/* 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.rest.api.process;
import java.util.Map;
import org.activiti.engine.ActivitiException;
import org.activiti.engine.runtime.ProcessInstance;
import org.activiti.rest.api.ActivitiUtil;
import org.activiti.rest.api.SecuredResource;
import org.codehaus.jackson.JsonNode;
import org.codehaus.jackson.map.ObjectMapper;
import org.restlet.representation.Representation;
import org.restlet.resource.Post;
/**
* @author Tijs Rademakers
*/
public class StartProcessInstanceResource extends SecuredResource {
@Post
public StartProcessInstanceResponse startProcessInstance(Representation entity) {
try {
if(authenticate() == false) return null;
String startParams = entity.getText();
JsonNode startJSON = new ObjectMapper().readTree(startParams);
String processDefinitionKey = startJSON.path("processDefinitionKey").getTextValue();
String processDefinitionId = null;
if (processDefinitionKey == null) {
processDefinitionId = startJSON.path("processDefinitionId").getTextValue();
}
JsonNode businessKeyJson = startJSON.path("businessKey");
String businessKey = null;
if(businessKeyJson != null) {
businessKey = businessKeyJson.getTextValue();
}
Map<String, Object> variables = retrieveVariables(startJSON);
variables.remove("processDefinitionId");
variables.remove("processDefinitionKey");
variables.remove("businessKey");
ProcessInstance processInstance = null;
if (processDefinitionKey != null) {
processInstance = ActivitiUtil.getRuntimeService().startProcessInstanceByKey(processDefinitionKey, businessKey, variables);
}
else {
processInstance = ActivitiUtil.getRuntimeService().startProcessInstanceById(processDefinitionId, businessKey, variables);
}
StartProcessInstanceResponse response = new StartProcessInstanceResponse(processInstance);
return response;
} catch (Exception e) {
throw new ActivitiException("Failed to retrieve the process definition parameters", e);
}
}
}