stopping point

BaseIntegrationTest.java

@@ -0,0 +1,26 @@
+package com.example.crud;
+
+import example.domain.Event;
+import org.junit.Before;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.cassandra.core.cql.CqlIdentifier;
+import org.springframework.data.cassandra.core.CassandraAdminOperations;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+import java.util.HashMap;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@ContextConfiguration(classes = CassandraConfiguration.class)
+public abstract class BaseIntegrationTest {
+
+    @Autowired
+    private CassandraAdminOperations adminTemplate;
+
+    @Before
+    public void resetKeySpace() {
+        adminTemplate.dropTable(CqlIdentifier.cqlId("event"));
+        adminTemplate.createTable(true, CqlIdentifier.cqlId("event"), Event.class, new HashMap<String, Object>());
+    }
+}

CRUDTest.java

@@ -0,0 +1,219 @@
+package com.example.crud.entities;
+
+import com.datastax.driver.core.querybuilder.QueryBuilder;
+import com.datastax.driver.core.querybuilder.Select;
+import lombok.extern.java.Log;
+import org.junit.*;
+
+import javax.persistence.*;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * The Class CRUDTest.
+ */
+public class CRUDTest
+{
+    private Log log = LogFactory.getLog(getClass().getName());
+
+    /** The Constant PU. */
+    private static final String PU = "cassandra_pu";
+
+    /** The emf. */
+    private static EntityManagerFactory emf;
+
+    /** The em. */
+    private EntityManager em;
+
+    /**
+     * Sets the up before class.
+     *
+     * @throws Exception
+     *             the exception
+     */
+    @BeforeClass
+    public static void SetUpBeforeClass() throws Exception
+    {
+        Map propertyMap = new HashMap();
+        //propertyMap.put(PersistenceProperties.KUNDERA_DDL_AUTO_PREPARE, "create");
+        propertyMap.put("kundera.batch.size", "5");
+        propertyMap.put(CassandraConstants.CQL_VERSION, CassandraConstants.CQL_VERSION_3_0);
+        emf = Persistence.createEntityManagerFactory(PU, propertyMap);
+    }
+
+    /**
+     * Sets the up.
+     *
+     * @throws Exception
+     *             the exception
+     */
+    @Before
+    public void setUp() throws Exception
+    {
+        em = emf.createEntityManager();
+    }
+
+    /**
+     * Test crud operations.
+     *
+     * @throws Exception
+     *             the exception
+     */
+    @Test
+    public void testCRUDOperations() throws Exception
+    {
+        testInsert();
+        testMerge();
+        testUpdate();
+        testCache();
+        testTransaction();
+        testBatch();
+        testQueryBuilder();
+        testRemove();
+    }
+
+    /**
+     * Test insert.
+     *
+     * @throws Exception
+     *             the exception
+     */
+    private void testInsert() throws Exception
+    {
+        Person p = new Person();
+        p.setPersonId("101");
+        p.setPersonFirstName("James");
+        p.setPersonLastName("Bond");
+        p.setAge(24);
+        //p.addEmail("007@mi6.gov");
+        em.persist(p);
+        em.flush();
+
+        Person person = em.find(Person.class, "101");
+        Assert.assertNotNull(person);
+        Assert.assertEquals("101", person.getPersonId());
+        Assert.assertEquals("James Bond", person.getPersonName());
+    }
+
+    /**
+     * Test merge.
+     */
+    private void testMerge()
+    {
+        Person person = em.find(Person.class, "101");
+        person.setPersonLastName("Blond");
+        //person.addEmail("jamesbond@gmail.com");
+        person = em.merge(person);
+        em.flush();
+
+        Person p2 = em.find(Person.class, "101");
+        Assert.assertEquals("Blond", p2.getPersonLastName());
+    }
+
+    private void testCache() {
+        Cache cache = emf.getCache();
+        cache.evictAll();
+        log.info("Person in Cache: " + cache.contains(Person.class, "101"));
+        Person person = em.find(Person.class, "101");
+        log.info("Person in Cache: " + cache.contains(Person.class, person.getPersonId()));
+        cache.evictAll();
+        log.info("Person in Cache: " + cache.contains(Person.class, person.getPersonId()));
+    }
+
+    private void testUpdate()
+    {
+        Person person = em.find(Person.class, "101");
+        /*
+        // In Query set Paramater.
+        queryString = "Update PersonCassandra p SET p.personName = 'Kuldeep' WHERE p.personId IN :idList";
+
+        List<String> id = new ArrayList<String>();
+        id.add("1");
+        id.add("2");
+        id.add("3");
+
+        cqlQuery = parseAndCreateUpdateQuery(kunderaQuery, emf, em, pu, PersonCassandra.class, Integer.MAX_VALUE);
+        KunderaQuery kunderaQuery = getQueryObject(queryString, emf);
+        kunderaQuery.setParameter("idList", id);
+
+        PersistenceDelegator pd = getPersistenceDelegator(em, getpd);
+        EntityManagerFactoryImpl.KunderaMetadata kunderaMetadata = ((EntityManagerFactoryImpl) emf).getKunderaMetadataInstance();
+
+        CassQuery query = new CassQuery(kunderaQuery, pd, kunderaMetadata);
+        query.setMaxResults(maxResult);
+        if(ttl != null)
+        {
+            query.applyTTL(ttl);
+        }
+
+        String cqlQuery = query.createUpdateQuery(kunderaQuery);
+        return cqlQuery;
+                */
+        person.setPersonFirstName("Jim");
+        em.flush();
+    }
+
+    private void testTransaction()
+    {
+        EntityTransaction txn = em.getTransaction();
+        txn.begin();
+        Person person = new Person();
+        person.setPersonFirstName("Fred");
+        person.setPersonLastName("Johnson");
+        person.setAge(22);
+        em.persist(person);
+        txn.commit();
+    }
+
+    private void testBatch()
+    {
+    }
+
+    private void testQueryBuilder()
+    {
+        String table = em.getMetamodel().entity(Person.class).getName();
+        Select q = QueryBuilder.select().all().from(table);
+        Query query = em.createQuery(q.getQueryString());
+        query.getResultList();
+    }
+
+    /**
+     * Test remove.
+     */
+    private void testRemove()
+    {
+        Person p = em.find(Person.class, "101");
+        em.remove(p);
+
+        Person p1 = em.find(Person.class, "101");
+        Assert.assertNull(p1);
+    }
+
+    /**
+     * Tear down.
+     *
+     * @throws Exception
+     *             the exception
+     */
+    @After
+    public void tearDown() throws Exception
+    {
+        em.close();
+    }
+
+    /**
+     * Tear down after class.
+     *
+     * @throws Exception
+     *             the exception
+     */
+    @AfterClass
+    public static void tearDownAfterClass() throws Exception
+    {
+        if (emf != null)
+        {
+            emf.close();
+            emf = null;
+        }
+    }
+}

CacheProperties.java

@@ -0,0 +1,39 @@
+package com.example.crud;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.PropertySource;
+import org.springframework.stereotype.Component;
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+
+@Component
+@PropertySource("application.properties")
+public class CacheProperties {
+    @Value("${cache.enabled}")
+    private boolean enabled;
+
+    @Value("${cache.names}")
+    private String[] cacheNames;
+
+    public List<String> getCacheNameList() {
+        return Collections.unmodifiableList(Arrays.asList(cacheNames));
+    }
+
+    public boolean isEnabled() {
+        return enabled;
+    }
+
+    public void setEnabled(boolean enabled) {
+        this.enabled = enabled;
+    }
+
+    public String[] getCacheNames() {
+        return cacheNames;
+    }
+
+    public void setCacheNames(String[] cacheNames) {
+        this.cacheNames = cacheNames;
+    }
+}

