org.jbpm.executor.commands.RequeueRunningJobsCommand Maven / Gradle / Ivy

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/*
 * Copyright 2013 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * 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.jbpm.executor.commands;

import org.jbpm.executor.ExecutorServiceFactory;
import org.jbpm.executor.RequeueAware;
import org.kie.api.executor.Command;
import org.kie.api.executor.CommandContext;
import org.kie.api.executor.ExecutionResults;
import org.kie.api.executor.ExecutorService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Simple command to log the contextual data and return empty results. After attempting to get BeanManager
 * and creating simple CDI bean based on given class name as parameter. 
 * Just for demo purpose.
 * 
 */
public class RequeueRunningJobsCommand implements Command{
    
    private static final Logger logger = LoggerFactory.getLogger(RequeueRunningJobsCommand.class);

    public ExecutionResults execute(CommandContext ctx) {
    	
    
    	Long olderThan = (Long) ctx.getData("MaxRunningTime");
    	Long requestId = (Long) ctx.getData("RequestId");
    	try {
    		ExecutorService executorService = ExecutorServiceFactory.newExecutorService(null);
    		if (executorService instanceof RequeueAware) {
    			
    			if (requestId != null) {
    				logger.info("Requeue jobs by id {}", requestId);
    				((RequeueAware)executorService).requeueById(requestId);
    			} else {
    				logger.info("Requeue jobs older than {}", olderThan);
    				((RequeueAware)executorService).requeue(olderThan);
    			}
    		} else {
    			logger.info("Executor Service is not capable of jobs requeue");
    		}
			
		} catch (Exception e) {		
			logger.error("Error while creating CDI bean from jbpm executor", e);
		}
    	
        logger.info("Command executed on executor with data {}", ctx.getData());
        ExecutionResults executionResults = new ExecutionResults();
        return executionResults;
    }
    
    
}