无jira sonar修复

designer-base/src/main/java/com/fr/design/file/HistoryTemplateListCache.java

@@ -41,17 +41,12 @@ public class HistoryTemplateListCache implements CallbackEvent {
     private List<JTemplate<?, ?>> historyList;
     private JTemplate<?, ?> editingTemplate;
 
-    private static volatile HistoryTemplateListCache instacne;
-
     public static HistoryTemplateListCache getInstance() {
-        if (instacne == null) {
+        return Holder.INSTANCE;
-            synchronized (HistoryTemplateListCache.class) {
-                if (instacne == null) {
-                    instacne = new HistoryTemplateListCache();
-                }
     }
-        }
+
-        return instacne;
+    private static class Holder {
+        private static final HistoryTemplateListCache INSTANCE = new HistoryTemplateListCache();
     }
 
     private HistoryTemplateListCache() {

designer-base/src/main/java/com/fr/design/update/actions/FileDownloader.java

@@ -80,10 +80,10 @@ public abstract class FileDownloader extends SwingWorker<Boolean, DownloadItem>
         URLConnection connection = url.openConnection();
         int total = connection.getContentLength();
         item.setTotalLength(total);
-        InputStream reader = connection.getInputStream();
         File tempFile = new File(StableUtils.pathJoin(saveDir, item.getName()));
         StableUtils.makesureFileExist(tempFile);
-        FileOutputStream writer = new FileOutputStream(tempFile);
+        try ( InputStream reader = connection.getInputStream();
+              FileOutputStream writer = new FileOutputStream(tempFile)) {
             byte[] buffer = new byte[UpdateConstants.BYTE];
             int bytesRead = 0;
             int totalBytesRead = 0;
@@ -94,8 +94,7 @@ public abstract class FileDownloader extends SwingWorker<Boolean, DownloadItem>
                 item.setDownloadLength(totalBytesRead);
                 publish(item);
             }
-        reader.close();
+        }
-        writer.close();
     }
 
     /**

designer-base/src/main/java/com/fr/design/update/factory/DirectoryOperationFactory.java

@@ -82,15 +82,12 @@ public class DirectoryOperationFactory {
     }
 
     private static void copy(String path1, String path2) throws IOException {
-        DataInputStream in = new DataInputStream(new BufferedInputStream(new FileInputStream(path1)));
+        try (DataInputStream in = new DataInputStream(new BufferedInputStream(new FileInputStream(path1)));
-        DataOutputStream out = new DataOutputStream(new BufferedOutputStream(new FileOutputStream(path2)));
+             DataOutputStream out = new DataOutputStream(new BufferedOutputStream(new FileOutputStream(path2)))) {
             byte[] date = new byte[in.available()];
-
             in.read(date);
             out.write(date);
-
+        }
-        in.close();
-        out.close();
     }
 
     /**

designer-base/src/main/java/com/fr/design/update/ui/dialog/EncodingDetect.java

@@ -75,11 +75,8 @@ class BytesEncodingDetect extends Encoding {
 	   * type. The encoding type with the highest probability is returned.
 	   */
 	  public int detectEncoding(File testfile) {
-	    FileInputStream chinesefile;
+		  byte[] rawtext = new byte[(int) testfile.length()];
-	    byte[] rawtext;
+		  try(FileInputStream chinesefile = new FileInputStream(testfile))  {
-	    rawtext = new byte[(int) testfile.length()];
-	    try {
-	      chinesefile = new FileInputStream(testfile);
 			  chinesefile.read(rawtext);
 			  chinesefile.close();
 		  } catch (Exception e) {

designer-base/src/main/java/com/fr/design/update/ui/dialog/UpdateMainDialog.java

@@ -468,10 +468,9 @@ public class UpdateMainDialog extends UIDialog {
             return;
         }
         if (cacheFile.exists()) {
-            InputStreamReader streamReader = new InputStreamReader(new FileInputStream(cacheFile), "UTF-8");
+            try (InputStreamReader streamReader = new InputStreamReader(new FileInputStream(cacheFile), "UTF-8");
-            BufferedReader br = new BufferedReader(streamReader);
+                 BufferedReader br = new BufferedReader(streamReader)) {
                 String readStr, updateTimeStr;
-
                 while ((readStr = br.readLine()) != null) {
                     String[] updateInfo = readStr.split("\\t");
                     if (updateInfo.length == 2) {
@@ -490,8 +489,7 @@ public class UpdateMainDialog extends UIDialog {
                         }
                     }
                 }
-            br.close();
+            }
-            streamReader.close();
         }
     }
 

designer-realize/src/main/java/com/fr/design/mainframe/alphafine/search/manager/impl/PluginSearchManager.java

@@ -27,21 +27,20 @@ import java.net.URLEncoder;
  * Created by XiaXiang on 2017/3/27.
  */
 public class PluginSearchManager implements AlphaFineSearchProvider {
-    private static volatile PluginSearchManager instance;
     private SearchResult lessModelList;
     private SearchResult moreModelList;
 
