IGraphWalker.java

/*
Copyright 2011-2016 Google Inc. All Rights Reserved.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package com.google.security.zynamics.reil.algorithms.mono.interfaces;

import java.util.List;

/**
 * The TreeWalker interface is used to walk through InstructionGraphs.
 */
public interface IGraphWalker<GraphNode, ObjectType> {
  /**
   * Returns a list of nodes that contains all nodes that are influenced by state changes in the
   * passed node.
   * 
   * @param node The start node.
   * 
   * @return List of nodes that are influenced by the passed node.
   */
  List<GraphNode> getInfluenced(GraphNode node);

  /**
   * Returns a list of nodes that contains all nodes that are necessary to determine the state of
   * the passed node.
   * 
   * @param node The start node.
   * 
   * @return List of nodes that influence the passed node.
   */
  List<? extends IInfluencingNode<GraphNode, ObjectType>> getInfluencing(GraphNode node);
}