CassandraConfiguration.java

@@ -0,0 +1,43 @@
+package com.example.crud;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.PropertySource;
+import org.springframework.core.env.Environment;
+import org.springframework.data.cassandra.config.CassandraClusterFactoryBean;
+import org.springframework.data.cassandra.config.java.AbstractCassandraConfiguration;
+import org.springframework.data.cassandra.mapping.BasicCassandraMappingContext;
+import org.springframework.data.cassandra.mapping.CassandraMappingContext;
+import org.springframework.data.cassandra.repository.config.EnableCassandraRepositories;
+
+@Configuration
+@PropertySource(value = {"classpath:cassandra.properties"})
+@EnableCassandraRepositories(basePackages = {"example"})
+public class CassandraConfiguration extends AbstractCassandraConfiguration {
+
+    private static final Logger LOG = LoggerFactory.getLogger(CassandraConfiguration.class);
+
+    @Autowired
+    private Environment environment;
+
+    @Bean
+    public CassandraClusterFactoryBean cluster() {
+        CassandraClusterFactoryBean cluster = new CassandraClusterFactoryBean();
+        cluster.setContactPoints(environment.getProperty("cassandra.contactpoints"));
+        cluster.setPort(Integer.parseInt(environment.getProperty("cassandra.port")));
+        return cluster;
+    }
+
+    @Override
+    protected String getKeyspaceName() {
+        return environment.getProperty("cassandra.keyspace");
+    }
+
+    @Bean
+    public CassandraMappingContext cassandraMapping() throws ClassNotFoundException {
+        return new BasicCassandraMappingContext();
+    }
+}

CassandraTemplateIntegrationTest.java

@@ -0,0 +1,42 @@
+pacakage com.example.crud;
+
+import com.datastax.driver.core.querybuilder.QueryBuilder;
+import com.datastax.driver.core.querybuilder.Select;
+import com.datastax.driver.core.utils.UUIDs;
+import com.google.common.collect.ImmutableSet;
+import example.domain.Event;
+import org.hamcrest.core.IsEqual;
+import org.junit.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.cassandra.core.CassandraOperations;
+
+import java.util.List;
+
+import static org.hamcrest.CoreMatchers.hasItem;
+import static org.hamcrest.CoreMatchers.is;
+import static org.junit.Assert.assertThat;
+
+public class CassandraTemplateIntegrationTest extends BaseIntegrationTest {
+
+    public static final String TIME_BUCKET = "2014-01-01";
+
+    @Autowired
+    private CassandraOperations cassandraTemplate;
+
+    @Test
+    public void supportsPojoToCqlMappings() {
+        Event event = new Event(UUIDs.timeBased(), "type1", TIME_BUCKET, ImmutableSet.of("tag1", "tag3"));
+        cassandraTemplate.insert(event);
+
+        Select select = QueryBuilder.select().from("event").where(QueryBuilder.eq("type", "type1")).and(QueryBuilder.eq("bucket", TIME_BUCKET)).limit(10);
+
+        Event retrievedEvent = cassandraTemplate.selectOne(select, Event.class);
+
+        assertThat(retrievedEvent, IsEqual.equalTo(event));
+
+        List<Event> retrievedEvents = cassandraTemplate.select(select, Event.class);
+
+        assertThat(retrievedEvents.size(), is(1));
+        assertThat(retrievedEvents, hasItem(event));
+    }
+}

CqlTemplateIntegrationTest.java

@@ -0,0 +1,56 @@
+package com.example.crud;
+
+import com.datastax.driver.core.PreparedStatement;
+import com.datastax.driver.core.ResultSet;
+import com.datastax.driver.core.Statement;
+import com.datastax.driver.core.querybuilder.Insert;
+import com.datastax.driver.core.querybuilder.QueryBuilder;
+import com.datastax.driver.core.querybuilder.Select;
+import com.datastax.driver.core.utils.UUIDs;
+import com.google.common.collect.ImmutableSet;
+import org.hamcrest.core.Is;
+import org.junit.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.cassandra.core.CqlOperations;
+
+import static org.junit.Assert.assertThat;
+
+public class CqlTemplateIntegrationTest extends BaseIntegrationTest {
+
+    public static final String TIME_BUCKET = "2014-01-01";
+
+    @Autowired
+    private CqlOperations cqlTemplate;
+
+    @Test
+    public void allowsExecutingCqlStatements() {
+        insertEventUsingCqlString();
+        insertEventUsingStatementBuildWithQueryBuilder();
+        insertEventUsingPreparedStatement();
+
+        ResultSet resultSet1 = cqlTemplate.query("select * from event where type='type2' and bucket='" + TIME_BUCKET + "'");
+
+        assertThat(resultSet1.all().size(), Is.is(2));
+
+        Select select = QueryBuilder.select().from("event").where(QueryBuilder.eq("type", "type1")).and(QueryBuilder.eq("bucket", TIME_BUCKET)).limit(10);
+        ResultSet resultSet2 = cqlTemplate.query(select);
+
+        assertThat(resultSet2.all().size(), Is.is(1));
+    }
+
+    private void insertEventUsingCqlString() {
+        cqlTemplate.execute("insert into event (id, type, bucket, tags) values (" + UUIDs.timeBased() + ", 'type1', '" + TIME_BUCKET + "', {'tag2', 'tag3'})");
+    }
+
+    private void insertEventUsingStatementBuildWithQueryBuilder() {
+        Insert insertStatement = QueryBuilder.insertInto("event").value("id", UUIDs.timeBased()).value("type", "type2")
+                .value("bucket", TIME_BUCKET).value("tags", ImmutableSet.of("tag1"));
+        cqlTemplate.execute(insertStatement);
+    }
+
+    private void insertEventUsingPreparedStatement() {
+        PreparedStatement preparedStatement = cqlTemplate.getSession().prepare("insert into event (id, type, bucket, tags) values (?, ?, ?, ?)");
+        Statement insertStatement = preparedStatement.bind(UUIDs.timeBased(), "type2", TIME_BUCKET, ImmutableSet.of("tag1", "tag2"));
+        cqlTemplate.execute(insertStatement);
+    }
+}

README

@@ -17,3 +17,6 @@ netstat -nr | grep 239.9.9.9
 ping -t 1 -c 2 239.9.9.9
 sudo tcpdump -vvv -ni en0 host 239.9.9.9
 sudo route -v delete -inet 239.9.9.9
+
+mvn clean versions:use-latest-versions scm:checkin deploy -Dmessage="update versions" -DperformRelease=true
+http://www.mojohaus.org/versions-maven-plugin/index.html

RedisCacheConfiguration.java

@@ -0,0 +1,37 @@
+@Configuration
+@EnableCaching
+public class CacheConfig {
+
+  @Bean
+  public JedisConnectionFactory redisConnectionFactory() {
+    return new JedisConnectionFactory();
+  }
+
+  @Bean
+  public RedisTemplate<String, String> redisTemplate(RedisConnectionFactory cf) {
+    RedisTemplate<String, String> redisTemplate = new RedisTemplate<String, String>();
+    redisTemplate.setConnectionFactory(cf);
+    return redisTemplate;
+  }
+
+  @Bean
+  public CacheManager cacheManager(RedisTemplate redisTemplate) {
+    return new RedisCacheManager(redisTemplate);
+  }
+
+  @Bean
+  public KeyGenerator keyGenerator() {
+    return new KeyGenerator() {
+      @Override
+      public Object generate(Object o, Method method, Object... params) {
+        StringBuilder sb = new StringBuilder();
+        sb.append(o.getClass().getName());
+        sb.append(method.getName());
+        for (Object param : params) {
+          sb.append(param.toString());
+        }
+        return sb.toString();
+      }
+    };
+  }
+}

application.properties

@@ -0,0 +1,5 @@
+################
+# Caching
+################
+cache.enabled = true
+cache.names = crudCache

