com.greenpepper.shaded.org.codehaus.janino.util.resource.MultiResourceFinder Maven / Gradle / Ivy
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/*
* Janino - An embedded Java[TM] compiler
*
* Copyright (c) 2001-2010, Arno Unkrig
* 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 name of the author may not be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package com.greenpepper.shaded.org.codehaus.janino.util.resource;
import java.util.Collection;
/**
* A {@link com.greenpepper.shaded.org.codehaus.janino.util.resource.ResourceFinder} that finds its resources through a collection of
* other {@link com.greenpepper.shaded.org.codehaus.janino.util.resource.ResourceFinder}s.
*/
public
class MultiResourceFinder extends ResourceFinder {
private final Collection resourceFinders; // One for each entry
/** @param resourceFinders The entries of the "path" */
public
MultiResourceFinder(Collection resourceFinders) { this.resourceFinders = resourceFinders; }
// Implement ResourceFinder.
@Override public final Resource
findResource(String resourceName) {
for (ResourceFinder rf : this.resourceFinders) {
Resource resource = rf.findResource(resourceName);
//System.err.println("*** " + resourceName + " in " + rf + "? => " + url);
if (resource != null) return resource;
}
return null;
}
}