/*******************************************************************************
* Copyright (c) 2002 - 2006 IBM Corporation.
* 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package com.ibm.wala.ipa.callgraph;
/**
* A Context is a mapping from a name (ContextKey) to a value (ContextItem)
*
* For example, for CFA-1, there is only one name ("caller"); and the context maps "caller" to an IMethod
*
* As another example, for CPA, there would be name for each parameter slot ("zero","one","two"), and the Context provides a mapping
* from this name to a set of types. eg. "one" -> {java.lang.String, java.lang.Date}
*/
public interface Context {
/**
* @return the objects corresponding to a given name
*/
ContextItem get(ContextKey name);
}