applicationContext.xml

@@ -0,0 +1,31 @@
+<beans xmlns="http://www.springframework.org/schema/beans"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xmlns:metrics="http://www.ryantenney.com/schema/metrics" xmlns:aop="http://www.springframework.org/schema/aop"
+       xsi:schemaLocation="http://www.springframework.org/schema/beans
+           http://www.springframework.org/schema/beans/spring-beans.xsd
+           http://www.ryantenney.com/schema/metrics
+           http://www.ryantenney.com/schema/metrics/metrics.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop.xsd">
+
+    <!-- Creates a MetricRegistry bean -->
+    <metrics:metric-registry id="metricRegistry" />
+
+    <!-- Creates a HealthCheckRegistry bean (Optional) -->
+    <metrics:health-check-registry id="health" />
+
+    <!-- Registers BeanPostProcessors with Spring which proxy beans and capture metrics -->
+    <!-- Include this once per context (once in the parent context and in any subcontexts) -->
+    <metrics:annotation-driven metric-registry="metricRegistry" />
+
+    <!-- Example reporter definiton. Supported reporters include jmx, slf4j, graphite, and others. -->
+    <!-- Reporters should be defined only once, preferably in the parent context -->
+    <metrics:reporter type="console" metric-registry="metricRegistry" period="1m" />
+
+    <!-- Register metric beans (Optional) -->
+    <!-- The metrics in this example require metrics-jvm -->
+    <metrics:register metric-registry="metricRegistry">
+        <bean metrics:name="jvm.gc" class="com.codahale.metrics.jvm.GarbageCollectorMetricSet" />
+        <bean metrics:name="jvm.memory" class="com.codahale.metrics.jvm.MemoryUsageGaugeSet" />
+        <bean metrics:name="jvm.thread-states" class="com.codahale.metrics.jvm.ThreadStatesGaugeSet" />
+        <bean metrics:name="jvm.fd.usage" class="com.codahale.metrics.jvm.FileDescriptorRatioGauge" />
+    </metrics:register>
+</beans>

crud.iml

@@ -15,13 +15,22 @@
     <facet type="Spring" name="Spring">
       <configuration>
         <fileset id="fileset" name="Spring Application Context" removed="false">
-          <file>file://$MODULE_DIR$/src/main/java/com/example/crud/ApplicationConfig.java</file>
           <file>file://$MODULE_DIR$/src/main/java/com/example/crud/CacheConfiguration.java</file>
           <file>file://$MODULE_DIR$/src/main/java/com/example/crud/EhCacheConfiguration.java</file>
           <file>file://$MODULE_DIR$/src/main/java/com/example/crud/metrics/MetricsConfiguration.java</file>
           <file>file://$MODULE_DIR$/src/main/java/com/example/crud/metrics/SpringConfiguringClass.java</file>
           <file>file://$MODULE_DIR$/applicationContext.xml</file>
         </fileset>
+        <fileset id="fileset2" name="Spring Application Context (2)" removed="false">
+          <file>file://$MODULE_DIR$/src/main/java/com/example/crud/ApplicationConfiguration.java</file>
+        </fileset>
+        <fileset id="fileset3" name="Spring Application Context (3)" removed="false">
+          <file>file://$MODULE_DIR$/src/main/java/com/example/crud/ApplicationConfiguration.java</file>
+          <file>file://$MODULE_DIR$/src/main/java/com/example/crud/CacheConfiguration.java</file>
+          <file>file://$MODULE_DIR$/src/main/java/com/example/crud/EhCacheConfiguration.java</file>
+          <file>file://$MODULE_DIR$/src/main/java/com/example/crud/metrics/MetricsConfiguration.java</file>
+          <file>file://$MODULE_DIR$/src/main/java/com/example/crud/metrics/SpringConfiguringClass.java</file>
+        </fileset>
       </configuration>
     </facet>
     <facet type="AspectJ" name="AspectJ">
@@ -41,16 +50,24 @@
     <orderEntry type="sourceFolder" forTests="false" />
     <orderEntry type="library" name="Maven: org.datanucleus:datanucleus-core:5.1.0-m3" level="project" />
     <orderEntry type="library" name="Maven: org.datanucleus:datanucleus-api-jpa:5.1.0-m3" level="project" />
-    <orderEntry type="library" name="Maven: org.datanucleus:javax.persistence:2.1.0" level="project" />
+    <orderEntry type="library" name="Maven: org.datanucleus:javax.persistence:2.2.0-m3" level="project" />
-    <orderEntry type="library" name="Maven: ch.qos.logback:logback-classic:1.0.13" level="project" />
+    <orderEntry type="library" name="Maven: ch.qos.logback:logback-classic:1.2.3" level="project" />
-    <orderEntry type="library" name="Maven: ch.qos.logback:logback-core:1.0.13" level="project" />
+    <orderEntry type="library" name="Maven: ch.qos.logback:logback-core:1.2.3" level="project" />
-    <orderEntry type="library" name="Maven: org.slf4j:slf4j-api:1.7.5" level="project" />
+    <orderEntry type="library" name="Maven: org.slf4j:slf4j-api:1.7.25" level="project" />
     <orderEntry type="library" name="Maven: ch.qos.logback:logback-access:1.2.3" level="project" />
-    <orderEntry type="library" name="Maven: org.slf4j:jcl-over-slf4j:1.7.25" level="project" />
+    <orderEntry type="library" name="Maven: org.slf4j:jcl-over-slf4j:1.8.0-alpha2" level="project" />
-    <orderEntry type="library" name="Maven: org.slf4j:log4j-over-slf4j:1.7.7" level="project" />
+    <orderEntry type="library" name="Maven: org.slf4j:log4j-over-slf4j:1.8.0-alpha2" level="project" />
     <orderEntry type="library" name="Maven: org.datanucleus:datanucleus-mongodb:5.1.0-m3" level="project" />
     <orderEntry type="library" name="Maven: org.mongodb:mongo-java-driver:3.4.2" level="project" />
-    <orderEntry type="library" name="Maven: org.datanucleus:datanucleus-cassandra:5.1.0-m3" level="project" />
+    <orderEntry type="module-library">
+      <library name="Maven: org.datanucleus:datanucleus-cassandra:5.1.0-m4-SNAPSHOT">
+        <CLASSES>
+          <root url="jar://$MODULE_DIR$/lib/datanucleus-cassandra-5.1.0-m4-SNAPSHOT.jar!/" />
+        </CLASSES>
+        <JAVADOC />
+        <SOURCES />
+      </library>
+    </orderEntry>
     <orderEntry type="library" name="Maven: com.datastax.cassandra:cassandra-driver-core:3.2.0" level="project" />
     <orderEntry type="library" name="Maven: io.netty:netty-handler:4.0.44.Final" level="project" />
     <orderEntry type="library" name="Maven: io.netty:netty-buffer:4.0.44.Final" level="project" />
@@ -69,44 +86,45 @@
     <orderEntry type="library" name="Maven: com.github.jnr:jnr-x86asm:1.0.2" level="project" />
     <orderEntry type="library" name="Maven: com.github.jnr:jnr-posix:3.0.27" level="project" />
     <orderEntry type="library" name="Maven: com.github.jnr:jnr-constants:0.9.0" level="project" />
+    <orderEntry type="library" name="Maven: com.datastax.cassandra:cassandra-driver-extras:3.2.0" level="project" />
+    <orderEntry type="library" name="Maven: com.datastax.cassandra:cassandra-driver-mapping:3.2.0" level="project" />
     <orderEntry type="library" name="Maven: org.hdrhistogram:HdrHistogram:2.1.9" level="project" />
-    <orderEntry type="library" name="Maven: org.datanucleus:datanucleus-cache:5.0.0-release" level="project" />
+    <orderEntry type="library" name="Maven: org.datanucleus:datanucleus-cache:5.1.0-m1" level="project" />
-    <orderEntry type="library" name="Maven: org.datanucleus:datanucleus-guava:5.0.1" level="project" />
+    <orderEntry type="library" name="Maven: javax.cache:cache-api:1.0.0-PFD" level="project" />
-    <orderEntry type="library" name="Maven: org.datanucleus:datanucleus-jodatime:5.0.0-release" level="project" />
-    <orderEntry type="library" name="Maven: javax.cache:cache-api:1.0.0" level="project" />
     <orderEntry type="library" name="Maven: net.sf.ehcache:ehcache-core:2.6.11" level="project" />
     <orderEntry type="library" name="Maven: net.sf.ehcache:ehcache-jgroupsreplication:1.7" level="project" />
     <orderEntry type="library" name="Maven: org.jgroups:jgroups:3.1.0.Final" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-context:5.0.0.M5" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-context:5.0.0.RC2" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-aop:5.0.0.M5" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-aop:5.0.0.RC2" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-beans:5.0.0.M5" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-beans:5.0.0.RC2" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-core:5.0.0.M5" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-core:5.0.0.RC2" level="project" />
-    <orderEntry type="library" name="Maven: commons-logging:commons-logging:1.2" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-jcl:5.0.0.RC2" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-expression:5.0.0.M5" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-expression:5.0.0.RC2" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-context-support:5.0.0.M5" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-context-support:5.0.0.RC2" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework.data:spring-data-jpa:2.0.0.M4" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework.data:spring-data-jpa:1.6.6.RELEASE" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework.data:spring-data-commons:2.0.0.M4" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework.data:spring-data-commons:1.8.6.RELEASE" level="project" />
-    <orderEntry type="library" name="Maven: org.aspectj:aspectjrt:1.8.10" level="project" />
+    <orderEntry type="library" name="Maven: org.aspectj:aspectjrt:1.8.6" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework.data:spring-data-keyvalue:2.0.0.M4" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework.data:spring-data-keyvalue:unknown" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-orm:5.0.0.M5" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-orm:5.0.0.RC2" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-jdbc:5.0.0.M5" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-jdbc:5.0.0.RC2" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-tx:5.0.0.M5" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-tx:5.0.0.RC2" level="project" />
     <orderEntry type="library" name="Maven: org.springframework.security:spring-security-web:5.0.0.M2" level="project" />
     <orderEntry type="library" name="Maven: aopalliance:aopalliance:1.0" level="project" />
     <orderEntry type="library" name="Maven: org.springframework.security:spring-security-core:5.0.0.M2" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-web:5.0.0.M5" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-web:5.0.0.RC2" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-aspects:5.0.0.M5" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-aspects:5.0.0.RC2" level="project" />
     <orderEntry type="library" name="Maven: org.aspectj:aspectjweaver:1.9.0.BETA-5" level="project" />
     <orderEntry type="library" name="Maven: joda-time:joda-time:2.9.9" level="project" />
     <orderEntry type="library" name="Maven: org.projectlombok:lombok:1.16.16" level="project" />
     <orderEntry type="library" scope="TEST" name="Maven: junit:junit:4.12" level="project" />
     <orderEntry type="library" scope="TEST" name="Maven: org.hamcrest:hamcrest-core:1.3" level="project" />
     <orderEntry type="library" name="Maven: io.dropwizard.metrics:metrics-core:3.2.2" level="project" />
-    <orderEntry type="library" name="Maven: com.codahale.metrics:metrics-annotation:3.2.2" level="project" />
     <orderEntry type="library" name="Maven: io.dropwizard.metrics:metrics-logback:3.2.2" level="project" />
     <orderEntry type="library" name="Maven: io.dropwizard.metrics:metrics-jvm:3.2.2" level="project" />
     <orderEntry type="library" name="Maven: io.dropwizard.metrics:metrics-healthchecks:3.2.2" level="project" />
     <orderEntry type="library" name="Maven: io.dropwizard.metrics:metrics-graphite:3.2.2" level="project" />
+    <orderEntry type="library" name="Maven: io.dropwizard.metrics:metrics-ehcache:3.2.2" level="project" />
+    <orderEntry type="library" name="Maven: net.sf.ehcache:ehcache:2.8.3" level="project" />
     <orderEntry type="library" name="Maven: com.ryantenney.metrics:metrics-spring:3.1.3" level="project" />
     <orderEntry type="library" name="Maven: io.dropwizard.metrics:metrics-annotation:3.1.2" level="project" />
     <orderEntry type="library" name="Maven: io.riemann:metrics3-riemann-reporter:0.4.5" level="project" />

