/
XmlPublisherDataRouter.java
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/
XmlPublisherDataRouter.java
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/*
* SymmetricDS is an open source database synchronization solution.
*
* Copyright (C) Chris Henson <chenson42@users.sourceforge.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see
* <http://www.gnu.org/licenses/>.
*/
package org.jumpmind.symmetric.integrate;
import java.util.Collection;
import java.util.Collections;
import java.util.Set;
import org.jdom.Element;
import org.jumpmind.symmetric.model.DataMetaData;
import org.jumpmind.symmetric.model.Node;
import org.jumpmind.symmetric.model.OutgoingBatch;
import org.jumpmind.symmetric.route.IDataRouter;
import org.jumpmind.symmetric.route.IRouterContext;
/**
* This is an {@link IDataRouter} that can be configured as an extension point. Instead of routing data to other nodes,
* it publishes data to the {@link IPublisher} interface. The most common implementation of the {@link IPublisher} is
* the {@link SimpleJmsPublisher}.
*/
public class XmlPublisherDataRouter extends AbstractXmlPublisherExtensionPoint implements IDataRouter {
public void completeBatch(IRouterContext context, OutgoingBatch batch) {
if (doesXmlExistToPublish(context)) {
finalizeXmlAndPublish(context);
}
}
public Collection<String> routeToNodes(IRouterContext context, DataMetaData dataMetaData, Set<Node> nodes,
boolean initialLoad) {
if (tableNamesToPublishAsGroup == null
|| tableNamesToPublishAsGroup.contains(dataMetaData.getData().getTableName())) {
Element xml = getXmlFromCache(context, dataMetaData.getTriggerHistory().getParsedColumnNames(),
dataMetaData.getData().getParsedRowData(), dataMetaData.getTriggerHistory()
.getParsedPkColumnNames(), dataMetaData.getData().getParsedPkData());
if (xml != null) {
toXmlElement(dataMetaData.getData().getEventType(), xml, dataMetaData.getData().getTableName(),
dataMetaData.getTriggerHistory().getParsedColumnNames(), dataMetaData.getData()
.getParsedRowData(), dataMetaData.getTriggerHistory().getParsedPkColumnNames(),
dataMetaData.getData().getParsedPkData());
}
}
return Collections.emptySet();
}
}