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OPENJPA-589. Porting patch from trunk. 

git-svn-id: https://svn.apache.org/repos/asf/openjpa/branches/1.1.x@655617 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Patrick Linskey 2008-05-12 19:43:57 +00:00
parent 194f59f02f
commit a927500b5e
4 changed files with 167 additions and 8 deletions
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19
openjpa-kernel/src/main/java/org/apache/openjpa/kernel/AbstractPCData.java
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@ -87,16 +87,19 @@ public abstract class AbstractPCData
Map m = (Map) data;
Map m2 = (Map) sm.newFieldProxy(fmd.getIndex());
Collection keys = new ArrayList (m.size());
Collection values = new ArrayList(m.size());
Map.Entry e;
for (Iterator mi = m.entrySet().iterator(); mi.hasNext();)
keys.add(mi.next());
for (Iterator<Map.Entry> mi = m.entrySet().iterator(); mi.hasNext();) {
e = mi.next();
keys.add(e.getKey());
values.add(e.getValue());
}
Object[] keyArray = keys.toArray();
Object[] values = toNestedFields(sm, fmd.getElement(),
keys, fetch, context).toArray();
int idx = 0;
for (Iterator mi = m.entrySet().iterator(); mi.hasNext(); idx++)
m2.put(keyArray[idx], values[idx]);
Object[] valueArray = toNestedFields(sm, fmd.getElement(),
values, fetch, context).toArray();
for (int idx = 0; idx < keyArray.length; idx++)
m2.put(keyArray[idx], valueArray[idx]);
return m2;
case JavaTypes.ARRAY:

80
openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/TestM2MInDataCache.java Normal file
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@ -0,0 +1,80 @@
/*
* 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.datacache;
import javax.persistence.EntityManager;
import org.apache.openjpa.persistence.datacache.common.apps.M2MEntityE;
import org.apache.openjpa.persistence.datacache.common.apps.M2MEntityF;
import org.apache.openjpa.persistence.test.SingleEMFTestCase;
public class TestM2MInDataCache extends SingleEMFTestCase {
public void setUp() {
setUp("openjpa.DataCache", "true",
"openjpa.RemoteCommitProvider", "sjvm",
M2MEntityE.class,
M2MEntityF.class, CLEAR_TABLES);
}
/**
* Test if child list is in order after new child list is added in setup().
*
*/
public void testM2MDataCache(){
EntityManager em = emf.createEntityManager();
em.getTransaction().begin();
M2MEntityE e1 = new M2MEntityE();
e1.setId(1);
e1.setName("ABC");
em.persist(e1);
M2MEntityE e2 = new M2MEntityE();
e2.setId(2);
e2.setName("DEF");
em.persist(e2);
M2MEntityF f1 = new M2MEntityF();
f1.setId(10);
em.persist(f1);
M2MEntityF f2 = new M2MEntityF();
f2.setId(20);
em.persist(f2);
e1.getEntityF().put(f1.getId(), f1);
e1.getEntityF().put(f2.getId(), f2);
e2.getEntityF().put(f1.getId(), f1);
e2.getEntityF().put(f2.getId(), f2);
f1.getEntityE().put(e1.getName(), e1);
f1.getEntityE().put(e2.getName(), e2);
f2.getEntityE().put(e1.getName(), e1);
f2.getEntityE().put(e2.getName(), e2);
e1.print();
e2.print();
f1.print();
f2.print();
em.getTransaction().commit();
em.close();
em = emf.createEntityManager();
M2MEntityE e1a = em.find(M2MEntityE.class, 1);
M2MEntityE e2a = em.find(M2MEntityE.class, 2);
M2MEntityF f1a = em.find(M2MEntityF.class, 10);
M2MEntityF f2a = em.find(M2MEntityF.class, 20);
}
}

43
openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/common/apps/M2MEntityE.java Normal file
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@ -0,0 +1,43 @@
package org.apache.openjpa.persistence.datacache.common.apps;
import javax.persistence.*;
import java.util.*;
@Entity
public class M2MEntityE {
@Id private int id;
private String name;
@ManyToMany
@MapKey(name="id")
private Map<Integer,M2MEntityF> entityf;
public M2MEntityE() {
entityf = new HashMap<Integer,M2MEntityF>();
name="entitye";
}
public Map<Integer,M2MEntityF> getEntityF() {
return entityf;
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String toString(){
return "EntityE:"+id;
}
public void print(){
System.out.println("EntityD id="+id+" entityc="+ entityf);
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}

33
openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/datacache/common/apps/M2MEntityF.java Normal file
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@ -0,0 +1,33 @@
package org.apache.openjpa.persistence.datacache.common.apps;
import javax.persistence.*;
import java.util.*;
@Entity
public class M2MEntityF {
@Id private int id;
@ManyToMany(mappedBy="entityf")
@MapKey(name="name")
private Map<String, M2MEntityE> entitye;
public M2MEntityF() {
entitye = new HashMap<String,M2MEntityE>();
}
public Map<String, M2MEntityE> getEntityE() {
return entitye;
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String toString(){
return "EntityF:"+id;
}
public void print(){
System.out.println("EntityF id="+id+" entitye="+ entitye);
}
}