pom.xml

@@ -17,7 +17,7 @@
         <org.datanucleus.version>[5.1.0-m3, 5.9)</org.datanucleus.version>
         <aspectj.version>1.8.10</aspectj.version>
         <metrics.version>3.2.2</metrics.version>
-        <spring.version>5.0.0.M5</spring.version>
+        <spring.version>5.0.0.RC2</spring.version>
         <spring-data.version>Kay-M4</spring-data.version>
     </properties>
 
@@ -46,7 +46,7 @@
             <dependency>
                 <groupId>org.springframework</groupId>
                 <artifactId>spring-framework-bom</artifactId>
-                <version>${spring.version}</version>
+                <version>5.0.0.RC2</version>
                 <scope>import</scope>
                 <type>pom</type>
             </dependency>
@@ -54,7 +54,7 @@
             <dependency>
                 <groupId>org.springframework.data</groupId>
                 <artifactId>spring-data-releasetrain</artifactId>
-                <version>${spring-data.version}</version>
+                <version>1.4.6.RELEASE</version>
                 <scope>import</scope>
                 <type>pom</type>
             </dependency>
@@ -77,13 +77,13 @@
         <dependency>
             <groupId>org.datanucleus</groupId>
             <artifactId>javax.persistence</artifactId>
-            <version>2.1.0</version>
+            <version>2.2.0-m3</version>
         </dependency>
 
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.0.13</version>
+            <version>1.2.3</version>
         </dependency>
         <dependency>
             <groupId>ch.qos.logback</groupId>
@@ -93,12 +93,12 @@
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>jcl-over-slf4j</artifactId>
-            <version>1.7.25</version>
+            <version>1.8.0-alpha2</version>
         </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>log4j-over-slf4j</artifactId>
-            <version>1.7.7</version>
+            <version>1.8.0-alpha2</version>
         </dependency>
 
         <!-- MongoDB -->
@@ -117,24 +117,41 @@
         <dependency>
             <groupId>org.datanucleus</groupId>
             <artifactId>datanucleus-cassandra</artifactId>
-            <version>${org.datanucleus.version}</version>
+            <!-- version>${org.datanucleus.version}</version -->
+            <type>jar</type>
+            <scope>system</scope>
+            <version>5.1.0-m4-SNAPSHOT</version>
+            <systemPath>${project.basedir}/lib/datanucleus-cassandra-5.1.0-m4-SNAPSHOT.jar</systemPath>
         </dependency>
+
         <dependency>
             <groupId>com.datastax.cassandra</groupId>
             <artifactId>cassandra-driver-core</artifactId>
             <version>3.2.0</version>
         </dependency>
 
+        <dependency>
+            <groupId>com.datastax.cassandra</groupId>
+            <artifactId>cassandra-driver-extras</artifactId>
+            <version>3.2.0</version>
+        </dependency>
+
+        <dependency>
+            <groupId>com.datastax.cassandra</groupId>
+            <artifactId>cassandra-driver-mapping</artifactId>
+            <version>3.2.0</version>
+        </dependency>
+
         <dependency>
             <groupId>org.hdrhistogram</groupId>
             <artifactId>HdrHistogram</artifactId>
-            <version>[2.1.8,)</version>
+            <version>2.1.9</version>
         </dependency>
 
         <dependency>
             <groupId>org.datanucleus</groupId>
             <artifactId>datanucleus-cache</artifactId>
-            <version>5.0.0-release</version>
+            <version>5.1.0-m1</version>
             <!--
             <exclusions>
                 <exclusion>
@@ -145,6 +162,7 @@
             -->
         </dependency>
 
+        <!--
         <dependency>
             <groupId>org.datanucleus</groupId>
             <artifactId>datanucleus-guava</artifactId>
@@ -157,7 +175,6 @@
             <version>5.0.0-release</version>
         </dependency>
 
-        <!--
         <dependency>
             <groupId>org.datanucleus</groupId>
             <artifactId>datanucleus-java8</artifactId>
@@ -168,7 +185,7 @@
         <dependency>
             <groupId>javax.cache</groupId>
             <artifactId>cache-api</artifactId>
-            <version>1.0.0</version>
+            <version>1.0.0-PFD</version>
         </dependency>
 
         <!--
@@ -309,6 +326,11 @@
             <version>${metrics.version}</version>
         </dependency>
 
+        <dependency>
+            <groupId>io.dropwizard.metrics</groupId>
+            <artifactId>metrics-ehcache</artifactId>
+            <version>${metrics.version}</version>
+        </dependency>
 
