| /* |
| * Copyright 2000-2009 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.DebuggerBundle; |
| import com.intellij.debugger.engine.DebugProcess; |
| import com.intellij.debugger.engine.DebuggerUtils; |
| import com.intellij.debugger.engine.evaluation.EvaluateException; |
| import com.intellij.debugger.engine.evaluation.EvaluateExceptionUtil; |
| import com.intellij.debugger.engine.evaluation.EvaluationContext; |
| import com.intellij.debugger.engine.evaluation.TextWithImports; |
| import com.intellij.debugger.engine.evaluation.expression.ExpressionEvaluator; |
| import com.intellij.debugger.ui.tree.ValueDescriptor; |
| import com.intellij.openapi.diagnostic.Logger; |
| import com.intellij.openapi.util.DefaultJDOMExternalizer; |
| import com.intellij.openapi.util.InvalidDataException; |
| import com.intellij.openapi.util.WriteExternalException; |
| import com.sun.jdi.PrimitiveValue; |
| import com.sun.jdi.Value; |
| import org.jdom.Element; |
| import org.jetbrains.annotations.NonNls; |
| |
| import javax.swing.*; |
| |
| /** |
| * User: lex |
| * Date: Sep 20, 2003 |
| * Time: 10:27:12 PM |
| */ |
| public class LabelRenderer extends com.intellij.debugger.ui.tree.render.ReferenceRenderer implements ValueLabelRenderer{ |
| public static final @NonNls String UNIQUE_ID = "LabelRenderer"; |
| private static final Logger LOG = Logger.getInstance("#com.intellij.debugger.ui.impl.watch.render.ClassLabelRenderer"); |
| |
| private final CachedEvaluator myLabelExpression = new CachedEvaluator() { |
| protected String getClassName() { |
| return LabelRenderer.this.getClassName(); |
| } |
| }; |
| |
| public LabelRenderer() { |
| super(); |
| } |
| |
| public String getUniqueId() { |
| return UNIQUE_ID; |
| } |
| |
| public LabelRenderer clone() { |
| return (LabelRenderer)super.clone(); |
| } |
| |
| public Icon calcValueIcon(ValueDescriptor descriptor, EvaluationContext evaluationContext, DescriptorLabelListener listener) throws EvaluateException { |
| return null; |
| } |
| |
| public String calcLabel(ValueDescriptor descriptor, EvaluationContext evaluationContext, DescriptorLabelListener labelListener) |
| throws EvaluateException { |
| |
| final Value value = descriptor.getValue(); |
| LOG.assertTrue(!(value instanceof PrimitiveValue)); |
| |
| String result; |
| final DebugProcess debugProcess = evaluationContext.getDebugProcess(); |
| if (value != null) { |
| try { |
| final ExpressionEvaluator evaluator = myLabelExpression.getEvaluator(debugProcess.getProject()); |
| |
| if(!debugProcess.isAttached()) { |
| throw EvaluateExceptionUtil.PROCESS_EXITED; |
| } |
| EvaluationContext thisEvaluationContext = evaluationContext.createEvaluationContext(value); |
| Value labelValue = evaluator.evaluate(thisEvaluationContext); |
| result = DebuggerUtils.convertToPresentationString(DebuggerUtils.getValueAsString(thisEvaluationContext, labelValue)); |
| } |
| catch (final EvaluateException ex) { |
| throw new EvaluateException(DebuggerBundle.message("error.unable.to.evaluate.expression") + " " + ex.getMessage(), ex); |
| } |
| } |
| else { |
| //noinspection HardCodedStringLiteral |
| result = "null"; |
| } |
| return result; |
| } |
| |
| public void readExternal(Element element) throws InvalidDataException { |
| super.readExternal(element); |
| DefaultJDOMExternalizer.readExternal(this, element); |
| TextWithImports labelExpression = DebuggerUtils.getInstance().readTextWithImports(element, "LABEL_EXPRESSION"); |
| if (labelExpression != null) { |
| setLabelExpression(labelExpression); |
| } |
| } |
| |
| public void writeExternal(Element element) throws WriteExternalException { |
| super.writeExternal(element); |
| DefaultJDOMExternalizer.writeExternal(this, element); |
| DebuggerUtils.getInstance().writeTextWithImports(element, "LABEL_EXPRESSION", getLabelExpression()); |
| } |
| |
| public TextWithImports getLabelExpression() { |
| return myLabelExpression.getReferenceExpression(); |
| } |
| |
| public void setLabelExpression(TextWithImports expression) { |
| myLabelExpression.setReferenceExpression(expression); |
| } |
| |
| } |