DATAJPA-685 - Added configuration option to disable default transactions.

@EnableJpaRepositories now has a enableDefaultTransactions attribute that defaults to true. The XML namespace has an equivalent enable-default-transactions attribute on the <jpa:repositories /> element.

Related tickets: DATACMNS-656.

src/test/java/org/springframework/data/jpa/repository/support/DefaultTransactionDisablingIntegrationTests.java

@@ -0,0 +1,83 @@
+/*
+ * Copyright 2015 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.data.jpa.repository.support;
+
+import static org.hamcrest.CoreMatchers.*;
+import static org.junit.Assert.*;
+
+import javax.persistence.TransactionRequiredException;
+
+import org.hamcrest.Matchers;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.ExpectedException;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.dao.InvalidDataAccessApiUsageException;
+import org.springframework.data.domain.PageRequest;
+import org.springframework.data.jpa.domain.sample.User;
+import org.springframework.data.jpa.repository.sample.UserRepository;
+import org.springframework.data.jpa.repository.support.TransactionalRepositoryTests.DelegatingTransactionManager;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+/**
+ * Integration tests for disabling default transactions using JavaConfig.
+ * 
+ * @author Oliver Gierke
+ * @soundtrack The Intersphere - Live in Mannheim
+ */
+@RunWith(SpringJUnit4ClassRunner.class)
+public abstract class DefaultTransactionDisablingIntegrationTests {
+
+	public @Rule ExpectedException exception = ExpectedException.none();
+
+	@Autowired UserRepository repository;
+	@Autowired DelegatingTransactionManager txManager;
+
+	/**
+	 * @see DATAJPA-685
+	 */
+	@Test
+	public void considersExplicitConfigurationOnRepositoryInterface() {
+
+		repository.findOne(1);
+
+		assertThat(txManager.getDefinition().isReadOnly(), is(false));
+	}
+
+	/**
+	 * @see DATAJPA-685
+	 */
+	@Test
+	public void doesNotUseDefaultTransactionsOnNonRedeclaredMethod() {
+
+		repository.findAll(new PageRequest(0, 10));
+
+		assertThat(txManager.getDefinition(), is(nullValue()));
+	}
+
+	/**
+	 * @see DATAJPA-685
+	 */
+	@Test
+	public void persistingAnEntityShouldThrowExceptionDueToMissingTransaction() {
+
+		exception.expect(InvalidDataAccessApiUsageException.class);
+		exception.expectCause(is(Matchers.<Throwable> instanceOf(TransactionRequiredException.class)));
+
+		repository.saveAndFlush(new User());
+	}
+}

src/test/java/org/springframework/data/jpa/repository/support/JavaConfigDefaultTransactionDisablingIntegrationTests.java

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+/*
+ * Copyright 2015 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.data.jpa.repository.support;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.ImportResource;
+import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
+import org.springframework.data.jpa.repository.sample.UserRepository;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.transaction.annotation.EnableTransactionManagement;
+
+/**
+ * Integration tests for disabled default configurations via JavaConfig.
+ * 
+ * @author Oliver Gierke
+ * @soundtrack The Intersphere - Live in Mannheim
+ */
+@ContextConfiguration
+public class JavaConfigDefaultTransactionDisablingIntegrationTests extends DefaultTransactionDisablingIntegrationTests {
+
+	@Configuration
+	@EnableJpaRepositories(basePackageClasses = UserRepository.class, enableDefaultTransactions = false)
+	@EnableTransactionManagement
+	@ImportResource({ "classpath:infrastructure.xml", "classpath:tx-manager.xml" })
+	static class Config {}
+}

src/test/java/org/springframework/data/jpa/repository/support/XmlConfigDefaultTransactionDisablingIntegrationTests.java

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+/*
+ * Copyright 2015 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.data.jpa.repository.support;
+
+import org.springframework.test.context.ContextConfiguration;
+
+/**
+ * Integration tests for disabled default configurations via XML configuration.
+ * 
+ * @author Oliver Gierke
+ * @soundtrack The Intersphere - Live in Mannheim
+ */
+@ContextConfiguration("disable-default-transactions.xml")
+public class XmlConfigDefaultTransactionDisablingIntegrationTests extends DefaultTransactionDisablingIntegrationTests {}