         <dependency>
             <groupId>com.ryantenney.metrics</groupId>
@@ -431,7 +453,7 @@
                     </dependency>
                 </dependencies>
             </plugin>
-            <!-- DataNucleus compile time weaving
+            <!-- DataNucleus compile time weaving -->
             <plugin>
                 <groupId>org.datanucleus</groupId>
                 <artifactId>datanucleus-maven-plugin</artifactId>
@@ -451,7 +473,7 @@
                     </execution>
                 </executions>
             </plugin>
-            -->
+
             <!-- -->
             <plugin>
                 <groupId>org.codehaus.mojo</groupId>

src/main/java/com/example/crud/CacheConfiguration.java

@@ -1,5 +1,6 @@
 package com.example.crud;
 
+import com.codahale.metrics.ehcache.InstrumentedEhcache;
 import com.google.common.collect.Lists;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;

src/main/java/com/example/crud/Main.java

@@ -1,5 +1,9 @@
 package com.example.crud;
 
+import com.codahale.metrics.ehcache.InstrumentedEhcache;
+import com.datastax.driver.core.*;
+import com.datastax.driver.core.querybuilder.QueryBuilder;
+import com.datastax.driver.core.querybuilder.Select;
 import com.example.crud.entities.*;
 import com.example.crud.repositories.InventoryRepository;
 import com.example.crud.repositories.PersonRepository;
@@ -16,67 +20,113 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 
+// TODO:
+// * LOCAL_QUORUM
+// * compound primary keys
+// * pillar for DDL
+// * metrics
+// * com.datastax.driver.core.Cluster.builder().withQueryOptions(‌​new QueryOptions().setConsistencyLevel(ConsistencyLevel.QUORUM))
+// * https://github.com/brndnmtthws/metrics-cassandra (c* as a sink for metrics)
+// * https://github.com/addthis/metrics-reporter-config
+
+
 /**
  * Controlling application for the DataNucleus Tutorial using JPA.
  * Uses the "persistence-unit" called "Tutorial".
  */
 public class Main {
+    Logger log = LoggerFactory.getLogger(getClass().getName());
 
+    EntityManagerFactory cassandraEntityManagerFactory;
+    EntityManagerFactory mongoEntityManagerFactory;
+    Cluster cluster;
+
+    String personId;
 
     public static void main(String args[]) {
-        Logger log = LoggerFactory.getLogger(Main.class);//getClass().getName());
+        Main main = new Main();
+    }
+
+    public Main() {
+        System.setProperty("DEBUG.MONGO", "true"); // Enable MongoDB logging in general
+        System.setProperty("DB.TRACE", "true"); // Enable DB operation tracing
 
         AnnotationConfigApplicationContext ctx = new AnnotationConfigApplicationContext();
         ctx.scan("com.example");
         ctx.register(ApplicationConfiguration.class);
         ctx.refresh();
 
-        // Enable MongoDB logging in general
-        System.setProperty("DEBUG.MONGO", "true");
-
-        // Enable DB operation tracing
-        System.setProperty("DB.TRACE", "true");
-
         // Create an EntityManagerFactory for this "persistence-unit"
         // See the file "META-INF/persistence.xml"
-        EntityManagerFactory cassandraEntityManagerFactory = Persistence.createEntityManagerFactory("crud");
+        cassandraEntityManagerFactory = Persistence.createEntityManagerFactory("crud");
-        EntityManagerFactory mongoEntityManagerFactory = Persistence.createEntityManagerFactory("mongo");
+        mongoEntityManagerFactory = Persistence.createEntityManagerFactory("mongo");
-
-        // TODO:
-        // * LOCAL_QUORUM
-        // * compound primary keys
-        // * pillar for DDL
-        // * metrics
-        // * com.datastax.driver.core.Cluster.builder().withQueryOptions(‌​new QueryOptions().setConsistencyLevel(ConsistencyLevel.QUORUM))
-        // * https://github.com/brndnmtthws/metrics-cassandra (c* as a sink for metrics)
-        // * https://github.com/addthis/metrics-reporter-config
-
-        EntityManager em;
-        EntityTransaction tx;
-        JpaRepositoryFactory factory;
 
+        cluster = ctx.getBean(Cluster.class);
+        /*
+        Configuration configuration = cluster.getConfiguration();
+        Metadata metadata = cluster.getMetadata();
+        log.debug(configuration);
+        log.debug(metadata); */
+        /*
+        Session session = ctx.getBean(Session.class);
+        Select s = QueryBuilder.select().all().from("kc", "inventory");
+        s.setConsistencyLevel(ConsistencyLevel.LOCAL_QUORUM);
+        ResultSet rs = session.execute(s);
+        log.debug(rs.toString());
+        */
+        /*
        //org.datanucleus.api.jpa.JPAEntityTransaction tx = (org.datanucleus.api.jpa.JPAEntityTransaction)pm.currentTransaction();
         //tx.setOption("transaction.isolation", 2);
-
-        // Add a person to MongoDB
-        em = mongoEntityManagerFactory.createEntityManager();
-        Person person;
-        /*
-        factory = new JpaRepositoryFactory(em);
-        PersonRepository repository = factory.getRepository(PersonRepository.class);
-        person = new Person();
-        person.setPersonFirstName("James");
-        person.setPersonLastName("Bond");
-        person.setAge(42);
-        repository.save(person);
          */
+
+        this.a().b().c().e().f().g().z();
+        cassandraEntityManagerFactory.close();
+    }
+
+    public Main a() {
+        EntityManager em;
+        EntityTransaction tx;
+
+        em = cassandraEntityManagerFactory.createEntityManager();
+        JpaRepositoryFactory factory = new JpaRepositoryFactory(em);
         tx = em.getTransaction();
         try {
             tx.begin();
-            person = new Person();
+            InventoryRepository repository = factory.getRepository(InventoryRepository.class);
+            Inventory inventory = repository.findByName("My Inventory");
+            if (inventory == null) {
+                inventory = new Inventory("My Inventory");
+            }
+            log.debug("SpringData/JPA: " + inventory.toString());
+            inventory.setDescription("This is my updated description.");
+            tx.rollback();
+        }
+        catch (Exception e) {
+            log.error(">> Exception in bulk delete of data", e);
+            System.err.println("Error in bulk delete of data : " + e.getMessage());
+        } finally {
+            if (tx.isActive()) {
+                tx.rollback();
+            }
+            em.close();
+        }
+        return this;
+    }
+
+    public Main b() {
+        EntityManager em;
+        EntityTransaction tx;
+
+        // Add a person to MongoDB
+        em = mongoEntityManagerFactory.createEntityManager();
+        tx = em.getTransaction();
+        try {
+            tx.begin();
+            Person person = new Person();
             person.setPersonFirstName("James");
             person.setPersonLastName("Bond");
             person.setAge(42);
+            personId = person.getPersonId();
             em.merge(person);
 
             List<ObjectProvider> objs = ((JPAEntityManager) em).getExecutionContext().getObjectsToBeFlushed();
@@ -90,6 +140,12 @@ public class Main {
             }
             em.close(); // This will detach all current managed objects
         }
+        return this;
+    }
+
+    public Main c() {
+        EntityManager em;
+        EntityTransaction tx;
 
         // Persistence of a Product and a Book.
         em = cassandraEntityManagerFactory.createEntityManager();
@@ -118,7 +174,6 @@ public class Main {
         catch (Exception e) {
             log.error(">> Exception persisting data", e);
             System.err.println("Error persisting data : " + e.getMessage());
-            return;
         } finally {
             if (tx.isActive()) {
                 tx.rollback();
@@ -126,7 +181,13 @@ public class Main {
             em.close();
         }
         cassandraEntityManagerFactory.getCache().evictAll();
-        System.out.println("");
+        log.debug("");
+        return this;
+    }
+
+    public Main d() {
+        EntityManager em;
+        EntityTransaction tx;
 
