protected void initializeEntityCache() {
final JobExecutorContext jobExecutorContext = Context.getJobExecutorContext();
final ProcessEngineConfigurationImpl processEngineConfiguration =
Context.getProcessEngineConfiguration();
if (processEngineConfiguration != null
&& processEngineConfiguration.isDbEntityCacheReuseEnabled()
&& jobExecutorContext != null) {
dbEntityCache = jobExecutorContext.getEntityCache();
if (dbEntityCache == null) {
dbEntityCache = new DbEntityCache(processEngineConfiguration.getDbEntityCacheKeyMapping());
jobExecutorContext.setEntityCache(dbEntityCache);
}
} else {
if (processEngineConfiguration != null) {
dbEntityCache = new DbEntityCache(processEngineConfiguration.getDbEntityCacheKeyMapping());
} else {
dbEntityCache = new DbEntityCache();
}
}
}
public void afterPropertiesSet() throws Exception {
dataSource =
new PooledDataSource(
ReflectUtil.getClassLoader(),
"org.h2.Driver",
"jdbc:h2:mem:DatabaseTablePrefixTest;DB_CLOSE_DELAY=1000;MVCC=TRUE;",
"sa",
"");
// create schema in the
Connection connection = dataSource.getConnection();
connection.createStatement().execute("drop schema if exists SCHEMA1");
connection.createStatement().execute("create schema SCHEMA1");
connection.close();
ProcessEngineConfigurationImpl config1 =
createCustomProcessEngineConfiguration()
.setProcessEngineName("DatabaseTablePrefixTest-engine1")
.setDataSource(dataSource)
.setDbMetricsReporterActivate(false)
.setDatabaseSchemaUpdate("NO_CHECK"); // disable auto create/drop schema
config1.setDatabaseTablePrefix("SCHEMA1.");
ProcessEngine engine1 = config1.buildProcessEngine();
// create the tables in SCHEMA1
connection = dataSource.getConnection();
connection.createStatement().execute("set schema SCHEMA1");
engine1.getManagementService().databaseSchemaUpgrade(connection, "", "SCHEMA1");
connection.close();
engine1.close();
}
public static void waitForJobExecutorToProcessAllJobs(
ProcessEngineConfigurationImpl processEngineConfiguration,
long maxMillisToWait,
long intervalMillis) {
JobExecutor jobExecutor = processEngineConfiguration.getJobExecutor();
jobExecutor.start();
try {
Timer timer = new Timer();
InteruptTask task = new InteruptTask(Thread.currentThread());
timer.schedule(task, maxMillisToWait);
boolean areJobsAvailable = true;
try {
while (areJobsAvailable && !task.isTimeLimitExceeded()) {
Thread.sleep(intervalMillis);
areJobsAvailable = areJobsAvailable(processEngineConfiguration);
}
} catch (InterruptedException e) {
} finally {
timer.cancel();
}
if (areJobsAvailable) {
throw new ProcessEngineException("time limit of " + maxMillisToWait + " was exceeded");
}
} finally {
jobExecutor.shutdown();
}
}
public void preInit(ProcessEngineConfigurationImpl processEngineConfiguration) {
List<TypedValueSerializer> customSerializers = new ArrayList<TypedValueSerializer>();
customSerializers.add(new ProcessInstanceVariableSerializer());
customSerializers.add(new EnumVariableSerializer());
processEngineConfiguration.setCustomPreVariableSerializers(customSerializers);
}
@Override
public DmnDecisionTableResult execute(CommandContext commandContext) {
ensureNotNull("decision definition id is null", "processDefinitionId", decisionDefinitionId);
ProcessEngineConfigurationImpl processEngineConfiguration =
commandContext.getProcessEngineConfiguration();
DeploymentCache deploymentCache = processEngineConfiguration.getDeploymentCache();
DecisionDefinitionEntity decisionDefinition =
deploymentCache.findDeployedDecisionDefinitionById(decisionDefinitionId);
// check authorization
AuthorizationManager authorizationManager = commandContext.getAuthorizationManager();
authorizationManager.checkEvaluateDecision(decisionDefinition.getKey());
return doEvaluateDecision(decisionDefinition, variables);
}
public static ExecutionTree forExecution(final String executionId, ProcessEngine processEngine) {
