Polishing

Issue: SPR-10469

Author: jhoeller

spring-jdbc/src/main/java/org/springframework/jdbc/datasource/embedded/H2EmbeddedDatabaseConfigurer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2012 the original author or authors.
+ * Copyright 2002-2013 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.
@@ -30,24 +30,26 @@
  */
 final class H2EmbeddedDatabaseConfigurer extends AbstractEmbeddedDatabaseConfigurer {
 
-	private static H2EmbeddedDatabaseConfigurer INSTANCE;
+	private static H2EmbeddedDatabaseConfigurer instance;
 
 	private final Class<? extends Driver> driverClass;
 
+
 	/**
 	 * Get the singleton {@link H2EmbeddedDatabaseConfigurer} instance.
 	 * @return the configurer
 	 * @throws ClassNotFoundException if H2 is not on the classpath
 	 */
 	@SuppressWarnings("unchecked")
 	public static synchronized H2EmbeddedDatabaseConfigurer getInstance() throws ClassNotFoundException {
-		if (INSTANCE == null) {
-			INSTANCE = new H2EmbeddedDatabaseConfigurer(
-					(Class<? extends Driver>) ClassUtils.forName("org.h2.Driver", H2EmbeddedDatabaseConfigurer.class.getClassLoader()));
+		if (instance == null) {
+			instance = new H2EmbeddedDatabaseConfigurer( (Class<? extends Driver>)
+					ClassUtils.forName("org.h2.Driver", H2EmbeddedDatabaseConfigurer.class.getClassLoader()));
 		}
-		return INSTANCE;
+		return instance;
 	}
 
+
 	private H2EmbeddedDatabaseConfigurer(Class<? extends Driver> driverClass) {
 		this.driverClass = driverClass;
 	}

spring-jdbc/src/main/java/org/springframework/jdbc/datasource/embedded/HsqlEmbeddedDatabaseConfigurer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2012 the original author or authors.
+ * Copyright 2002-2013 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.
@@ -30,24 +30,26 @@
  */
 final class HsqlEmbeddedDatabaseConfigurer extends AbstractEmbeddedDatabaseConfigurer {
 
-	private static HsqlEmbeddedDatabaseConfigurer INSTANCE;
+	private static HsqlEmbeddedDatabaseConfigurer instance;
 
 	private final Class<? extends Driver> driverClass;
 
+
 	/**
 	 * Get the singleton {@link HsqlEmbeddedDatabaseConfigurer} instance.
 	 * @return the configurer
 	 * @throws ClassNotFoundException if HSQL is not on the classpath
 	 */
 	@SuppressWarnings("unchecked")
 	public static synchronized HsqlEmbeddedDatabaseConfigurer getInstance() throws ClassNotFoundException {
-		if (INSTANCE == null) {
-			INSTANCE = new HsqlEmbeddedDatabaseConfigurer(
-					(Class<? extends Driver>) ClassUtils.forName("org.hsqldb.jdbcDriver", HsqlEmbeddedDatabaseConfigurer.class.getClassLoader()));
+		if (instance == null) {
+			instance = new HsqlEmbeddedDatabaseConfigurer( (Class<? extends Driver>)
+					ClassUtils.forName("org.hsqldb.jdbcDriver", HsqlEmbeddedDatabaseConfigurer.class.getClassLoader()));
 		}
-		return INSTANCE;
+		return instance;
 	}
 
+
 	private HsqlEmbeddedDatabaseConfigurer(Class<? extends Driver> driverClass) {
 		this.driverClass = driverClass;
 	}

spring-jdbc/src/test/java/org/springframework/jdbc/datasource/embedded/EmbeddedDatabaseFactoryBeanTests.java

@@ -1,3 +1,19 @@
+/*
+ * Copyright 2002-2013 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.jdbc.datasource.embedded;
 
 import static org.junit.Assert.assertEquals;
@@ -10,21 +26,22 @@
 import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.jdbc.datasource.init.ResourceDatabasePopulator;
 
+/**
+ * @author Keith Donald
+ */
 public class EmbeddedDatabaseFactoryBeanTests {
 
 	@Test
 	public void testFactoryBeanLifecycle() throws Exception {
 		EmbeddedDatabaseFactoryBean bean = new EmbeddedDatabaseFactoryBean();
 		ResourceDatabasePopulator populator = new ResourceDatabasePopulator();
-		populator.setScripts(new Resource[] {
-			new ClassPathResource("db-schema.sql", getClass()),
-			new ClassPathResource("db-test-data.sql", getClass())
-		});
+		populator.setScripts(new ClassPathResource("db-schema.sql", getClass()), new ClassPathResource("db-test-data.sql", getClass()));
 		bean.setDatabasePopulator(populator);
 		bean.afterPropertiesSet();
 		DataSource ds = bean.getObject();
 		JdbcTemplate template = new JdbcTemplate(ds);
 		assertEquals("Keith", template.queryForObject("select NAME from T_TEST", String.class));
 		bean.destroy();
 	}
+
 }

spring-jdbc/src/test/java/org/springframework/jdbc/datasource/embedded/EmbeddedDatabaseFactoryTests.java

@@ -1,16 +1,37 @@
-package org.springframework.jdbc.datasource.embedded;
+/*
+ * Copyright 2002-2013 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.
+ */
 
-import static org.junit.Assert.assertTrue;
+package org.springframework.jdbc.datasource.embedded;
 
 import java.sql.Connection;
 
 import org.junit.Test;
+
 import org.springframework.jdbc.datasource.init.DatabasePopulator;
 
+import static org.junit.Assert.*;
+
+/**
+ * @author Keith Donald
+ */
 public class EmbeddedDatabaseFactoryTests {
 
 	private EmbeddedDatabaseFactory factory = new EmbeddedDatabaseFactory();
 
+
 	@Test
 	public void testGetDataSource() {
 		StubDatabasePopulator populator = new StubDatabasePopulator();
@@ -20,6 +41,7 @@ public void testGetDataSource() {
 		db.shutdown();
 	}
 
+
 	private static class StubDatabasePopulator implements DatabasePopulator {
 
 		private boolean populateCalled;
@@ -28,6 +50,6 @@ private static class StubDatabasePopulator implements DatabasePopulator {
 		public void populate(Connection connection) {
 			this.populateCalled = true;
 		}
-
 	}
+
 }