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/*******************************************************************************
* Copyright (c) 2005, 2008 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
* Bjorn Freeman-Benson - initial API and implementation
* Wind River Systems - added support for IToggleBreakpointsTargetFactory
*******************************************************************************/
package org.eclipse.debug.examples.core.pda.model;
import org.eclipse.debug.core.DebugEvent;
import org.eclipse.debug.core.DebugException;
import org.eclipse.debug.core.model.IValue;
import org.eclipse.debug.core.model.IVariable;
/**
* A variable in a PDA stack frame
*/
public class PDAVariable extends PDADebugElement implements IVariable {
// name & stack frmae
private String fName;
private PDAStackFrame fFrame;
/**
* Constructs a variable contained in the given stack frame
* with the given name.
*
* @param frame owning stack frame
* @param name variable name
*/
public PDAVariable(PDAStackFrame frame, String name) {
super(frame.getPDADebugTarget());
fFrame = frame;
fName = name;
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.model.IVariable#getValue()
*/
public IValue getValue() throws DebugException {
String value = sendRequest("var " + getStackFrame().getIdentifier() + " " + getName());
return new PDAValue(this.getPDADebugTarget(), value);
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.model.IVariable#getName()
*/
public String getName() throws DebugException {
return fName;
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.model.IVariable#getReferenceTypeName()
*/
public String getReferenceTypeName() throws DebugException {
return "Thing";
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.model.IVariable#hasValueChanged()
*/
public boolean hasValueChanged() throws DebugException {
return false;
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.model.IValueModification#setValue(java.lang.String)
*/
public void setValue(String expression) throws DebugException {
sendRequest("setvar " + getStackFrame().getIdentifier() + " " + getName() + " " + expression);
fireChangeEvent(DebugEvent.CONTENT);
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.model.IValueModification#setValue(org.eclipse.debug.core.model.IValue)
*/
public void setValue(IValue value) throws DebugException {
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.model.IValueModification#supportsValueModification()
*/
public boolean supportsValueModification() {
return true;
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.model.IValueModification#verifyValue(java.lang.String)
*/
public boolean verifyValue(String expression) throws DebugException {
return true;
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.model.IValueModification#verifyValue(org.eclipse.debug.core.model.IValue)
*/
public boolean verifyValue(IValue value) throws DebugException {
return false;
}
/**
* Returns the stack frame owning this variable.
*
* @return the stack frame owning this variable
*/
public PDAStackFrame getStackFrame() {
return fFrame;
}
}
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