001/**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.camel.component.dataformat;
018
019import java.util.Map;
020
021import org.apache.camel.Endpoint;
022import org.apache.camel.impl.UriEndpointComponent;
023import org.apache.camel.spi.DataFormat;
024import org.apache.camel.util.EndpointHelper;
025import org.apache.camel.util.ObjectHelper;
026
027/**
028 * The <a href="http://camel.apache.org/dataformat-component.html">Data Format Component</a> enables using <a href="https://camel.apache.org/data-format.html">Data Format</a> as a component.
029 *
030 * @version
031 */
032public class DataFormatComponent extends UriEndpointComponent {
033
034    public DataFormatComponent() {
035        super(DataFormatEndpoint.class);
036    }
037
038    @Override
039    protected Endpoint createEndpoint(String uri, String remaining, Map<String, Object> parameters) throws Exception {
040        String name = ObjectHelper.before(remaining, ":");
041
042        // try to lookup data format in the registry or create it from resource
043        DataFormat df = getCamelContext().resolveDataFormat(name);
044        if (df == null) {
045            // if not, try to find a factory in the registry
046            df = getCamelContext().createDataFormat(name);
047        }
048        if (df == null) {
049            throw new IllegalArgumentException("Cannot find data format with name: " + name);
050        }
051
052        String operation = ObjectHelper.after(remaining, ":");
053        if (!"marshal".equals(operation) && !"unmarshal".equals(operation)) {
054            throw new IllegalArgumentException("Operation must be either marshal or unmarshal, was: " + operation);
055        }
056
057        // set reference properties first as they use # syntax that fools the regular properties setter
058        EndpointHelper.setReferenceProperties(getCamelContext(), df, parameters);
059        EndpointHelper.setProperties(getCamelContext(), df, parameters);
060
061        DataFormatEndpoint endpoint = new DataFormatEndpoint(uri, this, df);
062        endpoint.setOperation(operation);
063        setProperties(endpoint, parameters);
064        return endpoint;
065    }
066}