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;
017
018import static org.slf4j.LoggerFactory.getLogger;
019
020import java.util.Map;
021
022import org.apache.camel.CamelContext;
023import org.apache.camel.Endpoint;
024import org.apache.camel.impl.UriEndpointComponent;
025import org.slf4j.Logger;
026import org.springframework.transaction.PlatformTransactionManager;
027
028/**
029 * Represents the component that manages {@link FcrepoEndpoint}.
030 * @author Aaron Coburn
031 * @since October 20, 2014
032 */
033public class FcrepoComponent extends UriEndpointComponent {
034
035    private FcrepoConfiguration configuration;
036
037    private PlatformTransactionManager transactionManager;
038
039    private static final Logger LOGGER  = getLogger(FcrepoComponent.class);
040
041    /**
042     * Create a FcrepoComponent independent of a CamelContext.
043     */
044    public FcrepoComponent() {
045        super(FcrepoEndpoint.class);
046    }
047
048    /**
049     * Given a CamelContext, create a FcrepoComponent instance.
050     * @param context the camel context for the component.
051     */
052    public FcrepoComponent(final CamelContext context) {
053        super(context, FcrepoEndpoint.class);
054    }
055
056    /**
057     * Given a FcrepoConfiguration, create a FcrepoComponent instance.
058     * @param config the component-wide configuration.
059     */
060    public FcrepoComponent(final FcrepoConfiguration config) {
061        super(FcrepoEndpoint.class);
062        this.configuration = config;
063    }
064
065    /**
066     * Get the component's configuration.
067     * @return the configuration for the component.
068     */
069    public FcrepoConfiguration getConfiguration() {
070        if (configuration == null) {
071            configuration = new FcrepoConfiguration();
072        }
073        return configuration;
074    }
075
076    /**
077     * Set the component's configuration.
078     * @param config the configuration settings for the component.
079     */
080    public void setConfiguration(final FcrepoConfiguration config) {
081        this.configuration = config;
082    }
083
084    /**
085     * Set the transaction manager for the component
086     *
087     * @param transactionManager the transaction manager for this component
088     */
089    public void setTransactionManager(final PlatformTransactionManager transactionManager) {
090        this.transactionManager = transactionManager;
091    }
092
093    /**
094     * Get the transaction manager for the component
095     *
096     * @return the transaction manager for this component
097     */
098    public PlatformTransactionManager getTransactionManager() {
099        return transactionManager;
100    }
101
102    /**
103     * set the authUsername value component-wide.
104     * @param username the authentication username.
105     */
106    public void setAuthUsername(final String username) {
107        getConfiguration().setAuthUsername(username);
108    }
109
110    /**
111     * set the authPassword value component-wide.
112     * @param password the authentication password.
113     */
114    public void setAuthPassword(final String password) {
115        getConfiguration().setAuthPassword(password);
116    }
117
118    /**
119     * set the authHost value component-wide.
120     * @param host the authentication host realm.
121     */
122    public void setAuthHost(final String host) {
123        getConfiguration().setAuthHost(host);
124    }
125
126    /**
127     * set the baseUrl component-wide
128     * @param baseUrl the repository root
129     */
130    public void setBaseUrl(final String baseUrl) {
131        getConfiguration().setBaseUrl(baseUrl);
132    }
133
134    /**
135     *  Create an Endpoint from a fcrepo uri along with an optional path value and attributes.
136     *  @param uri the fcrepo uri identifying the repository hostname and port
137     *  @param remaining the string identifying the repository path
138     *  @param parameters any optional attributes added to the endpoint
139     *  @return the camel endpoint
140     */
141    @Override
142    protected Endpoint createEndpoint(final String uri, final String remaining, final Map<String, Object> parameters) {
143
144        FcrepoConfiguration newConfig;
145        if (configuration == null) {
146            newConfig = new FcrepoConfiguration();
147        } else {
148            newConfig = configuration.clone();
149        }
150
151        final Endpoint endpoint = new FcrepoEndpoint(uri, remaining, this, newConfig);
152        endpoint.configureProperties(parameters);
153        LOGGER.debug("Created Fcrepo Endpoint [{}]", endpoint);
154        return endpoint;
155    }
156}