Pull request #8385: REPORT-68726 【迭代】【数据集管理优化】多张模板切换触发搜索，设计器概率卡住

Merge in DESIGN/design from ~YVAN/design:feature/x to feature/x

* commit 'aaa7944836852016a8f5e2b170963cdadae4400d':
  REPORT-68726 删掉多余import
  REPORT-68726 【迭代】【数据集管理优化】多张模板切换触发搜索，设计器概率卡住 【问题原因】之前的定时器每次搜索都会开始计时，然后新建线程池+线程，在搜索完后停止计时将线程池shutDownNow，是为了不让前一次的搜索计时影响后一次的搜索，但是漏了切换回工具栏的时候停止计时，且每次新建线程池太重了 【改动思路】1.补充切换回工具栏的停止计时逻辑；2.用判断task对象的方式来判断前一次与后一次，保证只有一个线程创建 【review建议】无

designer-base/src/main/java/com/fr/design/data/datapane/management/search/TableDataTreeSearchManager.java

@@ -131,7 +131,7 @@ public class TableDataTreeSearchManager {
      * @param searchText
      */
     public void startSearch(String searchText) {
-        if (isRepeatSearch(searchText)) {
+        if (isRepeatSearch(searchText) || StringUtils.isEmpty(searchText)) {
             return;
         }
         setTreeSearchStatus(TreeSearchStatus.SEARCHING);
@@ -196,6 +196,7 @@ public class TableDataTreeSearchManager {
      */
     public void restoreToolBarAndTreePane() {
         setTreeSearchStatus(TreeSearchStatus.NOT_IN_SEARCH_MODE);
+        TableDataSearchTimer.getInstance().stopClock();
         if (treeSearcher != null) {
             treeSearcher.afterSearch();
         }
@@ -210,6 +211,7 @@ public class TableDataTreeSearchManager {
      */
     public void restoreTreePane() {
         setTreeSearchStatus(TreeSearchStatus.SEARCH_NOT_BEGIN);
+        TableDataSearchTimer.getInstance().stopClock();
         lastSearchText = null;
         if (rendererHelper != null) {
             rendererHelper.restore(getCurrentTableDataTree());

designer-base/src/main/java/com/fr/design/data/datapane/management/search/searcher/TableDataTreeSearcher.java

@@ -75,7 +75,7 @@ public class TableDataTreeSearcher implements TreeSearcher {
      * @param tableDataSource
      */
     public void beforeSearch(TableDataSearchMode searchMode, TableDataSource tableDataSource) {
-        executorService = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors(), new NamedThreadFactory(TableDataTreeSearchManager.class));
+        executorService = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors(), new NamedThreadFactory(TableDataTreeSearcher.class));
         collectTableDataWrappers(searchMode, tableDataSource);
         preCalculateColumns();
     }

designer-base/src/main/java/com/fr/design/data/datapane/management/search/time/TableDataSearchTimer.java

@@ -1,6 +1,7 @@
 package com.fr.design.data.datapane.management.search.time;
 
 import com.fr.concurrent.NamedThreadFactory;
+import com.fr.general.ComparatorUtils;
 
 import java.util.concurrent.Executors;
 import java.util.concurrent.ScheduledExecutorService;
@@ -16,7 +17,7 @@ public class TableDataSearchTimer {
     /**
      * 定时器
      */
-    private ScheduledExecutorService scheduler;
+    private static ScheduledExecutorService scheduler = Executors.newSingleThreadScheduledExecutor(new NamedThreadFactory(TableDataSearchTimer.class));
 
     /**
      * 定时任务
@@ -40,15 +41,24 @@ public class TableDataSearchTimer {
     }
 
     public void startClock() {
-        this.scheduler = Executors.newSingleThreadScheduledExecutor(new NamedThreadFactory(TableDataSearchTimer.class));
         this.timeTask = new TableDataSearchTimerTask();
         scheduler.schedule(timeTask, MAX_SEARCH_TIME, TimeUnit.MILLISECONDS);
     }
 
     public void stopClock() {
         this.timeTask = null;
-        if (this.scheduler != null) {
-            this.scheduler.shutdownNow();
     }
+
+    public void shutdown() {
+        scheduler.shutdown();
+    }
+
+    /**
+     * 判断是不是当前的Timer中的task，为了避免shutdownNow()之后原task仍在执行，可能会
+     * @param task
+     * @return
+     */
+    public boolean isCurrentTask(TableDataSearchTimerTask task) {
+        return ComparatorUtils.equals(this.timeTask, task);
     }
 }

designer-base/src/main/java/com/fr/design/data/datapane/management/search/time/TableDataSearchTimerTask.java

@@ -14,7 +14,8 @@ public class TableDataSearchTimerTask implements Runnable {
     @Override
     public void run() {
         // 最大单次搜索时间过后，将结束搜索
-        if (TableDataTreeSearchManager.getInstance().getTreeSearchStatus() == TreeSearchStatus.SEARCHING) {
+        if (TableDataTreeSearchManager.getInstance().getTreeSearchStatus() == TreeSearchStatus.SEARCHING &&
+                TableDataSearchTimer.getInstance().isCurrentTask(this)) {
             TableDataTreeSearchManager.getInstance().completeSearch();
         }
     }