/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.openjpa.persistence.proxy;
import java.math.BigDecimal;
import java.util.Calendar;
import java.util.Date;
import java.util.List;
import java.util.UUID;
import javax.persistence.EntityManager;
import org.apache.openjpa.conf.Compatibility;
import org.apache.openjpa.lib.log.Log;
import org.apache.openjpa.persistence.OpenJPAEntityManagerFactorySPI;
import org.apache.openjpa.persistence.OpenJPAPersistence;
import org.apache.openjpa.persistence.test.SingleEMFTestCase;
import org.apache.openjpa.persistence.proxy.entities.Address;
import org.apache.openjpa.persistence.proxy.entities.AnnuityHolderCategory;
import org.apache.openjpa.persistence.proxy.entities.AnnuityPersistebleObject;
import org.apache.openjpa.persistence.proxy.entities.ContactType;
import org.apache.openjpa.persistence.proxy.entities.IAnnuity;
import org.apache.openjpa.persistence.proxy.entities.IAnnuityHolder;
import org.apache.openjpa.persistence.proxy.entities.IContact;
import org.apache.openjpa.persistence.proxy.entities.IEquityAnnuity;
import org.apache.openjpa.persistence.proxy.entities.IFixedAnnuity;
import org.apache.openjpa.persistence.proxy.entities.IPayor;
import org.apache.openjpa.persistence.proxy.entities.IPayout;
import org.apache.openjpa.persistence.proxy.entities.IRider;
import org.apache.openjpa.persistence.proxy.entities.Person;
import org.apache.openjpa.persistence.proxy.entities.RiderType;
import org.apache.openjpa.persistence.proxy.entities.Annuity;
import org.apache.openjpa.persistence.proxy.entities.AnnuityHolder;
import org.apache.openjpa.persistence.proxy.entities.Contact;
import org.apache.openjpa.persistence.proxy.entities.EquityAnnuity;
import org.apache.openjpa.persistence.proxy.entities.FixedAnnuity;
import org.apache.openjpa.persistence.proxy.entities.Payor;
import org.apache.openjpa.persistence.proxy.entities.Payout;
import org.apache.openjpa.persistence.proxy.entities.Rider;
import org.apache.openjpa.persistence.proxy.entities.AnnuityType;
/*
* Test the complicated interaction between Detached entities, Proxy classes
* and Merging changes made in ProxyCollections back into entities.
*
* This code is based on AcmeTest2, which was originally written by
* Mohammad at IBM and contributed under ASL 2.0.
*/
public class TestDetachMerge extends SingleEMFTestCase {
public void setUp() {
setUp(DROP_TABLES, Address.class, Annuity.class, AnnuityHolder.class, AnnuityPersistebleObject.class,
Contact.class, EquityAnnuity.class, FixedAnnuity.class, Payor.class, Payout.class,
Person.class, Rider.class);
}
/*
* Test default 1.0 compatibility behavior, which should pass AS-IS
*/
public void testAnnuity1Compat() throws Exception {
OpenJPAEntityManagerFactorySPI emf1 =
(OpenJPAEntityManagerFactorySPI) OpenJPAPersistence.createEntityManagerFactory(
"Annuity1Compat", "org/apache/openjpa/persistence/proxy/persistence1.xml");
assertNotNull(emf1);
Log log = emf1.getConfiguration().getLog("test");
if (log.isTraceEnabled()) {
Compatibility compat = emf1.getConfiguration().getCompatibilityInstance();
assertNotNull(compat);
log.trace("started testAnnuity1Compat()");
log.trace("FlushBeforeDetach=" + compat.getFlushBeforeDetach());
log.trace("CopyOnDetach=" + compat.getCopyOnDetach());
log.trace("CascadeWithDetach=" + compat.getCascadeWithDetach());
log.trace("IgnoreDetachedStateFieldForProxySerialization=" +
compat.getIgnoreDetachedStateFieldForProxySerialization());
}
try {
execute(emf1);
} catch (RuntimeException e) {
fail("testAnuity1Compat() should not have caused an execption!" + e);
} finally {
emf1.close();
}
}
/*
* Test default 2.0 compatibility behavior, which should PASS
*/
public void testAnnuity2Compat() throws Exception {
OpenJPAEntityManagerFactorySPI emf2 =
(OpenJPAEntityManagerFactorySPI) OpenJPAPersistence.createEntityManagerFactory(
