001/**
002 * Copyright 2015 DuraSpace, Inc.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.fcrepo.camel.reindexing;
017
018import java.net.URL;
019
020import org.apache.camel.Exchange;
021import org.apache.camel.Message;
022import org.apache.camel.Processor;
023import org.fcrepo.camel.FcrepoHeaders;
024
025/**
026 * A processor that converts the body of a message
027 * (which should be a full fedora resource URI) into
028 * the corresponding CamelFcrepoIdentifier value.
029 *
030 * @author Aaron Coburn
031 */
032public class PathProcessor implements Processor {
033
034    /**
035     *  Convert the message body into an appropriate IDENTIFIER value
036     *
037     *  @param exchange the current message exchange
038     */
039    public void process(final Exchange exchange) throws Exception {
040        final Message in = exchange.getIn();
041
042        final URL fullPath = new URL(in.getBody(String.class));
043        final String base = in.getHeader(FcrepoHeaders.FCREPO_BASE_URL, String.class);
044        final URL baseUrl = new URL(base.startsWith("http") ? base : "http://" + base);
045
046        in.setHeader(FcrepoHeaders.FCREPO_IDENTIFIER, fullPath.getPath().substring(baseUrl.getPath().length()));
047
048        in.removeHeader("JMSCorrelationID");
049    }
050}