org.eclipse.jdt.debug.ui/ui/org/eclipse/jdt/internal/debug/ui/launcher/ListContentProvider.java

package org.eclipse.jdt.internal.debug.ui.launcher;

/*
 * (c) Copyright IBM Corp. 2000, 2001.
 * All Rights Reserved.
 */

import java.util.List;

import org.eclipse.jdt.launching.IVMInstall;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.StructuredViewer;
import org.eclipse.jface.viewers.Viewer;

/** 
 * A specialized content provider to show a list of vm installs
 */ 
public class ListContentProvider implements IStructuredContentProvider {
	StructuredViewer fViewer;
	List fInput;	

	public ListContentProvider(StructuredViewer viewer, List input) {
		fViewer= viewer;
		fInput= input;
	}
	
	public Object[] getElements(Object input) {
		IVMInstall[] installs= new IVMInstall[fInput.size()];
		return fInput.toArray(installs);
	}

	public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
		fInput= (List)newInput;
	}

	public void dispose() {
		fViewer= null;
		fInput= null;
	}
	
	public boolean isDeleted(Object o) {
		return fInput.contains(o);
	}
}