"Annuity2Compat", "org/apache/openjpa/persistence/proxy/persistence2.xml");
assertNotNull(emf2);
Log log = emf2.getConfiguration().getLog("test");
if (log.isTraceEnabled()) {
Compatibility compat = emf2.getConfiguration().getCompatibilityInstance();
assertNotNull(compat);
log.trace("started testAnnuity2Compat()");
log.trace("FlushBeforeDetach=" + compat.getFlushBeforeDetach());
log.trace("CopyOnDetach=" + compat.getCopyOnDetach());
log.trace("CascadeWithDetach=" + compat.getCascadeWithDetach());
log.trace("IgnoreDetachedStateFieldForProxySerialization=" +
compat.getIgnoreDetachedStateFieldForProxySerialization());
}
try {
execute(emf2);
} catch (RuntimeException e) {
fail("testAnuity2Compat() should not have caused an execption!" + e);
} finally {
emf2.close();
}
}
private void execute(OpenJPAEntityManagerFactorySPI myEMF) throws Exception {
Log log = myEMF.getConfiguration().getLog("test");
//EntityManager em = myEMF.createEntityManager();
IContact contact = null;
try {
if (log.isTraceEnabled())
log.trace("creating contact");
try {
contact = createContact(myEMF);
} catch (Exception e) {
log.error("Create Contact failed.", e);
throw e;
}
try {
verifyContactValues(myEMF, contact);
} catch (Exception e) {
log.error("Create Contact verification failed.", e);
throw e;
// do not return, as this might be a small bug that we can bypass
}
if (log.isTraceEnabled())
log.trace("creating annuity holder");
IAnnuityHolder annuityHolder = null;
try {
annuityHolder = createAnnuityHolder(myEMF, contact);
} catch (Exception e) {
log.error("failed to create Annuity Holder Successfully.", e);
throw e;
}
try {
verifyAnnuityHolderValues(myEMF, annuityHolder);
} catch (Exception e) {
log.info("failed to verify create annuity holder successfuly.", e);
throw e;
}
if (log.isTraceEnabled())
log.trace("creating payor");
IPayor payor = null;
try {
payor = createPayor(myEMF);
} catch(Exception e) {
log.error("failed to create payor successfuly.", e);
throw e;
}
try {
verifyPayorValues(myEMF, payor);
} catch (Exception e) {
log.error("failed to verify create payor successfuly.", e);
throw e;
}
if (log.isTraceEnabled())
log.trace("creating annuity");
IAnnuity annuity =null;
AnnuityType annuityType = AnnuityType.FIXED;
try {
annuity = createAnnuityWithRider(myEMF, annuityType);
} catch (Exception e) {
log.error("failed to create annuity successfuly.", e);
throw e;
}
try {
log.trace("verify annuity with rider");
verifyAnnuityValues(myEMF, annuity, annuityType);
} catch (Exception e) {
log.error("failed to verify create annuity successfuly.", e);
throw e;
}
if (log.isTraceEnabled())
log.trace("upating annuity");
try {
log.trace("create annuity with payout");
annuity = createAnnuityPayout(myEMF, annuity);
} catch (Exception e) {
log.error("failed to create annuity successfuly.", e);
throw e;
}
try {
verifyAnnuityValues(myEMF, annuity, annuityType);
} catch (Exception e) {
log.error("failed to verify create annuity successfuly.", e);
throw e;
}
if (log.isTraceEnabled())
log.trace("upating annuity");
try {
EntityManager em = createEM(myEMF);
em.getTransaction().begin();
annuity.getPayors().add(payor);
annuity.setAnnuityHolderId(annuityHolder.getId());
annuity = em.merge(annuity);
em.getTransaction().commit();
closeEM(em);
} catch (Exception e) {
log.error("failed to update annuity successfuly.", e);
throw e;
}
try {
verifyAnnuityValues(myEMF, annuity, annuityType);
} catch (Exception e) {
log.error("failed to verify annuity update successfuly.", e);
throw e;
}
} finally {
log.error("scenario: failed.");
}
if (log.isTraceEnabled())
log.trace("scenario: completed.");
}
private IAnnuity createAnnuityPayout(OpenJPAEntityManagerFactorySPI myEMF, IAnnuity annuity) {
EntityManager em = createEM(myEMF);
em.getTransaction().begin();
IPayout payout = new Payout();
