src/main/org/apache/tools/ant/taskdefs/optional/extension/resolvers/LocationResolver.java

/*
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 2002 The Apache Software Foundation.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution, if
 *    any, must include the following acknowlegement:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowlegement may appear in the software itself,
 *    if and wherever such third-party acknowlegements normally appear.
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 * 4. The names "The Jakarta Project", "Ant", and "Apache Software
 *    Foundation" must not be used to endorse or promote products derived
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 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 */
package org.apache.tools.ant.taskdefs.optional.extension.resolvers;

import java.io.File;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Project;
import org.apache.tools.ant.taskdefs.optional.extension.Extension;
import org.apache.tools.ant.taskdefs.optional.extension.ExtensionResolver;

/**
 * Resolver that just returns s specified location.
 *
 * @author <a href="mailto:peter@apache.org">Peter Donald</a>
 * @author <a href="mailto:jeff@socialchange.net.au">Jeff Turner</>
 * @version $Revision$ $Date$
 */
public class LocationResolver
    implements ExtensionResolver
{
    private String m_location;

    public void setLocation( final String location )
    {
        m_location = location;
    }

    public File resolve( final Extension extension,
                         final Project project )
        throws BuildException
    {
        if( null == m_location )
        {
            final String message = "No location specified for resolver";
            throw new BuildException( message );
        }

        return project.resolveFile( m_location );
    }

    public String toString()
    {
        return "Location[" + m_location + "]";
    }
}