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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
/* $Id$ */
package org.apache.fop.apps.io;
import java.io.IOException;
import java.io.OutputStream;
import java.net.URI;
/**
* Implementations of this resource resolver allow FOP users to control the URI resolution
* mechanism. All resource and output stream acquisition goes through this when its implementation
* is given to the {@link org.apache.fop.apps.EnvironmentProfile}.
*/
public interface ResourceResolver {
/**
* Get a resource given the URI pointing to said resource.
*
* @param uri the resource URI
* @return the resource
* @throws IOException if an I/O error occured during resource acquisition
*/
Resource getResource(URI uri) throws IOException;
/**
* Gets an output stream of a given URI.
*
* @param uri the output stream URI
* @return the output stream
* @throws IOException if an I/O error occured while creating an output stream
*/
OutputStream getOutputStream(URI uri) throws IOException;
}
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