public ByteArrayEntity getByteArrayValue() {
if ((byteArrayValue == null) && (byteArrayId != null)) {
// no lazy fetching outside of command context
if (Context.getCommandContext() != null) {
byteArrayValue =
Context.getCommandContext()
.getDbEntityManager()
.selectById(ByteArrayEntity.class, byteArrayId);
}
}
return byteArrayValue;
}
public void deleteHistoricProcessInstanceById(String historicProcessInstanceId) {
if (historyLevel > ProcessEngineConfigurationImpl.HISTORYLEVEL_NONE) {
CommandContext commandContext = Context.getCommandContext();
HistoricProcessInstanceEntity historicProcessInstance =
findHistoricProcessInstance(historicProcessInstanceId);
commandContext
.getHistoricDetailManager()
.deleteHistoricDetailsByProcessInstanceId(historicProcessInstanceId);
commandContext
.getHistoricVariableInstanceManager()
.deleteHistoricVariableInstanceByProcessInstanceId(historicProcessInstanceId);
commandContext
.getHistoricActivityInstanceManager()
.deleteHistoricActivityInstancesByProcessInstanceId(historicProcessInstanceId);
commandContext
.getHistoricTaskInstanceManager()
.deleteHistoricTaskInstancesByProcessInstanceId(historicProcessInstanceId);
getDbSqlSession().delete(historicProcessInstance);
}
}
/** @return true if the passed-in user is currently authenticated */
protected boolean isAuthenticatedUser(UserEntity user) {
if (user.getId() == null) {
return false;
}
return user.getId()
.equals(
org.camunda.bpm.engine.impl.context.Context.getCommandContext()
.getAuthenticatedUserId());
}
protected void deleteTask(String taskId) {
TaskEntity task = Context.getCommandContext().getTaskManager().findTaskById(taskId);
if (task != null) {
if (task.getExecutionId() != null) {
throw new ProcessEngineException(
"The task cannot be deleted because is part of a running process");
}
String reason =
(deleteReason == null || deleteReason.length() == 0)
? TaskEntity.DELETE_REASON_DELETED
: deleteReason;
task.delete(reason, cascade);
} else if (cascade) {
Context.getCommandContext()
.getHistoricTaskInstanceManager()
.deleteHistoricTaskInstanceById(taskId);
}
}
protected String getDnForUser(String userId) {
LdapUserEntity user =
(LdapUserEntity)
createUserQuery(org.camunda.bpm.engine.impl.context.Context.getCommandContext())
.userId(userId)
.singleResult();
if (user == null) {
return "";
} else {
return user.getDn();
}
}
protected String getDnForGroup(String groupId) {
LdapGroupEntity group =
(LdapGroupEntity)
createGroupQuery(org.camunda.bpm.engine.impl.context.Context.getCommandContext())
.groupId(groupId)
.singleResult();
if (group == null) {
return "";
} else {
return group.getDn();
}
}
public void deleteByteArrayValue() {
if (byteArrayId != null) {
// the next apparently useless line is probably to ensure consistency in the DbSqlSession
// cache,
// but should be checked and docked here (or removed if it turns out to be unnecessary)
getByteArrayValue();
Context.getCommandContext().getByteArrayManager().deleteByteArrayById(this.byteArrayId);
byteArrayId = null;
}
}
public ProcessDefinitionEntity findDeployedLatestProcessDefinitionByKey(
String processDefinitionKey) {
ProcessDefinitionEntity processDefinition =
Context.getCommandContext()
.getProcessDefinitionManager()
.findLatestProcessDefinitionByKey(processDefinitionKey);
if (processDefinition == null) {
throw new ProcessEngineException(
"no processes deployed with key '" + processDefinitionKey + "'");
}
processDefinition = resolveProcessDefinition(processDefinition);
return processDefinition;
}
public TaskEntity createTask(TaskDecorator taskDecorator) {
TaskEntity task = TaskEntity.createAndInsert(this);
setTask(task);
taskDecorator.decorate(task, this);
Context.getCommandContext().getHistoricTaskInstanceManager().createHistoricTask(task);
// All properties set, now firing 'create' event
task.fireEvent(TaskListener.EVENTNAME_CREATE);
return task;
}
protected Integer getJobDefinitionPriority(
ExecutionEntity execution, JobDeclaration<?> jobDeclaration) {
String jobDefinitionId = jobDeclaration.getJobDefinitionId();
if (jobDefinitionId != null) {
JobDefinitionEntity jobDefinition =
Context.getCommandContext().getJobDefinitionManager().findById(jobDefinitionId);
if (jobDefinition != null) {
return jobDefinition.getJobPriority();
}
}
return null;
}
public ProcessDefinitionEntity findDeployedProcessDefinitionById(String processDefinitionId) {
if (processDefinitionId == null) {
throw new ProcessEngineException("Invalid process definition id : null");
}
ProcessDefinitionEntity processDefinition =
Context.getCommandContext()
.getProcessDefinitionManager()
.findLatestProcessDefinitionById(processDefinitionId);
if (processDefinition == null) {
throw new ProcessEngineException(
"no deployed process definition found with id '" + processDefinitionId + "'");
}
processDefinition = resolveProcessDefinition(processDefinition);
return processDefinition;
}
public void setByteArrayValue(byte[] bytes) {
deleteByteArrayValue();
ByteArrayEntity byteArrayValue = null;
if (bytes != null) {
byteArrayValue = new ByteArrayEntity(valueFields.getName(), bytes);
