001/* 002 * Copyright 2006-2007 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 */ 016 017package org.springframework.batch.core.configuration.support; 018 019import java.util.Map; 020 021import org.apache.commons.logging.Log; 022import org.apache.commons.logging.LogFactory; 023import org.springframework.batch.core.configuration.JobFactory; 024import org.springframework.batch.core.configuration.JobRegistry; 025 026/** 027 * Generic service that can bind and unbind a {@link JobFactory} in a 028 * {@link JobRegistry}. 029 * 030 * @author Dave Syer 031 * 032 */ 033public class JobFactoryRegistrationListener { 034 035 private Log logger = LogFactory.getLog(getClass()); 036 037 private JobRegistry jobRegistry; 038 039 /** 040 * Public setter for a {@link JobRegistry} to use for all the bind and 041 * unbind events. 042 * 043 * @param jobRegistry {@link JobRegistry} 044 */ 045 public void setJobRegistry(JobRegistry jobRegistry) { 046 this.jobRegistry = jobRegistry; 047 } 048 049 /** 050 * Take the {@link JobFactory} provided and register it with the 051 * {@link JobRegistry}. 052 * @param jobFactory a {@link JobFactory} 053 * @param params not needed by this listener. 054 * @throws Exception if there is a problem 055 */ 056 public void bind(JobFactory jobFactory, Map<String, ?> params) throws Exception { 057 logger.info("Binding JobFactory: " + jobFactory.getJobName()); 058 jobRegistry.register(jobFactory); 059 } 060 061 /** 062 * Take the {@link JobFactory} provided and unregister it with the 063 * {@link JobRegistry}. 064 * @param jobFactory a {@link JobFactory} 065 * @param params not needed by this listener. 066 * @throws Exception if there is a problem 067 */ 068 public void unbind(JobFactory jobFactory, Map<String, ?> params) throws Exception { 069 logger.info("Unbinding JobFactory: " + jobFactory.getJobName()); 070 jobRegistry.unregister(jobFactory.getJobName()); 071 } 072 073}