Polish Pivotal GemFire starter and sample

Closes gh-5439

Author: jxblum

spring-boot-dependencies/pom.xml

@@ -71,7 +71,6 @@
 		<flyway.version>3.2.1</flyway.version>
 		<freemarker.version>2.3.23</freemarker.version>
 		<elasticsearch.version>2.2.0</elasticsearch.version>
-		<gemfire.version>8.2.0</gemfire.version>
 		<glassfish-el.version>3.0.0</glassfish-el.version>
 		<gradle.version>1.12</gradle.version>
 		<groovy.version>2.4.6</groovy.version>
@@ -152,6 +151,7 @@
 		<spring-security-jwt.version>1.0.3.RELEASE</spring-security-jwt.version>
 		<spring-security-oauth.version>2.0.9.RELEASE</spring-security-oauth.version>
 		<spring-session.version>1.1.0.RELEASE</spring-session.version>
+		<spring-shell.version>1.1.0.RELEASE</spring-shell.version>
 		<spring-social.version>1.1.4.RELEASE</spring-social.version>
 		<spring-social-facebook.version>2.0.3.RELEASE</spring-social-facebook.version>
 		<spring-social-linkedin.version>1.0.2.RELEASE</spring-social-linkedin.version>
@@ -669,17 +669,6 @@
 				<artifactId>jackson-module-parameter-names</artifactId>
 				<version>${jackson.version}</version>
 			</dependency>
-			<dependency>
-				<groupId>com.gemstone.gemfire</groupId>
-				<artifactId>gemfire</artifactId>
-				<version>${gemfire.version}</version>
-				<exclusions>
-					<exclusion>
-						<groupId>org.springframework.data</groupId>
-						<artifactId>spring-data-gemfire</artifactId>
-					</exclusion>
-				</exclusions>
-			</dependency>
 			<dependency>
 				<groupId>com.github.ben-manes.caffeine</groupId>
 				<artifactId>caffeine</artifactId>
@@ -2053,6 +2042,11 @@
 				<artifactId>spring-session-data-redis</artifactId>
 				<version>${spring-session.version}</version>
 			</dependency>
+			<dependency>
+				<groupId>org.springframework.shell</groupId>
+				<artifactId>spring-shell</artifactId>
+				<version>${spring-shell.version}</version>
+			</dependency>
 			<dependency>
 				<groupId>org.springframework.social</groupId>
 				<artifactId>spring-social-config</artifactId>

spring-boot-samples/spring-boot-sample-data-gemfire/pom.xml

@@ -8,8 +8,8 @@
 		<version>1.4.0.BUILD-SNAPSHOT</version>
 	</parent>
 	<artifactId>spring-boot-sample-data-gemfire</artifactId>
-	<name>Spring Boot Data Gemfire Sample</name>
-	<description>Spring Boot Data Gemfire Sample</description>
+	<name>Spring Boot Data GemFire Sample</name>
+	<description>Spring Boot Data GemFire Sample</description>
 	<url>http://projects.spring.io/spring-boot/</url>
 	<organization>
 		<name>Pivotal Software, Inc.</name>
@@ -32,6 +32,11 @@
 			<artifactId>spring-boot-starter-test</artifactId>
 			<scope>test</scope>
 		</dependency>
+		<dependency>
+			<groupId>org.springframework.shell</groupId>
+			<artifactId>spring-shell</artifactId>
+			<scope>runtime</scope>
+		</dependency>
 	</dependencies>
 	<build>
 		<plugins>

spring-boot-samples/spring-boot-sample-data-gemfire/src/main/java/sample/data/gemfire/SampleDataGemFireApplication.java

@@ -16,12 +16,26 @@
 
 package sample.data.gemfire;
 
+import java.util.Properties;
+
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
-import org.springframework.context.annotation.ImportResource;
+import org.springframework.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.context.annotation.Bean;
+import org.springframework.data.gemfire.CacheFactoryBean;
+import org.springframework.data.gemfire.GemfireTransactionManager;
+import org.springframework.data.gemfire.RegionAttributesFactoryBean;
+import org.springframework.data.gemfire.ReplicatedRegionFactoryBean;
 import org.springframework.data.gemfire.repository.config.EnableGemfireRepositories;
 import org.springframework.transaction.annotation.EnableTransactionManagement;
 
+import com.gemstone.gemfire.cache.Cache;
+import com.gemstone.gemfire.cache.RegionAttributes;
+
+import sample.data.gemfire.config.SampleDataGemFireApplicationProperties;
+import sample.data.gemfire.domain.Gemstone;
+
 /**
  * The GemstoneAppConfiguration class for allowing Spring Boot to pick up additional
  * application Spring configuration meta-data for GemFire, which must be specified in
@@ -30,13 +44,73 @@
  * @author John Blum
  */
 @SpringBootApplication
-@ImportResource("/spring-data-gemfire-cache.xml")
 @EnableGemfireRepositories
 @EnableTransactionManagement
+@EnableConfigurationProperties(SampleDataGemFireApplicationProperties.class)
+@SuppressWarnings("unused")
 public class SampleDataGemFireApplication {
 
