TaskReport (Hadoop 1.2.2-SNAPSHOT API)

java.lang.Object
- org.apache.hadoop.mapred.TaskReport

所有已实现的接口:

Writable
```
public class TaskReport
extends Object
implements Writable
```
A report on the state of a task.

构造器概要

构造器
构造器和说明

TaskReport()

构造器
构造器和说明
`TaskReport()`

方法概要

方法
限定符和类型	方法和说明
`boolean`	`equals(Object o)`
`Counters`	`getCounters()` A table of counters.
`TIPStatus`	`getCurrentStatus()` The current status
`String[]`	`getDiagnostics()` A list of error messages.
`long`	`getFinishTime()` Get finish time of task.
`float`	`getProgress()` The amount completed, between zero and one.
`Collection<TaskAttemptID>`	`getRunningTaskAttempts()` Get the running task attempt IDs for this task
`long`	`getStartTime()` Get start time of task.
`String`	`getState()` The most recent state, reported by a `Reporter`.
`TaskAttemptID`	`getSuccessfulTaskAttempt()` Get the attempt ID that took this task to completion
`String`	`getTaskId()` 已过时。 use `getTaskID()` instead
`TaskID`	`getTaskID()` The id of the task.
`int`	`hashCode()`
`void`	`readFields(DataInput in)` Deserialize the fields of this object from `in`.
`void`	`setRunningTaskAttempts(Collection<TaskAttemptID> runningAttempts)` set running attempt(s) of the task.
`void`	`setSuccessfulAttempt(TaskAttemptID t)` set successful attempt ID of the task.
`void`	`write(DataOutput out)` Serialize the fields of this object to `out`.

从类继承的方法 java.lang.Object
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

- 构造器详细资料
  - TaskReport
```
public TaskReport()
```
- 方法详细资料
  - getTaskId
```
@Deprecated
public String getTaskId()
```
    已过时。 use getTaskID() instead
  - getTaskID
```
public TaskID getTaskID()
```
    The id of the task.
  - getProgress
```
public float getProgress()
```
    The amount completed, between zero and one.
  - getState
```
public String getState()
```
    The most recent state, reported by a Reporter.
  - getDiagnostics
```
public String[] getDiagnostics()
```
    A list of error messages.
  - getCounters
```
public Counters getCounters()
```
    A table of counters.
  - getCurrentStatus
```
public TIPStatus getCurrentStatus()
```
    The current status
  - getFinishTime
```
public long getFinishTime()
```
    Get finish time of task.
    
    返回:
    0, if finish time was not set else returns finish time.
  - getStartTime
```
public long getStartTime()
```
    Get start time of task.
    
    返回:
    0 if start time was not set, else start time.
  - setSuccessfulAttempt
```
public void setSuccessfulAttempt(TaskAttemptID t)
```
    set successful attempt ID of the task.
  - getSuccessfulTaskAttempt
```
public TaskAttemptID getSuccessfulTaskAttempt()
```
    Get the attempt ID that took this task to completion
  - setRunningTaskAttempts
```
public void setRunningTaskAttempts(Collection<TaskAttemptID> runningAttempts)
```
    set running attempt(s) of the task.
  - getRunningTaskAttempts
```
public Collection<TaskAttemptID> getRunningTaskAttempts()
```
    Get the running task attempt IDs for this task
  - equals
```
public boolean equals(Object o)
```
    覆盖:
    
    equals 在类中 Object
  - hashCode
```
public int hashCode()
```
    覆盖:
    
    hashCode 在类中 Object
  - write
```
public void write(DataOutput out)
           throws IOException
```
    从接口复制的说明: Writable
    
    Serialize the fields of this object to out.
    
    指定者:
    
    write 在接口中 Writable
    
    参数:
    out - DataOuput to serialize this object into.
    
    抛出:
    
    IOException
  - readFields
```
public void readFields(DataInput in)
                throws IOException
```
    从接口复制的说明: Writable
    
    Deserialize the fields of this object from in.
    For efficiency, implementations should attempt to re-use storage in the existing object where possible.
    
    指定者:
    
    readFields 在接口中 Writable
    
    参数:
    in - DataInput to deseriablize this object from.
    
    抛出:
    
    IOException

类 TaskReport

构造器概要

方法概要

从类继承的方法 java.lang.Object

构造器详细资料

TaskReport

方法详细资料

getTaskId

getTaskID

getProgress

getState

getDiagnostics

getCounters

getCurrentStatus

getFinishTime

getStartTime

setSuccessfulAttempt

getSuccessfulTaskAttempt

setRunningTaskAttempts

getRunningTaskAttempts

equals

hashCode

write

readFields