org.apache.hadoop.hive.ql.udf.generic
Class GenericUDFUnixTimeStamp

java.lang.Object
  extended by org.apache.hadoop.hive.ql.udf.generic.GenericUDF
      extended by org.apache.hadoop.hive.ql.udf.generic.GenericUDFToUnixTimeStamp
          extended by org.apache.hadoop.hive.ql.udf.generic.GenericUDFUnixTimeStamp
All Implemented Interfaces:
Closeable

public class GenericUDFUnixTimeStamp
extends GenericUDFToUnixTimeStamp


Nested Class Summary
 
Nested classes/interfaces inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDF
GenericUDF.DeferredJavaObject, GenericUDF.DeferredObject
 
Field Summary
 
Fields inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDFToUnixTimeStamp
retValue
 
Constructor Summary
GenericUDFUnixTimeStamp()
           
 
Method Summary
 Object evaluate(GenericUDF.DeferredObject[] arguments)
          Evaluate the GenericUDF with the arguments.
protected  String getName()
           
protected  void initializeInput(ObjectInspector[] arguments)
           
 
Methods inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDFToUnixTimeStamp
getDisplayString, initialize
 
Methods inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDF
close, configure, getRequiredFiles, getRequiredJars, initializeAndFoldConstants
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

GenericUDFUnixTimeStamp

public GenericUDFUnixTimeStamp()
Method Detail

initializeInput

protected void initializeInput(ObjectInspector[] arguments)
                        throws UDFArgumentException
Overrides:
initializeInput in class GenericUDFToUnixTimeStamp
Throws:
UDFArgumentException

getName

protected String getName()
Overrides:
getName in class GenericUDFToUnixTimeStamp

evaluate

public Object evaluate(GenericUDF.DeferredObject[] arguments)
                throws HiveException
Description copied from class: GenericUDF
Evaluate the GenericUDF with the arguments.

Overrides:
evaluate in class GenericUDFToUnixTimeStamp
Parameters:
arguments - The arguments as DeferedObject, use DeferedObject.get() to get the actual argument Object. The Objects can be inspected by the ObjectInspectors passed in the initialize call.
Returns:
The
Throws:
HiveException


Copyright © 2012 The Apache Software Foundation