Context.getCommandContext().getDbEntityManager().insert(byteArrayValue);
}
this.byteArrayValue = byteArrayValue;
if (byteArrayValue != null) {
this.byteArrayId = byteArrayValue.getId();
} else {
this.byteArrayId = null;
}
}
public ProcessDefinitionEntity findDeployedProcessDefinitionByKeyAndVersion(
String processDefinitionKey, Integer processDefinitionVersion) {
ProcessDefinitionEntity processDefinition =
(ProcessDefinitionEntity)
Context.getCommandContext()
.getProcessDefinitionManager()
.findProcessDefinitionByKeyAndVersion(
processDefinitionKey, processDefinitionVersion);
if (processDefinition == null) {
throw new ProcessEngineException(
"no processes deployed with key = '"
+ processDefinitionKey
+ "' and version = '"
+ processDefinitionVersion
+ "'");
}
processDefinition = resolveProcessDefinition(processDefinition);
return processDefinition;
}
public void removeDeployment(String deploymentId) {
// remove all process definitions for a specific deployment
List<ProcessDefinition> allDefinitionsForDeployment =
new ProcessDefinitionQueryImpl(Context.getCommandContext())
.deploymentId(deploymentId)
.list();
for (ProcessDefinition processDefinition : allDefinitionsForDeployment) {
try {
removeProcessDefinition(processDefinition.getId());
} catch (Exception e) {
LOGGER.log(
Level.WARNING,
"Could not remove process definition with id '"
+ processDefinition.getId()
+ "' from the cache.",
e);
}
}
}
/** customized insert behavior for HistoricVariableUpdateEventEntity */
protected void insertHistoricVariableUpdateEntity(
HistoricVariableUpdateEventEntity historyEvent) {
DbSqlSession dbSqlSession = getDbSqlSession();
// insert update only if history level = FULL
int historyLevel = Context.getProcessEngineConfiguration().getHistoryLevel();
if (historyLevel == ProcessEngineConfigurationImpl.HISTORYLEVEL_FULL) {
// insert byte array entity (if applicable)
byte[] byteValue = historyEvent.getByteValue();
if (byteValue != null) {
ByteArrayEntity byteArrayEntity =
new ByteArrayEntity(historyEvent.getVariableName(), byteValue);
Context.getCommandContext().getDbSqlSession().insert(byteArrayEntity);
historyEvent.setByteArrayId(byteArrayEntity.getId());
}
dbSqlSession.insert(historyEvent);
}
// always insert/update HistoricProcessVariableInstance
if (HistoryEvent.VARIABLE_EVENT_TYPE_CREATE.equals(historyEvent.getEventType())) {
HistoricVariableInstanceEntity persistentObject =
new HistoricVariableInstanceEntity(historyEvent);
dbSqlSession.insert(persistentObject);
} else if (HistoryEvent.VARIABLE_EVENT_TYPE_UPDATE.equals(historyEvent.getEventType())) {
HistoricVariableInstanceEntity historicVariableInstanceEntity =
dbSqlSession.selectById(
HistoricVariableInstanceEntity.class, historyEvent.getVariableInstanceId());
historicVariableInstanceEntity.updateFromEvent(historyEvent);
} else if (HistoryEvent.VARIABLE_EVENT_TYPE_DELETE.equals(historyEvent.getEventType())) {
HistoricVariableInstanceEntity historicVariableInstanceEntity =
dbSqlSession.selectById(
HistoricVariableInstanceEntity.class, historyEvent.getVariableInstanceId());
if (historicVariableInstanceEntity != null) {
historicVariableInstanceEntity.delete();
}
}
}
public ProcessDefinitionEntity resolveProcessDefinition(
ProcessDefinitionEntity processDefinition) {
String processDefinitionId = processDefinition.getId();
String deploymentId = processDefinition.getDeploymentId();
processDefinition = processDefinitionCache.get(processDefinitionId);
if (processDefinition == null) {
DeploymentEntity deployment =
Context.getCommandContext().getDeploymentManager().findDeploymentById(deploymentId);
deployment.setNew(false);
deploy(deployment);
processDefinition = processDefinitionCache.get(processDefinitionId);
if (processDefinition == null) {
throw new ProcessEngineException(
"deployment '"
+ deploymentId
+ "' didn't put process definition '"
+ processDefinitionId
+ "' in the cache");
}
}
return processDefinition;
}
public User findUserById(String userId) {
return createUserQuery(org.camunda.bpm.engine.impl.context.Context.getCommandContext())
.userId(userId)
.singleResult();
}
public void delete() {
byteArrayField.deleteByteArrayValue();
Context.getCommandContext().getDbEntityManager().delete(this);
}
protected DbSqlSession getDbSqlSession() {
return Context.getCommandContext().getDbSqlSession();
}
protected boolean isAuthorized(Permission permission, Resource resource, String resourceId) {
return !ldapConfiguration.isAuthorizationCheckEnabled()
|| org.camunda.bpm.engine.impl.context.Context.getCommandContext()
.getAuthorizationManager()
.isAuthorized(permission, resource, resourceId);
}
public Group findGroupById(String groupId) {
return createGroupQuery(org.camunda.bpm.engine.impl.context.Context.getCommandContext())
.groupId(groupId)
.singleResult();
}
public Session openSession() {
return Context.getCommandContext().getDbSqlSession();
}
protected ExecutionEntity fetchExecutionEntity(String executionId) {
return Context.getCommandContext().getExecutionManager().findExecutionById(executionId);
}