payout.setAnnuity(annuity);
payout.setTaxableAmount(new BigDecimal(100.00));
payout.setStartDate(Calendar.getInstance());
payout.setEndDate(Calendar.getInstance());
payout.setId(getId());
em.persist(payout);
em.getTransaction().commit();
em.getTransaction().begin();
annuity.getPayouts().add(payout);
em.getTransaction().commit();
closeEM(em);
return annuity;
}
private IAnnuity createAnnuityWithRider(OpenJPAEntityManagerFactorySPI myEMF, AnnuityType annuityType) {
EntityManager em = createEM(myEMF);
em.getTransaction().begin();
IAnnuity annuity = createAnnuity(annuityType);
IRider rider1 = getRider();
IRider rider2 = getRider();
IRider rider3 = getRider();
annuity.getRiders().add(rider1);
annuity.getRiders().add(rider2);
annuity.getRiders().add(rider3);
em.persist(annuity);
em.getTransaction().commit();
closeEM(em);
return annuity;
}
private IAnnuity createAnnuity(AnnuityType annuityType) {
if (AnnuityType.BASIC.equals(annuityType)) {
Annuity annuity = new Annuity();
annuity.setId(getId());
annuity.setAmount(500.00);
annuity.setAccountNumber("123456");
return annuity;
}
if (AnnuityType.EQUITY.equals(annuityType)) {
EquityAnnuity annuity = new EquityAnnuity();
annuity.setId(getId());
annuity.setAmount(500.00);
annuity.setAccountNumber("123456");
annuity.setFundNames("Something nothing wrong");
annuity.setIndexRate(10.99);
annuity.setLastPaidAmt(100.00);
return annuity;
}
if (AnnuityType.FIXED.equals(annuityType)) {
FixedAnnuity annuity = new FixedAnnuity();
((FixedAnnuity)annuity).setRate(10.0);
annuity.setId(getId());
annuity.setAmount(500.00);
annuity.setAccountNumber("123456");
return annuity;
}
return null;
}
private IRider getRider() {
IRider rider = new Rider();
rider.setId(getId());
rider.setRule("Pay");
rider.setType(RiderType.REPLACE);
rider.setEffectiveDate(new Date());
return rider;
}
private void verifyAnnuityValues(OpenJPAEntityManagerFactorySPI myEMF, IAnnuity annuity, AnnuityType annuityType)
throws Exception {
IAnnuity results = findAnnuityById(myEMF, Annuity.class, annuity.getId());
if (annuity instanceof IFixedAnnuity) {
assertEqual((IFixedAnnuity)annuity, (IFixedAnnuity)results,
"Fixed Annuity from Client is not equal to DB value", "Mismacth was found.");
} else if (annuity instanceof IEquityAnnuity) {
assertEqual((IEquityAnnuity)annuity, (IEquityAnnuity)results,
"Equity Annuity from Client is not equal to DB value", "Mismacth was found.");
} else {
assertEqual(annuity, results,
"Basic Annuity from Client is not equal to DB value", "Mismacth was found.");
}
assertEqual(annuity.getPayouts(), results.getPayouts(),
"Annuity payouts from Client is not equal to DB value", "Mismacth was found in number of payouts");
boolean found = false;
if (annuity.getPayouts() != null) {
IPayout clientPayout = null;
for (int i=0; i<annuity.getPayouts().size(); i++) {
found = false; // reset
clientPayout = annuity.getPayouts().get(i);
for (IPayout resultPayout: results.getPayouts()) {
if (clientPayout.getId().equals(resultPayout.getId())){
found = true;
assertEqual(clientPayout, resultPayout,
"Annuity Payout from Client is not equal to DB value at location: " +i , "Mismacth was found");
}else{
continue;
}
}
if (!(found) && clientPayout != null) {
throw new RuntimeException("Annuity: Payout from client is not equal to DB. " +
"Found Payout with id: " + clientPayout.getId() +
" on the client side, but not in the database for annuity id:" + annuity.getId());
}
}
}
assertRidersEqual(annuity.getRiders(), results.getRiders(),
"Annuity rider from Client is not equal to DB value", "Mismacth was found in number of rider");
if (annuity.getRiders() != null) {
IRider clientRider = null;
for (int i=0; i<annuity.getRiders().size(); i++) {
found = false; // reset
clientRider = annuity.getRiders().get(i);
for (IRider resultRider : results.getRiders()) {
