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/* 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.camunda.bpm.model.bpmn.builder;

import org.camunda.bpm.model.bpmn.BpmnModelInstance;
import org.camunda.bpm.model.bpmn.instance.ServiceTask;

/**
 * @author Sebastian Menski
 */
public abstract class AbstractServiceTaskBuilder> extends AbstractTaskBuilder {

  protected AbstractServiceTaskBuilder(BpmnModelInstance modelInstance, ServiceTask element, Class selfType) {
    super(modelInstance, element, selfType);
  }

  /**
   * Sets the implementation of the build service task.
   *
   * @param implementation  the implementation to set
   * @return the builder object
   */
  public B implementation(String implementation) {
    element.setImplementation(implementation);
    return myself;
  }

  /** camunda extensions */

  /**
   * Sets the camunda class attribute.
   *
   * @param camundaClass  the class name to set
   * @return the builder object
   */
  public B camundaClass(String camundaClass) {
    element.setCamundaClass(camundaClass);
    return myself;
  }

  /**
   * Sets the camunda delegateExpression attribute.
   *
   * @param camundaExpression  the delegateExpression to set
   * @return the builder object
   */
  public B camundaDelegateExpression(String camundaExpression) {
    element.setCamundaDelegateExpression(camundaExpression);
    return myself;
  }

  /**
   * Sets the camunda expression attribute.
   *
   * @param camundaExpression  the expression to set
   * @return the builder object
   */
  public B camundaExpression(String camundaExpression) {
    element.setCamundaExpression(camundaExpression);
    return myself;
  }

  /**
   * Sets the camunda resultVariable attribute.
   *
   * @param camundaResultVariable  the name of the process variable
   * @return the builder object
   */
  public B camundaResultVariable(String camundaResultVariable) {
    element.setCamundaResultVariable(camundaResultVariable);
    return myself;
  }

  /**
   * Sets the camunda topic attribute. This is only meaningful when
   * the {@link #camundaType(String)} attribute has the value external.
   *
   * @param camundaTopic the topic to set
   * @return the build object
   */
  public B camundaTopic(String camundaTopic) {
    element.setCamundaTopic(camundaTopic);
    return myself;
  }

  /**
   * Sets the camunda type attribute.
   *
   * @param camundaType  the type of the service task
   * @return the builder object
   */
  public B camundaType(String camundaType) {
    element.setCamundaType(camundaType);
    return myself;
  }
  
  /**
   * Sets the camunda task priority attribute. This is only meaningful when
   * the {@link #camundaType(String)} attribute has the value external.
   * 
   * 
   * @param taskPriority the priority for the external task
   * @return the builder object
   */
  public B camundaTaskPriority(String taskPriority) {
    element.setCamundaTaskPriority(taskPriority);
    return myself;
  }
}