/**
* 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.
*/
package org.apache.camel.component.dataformat;
import org.apache.camel.AsyncCallback;
import org.apache.camel.AsyncProcessor;
import org.apache.camel.Component;
import org.apache.camel.Consumer;
import org.apache.camel.Exchange;
import org.apache.camel.Processor;
import org.apache.camel.Producer;
import org.apache.camel.impl.DefaultAsyncProducer;
import org.apache.camel.impl.DefaultEndpoint;
import org.apache.camel.processor.MarshalProcessor;
import org.apache.camel.processor.UnmarshalProcessor;
import org.apache.camel.spi.DataFormat;
import org.apache.camel.spi.UriEndpoint;
import org.apache.camel.spi.UriParam;
import org.apache.camel.util.ServiceHelper;
@UriEndpoint(scheme = "dataformat")
public class DataFormatEndpoint extends DefaultEndpoint {
private MarshalProcessor marshal;
private UnmarshalProcessor unmarshal;
@UriParam
private DataFormat dataFormat;
@UriParam
private String operation;
public DataFormatEndpoint() {
}
public DataFormatEndpoint(String endpointUri, Component component, DataFormat dataFormat) {
super(endpointUri, component);
this.dataFormat = dataFormat;
}
public DataFormat getDataFormat() {
return dataFormat;
}
public void setDataFormat(DataFormat dataFormat) {
this.dataFormat = dataFormat;
}
public String getOperation() {
return operation;
}
public void setOperation(String operation) {
this.operation = operation;
}
@Override
public Producer createProducer() throws Exception {
return new DefaultAsyncProducer(this) {
@Override
public boolean process(Exchange exchange, AsyncCallback callback) {
if (marshal != null) {
return marshal.process(exchange, callback);
} else {
return unmarshal.process(exchange, callback);
}
}
@Override
public String toString() {
return "DataFormatProducer[" + dataFormat + "]";
}
};
}
@Override
public Consumer createConsumer(Processor processor) throws Exception {
throw new UnsupportedOperationException("Cannot consume from data format");
}
@Override
public boolean isSingleton() {
return true;
}
@Override
protected void doStart() throws Exception {
if (operation.equals("marshal")) {
marshal = new MarshalProcessor(dataFormat);
marshal.setCamelContext(getCamelContext());
} else {
unmarshal = new UnmarshalProcessor(dataFormat);
unmarshal.setCamelContext(getCamelContext());
}
ServiceHelper.startServices(dataFormat, marshal, unmarshal);
super.doStart();
}
@Override
protected void doStop() throws Exception {
ServiceHelper.stopServices(marshal, unmarshal, dataFormat);
super.doStop();
}
}