+	protected static final String GEMSTONES_REGION_NAME = "Gemstones";
+
 	public static void main(final String[] args) {
 		SpringApplication.run(SampleDataGemFireApplication.class, args);
 	}
 
+	@Autowired
+	SampleDataGemFireApplicationProperties applicationProperties;
+
+	Properties gemfireProperties() {
+		Properties gemfireProperties = new Properties();
+
+		gemfireProperties.setProperty("name", SampleDataGemFireApplication.class.getSimpleName());
+		gemfireProperties.setProperty("mcast-port", "0");
+		gemfireProperties.setProperty("locators", "");
+		gemfireProperties.setProperty("log-level", applicationProperties.getLogLevel());
+
+		return gemfireProperties;
+	}
+
+	@Bean
+	CacheFactoryBean gemfireCache() {
+		CacheFactoryBean gemfireCache = new CacheFactoryBean();
+
+		gemfireCache.setClose(true);
+		gemfireCache.setProperties(gemfireProperties());
+
+		return gemfireCache;
+	}
+
+	@Bean(name = GEMSTONES_REGION_NAME)
+	ReplicatedRegionFactoryBean<Long, Gemstone> gemstonesRegion(Cache gemfireCache,
+			RegionAttributes<Long, Gemstone> gemstonesRegionAttributes) {
+
+		ReplicatedRegionFactoryBean<Long, Gemstone> gemstonesRegion =
+			new ReplicatedRegionFactoryBean<Long, Gemstone>();
+
+		gemstonesRegion.setAttributes(gemstonesRegionAttributes);
+		gemstonesRegion.setClose(false);
+		gemstonesRegion.setCache(gemfireCache);
+		gemstonesRegion.setName(GEMSTONES_REGION_NAME);
+		gemstonesRegion.setPersistent(false);
+
+		return gemstonesRegion;
+	}
+
+	@Bean
+	@SuppressWarnings("unchecked")
+	RegionAttributesFactoryBean gemstonesRegionAttributes() {
+		RegionAttributesFactoryBean gemstonesRegionAttributes =
+			new RegionAttributesFactoryBean();
+
+		gemstonesRegionAttributes.setKeyConstraint(Long.class);
+		gemstonesRegionAttributes.setValueConstraint(Gemstone.class);
+
+		return gemstonesRegionAttributes;
+	}
+
+	@Bean
+	GemfireTransactionManager gemfireTransactionManager(Cache gemfireCache) {
+		return new GemfireTransactionManager(gemfireCache);
+	}
+
 }

spring-boot-samples/spring-boot-sample-data-gemfire/src/main/java/sample/data/gemfire/config/SampleDataGemFireApplicationProperties.java

@@ -0,0 +1,47 @@
+/*
+ * Copyright 2010-2013 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 sample.data.gemfire.config;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.util.StringUtils;
+
+/**
+ * The SampleDataGemFireApplicationProperties class...
+ *
+ * @author John Blum
+ * @since 1.0.0
+ */
+@ConfigurationProperties(prefix = "sample.data.gemfire")
+public class SampleDataGemFireApplicationProperties {
+
+	protected static final String DEFAULT_LOG_LEVEL = "config";
+
+	private String logLevel = DEFAULT_LOG_LEVEL;
+
+	protected String defaultIfEmpty(String value, String defaultValue) {
+		return (StringUtils.hasText(value) ? value : defaultValue);
+	}
+
+	public String getLogLevel() {
+		return defaultIfEmpty(this.logLevel, DEFAULT_LOG_LEVEL);
+	}
+
+	public void setLogLevel(String logLevel) {
+		this.logLevel = logLevel;
+	}
+
+}

spring-boot-samples/spring-boot-sample-data-gemfire/src/main/java/sample/data/gemfire/domain/Gemstone.java

@@ -89,7 +89,7 @@ public int hashCode() {
 	@Override
 	public String toString() {
 		return String.format("{ @type = %1$s, id = %2$d, name = %3$s }",
-				getClass().getName(), getId(), getName());
+			getClass().getName(), getId(), getName());
 	}
 
 }

spring-boot-samples/spring-boot-sample-data-gemfire/src/main/java/sample/data/gemfire/service/GemstoneServiceImpl.java

@@ -19,16 +19,15 @@
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
-
 import javax.annotation.PostConstruct;
 
-import sample.data.gemfire.domain.Gemstone;
-
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.Assert;
 
