1 package net.sourceforge.phpdt.externaltools.variable;
3 /**********************************************************************
4 Copyright (c) 2002 IBM Corp. and others. All rights reserved.
5 This file is made available under the terms of the Common Public License v1.0
6 which accompanies this distribution, and is available at
7 http://www.eclipse.org/legal/cpl-v10.html
10 **********************************************************************/
12 import org.eclipse.core.runtime.IPath;
15 * Responsible for expanding a variable into the location
16 * path of a file or directory.
18 * Implementation of this interface will be treated like
19 * a singleton. That is, only one instance will be created
20 * per variable extension.
22 * This interface is not to be extended by clients. Clients
23 * may implement this interface.
26 public interface IVariableLocationExpander {
28 * Returns the path location to a file or directory
29 * for the given variable tag and value. The path does
32 * @param varTag the variable tag name
33 * @param varValue the value for the variable
34 * @param context the context the variable should use to expand itself
35 * @return the <code>IPath</code> to a file/directory
36 * or <code>null</code> if not possible
38 public IPath getPath(String varTag, String varValue, ExpandVariableContext context);