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/*******************************************************************************
* Copyright (c) 2000, 2015 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jdt.internal.debug.eval;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.debug.core.DebugException;
import org.eclipse.jdt.core.dom.Message;
import org.eclipse.jdt.debug.core.IJavaThread;
import org.eclipse.jdt.debug.core.IJavaValue;
import org.eclipse.jdt.debug.eval.IEvaluationEngine;
import org.eclipse.jdt.debug.eval.IEvaluationResult;
/**
* The result of an evaluation.
*
* @see org.eclipse.jdt.debug.eval.IEvaluationResult
*/
public class EvaluationResult implements IEvaluationResult {
/**
* The result of an evaluation, possibly <code>null</code>
*/
private IJavaValue fValue;
/**
* Thread in which the associated evaluation was executed.
*/
private IJavaThread fThread;
/**
* Evaluation engine that created this result
*/
private IEvaluationEngine fEngine;
/**
* Source that was evaluated.
*/
private String fSnippet;
/**
* Exception that occurred during evaluation, or <code>null</code> if none.
*/
private DebugException fException;
/**
* List of <code>String</code>s describing compilation problems.
*/
private List<String> fErrors;
/**
* Whether the evaluation was terminated.
*/
private boolean fTerminated = false;
/**
* Constructs a new evaluation result for the given engine, thread, and code
* snippet.
*/
public EvaluationResult(IEvaluationEngine engine, String snippet,
IJavaThread thread) {
setEvaluationEngine(engine);
setThread(thread);
setSnippet(snippet);
fErrors = new ArrayList<>();
}
/**
* @see IEvaluationResult#getValue()
*/
@Override
public IJavaValue getValue() {
return fValue;
}
/**
* Sets the result of an evaluation, possibly <code>null</code>.
*
* @param value
* result of an evaluation, possibly <code>null</code>
*/
public void setValue(IJavaValue value) {
fValue = value;
}
/**
* @see IEvaluationResult#hasProblems()
*/
@Override
public boolean hasErrors() {
return getErrors().length > 0 || getException() != null;
}
/**
* @see IEvaluationResult#getProblems()
* @deprecated
*/
@Override
@Deprecated
public Message[] getErrors() {
Message[] messages = new Message[fErrors.size()];
int i = 0;
for (String errMsg : fErrors) {
messages[i++] = new Message(errMsg, -1);
}
return messages;
}
/**
* @see org.eclipse.jdt.debug.eval.IEvaluationResult#getErrorMessages()
*/
@Override
public String[] getErrorMessages() {
return fErrors.toArray(new String[fErrors.size()]);
}
/**
* @see IEvaluationResult#getSnippet()
*/
@Override
public String getSnippet() {
return fSnippet;
}
/**
* Sets the code snippet that was evaluated.
*
* @param snippet
* the source code that was evaluated
*/
private void setSnippet(String snippet) {
fSnippet = snippet;
}
/**
* @see IEvaluationResult#getException()
*/
@Override
public DebugException getException() {
return fException;
}
/**
* Sets an exception that occurred while attempting the associated
* evaluation.
*
* @param e
* exception
*/
public void setException(DebugException e) {
fException = e;
}
/**
* @see IEvaluationResult#getThread()
*/
@Override
public IJavaThread getThread() {
return fThread;
}
/**
* Sets the thread this result was generated from.
*
* @param thread
* thread in which the associated evaluation was executed
*/
private void setThread(IJavaThread thread) {
fThread = thread;
}
/**
* @see IEvaluationResult#getEvaluationEngine()
*/
@Override
public IEvaluationEngine getEvaluationEngine() {
return fEngine;
}
/**
* Sets the evaluation that created this result.
*
* @param engine
* the evaluation that created this result
*/
private void setEvaluationEngine(IEvaluationEngine engine) {
fEngine = engine;
}
/**
* Adds the given message to the list of error messages.
*/
public void addError(String message) {
fErrors.add(message);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jdt.debug.eval.IEvaluationResult#isTerminated()
*/
@Override
public boolean isTerminated() {
return fTerminated;
}
/**
* Sets whether terminated.
*
* @param terminated
* whether terminated
*/
public void setTerminated(boolean terminated) {
fTerminated = terminated;
}
}