gr.uoa.di.madgik.searchlibrary.operatorlibrary.transform
Class ScriptWorker<T extends gr.uoa.di.madgik.grs.record.Record>

java.lang.Object
  java.lang.Thread
      gr.uoa.di.madgik.searchlibrary.operatorlibrary.transform.ScriptWorker<T>

All Implemented Interfaces:

Runnable

public class ScriptWorker<T extends gr.uoa.di.madgik.grs.record.Record>
extends Thread

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Thread

Thread.State, Thread.UncaughtExceptionHandler

Field Summary

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

ScriptWorker(gr.uoa.di.madgik.grs.reader.IRecordReader<T> reader, String script, String schema, StatsContainer stats, long timeout, TimeUnit timeUnit)

Method Summary

protected URI	getLocator()
void	run() Performs the transform operation

Methods inherited from class java.lang.Thread

activeCount, checkAccess, countStackFrames, currentThread, destroy, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, stop, suspend, toString, yield

Methods inherited from class java.lang.Object

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

Constructor Detail

ScriptWorker

public ScriptWorker(gr.uoa.di.madgik.grs.reader.IRecordReader<T> reader,
                    String script,
                    String schema,
                    StatsContainer stats,
                    long timeout,
                    TimeUnit timeUnit)
             throws Exception

Parameters:

reader - The IRecordReader to consume records from

writer - The IRecordWriter which will be used to write the output

payloadFieldName - The name of the Field containing the payload on which the transformation will be applied

script - The script to apply on each record field

schema - schema that describes new result set

stats - Statistics

timeout - The timeout which will be used both by the reader and the writer

timeUnit - The unit of the timeout which will be used

Throws:

Exception - if script is not initialised right

Method Detail

run

public void run()

Performs the transform operation

Specified by:

run in interface Runnable

Overrides:

run in class Thread

getLocator

protected URI getLocator()
                  throws InterruptedException,
                         gr.uoa.di.madgik.grs.writer.GRS2WriterException

Throws:

InterruptedException

gr.uoa.di.madgik.grs.writer.GRS2WriterException