001/* 002 * Copyright 2006-2013 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * https://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package org.springframework.batch.core.configuration.support; 017 018import org.springframework.batch.core.Job; 019import org.springframework.batch.core.configuration.JobFactory; 020 021/** 022 * A {@link JobFactory} that just keeps a reference to a {@link Job}. It never 023 * modifies its {@link Job}. 024 * 025 * @author Dave Syer 026 * 027 */ 028public class ReferenceJobFactory implements JobFactory { 029 030 private Job job; 031 032 /** 033 * @param job the {@link Job} to return from {@link #createJob()}. 034 */ 035 public ReferenceJobFactory(Job job) { 036 this.job = job; 037 } 038 039 /** 040 * Just return the instance passed in on initialization. 041 * 042 * @see JobFactory#createJob() 043 */ 044 @Override 045 public final Job createJob() { 046 return job; 047 } 048 049 /** 050 * Just return the name of instance passed in on initialization. 051 * 052 * @see JobFactory#getJobName() 053 */ 054 @Override 055 public String getJobName() { 056 return job.getName(); 057 } 058 059}