ProcessEngineConfigurationImpl configuration =
(ProcessEngineConfigurationImpl) processEngine.getProcessEngineConfiguration();
CommandExecutor commandExecutor = configuration.getCommandExecutorTxRequired();
ExecutionTree executionTree =
commandExecutor.execute(
new Command<ExecutionTree>() {
public ExecutionTree execute(CommandContext commandContext) {
ExecutionEntity execution =
commandContext.getExecutionManager().findExecutionById(executionId);
return ExecutionTree.forExecution(execution);
}
});
return executionTree;
}
public static boolean areJobsAvailable(
ProcessEngineConfigurationImpl processEngineConfiguration) {
return !processEngineConfiguration
.getManagementService()
.createJobQuery()
.executable()
.list()
.isEmpty();
}
@Override
protected void initJpa() {
super.initJpa();
if (jpaEntityManagerFactory != null) {
sessionFactories.put(
EntityManagerSession.class,
new SpringEntityManagerSessionFactory(
jpaEntityManagerFactory, jpaHandleTransaction, jpaCloseEntityManager));
}
}
public static void dropSchema(ProcessEngineConfigurationImpl processEngineConfiguration) {
processEngineConfiguration
.getCommandExecutorTxRequired()
.execute(
new Command<Object>() {
public Object execute(CommandContext commandContext) {
commandContext.getDbSqlSession().dbSchemaDrop();
return null;
}
});
}
public static void createSchema(ProcessEngineConfigurationImpl processEngineConfiguration) {
processEngineConfiguration
.getCommandExecutorTxRequired()
.execute(
new Command<Object>() {
public Object execute(CommandContext commandContext) {
commandContext.getSession(PersistenceSession.class).dbSchemaCreate();
return null;
}
});
}
public static void deleteHistoryLevel(ProcessEngineConfigurationImpl processEngineConfiguration) {
processEngineConfiguration
.getCommandExecutorTxRequired()
.execute(
new Command<Object>() {
public Object execute(CommandContext commandContext) {
DbEntityManager dbEntityManager = commandContext.getDbEntityManager();
PropertyEntity historyLevelProperty =
dbEntityManager.selectById(PropertyEntity.class, "historyLevel");
if (historyLevelProperty != null) {
dbEntityManager.delete(historyLevelProperty);
}
return null;
}
});
}
/**
* Required when user operations are logged that are not directly associated with a single
* deployment (e.g. runtimeService.suspendProcessDefinitionByKey(..) with cascade to process
* instances) and therefore cannot be cleaned up automatically during undeployment.
*/
public static void clearOpLog(ProcessEngineConfigurationImpl processEngineConfiguration) {
processEngineConfiguration
.getCommandExecutorTxRequired()
.execute(
new Command<Void>() {
public Void execute(CommandContext commandContext) {
List<UserOperationLogEntry> logEntries =
commandContext
.getOperationLogManager()
.findOperationLogEntriesByQueryCriteria(
new UserOperationLogQueryImpl(), null);
for (UserOperationLogEntry entry : logEntries) {
commandContext
.getOperationLogManager()
.deleteOperationLogEntryById(entry.getId());
}
return null;
}
});
}
public static void createOrUpdateHistoryLevel(
final ProcessEngineConfigurationImpl processEngineConfiguration) {
processEngineConfiguration
.getCommandExecutorTxRequired()
.execute(
new Command<Object>() {
public Object execute(CommandContext commandContext) {
DbEntityManager dbEntityManager = commandContext.getDbEntityManager();
PropertyEntity historyLevelProperty =
dbEntityManager.selectById(PropertyEntity.class, "historyLevel");
if (historyLevelProperty != null) {
if (processEngineConfiguration.getHistoryLevel().getId()
!= new Integer(historyLevelProperty.getValue())) {
historyLevelProperty.setValue(
Integer.toString(processEngineConfiguration.getHistoryLevel().getId()));
dbEntityManager.merge(historyLevelProperty);
}
} else {
SchemaOperationsProcessEngineBuild.dbCreateHistoryLevel(dbEntityManager);
}
return null;
}
});
}