         // Perform a retrieve of the Inventory and detach it (by closing the EM)
         em = cassandraEntityManagerFactory.createEntityManager();
@@ -140,19 +201,18 @@ public class Main {
             // Note : you could achieve the same by either
             // 1). access the Inventory.products field before commit
             // 2). set fetch=EAGER for the Inventory.products field
-            System.out.println("Executing find() on Inventory");
+            log.debug("Executing find() on Inventory");
             EntityGraph allGraph = em.getEntityGraph("allProps");
             Map hints = new HashMap();
-            hints.put("javax.persistence.loadgraph", allGraph);
+            hints.put("javax.persistence.loadgraph", allGraph); // <- not yet supported, ignore this
             inv = em.find(Inventory.class, "My Inventory", hints);
-            System.out.println("Retrieved Inventory as " + inv);
+            log.debug("Retrieved Inventory as " + inv);
 
             tx.commit();
         }
         catch (Exception e) {
             log.error(">> Exception performing find() on data", e);
             System.err.println("Error performing find() on data : " + e.getMessage());
-            return;
         } finally {
             if (tx.isActive()) {
                 tx.rollback();
@@ -160,38 +220,54 @@ public class Main {
             em.close(); // This will detach all current managed objects
         }
         for (Product prod : inv.getProducts()) {
-            System.out.println(">> After Detach : Inventory has a product=" + prod);
+            log.debug(">> After Detach : Inventory has a product=" + prod);
         }
-        System.out.println("");
+        log.debug("");
+        return this;
+    }
+
+    public Main e() {
+        EntityManager em;
+        EntityTransaction tx;
 
         // Update a person to MongoDB
         em = mongoEntityManagerFactory.createEntityManager();
         tx = em.getTransaction();
         try {
             tx.begin();
-            person = em.find(Person.class, person.getPersonId());
+            if (personId == null) {
+                tx.rollback();
+            } else {
+                Person person = em.find(Person.class, personId);
                 person.setPersonLastName("Blunder");
                 person.setAge(43);
                 tx.commit();
+            }
         } finally {
             if (tx.isActive()) {
                 tx.rollback();
             }
             em.close(); // This will detach all current managed objects
         }
+        return this;
+    }
+
+    public Main f() {
+        EntityManager em;
+        EntityTransaction tx;
 
         // Perform some query operations
         em = cassandraEntityManagerFactory.createEntityManager();
         tx = em.getTransaction();
         try {
             tx.begin();
-            System.out.println("Executing Query for Products with price below 150.00");
+            log.debug("Executing Query for Products with price below 150.00");
             Query q = em.createQuery("SELECT p FROM Product p WHERE p.price < 150.00 ORDER BY p.price");
             List results = q.getResultList();
             Iterator iter = results.iterator();
             while (iter.hasNext()) {
                 Object obj = iter.next();
-                System.out.println(">  " + obj);
+                log.debug(">  " + obj);
                 // Give an example of an update
                 if (obj instanceof Book) {
                     Book b = (Book) obj;
@@ -202,45 +278,27 @@ public class Main {
                     m.setDescription(m.getDescription() + " SPECIAL");
                 }
             }
-
             tx.commit();
         }
         catch (Exception e) {
             log.error(">> Exception querying data", e);
             System.err.println("Error querying data : " + e.getMessage());
-            return;
         } finally {
             if (tx.isActive()) {
                 tx.rollback();
             }
             em.close();
         }
-        System.out.println("");
+        log.debug("");
-
+        return this;
-        em = cassandraEntityManagerFactory.createEntityManager();
-        factory = new JpaRepositoryFactory(em);
-        tx = em.getTransaction();
-        try {
-            tx.begin();
-            InventoryRepository repository = factory.getRepository(InventoryRepository.class);
-            Inventory inventory = repository.findByName("My Inventory");
-            System.out.println("SpringData/JPA: " + inventory.toString());
-            inventory.setDescription("This is my updated description.");
-            tx.rollback();
-        }
-        catch (Exception e) {
-            log.error(">> Exception in bulk delete of data", e);
-            System.err.println("Error in bulk delete of data : " + e.getMessage());
-            return;
-        } finally {
-            if (tx.isActive()) {
-                tx.rollback();
-            }
-            em.close();
     }
 
+    public Main g() {
+        EntityManager em;
+        EntityTransaction tx;
+
         em = cassandraEntityManagerFactory.createEntityManager();
-        factory = new JpaRepositoryFactory(em);
+        JpaRepositoryFactory factory = new JpaRepositoryFactory(em);
         tx = em.getTransaction();
         try {
             tx.begin();
@@ -253,14 +311,18 @@ public class Main {
         catch (Exception e) {
             log.error(">> Exception in bulk delete of data", e);
             System.err.println("Error in bulk delete of data : " + e.getMessage());
-            return;
         } finally {
             if (tx.isActive()) {
                 tx.rollback();
             }
             em.close();
         }
+        return this;
+    }
 
+    public Main z() {
+        EntityManager em;
+        EntityTransaction tx;
 
         // Clean out the database
         cassandraEntityManagerFactory.getCache().evictAll();
@@ -269,17 +331,17 @@ public class Main {
         try {
             tx.begin();
 
-            System.out.println("Deleting all products from persistence");
+            log.debug("Deleting all products from persistence");
-            inv = (Inventory) em.find(Inventory.class, "My Inventory");
+            Inventory inv = (Inventory) em.find(Inventory.class, "My Inventory");
 
-            System.out.println("Clearing out Inventory");
+            log.debug("Clearing out Inventory");
             inv.clearProducts();
             em.flush();
 
-            System.out.println("Deleting Inventory");
+            log.debug("Deleting Inventory");
             em.remove(inv);
 
-            System.out.println("Deleting all products from persistence");
+            log.debug("Deleting all products from persistence");
             Query q = em.createQuery("SELECT p FROM Product p");
             List<Product> products = q.getResultList();
             int numDeleted = 0;
@@ -287,23 +349,19 @@ public class Main {
                 em.remove(prod);
                 numDeleted++;
             }
-            System.out.println("Deleted " + numDeleted + " products");
+            log.debug("Deleted " + numDeleted + " products");
 
             tx.commit();
         }
         catch (Exception e) {
             log.error(">> Exception in bulk delete of data", e);
             System.err.println("Error in bulk delete of data : " + e.getMessage());
-            return;
         } finally {
             if (tx.isActive()) {
                 tx.rollback();
             }
             em.close();
         }
-
+        return this;
-        System.out.println("");
-        System.out.println("End of Tutorial");
-        cassandraEntityManagerFactory.close();
     }
 }

src/main/java/com/example/crud/entities/Inventory.java

@@ -1,34 +1,44 @@
 package com.example.crud.entities;
 
 import com.google.common.collect.ImmutableSet;
-import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.Setter;
 import lombok.ToString;
+import org.datanucleus.api.jpa.annotations.DatastoreId;
 
 import javax.persistence.*;
+import java.io.Serializable;
 import java.util.HashSet;
 import java.util.Set;
 
 /**
  * Definition of an Inventory of products.
  */
-@Data @Entity
+@DatastoreId
-@ToString
 @NamedEntityGraph(name = "allProps",
         attributeNodes = { @NamedAttributeNode("name"), @NamedAttributeNode("products") })
+@ToString
+@EqualsAndHashCode
+@Getter @Setter
+@IdClass(Inventory.ID.class)
 public class Inventory extends AbstractAuditableEntity<String> {
 
     @Id
     private String name=null;
 
+    @Id
+    private String region=null;
+
     @Basic
     private String description;
 
-    @OneToMany(cascade = { CascadeType.PERSIST, CascadeType.MERGE, CascadeType.DETACH }, fetch = FetchType.EAGER)
-    private Set<Product> products = new HashSet<Product>();
-
     public Inventory() {
     }
 
+    @OneToMany(cascade = { CascadeType.PERSIST, CascadeType.MERGE, CascadeType.DETACH }, fetch = FetchType.EAGER)
+    private Set<Product> products = new HashSet<Product>();
+
     public Inventory(String name) {
         this.name = name;
     }
@@ -37,7 +47,7 @@ public class Inventory extends AbstractAuditableEntity<String> {
         products.add(product);
     }
 
-    public Iterable<Product> getProducts() {
+    public ImmutableSet<Product> getProducts() {
         return ImmutableSet.copyOf(products);
     }
 
