/*
 * Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
 * under one or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information regarding copyright
 * ownership. Camunda licenses this file to you under the Apache License,
 * Version 2.0; 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.engine.test.bpmn.event.error;

import org.camunda.bpm.engine.delegate.BpmnError;
import org.camunda.bpm.engine.delegate.DelegateExecution;
import org.camunda.bpm.engine.delegate.JavaDelegate;


/**
 * @author Falko Menge
 */
public class ThrowBpmnErrorDelegate implements JavaDelegate {

  public void execute(DelegateExecution execution) throws Exception {
    Integer executionsBeforeError = (Integer) execution.getVariable("executionsBeforeError");
    Integer executions = (Integer) execution.getVariable("executions");
    Boolean exceptionType = (Boolean) execution.getVariable("exceptionType");
    if (executions == null) {
      executions = 0;
    }
    executions++;
    if (executionsBeforeError == null || executionsBeforeError < executions) {
      if (exceptionType != null && exceptionType) {
        throw new MyBusinessException("This is a business exception, which can be caught by a BPMN Error Event.");  
      } else {
        throw new BpmnError("23", "This is a business fault, which can be caught by a BPMN Error Event.");
      }
    } else {
      execution.setVariable("executions", executions);
    }
  }

}