org.apache.flink.runtime.accumulators

类 AccumulatorSnapshot

java.lang.Object

org.apache.flink.runtime.accumulators.AccumulatorSnapshot

所有已实现的接口:

Serializable

public class AccumulatorSnapshot
extends Object
implements Serializable

This class encapsulates a map of accumulators for a single task. It is used for the transfer from TaskManagers to the JobManager and from the JobManager to the Client.

另请参阅:

序列化表格

构造器概要

构造器

构造器和说明
AccumulatorSnapshot(org.apache.flink.api.common.JobID jobID, ExecutionAttemptID executionAttemptID, Map<String,org.apache.flink.api.common.accumulators.Accumulator<?,?>> userAccumulators)

方法概要

限定符和类型	方法和说明
Map<String,org.apache.flink.api.common.accumulators.Accumulator<?,?>>	deserializeUserAccumulators(ClassLoader classLoader) Gets the user-defined accumulators values.
ExecutionAttemptID	getExecutionAttemptID()
org.apache.flink.api.common.JobID	getJobID()

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

AccumulatorSnapshot

public AccumulatorSnapshot(org.apache.flink.api.common.JobID jobID,
                           ExecutionAttemptID executionAttemptID,
                           Map<String,org.apache.flink.api.common.accumulators.Accumulator<?,?>> userAccumulators)
                    throws IOException

抛出:

IOException

方法详细资料

getJobID

public org.apache.flink.api.common.JobID getJobID()

getExecutionAttemptID

public ExecutionAttemptID getExecutionAttemptID()

deserializeUserAccumulators

public Map<String,org.apache.flink.api.common.accumulators.Accumulator<?,?>> deserializeUserAccumulators(ClassLoader classLoader)
                                                                                                  throws IOException,
                                                                                                         ClassNotFoundException

Gets the user-defined accumulators values.

返回:

the serialized map

抛出:

IOException

ClassNotFoundException