+    private PluginSearchManager() {
 
-    public static PluginSearchManager getInstance() {
-        if (instance == null) {
-            synchronized (PluginSearchManager.class) {
-                if (instance == null) {
-                    instance = new PluginSearchManager();
-                }
     }
+
+    public static PluginSearchManager getInstance() {
+        return Holder.INSTANCE;
+
     }
-        return instance;
 
+    private static class Holder {
+        private static final PluginSearchManager INSTANCE = new PluginSearchManager();
     }
 
     private static boolean isCompatibleCurrentEnv(String envVersion) {
@@ -105,7 +104,7 @@ public class PluginSearchManager implements AlphaFineSearchProvider {
                 lessModelList.add(new MoreModel(com.fr.design.i18n.Toolkit.i18nText("Fine-Design_Report_Plugin_Addon")));
                 return lessModelList;
             }
-            SearchResult noConnectList = AlphaFineHelper.getNoConnectList(instance);
+            SearchResult noConnectList = AlphaFineHelper.getNoConnectList(Holder.INSTANCE);
             if(noConnectList != null){
                 return noConnectList;
             }

designer-realize/src/main/java/com/fr/design/mainframe/alphafine/search/manager/impl/RecommendSearchManager.java

@@ -25,22 +25,22 @@ import java.util.List;
  * Created by XiaXiang on 2017/3/31.
  */
 public class RecommendSearchManager implements AlphaFineSearchProvider {
-    private static volatile RecommendSearchManager instance;
     private SearchResult modelList = new SearchResult();
     private SearchResult recommendModelList = new SearchResult();
 
     private SearchResult complementAdviceModelList;
     private SearchResult moreModelList = new SearchResult();
 
-    public static RecommendSearchManager getInstance() {
+    private RecommendSearchManager() {
-        if (instance == null) {
+
-            synchronized (RecentSearchManager.class) {
-                if (instance == null) {
-                    instance = new RecommendSearchManager();
-                }
     }
+
+    public static RecommendSearchManager getInstance() {
+        return Holder.INSTANCE;
     }
-        return instance;
+
+    private static class Holder {
+        private static final RecommendSearchManager INSTANCE = new RecommendSearchManager();
     }
 
     @Override
@@ -51,7 +51,7 @@ public class RecommendSearchManager implements AlphaFineSearchProvider {
             if (ArrayUtils.isEmpty(searchText)) {
                 return new SearchResult();
             }
-            SearchResult noConnectList = AlphaFineHelper.getNoConnectList(instance);
+            SearchResult noConnectList = AlphaFineHelper.getNoConnectList(Holder.INSTANCE);
             if (noConnectList != null) {
                 return noConnectList;
             }

designer-realize/src/main/java/com/fr/design/mainframe/alphafine/search/manager/impl/SegmentationManager.java

@@ -13,18 +13,18 @@ import java.util.regex.Pattern;
  * Created by alex.sung on 2018/8/3.
  */
 public class SegmentationManager {
-    private static volatile SegmentationManager segmentationManager = null;
     private static final int MAX_CHINESE_CHARACTERS_NUM = 4;
 
-    public static SegmentationManager getInstance() {
+    private SegmentationManager() {
-        if (segmentationManager == null) {
+
-            synchronized (SegmentationManager.class) {
-                if (segmentationManager == null) {
-                    segmentationManager = new SegmentationManager();
-                }
     }
+
+    public static SegmentationManager getInstance() {
+        return Holder.INSTANCE;
     }
-        return segmentationManager;
+
+    private static class Holder {
+        private static final SegmentationManager INSTANCE = new SegmentationManager();
     }
 
     /**

designer-realize/src/main/java/com/fr/design/mainframe/alphafine/search/manager/impl/SimilarSearchManager.java

@@ -18,19 +18,19 @@ import com.fr.third.org.apache.commons.codec.digest.DigestUtils;
  * Created by alex.sung on 2018/8/3.
  */
 public class SimilarSearchManager implements AlphaFineSearchProvider {
-    private static volatile SimilarSearchManager instance;
     private SearchResult lessModelList;
     private SearchResult moreModelList = new SearchResult();
 
-    public static SimilarSearchManager getInstance() {
+    private SimilarSearchManager() {
-        if (instance == null) {
+
-            synchronized (SimilarSearchManager.class) {
-                if (instance == null) {
-                    instance = new SimilarSearchManager();
-                }
     }
+
+    public static SimilarSearchManager getInstance() {
+        return Holder.INSTANCE;
     }
-        return instance;
+
+    private static class Holder {
+        private static final SimilarSearchManager INSTANCE = new SimilarSearchManager();
     }
 
     @Override
@@ -40,7 +40,7 @@ public class SimilarSearchManager implements AlphaFineSearchProvider {
             if (ArrayUtils.isEmpty(searchText)) {
                 return new SearchResult();
             }
-            SearchResult noConnectList = AlphaFineHelper.getNoConnectList(instance);
+            SearchResult noConnectList = AlphaFineHelper.getNoConnectList(Holder.INSTANCE);
             if (noConnectList != null) {
                 return noConnectList;
             }