org.apache.flink.runtime.scheduler.exceptionhistory

类 ExceptionHistoryEntry

java.lang.Object

org.apache.flink.runtime.executiongraph.ErrorInfo

org.apache.flink.runtime.scheduler.exceptionhistory.ExceptionHistoryEntry

所有已实现的接口:

Serializable

直接已知子类:

RootExceptionHistoryEntry

public class ExceptionHistoryEntry
extends ErrorInfo

ExceptionHistoryEntry collects information about a single failure that triggered the scheduler's failure handling.

另请参阅:

序列化表格

嵌套类概要

嵌套类

限定符和类型	类和说明
static class	ExceptionHistoryEntry.ArchivedTaskManagerLocation ArchivedTaskManagerLocation represents a archived (static) version of a TaskManagerLocation.

构造器概要

构造器

限定符	构造器和说明
protected	ExceptionHistoryEntry(Throwable cause, long timestamp, String failingTaskName, TaskManagerLocation taskManagerLocation) Instantiates a ExceptionHistoryEntry.

方法概要

限定符和类型	方法和说明
static ExceptionHistoryEntry	create(AccessExecution failedExecution, String taskName) Creates an ExceptionHistoryEntry based on the provided Execution.
String	getFailingTaskName()
ExceptionHistoryEntry.ArchivedTaskManagerLocation	getTaskManagerLocation()
boolean	isGlobal()

从类继承的方法 org.apache.flink.runtime.executiongraph.ErrorInfo

createErrorInfoWithNullableCause, getException, getExceptionAsString, getTimestamp, handleMissingThrowable

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

ExceptionHistoryEntry

protected ExceptionHistoryEntry(Throwable cause,
                                long timestamp,
                                @Nullable
                                String failingTaskName,
                                @Nullable
                                TaskManagerLocation taskManagerLocation)

Instantiates a ExceptionHistoryEntry.

参数:

cause - The reason for the failure.

timestamp - The time the failure was caught.

failingTaskName - The name of the task that failed.

taskManagerLocation - The host the task was running on.

抛出:

NullPointerException - if cause is null.

IllegalArgumentException - if the passed timestamp is not bigger than 0.

方法详细资料

create

public static ExceptionHistoryEntry create(AccessExecution failedExecution,
                                           String taskName)

Creates an ExceptionHistoryEntry based on the provided Execution.

参数:

failedExecution - the failed Execution.

taskName - the name of the task.

返回:

The ExceptionHistoryEntry.

抛出:

NullPointerException - if null is passed as one of the parameters.

IllegalArgumentException - if the passed Execution does not provide a failureInfo.

isGlobal

public boolean isGlobal()

getFailingTaskName

@Nullable
public String getFailingTaskName()

getTaskManagerLocation

@Nullable
public ExceptionHistoryEntry.ArchivedTaskManagerLocation getTaskManagerLocation()