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OPENJPA-1330: support join table strategy for uni-directional many-to-one relation and uni-/bi-directional one-to-one relation.

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git-svn-id: https://svn.apache.org/repos/asf/openjpa/trunk@820839 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Fay Wang 2009-10-01 23:18:56 +00:00
parent 1ff5810e9e
commit c14838950c
9 changed files with 652 additions and 44 deletions
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37
openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/meta/FieldMapping.java
View File

@ -84,6 +84,10 @@ public class FieldMapping
private Boolean _bi_MTo1_JT = null;
private Boolean _uni_1ToM_FK = null;
private Boolean _uni_MTo1_JT = null;
private Boolean _uni_1To1_JT = null;
private Boolean _bi_1To1_JT = null;
private FieldMapping _bi_1ToM_JT_Field = null;
private FieldMapping _bi_MTo1_JT_Field = null;
private ForeignKey _bi_1ToM_Join_FK = null;
@ -1258,6 +1262,30 @@ public class FieldMapping
return _bi_MTo1_JT;
}
public boolean isUni1ToMFK() {
if (_uni_1ToM_FK == null)
_uni_1ToM_FK = getMappingRepository().isUni1ToMFK(this);
return _uni_1ToM_FK;
}
public boolean isUniMTo1JT() {
if (_uni_MTo1_JT == null)
_uni_MTo1_JT = getMappingRepository().isUniMTo1JT(this);
return _uni_MTo1_JT;
}
public boolean isUni1To1JT() {
if (_uni_1To1_JT == null)
_uni_1To1_JT = getMappingRepository().isUni1To1JT(this);
return _uni_1To1_JT;
}
public boolean isBi1To1JT() {
if (_bi_1To1_JT == null)
_bi_1To1_JT = getMappingRepository().isBi1To1JT(this);
return _bi_1To1_JT;
}
public FieldMapping getBi_1ToM_JTField() {
if (_bi_1ToM_JT_Field == null) {
_bi_1ToM_JT_Field = getMappingRepository().getBi_1ToM_JoinTableField(this);
@ -1290,12 +1318,6 @@ public class FieldMapping
return _bi_1ToM_Elem_FK;
}
public boolean isUni1ToMFK() {
if (_uni_1ToM_FK == null)
_uni_1ToM_FK = getMappingRepository().isUni1ToMFK(this);
return _uni_1ToM_FK;
}
public void setBi1MJoinTableInfo() {
if (getAssociationType() == FieldMetaData.ONE_TO_MANY) {
FieldMapping mapped = getBi_MTo1_JTField();
@ -1310,4 +1332,7 @@ public class FieldMapping
}
}
public boolean isNonDefaultMappingUsingJoinTableStrategy() {
return isBi1To1JT() || isUni1To1JT() || isUniMTo1JT() || isBiMTo1JT();
}
}

74
openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/meta/MappingRepository.java
View File

