| /* |
| * 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. |
| */ |
| |
| /** |
| * class NewArrayInstanceEvaluator |
| * created Jun 27, 2001 |
| * @author Jeka |
| */ |
| package com.intellij.debugger.engine.evaluation.expression; |
| |
| import com.intellij.debugger.DebuggerBundle; |
| import com.intellij.debugger.engine.DebugProcessImpl; |
| import com.intellij.debugger.engine.evaluation.EvaluateException; |
| import com.intellij.debugger.engine.evaluation.EvaluateExceptionUtil; |
| import com.intellij.debugger.engine.evaluation.EvaluationContextImpl; |
| import com.intellij.debugger.impl.DebuggerUtilsEx; |
| import com.intellij.openapi.diagnostic.Logger; |
| import com.sun.jdi.*; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| |
| class NewArrayInstanceEvaluator implements Evaluator { |
| private static final Logger LOG = Logger.getInstance("#com.intellij.debugger.engine.evaluation.expression.NewArrayInstanceEvaluator"); |
| private final Evaluator myArrayTypeEvaluator; |
| private Evaluator myDimensionEvaluator = null; |
| private Evaluator myInitializerEvaluator = null; |
| |
| /** |
| * either dimensionEvaluator or initializerEvaluators must be null! |
| */ |
| public NewArrayInstanceEvaluator(Evaluator arrayTypeEvaluator, Evaluator dimensionEvaluator, Evaluator initializerEvaluator) { |
| myArrayTypeEvaluator = arrayTypeEvaluator; |
| myDimensionEvaluator = dimensionEvaluator; |
| myInitializerEvaluator = initializerEvaluator; |
| } |
| |
| public Object evaluate(EvaluationContextImpl context) throws EvaluateException { |
| // throw new EvaluateException("Creating new array instances is not supported yet", true); |
| DebugProcessImpl debugProcess = context.getDebugProcess(); |
| Object obj = myArrayTypeEvaluator.evaluate(context); |
| if (!(obj instanceof ArrayType)) { |
| throw EvaluateExceptionUtil.createEvaluateException(DebuggerBundle.message("evaluation.error.array.type.expected")); |
| } |
| ArrayType arrayType = (ArrayType)obj; |
| int dimension; |
| Object[] initialValues = null; |
| if (myDimensionEvaluator != null) { |
| Object o = myDimensionEvaluator.evaluate(context); |
| if (!(o instanceof Value && DebuggerUtilsEx.isNumeric((Value)o))) { |
| throw EvaluateExceptionUtil.createEvaluateException( |
| DebuggerBundle.message("evaluation.error.array.dimention.numeric.value.expected") |
| ); |
| } |
| PrimitiveValue value = (PrimitiveValue)o; |
| dimension = value.intValue(); |
| } |
| else { // myInitializerEvaluator must not be null |
| Object o = myInitializerEvaluator.evaluate(context); |
| if (!(o instanceof Object[])) { |
| throw EvaluateExceptionUtil.createEvaluateException(DebuggerBundle.message("evaluation.error.cannot.evaluate.array.initializer")); |
| } |
| initialValues = (Object[])o; |
| dimension = initialValues.length; |
| } |
| ArrayReference arrayReference = debugProcess.newInstance(arrayType, dimension); |
| if (initialValues != null && initialValues.length > 0) { |
| if (LOG.isDebugEnabled()) { |
| LOG.debug("Setting initial values: dimension = "+dimension + "; array size is "+initialValues.length); |
| } |
| setInitialValues(arrayReference, initialValues, context); |
| } |
| return arrayReference; |
| } |
| |
| private static void setInitialValues(ArrayReference arrayReference, Object[] values, EvaluationContextImpl context) throws EvaluateException { |
| ArrayType type = (ArrayType)arrayReference.referenceType(); |
| DebugProcessImpl debugProcess = context.getDebugProcess(); |
| try { |
| if (type.componentType() instanceof ArrayType) { |
| ArrayType componentType = (ArrayType)type.componentType(); |
| int length = arrayReference.length(); |
| for (int idx = 0; idx < length; idx++) { |
| ArrayReference componentArray = (ArrayReference)arrayReference.getValue(idx); |
| Object[] componentArrayValues = (Object[])values[idx]; |
| if (componentArray == null) { |
| componentArray = debugProcess.newInstance(componentType, componentArrayValues.length); |
| arrayReference.setValue(idx, componentArray); |
| } |
| setInitialValues(componentArray, componentArrayValues, context); |
| } |
| } |
| else { |
| if (values.length > 0) { |
| arrayReference.setValues(new ArrayList(Arrays.asList(values))); |
| } |
| } |
| } |
| catch (ClassNotLoadedException ex) { |
| final ReferenceType referenceType; |
| try { |
| referenceType = context.isAutoLoadClasses()? debugProcess.loadClass(context, ex.className(), type.classLoader()) : null; |
| } |
| catch (InvocationException e) { |
| throw EvaluateExceptionUtil.createEvaluateException(e); |
| } |
| catch (ClassNotLoadedException e) { |
| throw EvaluateExceptionUtil.createEvaluateException(e); |
| } |
| catch (IncompatibleThreadStateException e) { |
| throw EvaluateExceptionUtil.createEvaluateException(e); |
| } |
| catch (InvalidTypeException e) { |
| throw EvaluateExceptionUtil.createEvaluateException(e); |
| } |
| if (referenceType != null) { |
| setInitialValues(arrayReference, values, context); |
| } |
| else { |
| throw EvaluateExceptionUtil.createEvaluateException(DebuggerBundle.message("error.class.not.loaded", ex.className())); |
| } |
| } |
| catch (InvalidTypeException ex) { |
| throw EvaluateExceptionUtil.createEvaluateException(DebuggerBundle.message("evaluation.error.incompatible.array.initializer.type")); |
| } |
| catch (IndexOutOfBoundsException ex) { |
| throw EvaluateExceptionUtil.createEvaluateException(DebuggerBundle.message("evaluation.error.invalid.array.size")); |
| } |
| catch (ClassCastException ex) { |
| throw EvaluateExceptionUtil.createEvaluateException(DebuggerBundle.message("evaluation.error.cannot.initialize.array")); |
| } |
| } |
| |
| public Modifier getModifier() { |
| return null; |
| } |
| } |