diff --git a/designer-base/src/main/java/com/fr/design/actions/help/FineUIAction.java b/designer-base/src/main/java/com/fr/design/actions/help/FineUIAction.java
index 4b09de856..0839c1476 100644
--- a/designer-base/src/main/java/com/fr/design/actions/help/FineUIAction.java
+++ b/designer-base/src/main/java/com/fr/design/actions/help/FineUIAction.java
@@ -51,7 +51,7 @@ public class FineUIAction extends UpdateAction {
        BasicDialog dialog = pane.showLargeWindow(DesignerContext.getDesignerFrame(), new DialogActionAdapter() {
             @Override
             public void doOk() {
-
+                // Do nothing
             }
         });
        dialog.setVisible(true);
diff --git a/designer-base/src/main/java/com/fr/design/actions/help/alphafine/RemindDialog.java b/designer-base/src/main/java/com/fr/design/actions/help/alphafine/RemindDialog.java
index fe894437d..e2d7b63c9 100644
--- a/designer-base/src/main/java/com/fr/design/actions/help/alphafine/RemindDialog.java
+++ b/designer-base/src/main/java/com/fr/design/actions/help/alphafine/RemindDialog.java
@@ -31,7 +31,7 @@ public class RemindDialog extends UIDialog {
 
     @Override
     public void checkValid() throws Exception {
-
+        // Do nothing
     }
 
     public RemindPane getRemindPane() {
diff --git a/designer-base/src/main/java/com/fr/design/actions/help/alphafine/RemindPane.java b/designer-base/src/main/java/com/fr/design/actions/help/alphafine/RemindPane.java
index 7591c2af3..1d8d99266 100644
--- a/designer-base/src/main/java/com/fr/design/actions/help/alphafine/RemindPane.java
+++ b/designer-base/src/main/java/com/fr/design/actions/help/alphafine/RemindPane.java
@@ -114,6 +114,7 @@ public class RemindPane extends JPanel {
 
             @Override
             public void removeLayoutComponent(Component comp) {
+                // Do nothing
             }
 
             @Override
@@ -139,6 +140,7 @@ public class RemindPane extends JPanel {
 
             @Override
             public void addLayoutComponent(String name, Component comp) {
+                // Do nothing
             }
         };
     }
diff --git a/designer-base/src/main/java/com/fr/design/condition/ContinuousTreeSelectionModel.java b/designer-base/src/main/java/com/fr/design/condition/ContinuousTreeSelectionModel.java
index 69d3a51aa..8e83255cf 100644
--- a/designer-base/src/main/java/com/fr/design/condition/ContinuousTreeSelectionModel.java
+++ b/designer-base/src/main/java/com/fr/design/condition/ContinuousTreeSelectionModel.java
@@ -16,8 +16,6 @@ import com.fr.design.utils.gui.GUICoreUtils;
  * 一个层次连续节点.
  */
 public class ContinuousTreeSelectionModel extends DefaultTreeSelectionModel {
-    public ContinuousTreeSelectionModel() {
-    }
 
     public void addSelectionPaths(TreePath[] paths) {
         if (paths == null || paths.length == 0) {
diff --git a/designer-base/src/main/java/com/fr/design/data/BasicTableDataTreePane.java b/designer-base/src/main/java/com/fr/design/data/BasicTableDataTreePane.java
index 313ca0e2f..45b3ac6a2 100644
--- a/designer-base/src/main/java/com/fr/design/data/BasicTableDataTreePane.java
+++ b/designer-base/src/main/java/com/fr/design/data/BasicTableDataTreePane.java
@@ -272,10 +272,12 @@ public abstract class BasicTableDataTreePane extends DockingView implements Resp
          */
         @Override
         public void editingCanceled(ChangeEvent e) {
+            // Do nothing
         }
 
         @Override
         public void editingStopped(ChangeEvent e) {
+            // Do nothing
         }
     }
 
diff --git a/designer-base/src/main/java/com/fr/design/data/datapane/ChoosePane.java b/designer-base/src/main/java/com/fr/design/data/datapane/ChoosePane.java
index 028f71363..28ac24e71 100644
--- a/designer-base/src/main/java/com/fr/design/data/datapane/ChoosePane.java
+++ b/designer-base/src/main/java/com/fr/design/data/datapane/ChoosePane.java
@@ -103,10 +103,12 @@ public class ChoosePane extends BasicBeanPane<DataBaseItems> implements Refresha
 
         @Override
         public void popupMenuWillBecomeInvisible(PopupMenuEvent e) {
+            // Do nothing
         }
 
