org.jumpmind.symmetric.extract.csv.StreamReloadDataCommand Maven / Gradle / Ivy

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SymmetricDS is an open source database synchronization solution. It is platform-independent, web-enabled, and database-agnostic. SymmetricDS was first built to replicate changes between 'retail store' databases and ad centralized 'corporate' database.

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/*
 * Licensed to JumpMind Inc under one or more contributor 
 * license agreements.  See the NOTICE file distributed
 * with this work for additional information regarding 
 * copyright ownership.  JumpMind Inc licenses this file
 * to you under the GNU Lesser General Public License (the
 * "License"); you may not use this file except in compliance
 * with the License. 
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, see           
 * .
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License. 
 */


package org.jumpmind.symmetric.extract.csv;

import java.io.Writer;
import java.io.IOException;

import org.jumpmind.symmetric.extract.DataExtractorContext;
import org.jumpmind.symmetric.model.Data;
import org.jumpmind.symmetric.model.Node;
import org.jumpmind.symmetric.model.TriggerRouter;
import org.jumpmind.symmetric.service.IDataExtractorService;
import org.jumpmind.symmetric.service.INodeService;
import org.jumpmind.symmetric.service.ITriggerRouterService;

/**
 * 
 *
 * 
 */
class StreamReloadDataCommand extends AbstractStreamDataCommand {

    private IDataExtractorService dataExtractorService;

    private ITriggerRouterService triggerRouterService;

    private INodeService nodeService;

    public void execute(Writer out, Data data, String routerId, DataExtractorContext context) throws IOException {
        String triggerId = data.getTriggerHistory().getTriggerId();
        TriggerRouter triggerRouter = triggerRouterService.findTriggerRouterById(triggerId, routerId);
        if (triggerRouter != null) {
            // The initial_load_select can be overridden
            if (data.getRowData() != null) {      
                triggerRouter.setInitialLoadSelect(data.getRowData());
            }
            Node node = nodeService.findNode(context.getBatch().getNodeId());
            dataExtractorService.extractInitialLoadWithinBatchFor(node, triggerRouter, out, context, data.getTriggerHistory());
            out.flush();
        } else {
            log.error("TriggerRouterUnavailable", triggerId, routerId);
        }
    }

    public void setDataExtractorService(IDataExtractorService dataExtractorService) {
        this.dataExtractorService = dataExtractorService;
    }

    public void setTriggerRouterService(ITriggerRouterService triggerService) {
        this.triggerRouterService = triggerService;
    }

    public void setNodeService(INodeService nodeService) {
        this.nodeService = nodeService;
    }
    
    public boolean isTriggerHistoryRequired() {
        return true;
    }

}