public Query(
final QueryMasterTask.QueryMasterTaskContext context,
final QueryId id,
final long appSubmitTime,
final String queryStr,
final EventHandler eventHandler,
final MasterPlan plan) {
this.context = context;
this.systemConf = context.getConf();
this.id = id;
this.clock = context.getClock();
this.appSubmitTime = appSubmitTime;
this.queryStr = queryStr;
subqueries = Maps.newHashMap();
this.eventHandler = eventHandler;
this.plan = plan;
this.sm = context.getStorageManager();
cursor = new ExecutionBlockCursor(plan);
ReadWriteLock readWriteLock = new ReentrantReadWriteLock();
this.readLock = readWriteLock.readLock();
this.writeLock = readWriteLock.writeLock();
stateMachine = stateMachineFactory.make(this);
}
public TaskImpl(
TezVertexID vertexId,
int taskIndex,
EventHandler eventHandler,
Configuration conf,
TaskAttemptListener taskAttemptListener,
Clock clock,
TaskHeartbeatHandler thh,
AppContext appContext,
boolean leafVertex,
TaskLocationHint locationHint,
Resource resource,
ContainerContext containerContext) {
this.conf = conf;
this.clock = clock;
ReadWriteLock readWriteLock = new ReentrantReadWriteLock();
readLock = readWriteLock.readLock();
writeLock = readWriteLock.writeLock();
this.attempts = Collections.emptyMap();
maxAttempts =
this.conf.getInt(
TezConfiguration.TEZ_AM_MAX_TASK_ATTEMPTS,
TezConfiguration.TEZ_AM_MAX_TASK_ATTEMPTS_DEFAULT);
taskId = new TezTaskID(vertexId, taskIndex);
this.taskAttemptListener = taskAttemptListener;
this.taskHeartbeatHandler = thh;
this.eventHandler = eventHandler;
this.appContext = appContext;
this.leafVertex = leafVertex;
this.locationHint = locationHint;
this.taskResource = resource;
this.containerContext = containerContext;
stateMachine = stateMachineFactory.make(this);
}
public StubbedJob(
JobId jobId,
ApplicationAttemptId applicationAttemptId,
Configuration conf,
EventHandler eventHandler,
boolean newApiCommitter,
String user,
int numSplits,
AppContext appContext) {
super(
jobId,
applicationAttemptId,
conf,
eventHandler,
null,
new JobTokenSecretManager(),
new Credentials(),
new SystemClock(),
Collections.<TaskId, TaskInfo>emptyMap(),
MRAppMetrics.create(),
null,
newApiCommitter,
user,
System.currentTimeMillis(),
null,
appContext,
null,
null);
initTransition = getInitTransition(numSplits);
localFactory =
stateMachineFactory.addTransition(
JobStateInternal.NEW,
EnumSet.of(JobStateInternal.INITED, JobStateInternal.FAILED),
JobEventType.JOB_INIT,
// This is abusive.
initTransition);
// This "this leak" is okay because the retained pointer is in an
// instance variable.
localStateMachine = localFactory.make(this);
}