org.jbpm.process.workitem.exec.ExecWorkItemHandler.java Source code

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Here is the source code for org.jbpm.process.workitem.exec.ExecWorkItemHandler.java

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/**
 * Copyright 2010 JBoss Inc
 *
 * 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.process.workitem.exec;

import org.apache.commons.exec.CommandLine;
import org.apache.commons.exec.DefaultExecutor;
import org.drools.process.instance.WorkItemHandler;
import org.drools.runtime.process.WorkItem;
import org.drools.runtime.process.WorkItemManager;

public class ExecWorkItemHandler implements WorkItemHandler {

    public void executeWorkItem(WorkItem workItem, WorkItemManager manager) {
        String command = (String) workItem.getParameter("Command");
        CommandLine commandLine = CommandLine.parse(command);
        DefaultExecutor executor = new DefaultExecutor();
        try {
            executor.execute(commandLine);
            manager.completeWorkItem(workItem.getId(), null);
        } catch (Throwable t) {
            t.printStackTrace();
            manager.abortWorkItem(workItem.getId());
        }
    }

    public void abortWorkItem(WorkItem workItem, WorkItemManager manager) {
        // Do nothing, this work item cannot be aborted
    }

}