/**
* *******************************************************
* Copyright (C) 2013 catify <info@catify.com>
* *******************************************************
*
* 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 com.catify.processengine.management;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FilenameFilter;
import javax.xml.bind.JAXBException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Configurable;
import akka.actor.ActorRef;
import com.catify.processengine.core.ProcessInitializer;
import com.catify.processengine.core.data.services.IdService;
import com.catify.processengine.core.messages.TriggerMessage;
import com.catify.processengine.core.processdefinition.jaxb.TProcess;
import com.catify.processengine.core.services.ActorReferenceService;
/**
* Implementation of the ProcessManagementService.
*
* @author christopher köster
*
*/
@Configurable
public class ProcessManagementServiceImpl implements ProcessManagementService {
static final Logger LOG = LoggerFactory.getLogger(ProcessManagementServiceImpl.class);
/* (non-Javadoc)
* @see com.catify.processengine.management.ProcessManagementSer#startAllDeployedProcesses(java.lang.String)
*/
@Override
public void startAllDeployedProcesses(String clientId) throws FileNotFoundException, JAXBException {
// get a file list of all processes in the 'deployed' folder
File deployDir = new File(ProcessImportService.DEPLOYDIR);
if (!deployDir.exists()) {
LOG.warn("The folder " + ProcessImportService.DEPLOYDIR + " does not exist. There are no processes to deploy.");
} else {
String[] fileList = deployDir.list(new FilenameFilter() {
public boolean accept(File d, String name) {
return name.toLowerCase().endsWith(".bpmn");
}
});
// transform the xml's to jaxb and init them
XmlJaxbTransformer xmlJaxbTransformer = new XmlJaxbTransformer();
ProcessInitializer processInitializer = new ProcessInitializer();
for (String processDefinition : fileList) {
this.logProcessDefinitionStart(processDefinition);
String processDefinitionPath = deployDir + File.separator + processDefinition;
processInitializer.initializeProcessDefinition(clientId, xmlJaxbTransformer.getTDefinitionsFromBpmnXml(processDefinitionPath));
}
}
}
/* (non-Javadoc)
* @see com.catify.processengine.management.ProcessManagementSer#startDeployedProcess(java.lang.String, java.lang.String)
*/
@Override
public void startDeployedProcess(String clientId, String processDefinitionFileName) throws FileNotFoundException, JAXBException {
File deployDir = new File(ProcessImportService.DEPLOYDIR);
if (!deployDir.exists()) {
LOG.warn("The folder " + ProcessImportService.DEPLOYDIR + " does not exist. There are no processes to deploy.");
} else {
// transform the xml's to jaxb and init them
XmlJaxbTransformer xmlJaxbTransformer = new XmlJaxbTransformer();
ProcessInitializer processInitializer = new ProcessInitializer();
this.logProcessDefinitionStart(processDefinitionFileName);
processInitializer.initializeProcessDefinition(clientId, xmlJaxbTransformer.getTDefinitionsFromBpmnXml(
ProcessImportService.DEPLOYDIR
+ File.separator
+ processDefinitionFileName));
}
}
/* (non-Javadoc)
* @see com.catify.processengine.management.ProcessManagementSer#startProcessFromDefinitionFile(java.lang.String, java.io.File)
*/
@Override
public void startProcessFromDefinitionFile(String clientId, File processDefinition) throws FileNotFoundException, JAXBException {
// transform the xml's to jaxb and init them
XmlJaxbTransformer xmlJaxbTransformer = new XmlJaxbTransformer();
ProcessInitializer processInitializer = new ProcessInitializer();
this.logProcessDefinitionStart(processDefinition.getName());
processInitializer.initializeProcessDefinition(clientId, xmlJaxbTransformer.getTDefinitionsFromBpmnXml(processDefinition));
}
/**
* Create a log message for a process definition start.
*
* @param processDefinition the process definition
*/
private void logProcessDefinitionStart(String processDefinition) {
LOG.info(String.format("Starting processes defined in %s", processDefinition));
}
/* (non-Javadoc)
* @see com.catify.processengine.management.ProcessManagementSer#createProcessInstance(java.lang.String)
*/
@Override
public void createProcessInstance(String uniqueFlowNodeId, TriggerMessage triggerMessage) {
sendTriggerMessage(uniqueFlowNodeId, triggerMessage);
}
/* (non-Javadoc)
* @see com.catify.processengine.management.ProcessManagementService#createProcessInstance(java.lang.String, com.catify.processengine.core.processdefinition.jaxb.TProcess, java.lang.String, com.catify.processengine.core.messages.TriggerMessage)
*/
@Override
public void createProcessInstance(String clientId, TProcess processJaxb,
String startEventId, TriggerMessage triggerMessage) {
this.sendTriggerMessage(clientId, processJaxb, startEventId, triggerMessage);
}
/* (non-Javadoc)
* @see com.catify.processengine.management.ProcessManagementService#sendTriggerMessage(java.lang.String, com.catify.processengine.core.processdefinition.jaxb.TProcess, java.lang.String, com.catify.processengine.core.messages.TriggerMessage)
*/
@Override
public void sendTriggerMessage(String clientId, TProcess processJaxb,
String nodeId, TriggerMessage triggerMessage) {
String uniqueFlowNodeId = IdService.getUniqueFlowNodeId(clientId, processJaxb, null, nodeId);
sendTriggerMessage(uniqueFlowNodeId, triggerMessage);
}
/* (non-Javadoc)
* @see com.catify.processengine.management.ProcessManagementService#sendTriggerMessage(java.lang.String, com.catify.processengine.core.messages.TriggerMessage)
*/
@Override
public void sendTriggerMessage(String uniqueFlowNodeId, TriggerMessage triggerMessage) {
ActorRef actorRef = new ActorReferenceService().getActorReference(uniqueFlowNodeId);
LOG.debug("Sending TriggerMessage to " + actorRef);
actorRef.tell(triggerMessage, null);
}
}