/* Licensed 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.activiti.camel;

import org.activiti.engine.RuntimeService;
import org.apache.camel.*;
import org.apache.camel.impl.DefaultEndpoint;

/**
 * This class has been modified to be consistent with the changes to CamelBehavior and its implementations. The set of changes
 * significantly increases the flexibility of our Camel integration, as you can either choose one of three "out-of-the-box" modes,
 * or you can choose to create your own. Please reference the comments for the "CamelBehavior" class for more information on the 
 * out-of-the-box implementation class options.  
 * 
 * @author Ryan Johnston (@rjfsu), Tijs Rademakers
 */
public class ActivitiEndpoint extends DefaultEndpoint {


  private RuntimeService runtimeService;

  private ActivitiConsumer activitiConsumer;

  private boolean copyVariablesToProperties;

  private boolean copyVariablesToBodyAsMap;

  private boolean copyCamelBodyToBody;
  
  private boolean copyVariablesFromProperties;

  private boolean copyVariablesFromHeader;
  
  private boolean copyCamelBodyToBodyAsString;
  
  private long timeout = 5000;
  
  private int timeResolution = 100;

  public ActivitiEndpoint(String uri, CamelContext camelContext, RuntimeService runtimeService) {
    super();
    setCamelContext(camelContext);
    setEndpointUri(uri);
    this.runtimeService = runtimeService;
  }

  void addConsumer(ActivitiConsumer consumer) {
    if (activitiConsumer != null) {
      throw new RuntimeException("Activit consumer already defined for " + getEndpointUri() + "!");
    }
    activitiConsumer = consumer;
  }

  public void process(Exchange ex) throws Exception {
    if (activitiConsumer == null) {
      throw new RuntimeException("Activiti consumer not defined for " + getEndpointUri());
    }
    activitiConsumer.getProcessor().process(ex);
  }

  public Producer createProducer() throws Exception {
    return new ActivitiProducer(this, runtimeService, getTimeout(), getTimeResolution());
  }

  public Consumer createConsumer(Processor processor) throws Exception {
    return new ActivitiConsumer(this, processor);
  }

  public boolean isSingleton() {
    return true;
  }

  public boolean isCopyVariablesToProperties() {
    return copyVariablesToProperties;
  }

  public void setCopyVariablesToProperties(boolean copyVariablesToProperties) {
    this.copyVariablesToProperties = copyVariablesToProperties;
  }

  public boolean isCopyCamelBodyToBody() {
    return copyCamelBodyToBody;
  }

  public void setCopyCamelBodyToBody(boolean copyCamelBodyToBody) {
    this.copyCamelBodyToBody = copyCamelBodyToBody;
  }

  public boolean isCopyVariablesToBodyAsMap() {
    return copyVariablesToBodyAsMap;
  }

  public void setCopyVariablesToBodyAsMap(boolean copyVariablesToBodyAsMap) {
    this.copyVariablesToBodyAsMap = copyVariablesToBodyAsMap;
  }
  
  public boolean isCopyVariablesFromProperties() {
    return copyVariablesFromProperties;
  }

  public void setCopyVariablesFromProperties(boolean copyVariablesFromProperties) {
    this.copyVariablesFromProperties = copyVariablesFromProperties;
  }

  public boolean isCopyVariablesFromHeader() {
    return this.copyVariablesFromHeader;
  }

  public void setCopyVariablesFromHeader(boolean copyVariablesFromHeader) {
    this.copyVariablesFromHeader = copyVariablesFromHeader;
  }
  
  public boolean isCopyCamelBodyToBodyAsString() {
    return copyCamelBodyToBodyAsString;
  }
  
  public void setCopyCamelBodyToBodyAsString(boolean copyCamelBodyToBodyAsString) {
    this.copyCamelBodyToBodyAsString = copyCamelBodyToBodyAsString;
  }
  
  @Override
  public boolean isLenientProperties() {
    return true;
  }
  
  public long getTimeout() {
    return timeout;
  }
  
  public int getTimeResolution() {
    return timeResolution;
  }

}