@@ -48,4 +58,9 @@ public class Inventory extends AbstractAuditableEntity<String> {
     public void setDescription(String description) {
         this.description = description;
     }
+
+    class ID implements Serializable {
+        String name;
+        String region;
+    }
 }

src/main/java/com/example/crud/entities/Person.java

@@ -48,8 +48,10 @@ public class Person extends AbstractAuditableEntity {
      * @Temporal(TemporalType.DATE) private Date updated;
      */
 
+    /*
     @OneToMany(mappedBy = "seller")
     private List<Product> products;
+    */
 
     public Person() {
     }

src/main/java/com/example/crud/entities/Product.java

@@ -40,9 +40,9 @@ public class Product extends AbstractAuditableEntity {
 
     /**
      * Seller of this product.
-     */
     @ManyToOne(optional = false)
     private Person seller;
+     */
 
     /**
      * Default constructor.

src/main/java/com/example/crud/metrics/MetricsConfiguration.java

@@ -7,13 +7,9 @@ import ch.qos.logback.core.joran.spi.JoranException;
 import com.codahale.metrics.*;
 import com.codahale.metrics.health.HealthCheckRegistry;
 import com.codahale.metrics.jvm.*;
-import com.codahale.metrics.logback.InstrumentedAppender;
 import com.datastax.driver.core.Cluster;
-import com.datastax.driver.core.Session;
 import com.ryantenney.metrics.spring.config.annotation.EnableMetrics;
 import com.ryantenney.metrics.spring.config.annotation.MetricsConfigurerAdapter;
-import org.datanucleus.store.StoreManager;
-import org.datanucleus.store.connection.ManagedConnection;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.ApplicationContext;
@@ -21,7 +17,6 @@ import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
 import javax.annotation.PostConstruct;
-import javax.persistence.EntityManagerFactory;
 import java.lang.management.ManagementFactory;
 import java.util.concurrent.TimeUnit;
 
@@ -37,7 +32,7 @@ public class MetricsConfiguration extends MetricsConfigurerAdapter {
 
     private final Logger log = (Logger)LoggerFactory.getLogger(getClass().getName());
 
-    private MetricRegistry metricRegistry = new MetricRegistry();
+    private MetricRegistry metricRegistry = SharedMetricRegistries.getOrCreate("dunno");
 
     private HealthCheckRegistry healthCheckRegistry = new HealthCheckRegistry();
 

src/main/java/com/example/crud/repositories/InventoryRepository.java

@@ -1,5 +1,6 @@
 package com.example.crud.repositories;
 
+import com.datastax.driver.mapping.annotations.QueryParameters;
 import com.example.crud.entities.Inventory;
 import org.datanucleus.api.jpa.annotations.ReadOnly;
 import org.springframework.cache.annotation.CacheEvict;
@@ -10,7 +11,6 @@ import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
 import org.springframework.transaction.annotation.Transactional;
 
-import java.beans.Transient;
 import java.util.List;
 
 //@Metrics(registry = "${this.registry}")
@@ -19,7 +19,9 @@ public interface InventoryRepository extends JpaRepository<Inventory, String>, J
     //@Metered(name = "${this.id}")
     @Transactional
     @Cacheable(value = "inventory", key = "#name")
-    Inventory findByName(String name);
+    @QueryParameters(consistency="QUORUM")
+    //Query(value="select * from inventory where firstName = :name", nativeQuery=true)
+    Inventory findByName(@Param("name") String name);
 
     @ReadOnly
     @Query(value = "select * from inventory where product_id_eid contains :productId allow filtering",

src/main/resources/META-INF/orm.xml

@@ -46,7 +46,6 @@
             <basic name="description">
                 <column length="255"/>
             </basic>
-            <one-to-many name="seller"/>
         </attributes>
     </entity>
 

src/main/resources/ehcache.xml

@@ -14,6 +14,8 @@
            timeToLiveSeconds="600"
            overflowToDisk="true"
            transactionalMode="off">
+        <!-- cacheDecoratorFactory class="com.codahale.metrics.ehcache.InstrumentedCacheDecoratorFactory"
+                               properties="metric-registry-name=crud"/ -->
         <cacheEventListenerFactory class="net.sf.ehcache.distribution.jgroups.JGroupsCacheReplicatorFactory"
                                    properties="replicateAsynchronously=true,replicatePuts=true,replicateUpdates=true,replicateUpdatesViaCopy=false,replicateRemovals=true"/>
     </cache>

src/main/resources/jgroups-l2-cache-tcp-aws-native-s3.xml

@@ -0,0 +1,33 @@
+<!--
+https://github.com/jgroups-extras/native-s3-ping
+https://github.com/belaban/jgroups-docker
+-->
+<config>
+    <TCP
+         external_addr="${JGROUPS_EXTERNAL_ADDR:match-interface:eth0}"
+	     bind_addr="site_local,match-interface:eth0"
+         bind_port="${TCP_PORT:7800}"
+    />
+    <!--
+      Uses an S3 bucket to discover members in the cluster.
+      - If "mybucket" doesn't exist, it will be created (requires permissions)
+    -->
+    <org.jgroups.aws.s3.NATIVE_S3_PING
+        region_name="${S3_REGION:us-east-1}"
+        bucket_name="${S3_BUCKET:mybucket}"
+     />
+    <MERGE3 max_interval="30000" min_interval="10000"/>
+    <FD_SOCK external_addr="${JGROUPS_EXTERNAL_ADDR}"
+             start_port="${FD_SOCK_PORT:9000}"/>
+    <FD_ALL timeout="10000" interval="3000"/>
+    <pbcast.NAKACK2/>
+    <UNICAST3/>
+    <pbcast.STABLE desired_avg_gossip="50000"
+                   max_bytes="8m"/>
+    <pbcast.GMS print_local_addr="true" join_timeout="3000"
+                view_bundling="true"/>
+    <UFC max_credits="2M" min_threshold="0.4"/>
+    <MFC max_credits="2M" min_threshold="0.4"/>
+    <FRAG2 frag_size="60K"  />
+</config>
+

src/main/resources/logback.xml

@@ -1,74 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<configuration scan="true">
-  <!-- ====================================================================== -->
-  <!-- Changing the pattern requires a change in our logstash parsing module  -->
-  <!-- ====================================================================== -->
-  <property name="java-pattern"   value="%d{ISO8601, UTC} %-5p [%.15t] %c{1}: %m %X{OBJECT_ID}%X{CLIENT_IP}%X{ELEMENT_ID}%X{USER_ID}%X{CONNECTION_ID}%X{REQUEST_ID}%X{CLIENT_ID}%n"/>
-  <property name="cpp-pattern"    value="%d{ISO8601, UTC} %-5p %c{1}: %m %X{OBJECT_ID} %X{ELEMENT_ID}%n"/>
-  <property name="timer-pattern"  value="%d{ISO8601, UTC} %-5p %c: %m \\(%F, line %L\\) %X{OBJECT_ID} %X{ELEMENT_ID}%n"/>
-  <property name="tree-pattern"   value="%d{ISO8601, UTC} %-5p %c: %m%n"/>
-
-  <appender name="console" class="ch.qos.logback.core.ConsoleAppender">
-    <encoder>
-      <pattern>${java-pattern}</pattern>
-    </encoder>
-    <filter class="ch.qos.logback.classic.filter.ThresholdFilter">
-      <level>TRACE</level>
-    </filter>
-  </appender>
-
-  <appender name="consoleasync" class="ch.qos.logback.classic.AsyncAppender">
-    <queueSize>10000</queueSize>
-    <discardingThreshold>0</discardingThreshold>
-    <appender-ref ref="console"/>
-  </appender>
-
-  <category name="com.example.crud" level="TRACE" additivity="true"/>
-
-  <logger name="com.mchange.v2.resourcepool" level="INFO"/>
-
-  <logger name="com.mchange.v2.c3p0" level="INFO"/>
-
-  <logger name="org.logicalcobwebs.proxool" level="INFO"/>
-
-  <logger name="DataNucleus" level="TRACE"/>
-
-  <logger name="org.springframework" level="TRACE"/>
-
-  <logger name="org.springframework.cache" level="Trace"/>
-
-  <logger name="org.springdata.cassandra" level="TRACE"/>
-
-  <logger name="com.datastax.driver.core.Cluster" level="INFO"/>
-
-  <logger name="com.datastax.driver.core.Session" level="INFO"/>
-
-  <logger name="com.datastax.driver.core.RequestHandler" level="TRACE"/>
-
-  <logger name="com.datastax.driver.core.Connection" level="INFO"/>
-
-  <logger name="com.datastax.driver.core.Message" level="INFO"/>
-
-  <logger name="com.datastax.driver.core.QueryLogger.SLOW" level="INFO"/>
-
-  <logger name="com.datastax.driver.core.QueryLogger.NORMAL" level="INFO"/>
-
-  <logger name="com.datastax.driver.core.QueryLogger.FAST" level="INFO"/>
-
-  <logger name="com.datastax.driver.core.QueryLogger.ERROR" level="INFO"/>
-
-  <logger name="net.sf.ehcache" level="TRACE"/>
-
-  <logger name="org.jgroups" level="TRACE"/>
-
-  <logger name="org.mongodb.driver" level="TRACE"/>
-
-  <logger name="net.spy.memcached" level="TRACE"/>
-
-    <!-- Root logger -->
-    <root>
-        <level value="info" />
-        <appender-ref ref="consoleasync" />
-    </root>
-
-</configuration>

