OPEN - issue BATCH-378: RepeatListener is confusing and too generic to use for 'intercepting' a step

http://jira.springframework.org/browse/BATCH-378

Replace RepeatListener with StepListener in TaskletStep.

spring-batch-core/src/test/java/org/springframework/batch/core/interceptor/CompositeStepListenerTests.java

@@ -0,0 +1,86 @@
+/*
+ * 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.interceptor;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import junit.framework.TestCase;
+
+import org.springframework.batch.core.domain.StepListener;
+import org.springframework.batch.item.ExecutionContext;
+import org.springframework.batch.repeat.ExitStatus;
+
+/**
+ * @author Dave Syer
+ * 
+ */
+public class CompositeStepListenerTests extends TestCase {
+
+	private CompositeStepListener listener = new CompositeStepListener();
+
+	private List list = new ArrayList();
+
+	/**
+	 * Test method for
+	 * {@link org.springframework.batch.core.interceptor.CompositeStepListener#setListeners(org.springframework.batch.core.domain.StepListener[])}.
+	 */
+	public void testSetListeners() {
+		listener.setListeners(new StepListener[] { new StepListenerSupport() {
+			public ExitStatus close() {
+				list.add("fail");
+				return ExitStatus.FAILED;
+			}
+		}, new StepListenerSupport() {
+			public ExitStatus close() {
+				list.add("continue");
+				return ExitStatus.CONTINUABLE;
+			}
+		} });
+		assertFalse(listener.close().isContinuable());
+		assertEquals(2, list.size());
+	}
+
+	/**
+	 * Test method for
+	 * {@link org.springframework.batch.core.interceptor.CompositeStepListener#setListener(org.springframework.batch.core.domain.StepListener)}.
+	 */
+	public void testSetListener() {
+		listener.setListener(new StepListenerSupport() {
+			public ExitStatus close() {
+				list.add("fail");
+				return ExitStatus.FAILED;
+			}
+		});
+		assertFalse(listener.close().isContinuable());
+		assertEquals(1, list.size());
+	}
+
+	/**
+	 * Test method for
+	 * {@link org.springframework.batch.core.interceptor.CompositeStepListener#open(org.springframework.batch.item.ExecutionContext)}.
+	 */
+	public void testOpen() {
+		listener.setListener(new StepListenerSupport() {
+			public void open(ExecutionContext executionContext) {
+				list.add("foo");
+			}
+		});
+		listener.open(new ExecutionContext());
+		assertEquals(1, list.size());
+	}
+
+}