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/*
 * Copyright 2012 International Business Machines Corp.
 * 
 * See the NOTICE file distributed with this work for additional information
 * regarding copyright ownership. 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.apache.batchee.container.status;

public class StepStatusKey {

    private long _jobInstanceId;

    /**
     * Not public since we don't want the instance id getter public,
     * Only for use in trace.
     *
     * @return
     */
    private String getStepId() {
        return _stepId;
    }

    private String _stepId;

    public StepStatusKey(long jobInstanceId, String stepId) {
        _jobInstanceId = jobInstanceId;
        _stepId = stepId;
    }

    /**
     * Note this is the only getter method, to enforce consistency
     * in getting the instance ID as key.
     *
     * @return jobInstanceId
     */
    public long getDatabaseKey() {
        return _jobInstanceId;
    }

    public String toString() {
        return Long.toString(_jobInstanceId) + ":" + getStepId();
    }
}