if (clientRider.getId().equals(resultRider.getId())){
found = true;
assertEqual(clientRider, resultRider,
"Annuity rider from Client is not equal to DB value at location: " +i , "Mismacth was found");
}else{
continue;
}
}
if (!(found) && clientRider != null) {
throw new RuntimeException("Annuity: Rider from client is not equal to DB. " +
"Found rider with id: " + clientRider.getId() +
" on the client side, but not in the database for annuity id:" + annuity.getId());
}
}
}
assertPayorsEqual(annuity.getPayors(), results.getPayors(),
"Annuity Payor from Client is not equal to DB value", "Mismacth was found.");
if (annuity.getPayors() != null) {
IPayor clientPayor = null;
for (int i=0; i<annuity.getPayors().size(); i++) {
found = false; // reset
clientPayor = annuity.getPayors().get(i);
for (IPayor resultPayor : results.getPayors()) {
if (clientPayor.getId().equals(resultPayor.getId())){
found = true;
assertEqual(annuity.getPayors().get(i), resultPayor,
"Annuity payor from Client is not equal to DB value at location: " +i , "Mismacth was found");
}else{
continue;
}
}
if (!(found) && clientPayor != null) {
throw new RuntimeException("Annuity: Payor from client is not equal to DB. " +
"Found payor with id: " + clientPayor.getId() +
" on the client side, but not in the database for annuity id:" + annuity.getId());
}
}
}
}
private void assertEqual(IAnnuity annuity, IAnnuity results, String string, String string2) throws Exception {
if(annuity == null && results == null)
return;
if (annuity == null)
throw new RuntimeException("Annuity: Annuities ! equal (Annuity was null).");
if (!annuity.getId().equals(results.getId())) {
throw new RuntimeException("Annuity: Annuities ! equal (Annuity ids not the same).");
}
assertPayorsEqual(annuity.getPayors(), results.getPayors(), string, string2);
assertRidersEqual(annuity.getRiders(), results.getRiders(), string, string2);
assertEqual(annuity.getPayouts(),results.getPayouts(), string, string2);
}
private void assertEqual(IEquityAnnuity annuity, IEquityAnnuity results, String string, String string2)
throws Exception {
if(annuity == null && results == null)
return;
if (annuity == null)
throw new RuntimeException("Annuity: Annuities ! equal (EquityAnnuity was null).");
if (!annuity.getId().equals(results.getId())) {
throw new RuntimeException("Annuity: Annuities ! equal (EquityAnnuity ids not the same).");
}
assertPayorsEqual(annuity.getPayors(), results.getPayors(), string, string2);
assertRidersEqual(annuity.getRiders(), results.getRiders(), string, string2);
assertEqual(annuity.getPayouts(),results.getPayouts(), string, string2);
}
private void assertEqual(IFixedAnnuity annuity, IFixedAnnuity results, String string, String string2)
throws Exception {
if(annuity == null && results == null)
return;
if (annuity == null)
throw new RuntimeException("Annuity: Annuities ! equal (FixedAnnuity was null).");
if (!annuity.getId().equals(results.getId())) {
throw new RuntimeException("Annuity: Annuities ! equal (FixedAnnuity ids not the same).");
}
assertPayorsEqual(annuity.getPayors(), results.getPayors(), string, string2);
assertRidersEqual(annuity.getRiders(), results.getRiders(), string, string2);
assertEqual(annuity.getPayouts(),results.getPayouts(), string, string2);
}
private IAnnuity findAnnuityById(OpenJPAEntityManagerFactorySPI myEMF, Class<Annuity> class1, String id) {
EntityManager em = createEM(myEMF);
IAnnuity ann = em.find(class1, id);
closeEM(em);
return ann;
}
private void assertEqual(List<IPayout> payouts, List<IPayout> payouts2, String string, String string2)
throws Exception {
if (payouts == null && payouts2 == null)
return;
if (payouts == null)
throw new RuntimeException("Annuity: IPayout list not the same (payouts was null)!");
if (payouts.size() != payouts2.size())
