/**
* 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.pcs.health;
//OODT imports
import org.apache.oodt.pcs.input.PGEConfigurationFile;
import org.apache.oodt.pcs.input.PGEGroup;
import org.apache.oodt.pcs.input.PGEConfigFileReader;
//JDK imports
import java.io.FileInputStream;
import java.util.List;
/**
*
* A file that manages the {@link Workflow} states that the
* {@link PCSHealthMonitor} tool will look up when obtaining status in the PCS.
*
* @author mattmann
* @version $Revision$
*/
public class WorkflowStatesFile implements WorkflowStatesMetKeys {
private PGEConfigurationFile file;
/**
* Constructs a new WorkflowStatesFile with the specified parameters.
*
* @param filePath
* The {@link File} path to the WorkflowStatesFile.
*
* @throws InstantiationException
* If there is any error reading and parsing the WorkflowStates
* file.
*/
public WorkflowStatesFile(String filePath) throws InstantiationException {
try {
this.file = new PGEConfigFileReader().read(new FileInputStream(filePath));
} catch (Exception e) {
throw new InstantiationException(e.getMessage());
}
}
/**
*
* @return The {@link List} of String Workflow States defined in the Workflow
* States file.
*/
public List getStates() {
return ((PGEGroup) this.file.getPgeSpecificGroups().get(
WORKFLOW_STATES_GROUP)).getVector(WORKFLOW_STATES_VECTOR).getElements();
}
}