IN PROGRESS - issue BATCH-127: Allow job configuration to control re-entrant behavior

http://opensource.atlassian.com/projects/spring/browse/BATCH-127

Refactor JobRepository.findOrCreateJob() to return JobExecution.

spring-batch-core/src/test/java/org/springframework/batch/core/domain/JobExecutionTests.java

@@ -48,6 +48,15 @@ public class JobExecutionTests extends TestCase {
 		assertEquals(100L, execution.getEndTime().getTime());
 	}
 
+	/**
+	 * Test method for {@link org.springframework.batch.core.domain.JobExecution#getEndTime()}.
+	 */
+	public void testIsRunning() {
+		assertTrue(execution.isRunning());
+		execution.setEndTime(new Timestamp(100L));
+		assertFalse(execution.isRunning());
+	}
+
 	/**
 	 * Test method for {@link org.springframework.batch.core.domain.JobExecution#getStartTime()}.
 	 */

spring-batch-core/src/test/java/org/springframework/batch/core/repository/JobExecutionAlreadyRunningExceptionTests.java

@@ -0,0 +1,40 @@
+/*
+ * 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.repository;
+
+import org.springframework.batch.core.AbstractExceptionTests;
+
+/**
+ * @author Dave Syer
+ *
+ */
+public class JobExecutionAlreadyRunningExceptionTests extends AbstractExceptionTests {
+
+	/* (non-Javadoc)
+	 * @see org.springframework.batch.io.exception.AbstractExceptionTests#getException(java.lang.String)
+	 */
+	public Exception getException(String msg) throws Exception {
+		return new JobExecutionAlreadyRunningException(msg);
+	}
+
+	/* (non-Javadoc)
+	 * @see org.springframework.batch.io.exception.AbstractExceptionTests#getException(java.lang.String, java.lang.Throwable)
+	 */
+	public Exception getException(String msg, Throwable t) throws Exception {
+		return new JobExecutionAlreadyRunningException(msg, t);
+	}
+
+}