public synchronized ProcessEngine installProcessArchive(ProcessArchive processArchive) {
final String paName = processArchive.getName();
if (!isActive) {
throw new FoxPlatformException(
"Cannot install process archive with name "
+ paName
+ ": ProcessEngineService is not active.");
}
if (installedProcessArchivesByName.containsKey(paName)) {
throw new FoxPlatformException(
"Cannot install process archive with name '"
+ paName
+ "': process archive with same name already installed.");
}
log.info("Installing process archive '" + paName + "'");
Deployment deployment = performEngineDeployment(processArchive);
ProcessArchiveContext processArchiveContext =
new ProcessArchiveContext(deployment, processArchive);
processArchiveContext.setActive(true);
installedProcessArchivesByName.put(processArchive.getName(), processArchiveContext);
ArrayList<ProcessArchive> processArchives =
new ArrayList<ProcessArchive>(cachedProcessArchives);
processArchives.add(processArchive);
cachedProcessArchives = Collections.unmodifiableList(processArchives);
if (deployment != null) {
List<ProcessDefinition> processDefinitionsForThisDeployment =
activitiProcessEngine
.getRepositoryService()
.createProcessDefinitionQuery()
.deploymentId(deployment.getId())
.list();
for (ProcessDefinition processDefinition : processDefinitionsForThisDeployment) {
installedProcessArchivesByProcessDefinitionKey.put(
processDefinition.getKey(), processArchiveContext);
}
log.info(
"Installed process archive '"
+ paName
+ "' to process engine '"
+ processEngineName
+ "'.");
return activitiProcessEngine;
} else {
log.info(
"Installed empty process archive '"
+ paName
+ "'. Process archive will have access to process engine with name '"
+ processEngineName
+ "'.");
return activitiProcessEngine;
}
}
public synchronized void unInstallProcessArchive(ProcessArchive processArchive) {
final String paName = processArchive.getName();
if (!isActive) {
log.fine(
"Ignoring uninstall operation of process archive '"
+ paName
+ "' on non-active ProcessEngineService.");
} else {
performUndeployment(processArchive);
log.info("Uninstalled process archive '" + paName + "'");
}
}
protected void performUndeployment(ProcessArchive processArchive) {
final String paName = processArchive.getName();
ProcessArchiveContext processArchiveContext = installedProcessArchivesByName.get(paName);
if (processArchiveContext == null) {
return;
}
try {
processArchiveContext.setUndelploying(true);
performEngineUndeployment(processArchive);
} catch (Exception e) {
log.log(Level.SEVERE, "Exception while performing process engine undeployment: ", e);
} finally {
processArchiveContext.setUndelploying(false);
processArchiveContext.setActive(false);
installedProcessArchivesByName.remove(paName);
ArrayList<ProcessArchive> processArchives =
new ArrayList<ProcessArchive>(cachedProcessArchives);
processArchives.remove(processArchive);
cachedProcessArchives = Collections.unmodifiableList(processArchives);
if (processArchiveContext.getActivitiDeployment() != null) {
String activitiDeploymentId = processArchiveContext.getActivitiDeployment().getId();
List<ProcessDefinition> processDefinitions =
activitiProcessEngine
.getRepositoryService()
.createProcessDefinitionQuery()
.deploymentId(activitiDeploymentId)
.list();
for (ProcessDefinition processDefinition : processDefinitions) {
installedProcessArchivesByProcessDefinitionKey.remove(processDefinition.getKey());
}
}
}
}