throw new RuntimeException("Annuity: IPayout list not the same (payouts size not the same)!");
for (int i = 0; i < payouts.size(); i++) {
IPayout payout = payouts.get(i);
boolean found = false;
for (int j = 0; i < payouts2.size(); j++) {
try {
assertEqual(payout, payouts2.get(j), string, string2);
found = true;
break;
} catch (Exception e) {
continue;
}
}
if (!found) {
throw new RuntimeException("Annuity: IPayout list not the same (no match found)!");
}
}
}
private void assertEqual(IPayout clientPayout, IPayout resultPayout, String string, String string2)
throws Exception {
if (clientPayout == null && resultPayout == null)
return;
if (clientPayout == null)
throw new RuntimeException("Annuity: IPayout not the same (clientPayout was null)! " +
string + " " + string2);
if (clientPayout.getId().equals(resultPayout.getId()))
return;
throw new RuntimeException("Annuity: IPayout not the same (clientPayout ids not the same)! " +
string + " " + string2);
}
private void assertRidersEqual(List<IRider> riders, List<IRider> riders2, String string, String string2)
throws Exception {
if (riders == null && riders2 == null)
return;
if (riders == null)
throw new RuntimeException("Annuity: IRider list not the same (riders was null)!");
if (riders.size() != riders2.size())
throw new RuntimeException("Annuity: IRider list not the same (riders size not the same)!");
for (int i = 0; i < riders.size(); i++) {
IRider rider = riders.get(i);
boolean found = false;
for (int j = 0; i < riders2.size(); j++) {
try {
assertEqual(rider, riders2.get(j), string, string2);
found = true;
break;
} catch (Exception e) {
continue;
}
}
if (!found) {
throw new RuntimeException("Annuity: IRider list not the same (match not found)!");
}
}
}
private void assertEqual(IRider clientRider, IRider resultRider, String string, String string2) throws Exception {
if (clientRider == null && resultRider == null)
return;
if (clientRider == null)
throw new RuntimeException("Annuity: IRider not the same (clientRider was null)! " +
string + " " + string2);
if (clientRider.getId().equals(resultRider.getId()))
return;
throw new RuntimeException("Annuity: IRider not the same (no match found)! " +
string + " " + string2);
}
private void assertPayorsEqual(List<IPayor> payors, List<IPayor> payors2, String string, String string2)
throws Exception {
if (payors == null && payors2 == null)
return;
if (payors == null)
throw new RuntimeException("Annuity: IPayor list not the same (payors was null)!");
if (payors.size() != payors2.size())
throw new RuntimeException("Annuity: IPayor list not the same (payors size not the same)! payors=" +
payors.toArray().toString() + ", payors2=" + payors2.toString());
for (int i = 0; i < payors.size(); i++) {
IPayor payor = payors.get(i);
boolean found = false;
for (int j = 0; i < payors2.size(); j++) {
try {
assertEqual(payor, payors2.get(j), string, string2);
found = true;
break;
} catch (Exception e) {
continue;
}
}
if (!found) {
throw new RuntimeException("Annuity: IPayor list not the same (no match found)!");
}
}
}
private void verifyPayorValues(OpenJPAEntityManagerFactorySPI myEMF, IPayor payor) throws Exception {
IPayor results = null;
results = findPayorById(myEMF, Payor.class, payor.getId());
assertEqual(payor, results,
"Payor from Client is not equal to DB value.", "Mismacth was found.");
}
private IPayor findPayorById(OpenJPAEntityManagerFactorySPI myEMF, Class<Payor> class1, String id) {
EntityManager em = createEM(myEMF);
IPayor ip = em.find(class1, id);
closeEM(em);
return ip;
}
private void assertEqual(IPayor payor, IPayor results, String string, String string2) throws Exception {
if (payor == null && results == null)
return;
if (payor == null)
throw new RuntimeException("Annuity: IPayor not the same (payor was null)! " +
string + " " + string2);
if (payor.getId().equals(results.getId()))
return;
