/*******************************************************************************
* Copyright (c) 2000, 2008 QNX Software Systems 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:
* QNX Software Systems - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.core.model;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.cdt.core.model.CModelException;
import org.eclipse.cdt.core.model.ICElement;
public abstract class Parent extends CElement {
public Parent (ICElement parent, String name, int type) {
super (parent, name, type);
}
// members
/**
* Adds a child to the current element.
* Implementations override this method to support children
*/
@Override
public void addChild(ICElement member) throws CModelException {
getElementInfo().addChild(member);
}
/**
* Removes a child to the current element.
* Implementations override this method to support children
*/
public void removeChild(ICElement member) throws CModelException {
getElementInfo().removeChild(member);
}
public void removeChildren () throws CModelException {
getElementInfo().removeChildren();
}
/**
* Gets the children of this element.
* Returns null if the element does not support children
* Implementations override this method to support children
*/
public ICElement[] getChildren() throws CModelException {
CElementInfo info = getElementInfo();
if (info != null)
return info.getChildren();
return NO_ELEMENTS;
}
/**
* Gets the children of a certain type
* @param type
* @return ArrayList
*/
public List<ICElement> getChildrenOfType(int type) throws CModelException {
ICElement[] children = getChildren();
int size = children.length;
ArrayList<ICElement> list = new ArrayList<ICElement>(size);
for (int i = 0; i < size; ++i) {
CElement elt = (CElement)children[i];
if (elt.getElementType() == type) {
list.add(elt);
}
}
return list;
}
public boolean hasChildren () {
try {
return getElementInfo().hasChildren();
} catch (CModelException e) {
return false;
}
}
protected void setChanged () {
try {
getElementInfo().setChanged();
} catch (CModelException e) {
// ignore
}
}
protected boolean hasChanged () {
try {
return getElementInfo().hasChanged();
} catch (CModelException e) {
return false;
}
}
}