src/main/resources/logback.xml

@@ -0,0 +1 @@
+logback.xml_TRACE

src/main/resources/logback.xml_TRACE

@@ -0,0 +1,74 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration scan="true">
+  <!-- ====================================================================== -->
+  <!-- Changing the pattern requires a change in our logstash parsing module  -->
+  <!-- ====================================================================== -->
+  <property name="java-pattern"   value="%d{ISO8601, UTC} %-5p [%.15t] %c{1}: %m %X{OBJECT_ID}%X{CLIENT_IP}%X{ELEMENT_ID}%X{USER_ID}%X{CONNECTION_ID}%X{REQUEST_ID}%X{CLIENT_ID}%n"/>
+  <property name="cpp-pattern"    value="%d{ISO8601, UTC} %-5p %c{1}: %m %X{OBJECT_ID} %X{ELEMENT_ID}%n"/>
+  <property name="timer-pattern"  value="%d{ISO8601, UTC} %-5p %c: %m \\(%F, line %L\\) %X{OBJECT_ID} %X{ELEMENT_ID}%n"/>
+  <property name="tree-pattern"   value="%d{ISO8601, UTC} %-5p %c: %m%n"/>
+
+  <appender name="console" class="ch.qos.logback.core.ConsoleAppender">
+    <encoder>
+      <pattern>${java-pattern}</pattern>
+    </encoder>
+    <filter class="ch.qos.logback.classic.filter.ThresholdFilter">
+      <level>TRACE</level>
+    </filter>
+  </appender>
+
+  <appender name="consoleasync" class="ch.qos.logback.classic.AsyncAppender">
+    <queueSize>10000</queueSize>
+    <discardingThreshold>0</discardingThreshold>
+    <appender-ref ref="console"/>
+  </appender>
+
+  <category name="com.example.crud" level="TRACE" additivity="true"/>
+
+  <logger name="com.mchange.v2.resourcepool" level="TRACE"/>
+
+  <logger name="com.mchange.v2.c3p0" level="TRACE"/>
+
+  <logger name="org.logicalcobwebs.proxool" level="TRACE"/>
+
+  <logger name="DataNucleus" level="TRACE"/>
+
+  <logger name="org.springframework" level="TRACE"/>
+
+  <logger name="org.springframework.cache" level="Trace"/>
+
+  <logger name="org.springdata.cassandra" level="TRACE"/>
+
+  <logger name="com.datastax.driver.core.Cluster" level="TRACE"/>
+
+  <logger name="com.datastax.driver.core.Session" level="TRACE"/>
+
+  <logger name="com.datastax.driver.core.RequestHandler" level="TRACE"/>
+
+  <logger name="com.datastax.driver.core.Connection" level="TRACE"/>
+
+  <logger name="com.datastax.driver.core.Message" level="TRACE"/>
+
+  <logger name="com.datastax.driver.core.QueryLogger.SLOW" level="TRACE"/>
+
+  <logger name="com.datastax.driver.core.QueryLogger.NORMAL" level="TRACE"/>
+
+  <logger name="com.datastax.driver.core.QueryLogger.FAST" level="TRACE"/>
+
+  <logger name="com.datastax.driver.core.QueryLogger.ERROR" level="TRACE"/>
+
+  <logger name="net.sf.ehcache" level="TRACE"/>
+
+  <logger name="org.jgroups" level="TRACE"/>
+
+  <logger name="org.mongodb.driver" level="TRACE"/>
+
+  <logger name="net.spy.memcached" level="TRACE"/>
+
+    <!-- Root logger -->
+    <root>
+        <level value="info" />
+        <appender-ref ref="consoleasync" />
+    </root>
+
+</configuration>

src/main/resources/logback.xml_WARN

@@ -0,0 +1,74 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration scan="true">
+  <!-- ====================================================================== -->
+  <!-- Changing the pattern requires a change in our logstash parsing module  -->
+  <!-- ====================================================================== -->
+  <property name="java-pattern"   value="%d{ISO8601, UTC} %-5p [%.15t] %c{1}: %m %X{OBJECT_ID}%X{CLIENT_IP}%X{ELEMENT_ID}%X{USER_ID}%X{CONNECTION_ID}%X{REQUEST_ID}%X{CLIENT_ID}%n"/>
+  <property name="cpp-pattern"    value="%d{ISO8601, UTC} %-5p %c{1}: %m %X{OBJECT_ID} %X{ELEMENT_ID}%n"/>
+  <property name="timer-pattern"  value="%d{ISO8601, UTC} %-5p %c: %m \\(%F, line %L\\) %X{OBJECT_ID} %X{ELEMENT_ID}%n"/>
+  <property name="tree-pattern"   value="%d{ISO8601, UTC} %-5p %c: %m%n"/>
+
+  <appender name="console" class="ch.qos.logback.core.ConsoleAppender">
+    <encoder>
+      <pattern>${java-pattern}</pattern>
+    </encoder>
+    <filter class="ch.qos.logback.classic.filter.ThresholdFilter">
+      <level>TRACE</level>
+    </filter>
+  </appender>
+
+  <appender name="consoleasync" class="ch.qos.logback.classic.AsyncAppender">
+    <queueSize>10000</queueSize>
+    <discardingThreshold>0</discardingThreshold>
+    <appender-ref ref="console"/>
+  </appender>
+
+  <category name="com.example.crud" additivity="true"/>
+
+  <logger name="com.mchange.v2.resourcepool"/>
+
+  <logger name="com.mchange.v2.c3p0"/>
+
+  <logger name="org.logicalcobwebs.proxool"/>
+
+  <logger name="DataNucleus"/>
+
+  <logger name="org.springframework"/>
+
+  <logger name="org.springframework.cache" level="Trace"/>
+
+  <logger name="org.springdata.cassandra"/>
+
+  <logger name="com.datastax.driver.core.Cluster"/>
+
+  <logger name="com.datastax.driver.core.Session"/>
+
+  <logger name="com.datastax.driver.core.RequestHandler"/>
+
+  <logger name="com.datastax.driver.core.Connection"/>
+
+  <logger name="com.datastax.driver.core.Message"/>
+
+  <logger name="com.datastax.driver.core.QueryLogger.SLOW"/>
+
+  <logger name="com.datastax.driver.core.QueryLogger.NORMAL"/>
+
+  <logger name="com.datastax.driver.core.QueryLogger.FAST"/>
+
+  <logger name="com.datastax.driver.core.QueryLogger.ERROR"/>
+
+  <logger name="net.sf.ehcache"/>
+
+  <logger name="org.jgroups"/>
+
+  <logger name="org.mongodb.driver"/>
+
+  <logger name="net.spy.memcached"/>
+
+    <!-- Root logger -->
+    <root>
+        <level value="WARN" />
+        <appender-ref ref="consoleasync" />
+    </root>
+
+</configuration>