package org.simantics.interop.update.model;

import org.simantics.db.Resource;
import org.simantics.db.Statement;
import org.simantics.db.WriteGraph;
import org.simantics.db.exception.DatabaseException;
import org.simantics.interop.test.GraphChanges;

/**
 * No-operation.
 * 
 * @author MLMARKO
 *
 */
public class NopOp extends UpdateOp{
	
	private Resource r;
	public NopOp(Resource r, GraphChanges changes) {
		super(changes);
		this.r = r;
	}

	@Override
	protected void _apply(WriteGraph g) throws DatabaseException {
		
	}
	
	@Override
	public Resource getCreatedResource() {
		return r;
	}
	
	@Override
	public Resource getResource() {
		return r;
	}
	
	@Override
	public Statement getStatement() {
		return null;
	}
	
	@Override
	public boolean isAdd() {
		return false;
	}
	
	@Override
	public boolean isDelete() {
		return false;
	}
	
	@Override
	public boolean requiresOp(UpdateOp op) {
	    return false;
	}
	
	@Override
	public boolean selectOp(UpdateOp op, boolean select) {
	    return false;
	}

}