throw new RuntimeException("Annuity: IPayor not the same (no match found)! " +
string + " " + string2);
}
private IPayor createPayor(OpenJPAEntityManagerFactorySPI myEMF) {
EntityManager em = createEM(myEMF);
em.getTransaction().begin();
IPayor payor = new Payor();
payor.setId(getId());
payor.setName("Payor");
em.persist(payor);
em.getTransaction().commit();
closeEM(em);
return payor;
}
private void verifyAnnuityHolderValues(OpenJPAEntityManagerFactorySPI myEMF, IAnnuityHolder annuityHolder)
throws Exception {
IAnnuityHolder result = null;
result = findHolderById(myEMF, AnnuityHolder.class, annuityHolder.getId());
assertEqual(annuityHolder, result,
"Annuity Holder from Client is not equal to DB value.", "Mismacth was found.");
assertEqual(annuityHolder.getContact(), result.getContact(),
"Annuity Holder Contact from Client is not equal to DB value.", "Mismacth was found.");
}
private IAnnuityHolder findHolderById(OpenJPAEntityManagerFactorySPI myEMF, Class<AnnuityHolder> class1, String id)
{
EntityManager em = createEM(myEMF);
IAnnuityHolder result = em.find(class1, id);
closeEM(em);
return result;
}
private EntityManager createEM(OpenJPAEntityManagerFactorySPI myEMF) {
return myEMF.createEntityManager();
}
private void assertEqual(IAnnuityHolder annuityHolder, IAnnuityHolder results, String string, String string2)
throws Exception {
if (annuityHolder == null && results == null)
return;
if (annuityHolder == null)
throw new RuntimeException("Annuity: IAnnuityHolder not the same (annuityHolder was null)! " +
string + " " + string2);
if (annuityHolder.getId().equals(results.getId()))
return;
throw new RuntimeException("Annuity: IAnnuityHolder not the same (no match found)! " +
string + " " + string2);
}
private void assertEqual(IContact contact, IContact contact2, String string, String string2) throws Exception {
if (contact == null && contact2 == null)
return;
if (contact == null)
throw new RuntimeException("Annuity: Contacts not the same (contact was null)! " +
string + " " + string2);
if (contact.getId().equals(contact2.getId()))
return;
throw new RuntimeException("Annuity: Contacts not the same (no match found)! " +
string + " " + string2);
}
private IAnnuityHolder createAnnuityHolder(OpenJPAEntityManagerFactorySPI myEMF, IContact contact) {
EntityManager em = createEM(myEMF);
em.getTransaction().begin();
IAnnuityHolder annuityHolder = new AnnuityHolder();
annuityHolder.setCategory(AnnuityHolderCategory.METAL);
annuityHolder.setContact(contact);
annuityHolder.setId(getId());
annuityHolder.setFirstName("bob");
annuityHolder.setDateOfBirth(new Date());
annuityHolder.setGovernmentId("US");
annuityHolder.setLastName("dog");
annuityHolder.setTimeOfBirth(new Date());
em.persist(annuityHolder);
em.getTransaction().commit();
closeEM(em);
return annuityHolder;
}
private void verifyContactValues(OpenJPAEntityManagerFactorySPI myEMF, IContact contact) throws Exception {
// read the contact with id.
IContact results = null;
results = findContactById(myEMF, Contact.class, contact.getId());
assertEqual(contact, results,
"Contact from Client is not equal to DB value.", "Mismacth was found.");
}
private IContact findContactById(OpenJPAEntityManagerFactorySPI myEMF, Class<Contact> class1, String id) {
EntityManager em = createEM(myEMF);
IContact ic = em.find(class1, id);
closeEM(em);
return ic;
}
private IContact createContact(OpenJPAEntityManagerFactorySPI myEMF) {
EntityManager em = createEM(myEMF);
em.getTransaction().begin();
IContact contact = null;
contact = new Contact();
contact.setContactType(ContactType.BUSINESS);
contact.setId(getId());
contact.setEmail("here@there");
contact.setPhone("555-5555");
em.persist(contact);
em.getTransaction().commit();
closeEM(em);
return contact;
}
private String getId() {
UUID uid = UUID.randomUUID();
return uid.toString();
}
}