org.apache.hadoop.hive.ql.exec
Class ScriptOperator

java.lang.Object
  org.apache.hadoop.hive.ql.exec.Operator<ScriptDesc>
      org.apache.hadoop.hive.ql.exec.ScriptOperator

All Implemented Interfaces:

Serializable, Cloneable, Node

public class ScriptOperator
extends Operator<ScriptDesc>
implements Serializable

ScriptOperator.

See Also:

Serialized Form

Nested Class Summary

static class	ScriptOperator.Counter Counter.
class	ScriptOperator.PathFinder Maps a relative pathname to an absolute pathname using the PATH enviroment.

Nested classes/interfaces inherited from class org.apache.hadoop.hive.ql.exec.Operator

Operator.OperatorFunc, Operator.State

Field Summary

Fields inherited from class org.apache.hadoop.hive.ql.exec.Operator

HIVECOUNTERCREATEDFILES, HIVECOUNTERFATAL

Constructor Summary

ScriptOperator()

Method Summary

void	close(boolean abort)
String	getName() Implements the getName function for the Node Interface.
static String	getOperatorName()
org.apache.hadoop.hive.ql.plan.api.OperatorType	getType() Return the type of the specific operator among the types in OperatorType.
void	processOp(Object row, int tag) Process the row.
static String[]	splitArgs(String args)

Methods inherited from class org.apache.hadoop.hive.ql.exec.Operator

acceptLimitPushdown, augmentPlan, cleanUpInputFileChanged, cleanUpInputFileChangedOp, clone, cloneOp, cloneRecursiveChildren, columnNamesRowResolvedCanBeObtained, dump, dump, endGroup, flush, getChildOperators, getChildren, getColumnExprMap, getConf, getConfiguration, getDone, getExecContext, getGroupKeyObject, getGroupKeyObjectInspector, getIdentifier, getInputObjInspectors, getNumChild, getNumParent, getOperatorId, getOpTraits, getOutputObjInspector, getParentOperators, getSchema, getStatistics, getStats, initialize, initializeLocalWork, initOperatorId, isUseBucketizedHiveInputFormat, jobClose, jobCloseOp, logStats, opAllowedAfterMapJoin, opAllowedBeforeMapJoin, opAllowedBeforeSortMergeJoin, opAllowedConvertMapJoin, passExecContext, preorderMap, processGroup, removeChild, removeChildAndAdoptItsChildren, removeChildren, removeParent, replaceChild, replaceParent, reset, resetId, resetStats, setAlias, setChildOperators, setColumnExprMap, setConf, setExecContext, setGroupKeyObject, setGroupKeyObjectInspector, setId, setInputObjInspectors, setOperatorId, setOpTraits, setOutputCollector, setParentOperators, setReporter, setSchema, setStatistics, setUseBucketizedHiveInputFormat, startGroup, supportAutomaticSortMergeJoin, supportSkewJoinOptimization, supportUnionRemoveOptimization, toString, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

ScriptOperator

public ScriptOperator()

Method Detail

processOp

public void processOp(Object row,
                      int tag)
               throws HiveException

Description copied from class: Operator

Process the row.

Specified by:

processOp in class Operator<ScriptDesc>

Parameters:

row - The object representing the row.

tag - The tag of the row usually means which parent this row comes from. Rows with the same tag should have exactly the same rowInspector all the time.

Throws:

HiveException

close

public void close(boolean abort)
           throws HiveException

Overrides:

close in class Operator<ScriptDesc>

Throws:

HiveException

splitArgs

public static String[] splitArgs(String args)

getName

public String getName()

Description copied from class: Operator

Implements the getName function for the Node Interface.

Specified by:

getName in interface Node

Overrides:

getName in class Operator<ScriptDesc>

Returns:

the name of the operator

getOperatorName

public static String getOperatorName()

getType

public org.apache.hadoop.hive.ql.plan.api.OperatorType getType()

Description copied from class: Operator

Return the type of the specific operator among the types in OperatorType.

Specified by:

getType in class Operator<ScriptDesc>

Returns:

OperatorType.*