001/* 002 * This file is part of the Jikes RVM project (http://jikesrvm.org). 003 * 004 * This file is licensed to You under the Eclipse Public License (EPL); 005 * You may not use this file except in compliance with the License. You 006 * may obtain a copy of the License at 007 * 008 * http://www.opensource.org/licenses/eclipse-1.0.php 009 * 010 * See the COPYRIGHT.txt file distributed with this work for information 011 * regarding copyright ownership. 012 */ 013package org.jikesrvm.compilers.opt.util; 014 015import java.util.Enumeration; 016 017 018public interface GraphEdgeFilter { 019 020 Enumeration<GraphNode> inNodes(GraphNode node); 021 022 Enumeration<GraphNode> outNodes(GraphNode node); 023 024}