OPEN - issue BATCH-891: Create Annotations

http://jira.springframework.org/browse/BATCH-891

A first try at using a BeanPostProcessor to detect annotated listeners.

spring-batch-core/src/test/java/org/springframework/batch/core/job/JobListenerAnnotationBeanPostProcessorTests.java

@@ -0,0 +1,91 @@
+/**
+ * 
+ */
+package org.springframework.batch.core.job;
+
+import static org.easymock.EasyMock.createMock;
+import static org.junit.Assert.assertTrue;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.springframework.batch.core.JobExecution;
+import org.springframework.batch.core.JobExecutionException;
+import org.springframework.batch.core.StepExecution;
+import org.springframework.batch.core.annotation.AfterJob;
+import org.springframework.batch.core.annotation.BeforeJob;
+import org.springframework.batch.core.repository.JobRepository;
+
+/**
+ * @author Lucas Ward
+ * 
+ */
+public class JobListenerAnnotationBeanPostProcessorTests {
+
+	JobListenerAnnotationBeanPostProcessor postProcessor;
+	AnnotatedClassStub annotatedClass;
+	StubJob job;
+	JobExecution jobExecution;
+	
+	@Before
+	public void init(){
+		job = new StubJob();
+		annotatedClass = new AnnotatedClassStub();
+		postProcessor = new JobListenerAnnotationBeanPostProcessor(job);
+		jobExecution = new JobExecution(1L);
+	}
+	
+	@Test
+	public void testBeforeJob(){
+		
+		postProcessor.postProcessBeforeInitialization(annotatedClass, "test");
+		job.execute(jobExecution);
+		assertTrue(annotatedClass.beforeJobCalled);
+		assertTrue(annotatedClass.beforeJobWithExecutionCalled);
+		assertTrue(annotatedClass.afterJobCalled);
+		assertTrue(annotatedClass.afterJobWithExecutionCalled);
+	}
+	
+	private class AnnotatedClassStub{
+		
+		boolean beforeJobCalled = false;
+		boolean beforeJobWithExecutionCalled = false;
+		
+		boolean afterJobCalled = false;
+		boolean afterJobWithExecutionCalled = false;
+		
+		@BeforeJob
+		public void beforeJobMethod(){
+			beforeJobCalled = true;
+		};
+		
+		@BeforeJob
+		public void beforeJobMethodWithExecution(JobExecution jobExecution){
+			beforeJobWithExecutionCalled = true;
+		}
+		
+		@AfterJob
+		public void afterJobMethod(){
+			afterJobCalled = true;
+		}
+		
+		@AfterJob
+		public void afterJobMethodWithExecution(JobExecution jobExecution){
+			afterJobWithExecutionCalled = true;
+		}
+	}
+	
+	private class StubJob extends AbstractJob{
+
+		public StubJob() {
+			super.setJobRepository(createMock(JobRepository.class));
+		}
+		
+		@Override
+		protected StepExecution doExecute(JobExecution execution)
+				throws JobExecutionException {
+			return null;
+		}
+		
+		
+	}
+}