org.ikasan.framework.payload.service
Class DatabasePayloadProvider

java.lang.Object
  org.ikasan.framework.payload.service.DatabasePayloadProvider

All Implemented Interfaces:

PayloadProvider

public class DatabasePayloadProvider
extends Object
implements PayloadProvider

Implementation of PayloadProvider that discovers new Payloads from the Database by way of unconsumed DatabasePayloads

Author:

Ikasan Development Team

Constructor Summary

DatabasePayloadProvider(DatabasePayloadDao dao, PayloadFactory payloadFactory, DatabaseHousekeeper databasePayloadHouseKeepingMatcher, boolean destructiveRead)
Constructor

Method Summary

List<Payload>

getNextRelatedPayloads() Returns a List of the next set of related Payloads known to this PayloadProvider

Methods inherited from class java.lang.Object

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

Constructor Detail

DatabasePayloadProvider

public DatabasePayloadProvider(DatabasePayloadDao dao,
                               PayloadFactory payloadFactory,
                               DatabaseHousekeeper databasePayloadHouseKeepingMatcher,
                               boolean destructiveRead)

Constructor

Parameters:

dao - data access object

payloadFactory - for the construction of new Payloads

databasePayloadHouseKeepingMatcher - used for identifying entries to housekeep

destructiveRead - when set to true, consumed DatabasePayloads will be deleted

Method Detail

getNextRelatedPayloads

public List<Payload> getNextRelatedPayloads()

Description copied from interface: PayloadProvider

Returns a List of the next set of related Payloads known to this PayloadProvider

Specified by:

getNextRelatedPayloads in interface PayloadProvider

Returns:

List of related Payloads, or null if none available