Did you try to drop groovy-all*.jar in the Pig/lib directory?
Btw, this issue should be fixed by PIG-3737-
https://issues.apache.org/jira/browse/PIG-3737
On Mon, Apr 14, 2014 at 5:18 AM, Chandramohan <mchandramo...@gmail.com>wrote:
> I tried running the same with python which worked fine.
> I also added groovy to pig_classpath, I set groovy in $PATH
> Please find attached code sample which has python and groovy code along
> with their pig scripts.
>
> Could you please help here?
>
>
> On Mon, Apr 14, 2014 at 5:45 PM, Chandramohan <mchandramo...@gmail.com>wrote:
>
>> Could any one please provide a sample code of pig with groovy UDF, along
>> with the process to deplo and run it?
>> I tried on my own which is not working
>>
>> I wrote a groovy UDF as
>>
>> import org.apache.pig.builtin.OutputSchema;
>>
>> class GroovyUDFs {
>> @OutputSchema('x:long')
>> long square(long x) {
>> return x*x;
>> }
>> }
>>
>> I have written a simple pig as
>>
>> --Register 'test.groovy' using groovy as myfuncs;
>> register 'test.groovy' using
>> org.apache.pig.scripting.groovy.GroovyScriptEngine as myfuncs;
>>
>> --A = LOAD 'emp.csv' As(id:int, name:chararray, salary:long);
>> --B = FOR EACH A myfuncs.GroovyUDFs.square(A.id);
>> --DUMP A;
>>
>>
>> Only register command is kept uncommented and ran pig in local mode
>> I am getting below error
>>
>> Pig Stack Trace
>> ---------------
>> ERROR 2998: Unhandled internal error. groovy/util/ResourceException
>>
>> java.lang.NoClassDefFoundError: groovy/util/ResourceException
>> at java.lang.Class.forName0(Native Method)
>> at java.lang.Class.forName(Class.java:169)
>> at
>> org.apache.pig.scripting.ScriptEngine.getInstance(ScriptEngine.java:275)
>> at org.apache.pig.PigServer.registerCode(PigServer.java:502)
>> at
>> org.apache.pig.tools.grunt.GruntParser.processRegister(GruntParser.java:436)
>> at
>> org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:445)
>> at
>> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:194)
>> at
>> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:170)
>> at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:84)
>> at org.apache.pig.Main.run(Main.java:604)
>> at org.apache.pig.Main.main(Main.java:157)
>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>> at
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>> at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>> at java.lang.reflect.Method.invoke(Method.java:597)
>> at org.apache.hadoop.util.RunJar.main(RunJar.java:208)
>> Caused by: java.lang.ClassNotFoundException: groovy.util.ResourceException
>> at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
>> at java.security.AccessController.doPrivileged(Native Method)
>> at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
>> at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
>> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
>> at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
>> ... 16 more
>>
>> ================================================================================
>>
>>
>>
>
