/* Licensed under the Apache License, Version 2.0 (the "License");
/* 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.engine.impl.cmd;
import java.io.Serializable;
import java.util.Map;
import org.activiti.engine.ActivitiException;
import org.activiti.engine.ActivitiIllegalArgumentException;
import org.activiti.engine.ActivitiObjectNotFoundException;
import org.activiti.engine.ProcessEngineConfiguration;
import org.activiti.engine.impl.interceptor.Command;
import org.activiti.engine.impl.interceptor.CommandContext;
import org.activiti.engine.impl.persistence.deploy.DeploymentManager;
import org.activiti.engine.impl.persistence.entity.ExecutionEntity;
import org.activiti.engine.impl.persistence.entity.ProcessDefinitionEntity;
import org.activiti.engine.impl.runtime.ProcessInstanceBuilderImpl;
import org.activiti.engine.repository.ProcessDefinition;
import org.activiti.engine.runtime.ProcessInstance;
/**
* @author Tom Baeyens
* @author Joram Barrez
*/
public class StartProcessInstanceCmd<T> implements Command<ProcessInstance>, Serializable {
private static final long serialVersionUID = 1L;
protected String processDefinitionKey;
protected String processDefinitionId;
protected Map<String, Object> variables;
protected String businessKey;
protected String tenantId;
protected String processInstanceName;
public StartProcessInstanceCmd(String processDefinitionKey, String processDefinitionId, String businessKey, Map<String, Object> variables) {
this.processDefinitionKey = processDefinitionKey;
this.processDefinitionId = processDefinitionId;
this.businessKey = businessKey;
this.variables = variables;
}
public StartProcessInstanceCmd(String processDefinitionKey, String processDefinitionId,
String businessKey, Map<String, Object> variables, String tenantId) {
this(processDefinitionKey, processDefinitionId, businessKey, variables);
this.tenantId = tenantId;
}
public StartProcessInstanceCmd(ProcessInstanceBuilderImpl processInstanceBuilder) {
this(processInstanceBuilder.getProcessDefinitionKey(), processInstanceBuilder.getProcessDefinitionId(),
processInstanceBuilder.getBusinessKey(), processInstanceBuilder.getVariables(), processInstanceBuilder.getTenantId());
this.processInstanceName = processInstanceBuilder.getProcessInstanceName();
}
public ProcessInstance execute(CommandContext commandContext) {
DeploymentManager deploymentCache = commandContext
.getProcessEngineConfiguration()
.getDeploymentManager();
// Find the process definition
ProcessDefinitionEntity processDefinition = null;
if (processDefinitionId!=null) {
processDefinition = deploymentCache.findDeployedProcessDefinitionById(processDefinitionId);
if (processDefinition == null) {
throw new ActivitiObjectNotFoundException("No process definition found for id = '" + processDefinitionId + "'", ProcessDefinition.class);
}
} else if (processDefinitionKey != null && (tenantId == null || ProcessEngineConfiguration.NO_TENANT_ID.equals(tenantId))){
processDefinition = deploymentCache.findDeployedLatestProcessDefinitionByKey(processDefinitionKey);
if (processDefinition == null) {
throw new ActivitiObjectNotFoundException("No process definition found for key '" + processDefinitionKey +"'", ProcessDefinition.class);
}
} else if (processDefinitionKey != null && tenantId != null && !ProcessEngineConfiguration.NO_TENANT_ID.equals(tenantId)) {
processDefinition = deploymentCache.findDeployedLatestProcessDefinitionByKeyAndTenantId(processDefinitionKey, tenantId);
if (processDefinition == null) {
throw new ActivitiObjectNotFoundException("No process definition found for key '" + processDefinitionKey +"' for tenant identifier " + tenantId, ProcessDefinition.class);
}
} else {
throw new ActivitiIllegalArgumentException("processDefinitionKey and processDefinitionId are null");
}
// Do not start process a process instance if the process definition is suspended
if (processDefinition.isSuspended()) {
throw new ActivitiException("Cannot start process instance. Process definition "
+ processDefinition.getName() + " (id = " + processDefinition.getId() + ") is suspended");
}
// Start the process instance
ExecutionEntity processInstance = processDefinition.createProcessInstance(businessKey);
// now set the variables passed into the start command
if (variables != null) {
processInstance.setVariables(variables);
}
// now set processInstance name
if (processInstanceName != null) {
processInstance.setName(processInstanceName);
}
processInstance.start();
return processInstance;
}
}