org.apache.hadoop.hive.ql.udf.generic
Class GenericUDFLeadLag.GenericUDFLead

java.lang.Object
  extended by org.apache.hadoop.hive.ql.udf.generic.GenericUDF
      extended by org.apache.hadoop.hive.ql.udf.generic.GenericUDFLeadLag
          extended by org.apache.hadoop.hive.ql.udf.generic.GenericUDFLeadLag.GenericUDFLead
All Implemented Interfaces:
Closeable
Enclosing class:
GenericUDFLeadLag

public static class GenericUDFLeadLag.GenericUDFLead
extends GenericUDFLeadLag


Nested Class Summary
 
Nested classes/interfaces inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDFLeadLag
GenericUDFLeadLag.GenericUDFLag, GenericUDFLeadLag.GenericUDFLead
 
Nested classes/interfaces inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDF
GenericUDF.DeferredJavaObject, GenericUDF.DeferredObject
 
Constructor Summary
GenericUDFLeadLag.GenericUDFLead()
           
 
Method Summary
protected  String _getFnName()
           
protected  int getIndex(int amt)
           
protected  Object getRow(int amt)
           
 
Methods inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDFLeadLag
evaluate, getAmt, getDefaultArgOI, getDefaultValueConverter, getDisplayString, getExprEvaluator, getFirstArgOI, getpItr, initialize, setAmt, setDefaultArgOI, setDefaultValueConverter, setExprEvaluator, setFirstArgOI, setpItr
 
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

GenericUDFLeadLag.GenericUDFLead

public GenericUDFLeadLag.GenericUDFLead()
Method Detail

_getFnName

protected String _getFnName()
Specified by:
_getFnName in class GenericUDFLeadLag

getIndex

protected int getIndex(int amt)
Specified by:
getIndex in class GenericUDFLeadLag

getRow

protected Object getRow(int amt)
                 throws HiveException
Specified by:
getRow in class GenericUDFLeadLag
Throws:
HiveException


Copyright © 2012 The Apache Software Foundation