0.10/workflow/src/main/java/org/apache/oodt/cas/workflow/cli/action/GetWorkflowInstCliAction.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.oodt.cas.workflow.cli.action;

//OODT imports
import org.apache.oodt.cas.cli.exception.CmdLineActionException;
import org.apache.oodt.cas.workflow.structs.WorkflowInstance;
import org.apache.oodt.cas.workflow.system.XmlRpcWorkflowManagerClient;

/**
 * A {@link CmdLineAction} which get WorkflowInstance information by given
 * instanceId.
 *
 * @author bfoster (Brian Foster)
 */
public class GetWorkflowInstCliAction extends WorkflowCliAction {

   private String instanceId;

   @Override
   public void execute(ActionMessagePrinter printer)
         throws CmdLineActionException {
      try {
         XmlRpcWorkflowManagerClient client = getClient();
         WorkflowInstance inst = client.getWorkflowInstanceById(instanceId);
         if (inst == null) {
            throw new Exception(
                  "WorkflowManager returned null workflow instance");
         }
         printer.println("Instance: [id=" + inst.getId() + ", status="
               + inst.getStatus() + ", currentTask=" + inst.getCurrentTaskId()
               + ", workflow=" + inst.getWorkflow().getName()
               + ",wallClockTime="
               + client.getWorkflowWallClockMinutes(inst.getId())
               + ",currentTaskWallClockTime="
               + client.getWorkflowCurrentTaskWallClockMinutes(inst.getId())
               + "]");
      } catch (Exception e) {
         throw new CmdLineActionException(
               "Failed to get workflow instance information for"
                     + " instanceId '" + instanceId + "' : " + e.getMessage(),
               e);
      }
   }

   public void setInstanceId(String instanceId) {
      this.instanceId = instanceId;
   }
}