##*&@$! Subclipse

core/src/main/java/org/springframework/batch/core/executor/AbstractJobExecutor.java

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+/*
+ * Copyright 2006-2007 the original author or authors.
+ *
+ * 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.springframework.batch.core.executor;
+
+import org.springframework.batch.core.configuration.JobConfiguration;
+import org.springframework.batch.core.domain.JobExecution;
+import org.springframework.batch.io.exception.BatchCriticalException;
+import org.springframework.batch.repeat.ExitStatus;
+
+/**
+ * Support class with empty implementations of interface methods.
+ * 
+ * @author Dave Syer
+ * 
+ */
+public abstract class AbstractJobExecutor implements JobExecutor {
+
+	/**
+	 * Wraps a call to {@link #run(JobConfiguration, JobExecution)} with a call
+	 * to the listener's before and after methods. The after listener is also
+	 * executed in a finally block.
+	 * 
+	 * @see org.springframework.batch.core.executor.JobExecutor#run(org.springframework.batch.core.configuration.JobConfiguration,
+	 *      org.springframework.batch.core.domain.JobExecution,
+	 *      org.springframework.batch.core.executor.JobExecutionListener)
+	 */
+	public final ExitStatus run(JobConfiguration configuration,
+			JobExecution execution, JobExecutionListener listener)
+			throws BatchCriticalException {
+		listener.before(execution);
+		try {
+			return this.run(configuration, execution);
+		} finally {
+			listener.after(execution);
+		}
+	}
+
+}