001/* 002 * Copyright 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.jsr; 017 018import javax.batch.api.listener.StepListener; 019import javax.batch.operations.BatchRuntimeException; 020 021import org.springframework.batch.core.ExitStatus; 022import org.springframework.batch.core.StepExecution; 023import org.springframework.batch.core.StepExecutionListener; 024import org.springframework.util.Assert; 025 026/** 027 * Wrapper class to adapt the {@link StepListener} to 028 * a {@link StepExecutionListener}. 029 * 030 * @author Michael Minella 031 * @since 3.0 032 */ 033public class StepListenerAdapter implements StepExecutionListener { 034 035 private final StepListener delegate; 036 037 /** 038 * @param delegate instance of {@link StepListener}. 039 */ 040 public StepListenerAdapter(StepListener delegate) { 041 Assert.notNull(delegate, "A listener is required"); 042 this.delegate = delegate; 043 } 044 045 @Override 046 public void beforeStep(StepExecution stepExecution) { 047 try { 048 delegate.beforeStep(); 049 } catch (Exception e) { 050 throw new BatchRuntimeException(e); 051 } 052 } 053 054 @Override 055 public ExitStatus afterStep(StepExecution stepExecution) { 056 try { 057 delegate.afterStep(); 058 } catch (Exception e) { 059 throw new BatchRuntimeException(e); 060 } 061 062 return stepExecution.getExitStatus(); 063 } 064}