org.eclipse.smila.scripting.internal

Class PipeletWrapper

java.lang.Object

org.eclipse.smila.scripting.internal.PipeletWrapper

public class PipeletWrapper
extends java.lang.Object

Wrapper for executing pipelets in scripts. Allows to call Pipelet.process() without Blackboard parameter.

Constructor Summary

Constructors

Constructor and Description
PipeletWrapper(Pipelet pipelet, BlackboardFactory blackboardFactory, Scriptable baseScope) Creates the wrapper.

Method Summary

Methods

Modifier and Type	Method and Description
RecordWrapper[]	process(java.lang.Object input) Process the input object with the wrapped pipelet.

Methods inherited from class java.lang.Object

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

Constructor Detail

PipeletWrapper

public PipeletWrapper(Pipelet pipelet,
              BlackboardFactory blackboardFactory,
              Scriptable baseScope)

Creates the wrapper.

Method Detail

process

public RecordWrapper[] process(java.lang.Object input)
                        throws ScriptingEngineException

Process the input object with the wrapped pipelet. The input object is converted (or unwrapped) into one or more records and added to a transient blackboard. The pipelet is invoked with this blackboard and the IDs of the records. The records for the returned IDs are extracted from the blackboard and wrapped as an array for further use in Javascript.

Parameters:

input - input object, representing one or more records.

Returns:

an array of RecordWrapper.

Throws:

ScriptingEngineException - error during record processing.