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Add cache sample

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See gh-2633
pull/3077/head
Eddú Meléndez 10 years ago committed by Stephane Nicoll
parent 91ce0abe48
commit 23a278451a
12 changed files with 309 additions and 0 deletions
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2
spring-boot-samples/README.adoc
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-- A production features sample with no web application
* link:spring-boot-sample-actuator-log4j[spring-boot-sample-actuator-log4j]
-- A production features sample using log4j for logging (instead of logback)
* link:spring-boot-sample-cache-ehcache[spring-boot-sample-cache]
-- A web sample that uses Spring's cache abstraction
* link:spring-boot-sample-web-ui[spring-boot-sample-web-ui]
-- A thymeleaf web application
* link:spring-boot-sample-web-static[spring-boot-sample-web-static]

1
spring-boot-samples/pom.xml
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<module>spring-boot-sample-aop</module>
<module>spring-boot-sample-atmosphere</module>
<module>spring-boot-sample-batch</module>
<module>spring-boot-sample-cache</module>
<module>spring-boot-sample-data-elasticsearch</module>
<module>spring-boot-sample-data-gemfire</module>
<module>spring-boot-sample-data-jpa</module>

48
spring-boot-samples/spring-boot-sample-cache/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<!-- Your own application should inherit from spring-boot-starter-parent -->
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-samples</artifactId>
<version>1.3.0.BUILD-SNAPSHOT</version>
</parent>
<artifactId>spring-boot-sample-cache</artifactId>
<name>Spring Boot Cache Sample</name>
<description>Spring Boot Cache Sample</description>
<url>http://projects.spring.io/spring-boot/</url>
<organization>
<name>Pivotal Software, Inc.</name>
<url>http://www.spring.io</url>
</organization>
<properties>
<main.basedir>${basedir}/../..</main.basedir>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
</dependency>
<dependency>
<groupId>net.sf.ehcache</groupId>
<artifactId>ehcache</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>

38
spring-boot-samples/spring-boot-sample-cache/src/main/java/sample/CountryService.java
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/*
* Copyright 2012-2015 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 sample;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.stereotype.Component;
import java.util.Arrays;
import java.util.List;
/**
* @author Eddú Meléndez
* @since 1.3.0
*/
@Component
public class CountryService {
@Cacheable("countries")
public List<String> countries() {
System.out.println("Loading countries");
return Arrays.asList("Perú", "United States");
}
}

35
spring-boot-samples/spring-boot-sample-cache/src/main/java/sample/SampleEhCacheCacheApplication.java
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/*
* Copyright 2012-2015 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 sample;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cache.annotation.EnableCaching;
/**
* @author Eddú Meléndez
* @since 1.3.0
*/
@EnableCaching
@SpringBootApplication
public class SampleEhCacheCacheApplication {
public static void main(String[] args) {
SpringApplication.run(SampleEhCacheCacheApplication.class);
}
}

41
spring-boot-samples/spring-boot-sample-cache/src/main/java/sample/Startup.java
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/*
* Copyright 2012-2015 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 sample;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.CommandLineRunner;
import org.springframework.stereotype.Component;
/**
* @author Eddú Meléndez
* @since 1.3.0
*/
@Component
public class Startup implements CommandLineRunner {
@Autowired
private CountryService countryService;
@Override
public void run(String... args) throws Exception {
System.out.println("---- calling country service");
System.out.println(countryService.countries());
System.out.println("---- calling country service again from cache.");
System.out.println(countryService.countries());
}
}

1
spring-boot-samples/spring-boot-sample-cache/src/main/resources/application-override.properties
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spring.cache.config=/cache/ehcache-override.xml

8
spring-boot-samples/spring-boot-sample-cache/src/main/resources/cache/ehcache-override.xml vendored
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<ehcache xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:noNamespaceSchemaLocation="ehcache.xsd" updateCheck="true" monitoring="autodetect"
dynamicConfig="true">
<cache name="countries"
maxBytesLocalHeap="50m"
timeToLiveSeconds="100">
</cache>
</ehcache>

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spring-boot-samples/spring-boot-sample-cache/src/main/resources/ehcache.xml
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<ehcache xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:noNamespaceSchemaLocation="ehcache.xsd" updateCheck="true" monitoring="autodetect"
dynamicConfig="true">
<cache name="countries"
maxBytesLocalHeap="50m"
timeToLiveSeconds="100">
</cache>
</ehcache>

63
spring-boot-samples/spring-boot-sample-cache/src/test/java/sample/AbstractEhCacheCacheTests.java
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/*
* Copyright 2012-2015 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 sample;
import org.junit.After;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.SpringApplicationConfiguration;
import org.springframework.cache.CacheManager;
import org.springframework.cache.ehcache.EhCacheCacheManager;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import static org.hamcrest.Matchers.contains;
import static org.hamcrest.core.IsInstanceOf.instanceOf;
import static org.junit.Assert.assertThat;
/**
* @author Eddú Meléndez
* @since 1.3.0
*/
@RunWith(SpringJUnit4ClassRunner.class)
@SpringApplicationConfiguration(classes = {SampleEhCacheCacheApplication.class})
public abstract class AbstractEhCacheCacheTests {
@Autowired
private CacheManager cacheManager;
@Autowired
private EhCacheCacheManager ehCacheManager;
@After
public void tearDown() {
if (this.ehCacheManager != null) {
this.ehCacheManager.getCacheManager().shutdown();
}
}
@Test
public void testCacheManagerInstance() {
assertThat(this.cacheManager, instanceOf(EhCacheCacheManager.class));
}
@Test
public void testCacheManager() {
assertThat(this.cacheManager.getCacheNames(), contains("countries"));
}
}

33
spring-boot-samples/spring-boot-sample-cache/src/test/java/sample/SampleEhCacheCacheApplicationOverrideTests.java
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/*
* Copyright 2012-2015 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 sample;
import org.junit.runner.RunWith;
import org.springframework.boot.test.SpringApplicationConfiguration;
import org.springframework.test.context.ActiveProfiles;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
/**
* @author Eddú Meléndez
* @since 1.3.0
*/
@RunWith(SpringJUnit4ClassRunner.class)
@SpringApplicationConfiguration(classes = {SampleEhCacheCacheApplication.class})
@ActiveProfiles("override")
public class SampleEhCacheCacheApplicationOverrideTests extends AbstractEhCacheCacheTests {
}

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spring-boot-samples/spring-boot-sample-cache/src/test/java/sample/SampleEhCacheCacheApplicationTests.java
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/*
* Copyright 2012-2015 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 sample;
import org.junit.runner.RunWith;
import org.springframework.boot.test.SpringApplicationConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
/**
* @author Eddú Meléndez
* @since 1.3.0
*/
@RunWith(SpringJUnit4ClassRunner.class)
@SpringApplicationConfiguration(classes = {SampleEhCacheCacheApplication.class})
public class SampleEhCacheCacheApplicationTests extends AbstractEhCacheCacheTests {
}
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