IDEA-89198 Allow to view variables with 'long' type as timestamp

java/debugger/impl/src/com/intellij/debugger/ui/tree/render/TimestampRenderer.java

@@ -0,0 +1,73 @@
+/*
+ * Copyright 2000-2015 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.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.intellij.debugger.ui.tree.render;
+
+import com.intellij.debugger.DebuggerContext;
+import com.intellij.debugger.engine.evaluation.EvaluateException;
+import com.intellij.debugger.engine.evaluation.EvaluationContext;
+import com.intellij.debugger.ui.tree.DebuggerTreeNode;
+import com.intellij.debugger.ui.tree.NodeDescriptor;
+import com.intellij.debugger.ui.tree.ValueDescriptor;
+import com.intellij.psi.PsiExpression;
+import com.sun.jdi.*;
+
+import java.sql.Timestamp;
+
+/**
+ * @author egor
+ */
+public class TimestampRenderer extends NodeRendererImpl {
+  @Override
+  public String calcLabel(ValueDescriptor descriptor, EvaluationContext evaluationContext, DescriptorLabelListener listener)
+    throws EvaluateException {
+    Value value = descriptor.getValue();
+    if (value == null) {
+      return "null";
+    }
+    else if (value instanceof LongValue) {
+      return new Timestamp(((LongValue)value).longValue()).toString();
+    }
+    return null;
+  }
+
+  @Override
+  public void buildChildren(Value value, ChildrenBuilder builder, EvaluationContext evaluationContext) {}
+
+  @Override
+  public PsiExpression getChildValueExpression(DebuggerTreeNode node, DebuggerContext context) throws EvaluateException {
+    return null;
+  }
+
+  @Override
+  public boolean isExpandable(Value value, EvaluationContext evaluationContext, NodeDescriptor parentDescriptor) {
+    return false;
+  }
+
+  @Override
+  public String getName() {
+    return "Timestamp";
+  }
+
+  @Override
+  public String getUniqueId() {
+    return "TimestampRenderer";
+  }
+
+  @Override
+  public boolean isApplicable(Type t) {
+    return t instanceof LongType;
+  }
+}

resources/src/META-INF/IdeaPlugin.xml

@@ -1500,6 +1500,7 @@
     <debugger.nodeRenderer implementation="com.intellij.debugger.settings.IconObjectRenderer"/>
     <debugger.nodeRenderer implementation="com.intellij.debugger.settings.GraphicsObjectRenderer"/>
     <debugger.nodeRenderer implementation="com.intellij.debugger.ui.tree.render.BinaryRenderer"/>
+    <debugger.nodeRenderer implementation="com.intellij.debugger.ui.tree.render.TimestampRenderer"/>
 
     <applicationService serviceInterface="com.intellij.remoteServer.runtime.deployment.debug.JavaDebuggerLauncher"
                         serviceImplementation="com.intellij.remoteServer.impl.runtime.deployment.debug.JavaDebuggerLauncherImpl"/>