+import sample.data.gemfire.domain.Gemstone;
+
 /**
  * The GemstoneServiceImpl class is a Service object implementing the GemstoneService
  * interface containing business logic and rules in addition to data services for
@@ -40,17 +39,17 @@
 public class GemstoneServiceImpl implements GemstoneService {
 
 	protected static final List<String> APPROVED_GEMS = new ArrayList<String>(
-			Arrays.asList("ALEXANDRITE", "AQUAMARINE", "DIAMOND", "OPAL", "PEARL", "RUBY",
-					"SAPPHIRE", "SPINEL", "TOPAZ"));
+		Arrays.asList("ALEXANDRITE", "AQUAMARINE", "DIAMOND", "OPAL", "PEARL", "RUBY",
+			"SAPPHIRE", "SPINEL", "TOPAZ"));
 
 	@Autowired
-	private GemstoneRepository gemstoneRepo;
+	@SuppressWarnings("unused")
+	private GemstoneRepository gemstoneRepository;
 
 	@PostConstruct
 	public void init() {
-		Assert.notNull(this.gemstoneRepo,
-				"A reference to the 'GemstoneRepository' was not properly configured!");
-		System.out.printf("%1$s initialized!%n", getClass().getSimpleName());
+		Assert.notNull(gemstoneRepository, "'gemstoneRepository' was not properly initialized");
+		System.out.printf("[%1$s] initialized!%n", getClass().getSimpleName());
 	}
 
 	/**
@@ -62,7 +61,7 @@ public void init() {
 	@Override
 	@Transactional(readOnly = true)
 	public long count() {
-		return this.gemstoneRepo.count();
+		return this.gemstoneRepository.count();
 	}
 
 	/**
@@ -75,8 +74,8 @@ public long count() {
 	 */
 	@Override
 	@Transactional(readOnly = true)
-	public Gemstone get(final Long id) {
-		return this.gemstoneRepo.findOne(id);
+	public Gemstone get(Long id) {
+		return this.gemstoneRepository.findOne(id);
 	}
 
 	/**
@@ -89,8 +88,8 @@ public Gemstone get(final Long id) {
 	 */
 	@Override
 	@Transactional(readOnly = true)
-	public Gemstone get(final String name) {
-		return this.gemstoneRepo.findByName(name);
+	public Gemstone get(String name) {
+		return this.gemstoneRepository.findByName(name);
 	}
 
 	/**
@@ -105,7 +104,7 @@ public Gemstone get(final String name) {
 	@Override
 	@Transactional(readOnly = true)
 	public Iterable<Gemstone> list() {
-		return this.gemstoneRepo.findAll();
+		return this.gemstoneRepository.findAll();
 	}
 
 	/**
@@ -118,37 +117,36 @@ public Iterable<Gemstone> list() {
 	 */
 	@Override
 	@Transactional
-	public Gemstone save(final Gemstone gemstone) {
+	public Gemstone save(Gemstone gemstone) {
 		Assert.notNull(gemstone, "The Gemstone to save must not be null!");
 		Assert.notNull(gemstone.getName(), "The name of the Gemstone must be specified!");
 
-		// NOTE deliberately (naively) validate the Gemstone after mutating data access in
-		// GemFire rather than before
-		// to demonstrate transactions in GemFire.
-		Gemstone savedGemstone = validate(this.gemstoneRepo.save(gemstone));
+		// NOTE deliberately (& naively) validate the Gemstone after mutating data access in
+		// GemFire rather than before to demonstrate transactions in GemFire.
+		Gemstone savedGemstone = validate(this.gemstoneRepository.save(gemstone));
 
-		Assert.state(savedGemstone.equals(get(gemstone.getId())),
-				String.format(
-						"Failed to find Gemstone (%1$s) in GemFire's Cache Region 'Gemstones'!",
-						gemstone));
+		Assert.state(savedGemstone.equals(get(gemstone.getId())), String.format(
+			"Failed to find Gemstone (%1$s) in GemFire's Cache Region 'Gemstones'!",
+				gemstone));
 
-		System.out.printf("Saved Gemstone (%1$s)%n", savedGemstone.getName());
+		System.out.printf("Saved Gemstone [%1$s]%n", savedGemstone.getName());
 
 		return gemstone;
 	}
 
-	private Gemstone validate(final Gemstone gemstone) {
+	Gemstone validate(Gemstone gemstone) {
 		if (!APPROVED_GEMS.contains(gemstone.getName().toUpperCase())) {
-			// NOTE if the Gemstone is not valid, blow chunks (should cause transaction to
-			// rollback in GemFire)!
-			System.err.printf("Illegal Gemstone (%1$s)!%n", gemstone.getName());
+			// NOTE if the Gemstone is not valid, throw error...
+			// Should cause transaction to rollback in GemFire!
+			System.err.printf("Illegal Gemstone [%1$s]!%n", gemstone.getName());
 			throw new IllegalGemstoneException(
-					String.format("'%1$s' is not a valid Gemstone!", gemstone.getName()));
+					String.format("[%1$s] is not a valid Gemstone!", gemstone.getName()));
 		}
 
 		return gemstone;
 	}
 
+	@SuppressWarnings("unused")
 	public static final class IllegalGemstoneException extends IllegalArgumentException {
 
 		public IllegalGemstoneException() {