brickhouse.udf.collect
Class CastMapUDF

java.lang.Object
  org.apache.hadoop.hive.ql.udf.generic.GenericUDF
      brickhouse.udf.collect.CastMapUDF

public class CastMapUDF
extends org.apache.hadoop.hive.ql.udf.generic.GenericUDF

Cast an Map to the string to string map Based on CastArrayUDF.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDF

org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredJavaObject, org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredObject

Constructor Summary

CastMapUDF()

Method Summary

Map<String,String>	evaluate(org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredObject[] arg0)
Map<String,String>	evaluate(Map<Object,Object> strMap)
String	getDisplayString(String[] arg0)
org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector	initialize(org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector[] arg0)

Methods inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDF

getRequiredFiles, getRequiredJars, initializeAndFoldConstants

Methods inherited from class java.lang.Object

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

Constructor Detail

CastMapUDF

public CastMapUDF()

Method Detail

evaluate

public Map<String,String> evaluate(Map<Object,Object> strMap)

evaluate

public Map<String,String> evaluate(org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredObject[] arg0)
                            throws org.apache.hadoop.hive.ql.metadata.HiveException

Specified by:

evaluate in class org.apache.hadoop.hive.ql.udf.generic.GenericUDF

Throws:

org.apache.hadoop.hive.ql.metadata.HiveException

getDisplayString

public String getDisplayString(String[] arg0)

Specified by:

getDisplayString in class org.apache.hadoop.hive.ql.udf.generic.GenericUDF

initialize

public org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector initialize(org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector[] arg0)
                                                                         throws org.apache.hadoop.hive.ql.exec.UDFArgumentException

Specified by:

initialize in class org.apache.hadoop.hive.ql.udf.generic.GenericUDF

Throws:

org.apache.hadoop.hive.ql.exec.UDFArgumentException