org.apache.hadoop.hive.ql.exec.errors
Class DataCorruptErrorHeuristic

java.lang.Object
  org.apache.hadoop.hive.ql.exec.errors.RegexErrorHeuristic
      org.apache.hadoop.hive.ql.exec.errors.DataCorruptErrorHeuristic

All Implemented Interfaces:

ErrorHeuristic

public class DataCorruptErrorHeuristic
extends RegexErrorHeuristic

Detects the condition where there is a error with one of the input files in the query. Conditions to check: 1. EOFException in log 2. A line indicating the split file in the log. This is needed to generate the proper error message.

Constructor Summary

DataCorruptErrorHeuristic()

Method Summary

ErrorAndSolution

getErrorAndSolution() Examine the hive query, job configuration, and the lines from the task log seen so far though processLogLine() and generate a possible cause/solution.

Methods inherited from class org.apache.hadoop.hive.ql.exec.errors.RegexErrorHeuristic

init, processLogLine

Methods inherited from class java.lang.Object

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

Constructor Detail

DataCorruptErrorHeuristic

public DataCorruptErrorHeuristic()

Method Detail

getErrorAndSolution

public ErrorAndSolution getErrorAndSolution()

Description copied from interface: ErrorHeuristic

Examine the hive query, job configuration, and the lines from the task log seen so far though processLogLine() and generate a possible cause/solution. Once this method is called, the implementing class should be reset to the state before any processLogLine() calls were made.

Specified by:

getErrorAndSolution in interface ErrorHeuristic

Specified by:

getErrorAndSolution in class RegexErrorHeuristic

Returns:

a matching error, or null if a suitable match wasn't found.