org.apache.hadoop.hive.ql.udf
Class UDFParseUrl

java.lang.Object
  org.apache.hadoop.hive.ql.exec.UDF
      org.apache.hadoop.hive.ql.udf.UDFParseUrl

public class UDFParseUrl
extends UDF

UDF to extract specfic parts from URL For example, parse_url('http://facebook.com/path/p1.php?query=1', 'HOST') will return 'facebook.com' For example, parse_url('http://facebook.com/path/p1.php?query=1', 'PATH') will return '/path/p1.php' parse_url('http://facebook.com/path/p1.php?query=1', 'QUERY') will return 'query=1' parse_url('http://facebook.com/path/p1.php?query=1#Ref', 'REF') will return 'Ref' parse_url('http://facebook.com/path/p1.php?query=1#Ref', 'PROTOCOL') will return 'http' Possible values are HOST,PATH,QUERY,REF,PROTOCOL,AUTHORITY,FILE,USERINFO Also you can get a value of particular key in QUERY, using syntax QUERY: eg: QUERY:k1.

Constructor Summary

UDFParseUrl()

Method Summary

String	evaluate(String urlStr, String partToExtract)
String	evaluate(String urlStr, String partToExtract, String key)

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

getRequiredFiles, getRequiredJars, getResolver, setResolver

Methods inherited from class java.lang.Object

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

Constructor Detail

UDFParseUrl

public UDFParseUrl()

Method Detail

evaluate

public String evaluate(String urlStr,
                       String partToExtract)

evaluate

public String evaluate(String urlStr,
                       String partToExtract,
                       String key)