                    public void doAfterAllAnalysed(AnalysisContext context) {
+
+                    }
+                })
+            .filedCacheLocation(CacheLocationEnum.MEMORY)
+            .sheet()
+            .doRead();
+
+        Field name = FieldUtils.getField(CacheInvokeMemoryData.class, "name", true);
+        ExcelProperty annotation = name.getAnnotation(ExcelProperty.class);
+        InvocationHandler invocationHandler = Proxy.getInvocationHandler(annotation);
+        Field memberValues = invocationHandler.getClass().getDeclaredField("memberValues");
+        memberValues.setAccessible(true);
+        Map map = (Map)memberValues.get(invocationHandler);
+        map.put("value", new String[] {"姓名2"});
+
+        EasyExcel.write(fileCacheInvokeMemory2, CacheInvokeMemoryData.class)
+            .filedCacheLocation(CacheLocationEnum.MEMORY)
+            .sheet()
+            .doWrite(dataInvokeMemory());
+        EasyExcel.read(fileCacheInvokeMemory2, CacheInvokeMemoryData.class,
+                new AnalysisEventListener<CacheInvokeMemoryData>() {
+
+                    @Override
+                    public void invokeHeadMap(Map<Integer, String> headMap, AnalysisContext context) {
+                        Assert.assertEquals(2, headMap.size());
+                        Assert.assertEquals("姓名", headMap.get(0));
+                        Assert.assertEquals("年龄", headMap.get(1));
+                    }
+
+                    @Override
+                    public void invoke(CacheInvokeMemoryData data, AnalysisContext context) {
+                    }
+
+                    @Override
+                    public void doAfterAllAnalysed(AnalysisContext context) {
+
+                    }
+                })
+            .filedCacheLocation(CacheLocationEnum.MEMORY)
+            .sheet()
+            .doRead();
+
+    }
+
+    private List<CacheData> data() {
+        List<CacheData> list = new ArrayList<CacheData>();
+        for (int i = 0; i < 10; i++) {
+            CacheData simpleData = new CacheData();
+            simpleData.setName("姓名" + i);
+            simpleData.setAge((long)i);
+            list.add(simpleData);
+        }
+        return list;
+    }
+
+    private List<CacheInvokeData> dataInvoke() {
+        List<CacheInvokeData> list = new ArrayList<>();
+        for (int i = 0; i < 10; i++) {
+            CacheInvokeData simpleData = new CacheInvokeData();
+            simpleData.setName("姓名" + i);
+            simpleData.setAge((long)i);
+            list.add(simpleData);
+        }
+        return list;
+    }
+
+    private List<CacheInvokeMemoryData> dataInvokeMemory() {
+        List<CacheInvokeMemoryData> list = new ArrayList<>();
+        for (int i = 0; i < 10; i++) {
+            CacheInvokeMemoryData simpleData = new CacheInvokeMemoryData();
+            simpleData.setName("姓名" + i);
+            simpleData.setAge((long)i);
+            list.add(simpleData);
+        }
+        return list;
+    }
+}

easyexcel-test/src/test/java/com/alibaba/easyexcel/test/core/cache/CacheInvokeData.java

@@ -0,0 +1,21 @@
+package com.alibaba.easyexcel.test.core.cache;
+
+import com.alibaba.excel.annotation.ExcelProperty;
+
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.Setter;
+
+/**
+ * @author Jiaju Zhuang
+ */
+@Getter
+@Setter
+@EqualsAndHashCode
+public class CacheInvokeData {
+    @ExcelProperty("姓名")
+    private String name;
+
+    @ExcelProperty("年龄")
+    private Long age;
+}

easyexcel-test/src/test/java/com/alibaba/easyexcel/test/core/cache/CacheInvokeMemoryData.java

@@ -0,0 +1,21 @@
+package com.alibaba.easyexcel.test.core.cache;
+
+import com.alibaba.excel.annotation.ExcelProperty;
+
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.Setter;
+
+/**
+ * @author Jiaju Zhuang
+ */
+@Getter
+@Setter
+@EqualsAndHashCode
+public class CacheInvokeMemoryData {
+    @ExcelProperty("姓名")
+    private String name;
+
+    @ExcelProperty("年龄")
+    private Long age;
+}

easyexcel-test/src/test/java/com/alibaba/easyexcel/test/core/excludeorinclude/ExcludeOrIncludeDataTest.java

@@ -34,9 +34,13 @@ public class ExcludeOrIncludeDataTest {
     private static File includeFieldName07;
     private static File includeFieldName03;
     private static File includeFieldNameCsv;
-    private static File includeFieldNameSort07;
-    private static File includeFieldNameSort03;
-    private static File includeFieldNameSortCsv;
+    private static File includeFieldNameOrder07;
+    private static File includeFieldNameOrder03;
+    private static File includeFieldNameOrderCsv;
+
+    private static File includeFieldNameOrderIndex07;
+    private static File includeFieldNameOrderIndex03;
+    private static File includeFieldNameOrderIndexCsv;
 
     @BeforeClass
     public static void init() {
@@ -52,9 +56,12 @@ public class ExcludeOrIncludeDataTest {
         includeFieldName07 = TestFileUtil.createNewFile("includeFieldName.xlsx");
         includeFieldName03 = TestFileUtil.createNewFile("includeFieldName.xls");
         includeFieldNameCsv = TestFileUtil.createNewFile("includeFieldName.csv");
-        includeFieldNameSort07 = TestFileUtil.createNewFile("includeFieldNameSort.xlsx");
-        includeFieldNameSort03 = TestFileUtil.createNewFile("includeFieldNameSort.xls");
-        includeFieldNameSortCsv = TestFileUtil.createNewFile("includeFieldNameSort.csv");
+        includeFieldNameOrder07 = TestFileUtil.createNewFile("includeFieldNameOrder.xlsx");
+        includeFieldNameOrder03 = TestFileUtil.createNewFile("includeFieldNameOrder.xls");
+        includeFieldNameOrderCsv = TestFileUtil.createNewFile("includeFieldNameOrder.csv");
+        includeFieldNameOrderIndex07 = TestFileUtil.createNewFile("includeFieldNameOrderIndex.xlsx");
+        includeFieldNameOrderIndex03 = TestFileUtil.createNewFile("includeFieldNameOrderIndex.xls");
+        includeFieldNameOrderIndexCsv = TestFileUtil.createNewFile("includeFieldNameOrderIndex.csv");
     }
 
