cleanup & use java 8

java/debugger/impl/src/com/intellij/debugger/settings/UserRenderersConfigurable.java

@@ -34,8 +34,6 @@ import org.jetbrains.annotations.NotNull;
 
 import javax.swing.*;
 import javax.swing.event.DocumentEvent;
-import javax.swing.event.ListSelectionEvent;
-import javax.swing.event.ListSelectionListener;
 import java.awt.*;
 import java.util.ArrayList;
 import java.util.List;
@@ -101,19 +99,11 @@ public final class UserRenderersConfigurable extends JPanel implements Configura
   private void setupRenderersList() {
     myRendererChooser.getEmptyText().setText(DebuggerBundle.message("text.user.renderers.configurable.no.renderers"));
 
-    myRendererChooser.addElementsMarkListener(new ElementsChooser.ElementsMarkListener<NodeRenderer>() {
-      @Override
-      public void elementMarkChanged(final NodeRenderer element, final boolean isMarked) {
-        element.setEnabled(isMarked);
-      }
-    });
-    myRendererChooser.addListSelectionListener(new ListSelectionListener() {
-      @Override
-      public void valueChanged(@NotNull ListSelectionEvent e) {
+    myRendererChooser.addElementsMarkListener((ElementsChooser.ElementsMarkListener<NodeRenderer>)NodeRenderer::setEnabled);
+    myRendererChooser.addListSelectionListener(e -> {
       if (!e.getValueIsAdjusting()) {
         updateCurrentRenderer(myRendererChooser.getSelectedElements());
       }
-      }
     });
   }
 

java/debugger/impl/src/com/intellij/debugger/ui/breakpoints/BreakpointManager.java

@@ -47,7 +47,6 @@ import com.intellij.openapi.util.Key;
 import com.intellij.openapi.vfs.VirtualFile;
 import com.intellij.openapi.vfs.VirtualFileManager;
 import com.intellij.psi.PsiField;
-import com.intellij.util.Function;
 import com.intellij.util.containers.ContainerUtil;
 import com.intellij.xdebugger.XDebuggerManager;
 import com.intellij.xdebugger.XDebuggerUtil;
@@ -494,12 +493,8 @@ public class BreakpointManager {
 
   @NotNull
   public List<Breakpoint> getBreakpoints() {
-    return ApplicationManager.getApplication().runReadAction((Computable<List<Breakpoint>>)() -> ContainerUtil.mapNotNull(getXBreakpointManager().getAllBreakpoints(), new Function<XBreakpoint<?>, Breakpoint>() {
-      @Override
-      public Breakpoint fun(XBreakpoint<?> xBreakpoint) {
-        return getJavaBreakpoint(xBreakpoint);
-      }
-    }));
+    return ApplicationManager.getApplication().runReadAction((Computable<List<Breakpoint>>)() ->
+      ContainerUtil.mapNotNull(getXBreakpointManager().getAllBreakpoints(), BreakpointManager::getJavaBreakpoint));
   }
 
   @Nullable

platform/xdebugger-impl/src/com/intellij/xdebugger/impl/XDebugSessionImpl.java

@@ -921,7 +921,7 @@ public class XDebugSessionImpl implements XDebugSession {
 
   @Override
   public void reportMessage(@NotNull final String message, @NotNull final MessageType type, @Nullable final HyperlinkListener listener) {
-    NotificationListener notificationListener = listener == null ? null : (NotificationListener)(notification, event) -> listener.hyperlinkUpdate(event);
+    NotificationListener notificationListener = listener == null ? null : (notification, event) -> listener.hyperlinkUpdate(event);
     NOTIFICATION_GROUP.createNotification("", message, type.toNotificationType(), notificationListener).notify(myProject);
   }
 

platform/xdebugger-impl/src/com/intellij/xdebugger/impl/ui/tree/actions/XCopyValueAction.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2014 JetBrains s.r.o.
+ * Copyright 2000-2016 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -17,9 +17,7 @@ package com.intellij.xdebugger.impl.ui.tree.actions;
 
 import com.intellij.openapi.ide.CopyPasteManager;
 import com.intellij.openapi.project.Project;
-import com.intellij.util.Function;
 import com.intellij.util.containers.ContainerUtil;
-import com.intellij.xdebugger.XExpression;
 import com.intellij.xdebugger.impl.frame.actions.XWatchesTreeActionBase;
 import com.intellij.xdebugger.impl.ui.tree.XDebuggerTree;
 import com.intellij.xdebugger.impl.ui.tree.nodes.WatchNode;
@@ -40,13 +38,7 @@ public class XCopyValueAction extends XFetchValueActionBase {
     }
     else {
       CopyPasteManager.getInstance().setContents(
-        new XWatchTransferable(value, ContainerUtil.map(watchNodes,
-                                                        new Function<WatchNode, XExpression>() {
-                                                          @Override
-                                                          public XExpression fun(WatchNode node) {
-                                                            return node.getExpression();
-                                                          }
-                                                        })));
+        new XWatchTransferable(value, ContainerUtil.map(watchNodes, WatchNode::getExpression)));
     }
   }
 }

platform/xdebugger-impl/testSrc/com/intellij/xdebugger/XDebuggerTestUtil.java

@@ -468,11 +468,7 @@ public class XDebuggerTestUtil {
   }
 
   public static XBreakpoint<?>[] getBreakpoints(final XBreakpointManager breakpointManager) {
-    return ApplicationManager.getApplication().runReadAction(new Computable<XBreakpoint<?>[]>() {
-      public XBreakpoint<?>[] compute() {
-        return breakpointManager.getAllBreakpoints();
-      }
-    });
+    return ApplicationManager.getApplication().runReadAction((Computable<XBreakpoint<?>[]>)breakpointManager::getAllBreakpoints);
   }
 
   public static <B extends XBreakpoint<?>>