         @Override
         public void popupMenuCanceled(PopupMenuEvent e) {
+            // Do nothing
         }
     };
 
@@ -114,10 +116,12 @@ public class ChoosePane extends BasicBeanPane<DataBaseItems> implements Refresha
     private PopupMenuListener listener = new PopupMenuListener() {
         @Override
         public void popupMenuCanceled(PopupMenuEvent e) {
+            // Do nothing
         }
 
         @Override
         public void popupMenuWillBecomeInvisible(PopupMenuEvent e) {
+            // Do nothing
         }
 
         @Override
@@ -199,6 +203,7 @@ public class ChoosePane extends BasicBeanPane<DataBaseItems> implements Refresha
     }
 
     protected void addFocusListener() {
+        // Do nothing
     }
 
     @SuppressWarnings("unchecked")
@@ -492,6 +497,7 @@ public class ChoosePane extends BasicBeanPane<DataBaseItems> implements Refresha
     }
 
     protected void failedToFindTable() {
+        // Do nothing
     }
 
     protected String getTableName() {
diff --git a/designer-base/src/main/java/com/fr/design/data/datapane/ChoosePaneSupportFormula.java b/designer-base/src/main/java/com/fr/design/data/datapane/ChoosePaneSupportFormula.java
index 0ca42c0f9..14d0431e2 100644
--- a/designer-base/src/main/java/com/fr/design/data/datapane/ChoosePaneSupportFormula.java
+++ b/designer-base/src/main/java/com/fr/design/data/datapane/ChoosePaneSupportFormula.java
@@ -75,6 +75,7 @@ public class ChoosePaneSupportFormula extends ChoosePane {
     }
 
     protected void addFocusListener() {
+        // Do nothing
     }
 
     /**
diff --git a/designer-base/src/main/java/com/fr/design/data/datapane/TableDataPaneListPane.java b/designer-base/src/main/java/com/fr/design/data/datapane/TableDataPaneListPane.java
index 59880cc4e..4d656a76e 100644
--- a/designer-base/src/main/java/com/fr/design/data/datapane/TableDataPaneListPane.java
+++ b/designer-base/src/main/java/com/fr/design/data/datapane/TableDataPaneListPane.java
@@ -255,6 +255,7 @@ public class TableDataPaneListPane extends JListControlPane implements TableData
     }
 
     protected void checkRepeatedDSName(List<String> exsitTableDataNameList) {
+        // Do nothing
     }
 
     /**
diff --git a/designer-base/src/main/java/com/fr/design/data/datapane/preview/PreviewTableModel.java b/designer-base/src/main/java/com/fr/design/data/datapane/preview/PreviewTableModel.java
index 6be5657bb..575ba43f5 100644
--- a/designer-base/src/main/java/com/fr/design/data/datapane/preview/PreviewTableModel.java
+++ b/designer-base/src/main/java/com/fr/design/data/datapane/preview/PreviewTableModel.java
@@ -140,8 +140,6 @@ public class PreviewTableModel extends AbstractTableModel {
      * 就是由于预览的JTable在不停的getRowCount来显示数据.
      */
     private static class ErrorResultSet extends AbstractDataModel {
-        public ErrorResultSet() {
-        }
 
         public int getRowCount() {
             return 0;
@@ -160,6 +158,7 @@ public class PreviewTableModel extends AbstractTableModel {
         }
 
         public void release() throws Exception {
+            // Do nothing
         }
     }
 
diff --git a/designer-base/src/main/java/com/fr/design/data/tabledata/tabledatapane/AutoStoreProcedureTableModel.java b/designer-base/src/main/java/com/fr/design/data/tabledata/tabledatapane/AutoStoreProcedureTableModel.java
index 1cb7cd35c..333659659 100644
--- a/designer-base/src/main/java/com/fr/design/data/tabledata/tabledatapane/AutoStoreProcedureTableModel.java
+++ b/designer-base/src/main/java/com/fr/design/data/tabledata/tabledatapane/AutoStoreProcedureTableModel.java
@@ -62,7 +62,7 @@ public class AutoStoreProcedureTableModel extends StoreProcedureTableModel {
             editor = ValueEditorPaneFactory.createStoreProcedValueEditorPane();
             editor.getMenu().addPopupMenuListener(new PopupMenuListener() {
                 public void popupMenuWillBecomeVisible(PopupMenuEvent e) {
-
+                    // Do nothing
                 }
 
                 public void popupMenuWillBecomeInvisible(PopupMenuEvent e) {