Moving forward, last with Kundera/JPA.

This commit is contained in:
Greg Burd 2017-06-20 10:52:20 -04:00
parent e722450677
commit 848e64dcb2
5 changed files with 265 additions and 47 deletions

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@ -0,0 +1,117 @@
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17
pom.xml
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@ -9,7 +9,7 @@
<url>http://maven.apache.org</url>
<properties>
<kundera.version>3.6</kundera.version>
<kundera.version>3.9</kundera.version>
</properties>
<dependencies>
@ -18,6 +18,21 @@
<artifactId>kundera-cassandra</artifactId>
<version>${kundera.version}</version>
</dependency>
<dependency>
<groupId>com.impetus.kundera.client</groupId>
<artifactId>kundera-cassandra-ds-driver</artifactId>
<version>${kundera.version}</version>
</dependency>
<dependency>
<groupId>com.datastax.cassandra</groupId>
<artifactId>cassandra-driver-core</artifactId>
<version>3.2.0</version>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>1.16.16</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>

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@ -15,21 +15,24 @@
******************************************************************************/
package com.impetus.kundera.entities;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.Table;
import javax.persistence.*;
import java.util.Date;
import java.util.HashSet;
import java.util.Set;
/**
* The Class Person.
*/
@Entity
@Table(name = "PERSON")
@Cacheable
@Table( name = "PERSON",
indexes = {
@Index(name = "last_name_idx", columnList="PERSON_LAST_NAME", unique = true),
@Index(name = "email_idx", columnList="EMAIL", unique = false)})
public class Person
{
/** The person id. */
@Id
@Id @GeneratedValue(strategy=GenerationType.AUTO)
@Column(name = "PERSON_ID")
private String personId;
@ -38,13 +41,30 @@ public class Person
private String personFirstName;
/** The person last name. */
@Column(name = "PERSON_LAST_NAME")
@Column(name = "PERSON_LAST_NAME", nullable = false)
private String personLastName;
/** The age. */
@Column(name = "AGE")
private int age;
/** Email addresses.
@OneToMany(cascade = CascadeType.ALL, fetch = FetchType.EAGER)
@JoinColumn(name = "EMAIL")
@Transient
private Set<String> email = new HashSet<>();
@Column(name = "UPDATED")
@Temporal(TemporalType.DATE)
private Date updated;
*/
@Column(name = "VERSION")
@Version
private long version;
/**
* Gets the person id.
*
@ -139,4 +159,6 @@ public class Person
this.age = age;
}
// public void addEmail(String email) { this.email.add(email); }
}

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@ -8,12 +8,13 @@
<provider>com.impetus.kundera.KunderaPersistence</provider>
<properties>
<property name="kundera.nodes" value="localhost" />
<property name="kundera.port" value="9160" />
<property name="kundera.keyspace" value="KunderaExamples" />
<property name="kundera.port" value="9042" />
<property name="kundera.keyspace" value="kc" />
<property name="kundera.dialect" value="cassandra" />
<property name="kundera.ddl.auto.prepare" value="update" />
<property name="kundera.client.lookup.class"
value="com.impetus.client.cassandra.thrift.ThriftClientFactory" />
<property name="kundera.client.lookup.class" value="com.impetus.kundera.client.cassandra.dsdriver.DSClientFactory" />
<!--
<property name="kundera.cache.provider.class" value="com.impetus.kundera.cache.ehcache.EhCacheProvider" />
<property name="kundera.cache.config.resource" value="/ehcache-test.xml" /> -->
</properties>
</persistence-unit>

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@ -1,38 +1,23 @@
/*******************************************************************************
* * Copyright 2016 Impetus Infotech.
* *
* * 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 com.impetus.kundera;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.Persistence;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import com.datastax.driver.core.querybuilder.QueryBuilder;
import com.datastax.driver.core.querybuilder.Select;
import com.impetus.client.cassandra.common.CassandraConstants;
import com.impetus.kundera.entities.Person;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
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";
@ -52,7 +37,11 @@ public class CRUDTest
@BeforeClass
public static void SetUpBeforeClass() throws Exception
{
emf = Persistence.createEntityManagerFactory(PU);
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);
}
/**
@ -78,6 +67,11 @@ public class CRUDTest
{
testInsert();
testMerge();
testUpdate();
testCache();
testTransaction();
testBatch();
testQueryBuilder();
testRemove();
}
@ -94,13 +88,14 @@ public class CRUDTest
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());
}
/**
@ -109,12 +104,80 @@ public class CRUDTest
private void testMerge()
{
Person person = em.find(Person.class, "101");
person.setPersonFirstName("Bill");
person.setPersonLastName("Clinton");
em.merge(person);
person.setPersonLastName("Blond");
//person.addEmail("jamesbond@gmail.com");
person = em.merge(person);
em.flush();
Person p1 = em.find(Person.class, "101");
Assert.assertEquals("Bill Clinton", p1.getPersonName());
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();
}
/**