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/**
* Copyright (c) 2017 ZTE Corporation.
* All rights reserved. This program and the accompanying materials
* are made available under the Apache License, Version 2.0
* and the Eclipse Public License v1.0 which both accompany this distribution,
* and are available at http://www.eclipse.org/legal/epl-v10.html
* and http://www.apache.org/licenses/LICENSE-2.0
*
* Contributors:
* ZTE - initial API and implementation and/or initial documentation
*/
package org.onap.sdc.workflowdesigner.writer;
import java.io.StringWriter;
import org.apache.velocity.Template;
import org.apache.velocity.VelocityContext;
import org.apache.velocity.app.Velocity;
import org.apache.velocity.app.VelocityEngine;
import org.apache.velocity.exception.ParseErrorException;
import org.apache.velocity.exception.ResourceNotFoundException;
import org.onap.sdc.workflowdesigner.config.Config;
import org.onap.sdc.workflowdesigner.model.Process;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class BpmnPlanArtefactWriter {
private Process process;
private final static String TEMPLATE_PATH = Config.PROPERTIES.getProperty(Config.TEMPLATE_PATH);
private static Logger log = LoggerFactory.getLogger(BpmnPlanArtefactWriter.class);
public BpmnPlanArtefactWriter(Process process) throws Exception {
this.process = process;
Velocity.init();
}
public String completePlanTemplate() throws ResourceNotFoundException, ParseErrorException, Exception {
log.debug("Completing BPMN process template...");
VelocityContext context = new VelocityContext();
VelocityEngine ve = new VelocityEngine();
ve.setProperty("resource.loader", "class");
ve.setProperty("class.resource.loader.class",
"org.apache.velocity.runtime.resource.loader.ClasspathResourceLoader");
Template planTemplate = ve.getTemplate(TEMPLATE_PATH + "bpmn_template.xml");
context.put("process", process);
context.put("templatePath", TEMPLATE_PATH);
StringWriter planWriter = new StringWriter();
planTemplate.merge(context, planWriter);
String bpmnProcessContent = planWriter.toString();
log.debug("Completed BPMN process template" + bpmnProcessContent);
return bpmnProcessContent;
}
}
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