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/**********************************************************************
* Copyright (c) 2003 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM - Initial API and implementation
**********************************************************************/
package org.eclipse.cdt.internal.core.build.managed;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.cdt.core.build.managed.BuildException;
import org.eclipse.cdt.core.build.managed.IOption;
import org.eclipse.cdt.core.build.managed.IOptionCategory;
import org.eclipse.cdt.core.build.managed.ITool;
import org.eclipse.core.runtime.IConfigurationElement;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
/**
*
*/
public class OptionReference implements IOption {
private IOption option;
private ToolReference owner;
private Object value;
/**
* Created internally.
*
* @param owner
* @param option
*/
public OptionReference(ToolReference owner, IOption option) {
this.owner = owner;
this.option = option;
owner.addOptionReference(this);
}
/**
* Created from extension.
*
* @param owner
* @param element
*/
public OptionReference(ToolReference owner, IConfigurationElement element) {
this.owner = owner;
option = owner.getTool().getOption(element.getAttribute("id"));
owner.addOptionReference(this);
// value
switch (option.getValueType()) {
case IOption.STRING:
value = element.getAttribute("value");
break;
case IOption.STRING_LIST:
List valueList = new ArrayList();
IConfigurationElement[] valueElements = element.getChildren("optionValue");
for (int i = 0; i < valueElements.length; ++i) {
valueList.add(valueElements[i].getAttribute("value"));
}
break;
}
}
/**
* Created from project file.
*
* @param owner
* @param element
*/
public OptionReference(ToolReference owner, Element element) {
this.owner = owner;
option = owner.getTool().getOption(element.getAttribute("id"));
owner.addOptionReference(this);
// value
switch (option.getValueType()) {
case IOption.STRING:
value = element.getAttribute("value");
break;
case IOption.STRING_LIST:
List valueList = new ArrayList();
NodeList nodes = element.getElementsByTagName("optionValue");
for (int i = 0; i < nodes.getLength(); ++i) {
valueList.add(((Element)nodes.item(i)).getAttribute("value"));
}
break;
}
}
/**
* Write out to project file.
*
* @param doc
* @param element
*/
public void serealize(Document doc, Element element) {
element.setAttribute("id", option.getId());
// value
switch (option.getValueType()) {
case IOption.STRING:
element.setAttribute("value", (String)value);
break;
case IOption.STRING_LIST:
List valueList = (List)value;
for (int i = 0; i < valueList.size(); ++i) {
Element valueElement = doc.createElement("optionValue");
valueElement.setAttribute("value", (String)valueList.get(i));
element.appendChild(valueElement);
}
}
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.build.managed.IOption#getApplicableValues()
*/
public String[] getApplicableValues() {
return option.getApplicableValues();
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.build.managed.IOption#getCategory()
*/
public IOptionCategory getCategory() {
return option.getCategory();
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.build.managed.IBuildObject#getName()
*/
public String getName() {
return option.getName();
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.build.managed.IOption#getStringListValue()
*/
public String[] getStringListValue() throws BuildException {
if (value == null)
return option.getStringListValue();
else if (getValueType() == IOption.STRING_LIST)
return (String[])value;
else
throw new BuildException("bad value type");
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.build.managed.IOption#getStringValue()
*/
public String getStringValue() throws BuildException {
if (value == null)
return option.getStringValue();
else if (getValueType() == IOption.STRING)
return (String)value;
else
throw new BuildException("bad value type");
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.build.managed.IOption#getTool()
*/
public ITool getTool() {
return owner;
}
public ToolReference getToolReference() {
return owner;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.build.managed.IOption#getValueType()
*/
public int getValueType() {
return option.getValueType();
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.build.managed.IBuildObject#getId()
*/
public String getId() {
return option.getId();
}
public boolean references(IOption target) {
if (equals(target))
// we are the target
return true;
else if (option instanceof OptionReference)
// check the reference we are overriding
return ((OptionReference)option).references(target);
else
// the real reference
return option.equals(target);
}
public void setValue(String value) throws BuildException {
if (getValueType() == IOption.STRING)
this.value = value;
else
throw new BuildException("bad value type");
}
public void setValue(String [] value) throws BuildException {
if (getValueType() == IOption.STRING_LIST)
this.value = value;
else
throw new BuildException("bad value type");
}
}
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