     @Test
@@ -119,18 +126,33 @@ public class ExcludeOrIncludeDataTest {
     }
 
     @Test
-    public void t41IncludeFieldName07() {
-        includeFieldNameForce(includeFieldNameForceIndex07);
+    public void t41IncludeFieldNameOrder07() {
+        includeFieldNameOrder(includeFieldNameOrder07);
+    }
+
+    @Test
+    public void t42IncludeFieldNameOrder03() {
+        includeFieldNameOrder(includeFieldNameOrder03);
+    }
+
+    @Test
+    public void t43IncludeFieldNameOrderCsv() {
+        includeFieldNameOrder(includeFieldNameOrderCsv);
+    }
+
+    @Test
+    public void t41IncludeFieldNameOrderIndex07() {
+        includeFieldNameOrderIndex(includeFieldNameOrderIndex07);
     }
 
     @Test
-    public void t42IncludeFieldName03() {
-        includeFieldNameForce(includeFieldNameForceIndex03);
+    public void t42IncludeFieldNameOrderIndex03() {
+        includeFieldNameOrderIndex(includeFieldNameOrderIndex03);
     }
 
     @Test
-    public void t43IncludeFieldNameCsv() {
-        includeFieldNameForce(includeFieldNameForceIndexCsv);
+    public void t43IncludeFieldNameOrderIndexCsv() {
+        includeFieldNameOrderIndex(includeFieldNameOrderIndexCsv);
     }
 
     private void excludeIndex(File file) {
@@ -192,18 +214,44 @@ public class ExcludeOrIncludeDataTest {
         Assert.assertEquals("column3", record.get(1));
     }
 
-    private void includeFieldNameForce(File file) {
+
+    private void includeFieldNameOrderIndex(File file) {
+        List<Integer> includeColumnIndexes = new ArrayList<>();
+        includeColumnIndexes.add(3);
+        includeColumnIndexes.add(1);
+        includeColumnIndexes.add(2);
+        includeColumnIndexes.add(0);
+        EasyExcel.write(file, ExcludeOrIncludeData.class)
+            .includeColumnIndexes(includeColumnIndexes)
+            .orderByIncludeColumn(true).
+            sheet()
+            .doWrite(data());
+        List<Map<Integer, String>> dataMap = EasyExcel.read(file).sheet().doReadSync();
+        Assert.assertEquals(1, dataMap.size());
+        Map<Integer, String> record = dataMap.get(0);
+        Assert.assertEquals(4, record.size());
+        Assert.assertEquals("column4", record.get(0));
+        Assert.assertEquals("column2", record.get(1));
+        Assert.assertEquals("column3", record.get(2));
+        Assert.assertEquals("column1", record.get(3));
+    }
+    private void includeFieldNameOrder(File file) {
         List<String> includeColumnFieldNames = new ArrayList<>();
-        includeColumnFieldNames.add("column3");
+        includeColumnFieldNames.add("column4");
         includeColumnFieldNames.add("column2");
-        EasyExcel.write(file, ExcludeOrIncludeData.class).includeColumnFieldNames(includeColumnFieldNames)
-            .sortByIncludeColumn(true).sheet().doWrite(data());
+        includeColumnFieldNames.add("column3");
+        EasyExcel.write(file, ExcludeOrIncludeData.class)
+            .includeColumnFieldNames(includeColumnFieldNames)
+            .orderByIncludeColumn(true).
+            sheet()
+            .doWrite(data());
         List<Map<Integer, String>> dataMap = EasyExcel.read(file).sheet().doReadSync();
         Assert.assertEquals(1, dataMap.size());
         Map<Integer, String> record = dataMap.get(0);
-        Assert.assertEquals(2, record.size());
-        Assert.assertEquals("column3", record.get(0));
+        Assert.assertEquals(3, record.size());
+        Assert.assertEquals("column4", record.get(0));
         Assert.assertEquals("column2", record.get(1));
+        Assert.assertEquals("column3", record.get(2));
     }
 
     private List<ExcludeOrIncludeData> data() {

update.md

@@ -7,8 +7,9 @@
 * 在`easyexcel-parent` 包中移除测试包的`dependencyManagement`
 * 删除`org.apache.poi.hssf.usermodel.PoiUtils.java`,
   使用反射获取 [Issue #2804](https://github.com/alibaba/easyexcel/issues/2804)
-* 默认对象反射缓存改成`ThreadLocal`,并支持设置 [Issue #2792](https://github.com/alibaba/easyexcel/issues/2792)
-* 支持根据`includeColumnIndexes`和`includeColumnFieldNames`排序 [Issue #2697](https://github.com/alibaba/easyexcel/issues/2697)
+* 默认对象反射缓存改成`ThreadLocal`,并支持设置反射缓存类型 [Issue #2792](https://github.com/alibaba/easyexcel/issues/2792)
+* 支持根据`includeColumnIndexes`和`includeColumnFieldNames`
+  排序 [Issue #2697](https://github.com/alibaba/easyexcel/issues/2697)
 
 # 3.2.1