@ -1016,19 +1016,46 @@ public class MappingRepository
return getMetaDataFactory().getDefaults().isNonDefaultMappingAllowed(conf);
}
public boolean isUniMTo1JT(FieldMapping field) {
if (isNonDefaultMappingAllowed() &&
field.getAssociationType() == FieldMetaData.MANY_TO_ONE &&
hasJoinTable(field) &&
!isBidirectional(field)) {
field.getValueMapping().getValueInfo().setColumns(field.getElementMapping().getValueInfo().getColumns());
return true;
}
return false;
}
public boolean isUni1To1JT(FieldMapping field) {
if (isNonDefaultMappingAllowed() &&
field.getAssociationType() == FieldMetaData.ONE_TO_ONE &&
hasJoinTable(field) &&
!isBidirectional(field)) {
field.getValueMapping().getValueInfo().setColumns(field.getElementMapping().getValueInfo().getColumns());
return true;
}
return false;
}
public boolean isBi1To1JT(FieldMapping field) {
if (isNonDefaultMappingAllowed() &&
field.getAssociationType() == FieldMetaData.ONE_TO_ONE &&
hasJoinTable(field) &&
isBidirectional(field)) {
field.getValueMapping().getValueInfo().setColumns(field.getElementMapping().getValueInfo().getColumns());
return true;
}
return false;
}
public boolean isUni1ToMFK(FieldMapping field) {
FieldMapping mapped = field.getMappedByMapping();
if (isNonDefaultMappingAllowed()) {
if (field.getAssociationType() == FieldMetaData.ONE_TO_MANY ) {
if (mapped == null) {
if (hasJoinTable(field))
return false;
else if (hasJoinColumn(field)) {
field.getElementMapping().getValueInfo().setColumns(field.getValueInfo().getColumns());
return true;
}
}
}
if (isNonDefaultMappingAllowed() &&
field.getAssociationType() == FieldMetaData.ONE_TO_MANY &&
hasJoinColumn(field) &&
!isBidirectional(field)) {
field.getElementMapping().getValueInfo().setColumns(field.getValueInfo().getColumns());
return true;
}
return false;
}
@ -1076,12 +1103,8 @@ public class MappingRepository
if (field.getAssociationType() == FieldMetaData.MANY_TO_ONE) {
if (!hasJoinTable(field))
return null;
ClassMapping inverse = field.getValueMapping().getTypeMapping();
FieldMapping[] fmds = inverse.getFieldMappings();
for (int i = 0; i < fmds.length; i++) {
if (field == fmds[i].getMappedByMapping())
return field;
}
if (isBidirectional(field))
return field;
} else if (field.getAssociationType() == FieldMetaData.ONE_TO_MANY) {
FieldMapping mappedBy = field.getMappedByMapping();
if (mappedBy != null && hasJoinTable(mappedBy))
@ -1100,6 +1123,21 @@ public class MappingRepository
boolean hasJoinTable = field.getMappingInfo().getTableName() != null ? true : false;
return hasJoinTable;
}
public boolean isBidirectional(FieldMapping field) {
if (field.getMappedByMapping() != null) return true;
int assoType = field.getAssociationType();
if (assoType == FieldMetaData.ONE_TO_ONE ||
assoType == FieldMetaData.MANY_TO_ONE) {
ClassMapping inverse = field.getValueMapping().getTypeMapping();
FieldMapping[] fmds = inverse.getFieldMappings();
for (int i = 0; i < fmds.length; i++) {
if (field == fmds[i].getMappedByMapping())
return true;
}
}
return false;
}
/**
* Check the given value against mapped strategies.

2
openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/meta/strats/RelationFieldStrategy.java
View File

@ -88,7 +88,7 @@ public class RelationFieldStrategy
field.getKeyMapping().getValueInfo().assertNoSchemaComponents
(field.getKey(), !adapt);
if (!field.isBiMTo1JT())
if (!field.isNonDefaultMappingUsingJoinTableStrategy())
field.getElementMapping().getValueInfo().assertNoSchemaComponents
(field.getElement(), !adapt);
boolean criteria = field.getValueInfo().getUseClassCriteria();

76
openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/compat/Bi_1To1_JT.java Normal file
View File

@ -0,0 +1,76 @@
/*
* 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.compat;
import javax.persistence.*;
@Entity
public class Bi_1To1_JT {
@Id
@GeneratedValue
private long id;
private String name;
// A JoinTable annotation is specified on the owning side of the association
@OneToOne
@JoinTable(
name="Bi11JT_C",
joinColumns=
@JoinColumn(name="B_ID", referencedColumnName="ID"),
inverseJoinColumns=
@JoinColumn(name="C_ID", referencedColumnName="ID")
)
private EntityC_B11JT entityC;
public long getId() {
return id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public EntityC_B11JT getEntityC() {
return entityC;
}
public void setEntityC(EntityC_B11JT entityC) {
this.entityC = entityC;
}
public int hashCode() {
return name.hashCode() + (int)id;
}
public boolean equals(Object o) {
if (!(o instanceof Bi_1To1_JT)) return false;
Bi_1To1_JT b = (Bi_1To1_JT)o;
if (!b.name.equals(name)) return false;
if (b.id != id) return false;
if (b.entityC == null && entityC == null) return true;
if (b.entityC.getId() != entityC.getId()) return false;
return true;
}
}

68
openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/compat/EntityC_B11JT.java Normal file
View File

@ -0,0 +1,68 @@
/*
* 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.compat;
import javax.persistence.*;
@Entity
public class EntityC_B11JT {
@Id
@GeneratedValue
private long id;
private String name;
@OneToOne(mappedBy="entityC")
private Bi_1To1_JT bi11jt;
public long getId() {
return id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public void setBi11jt(Bi_1To1_JT bi11jt) {
this.bi11jt = bi11jt;
}
public Bi_1To1_JT getBi11jt() {
return bi11jt;
}
public int hashCode() {
return name.hashCode() + (int)id;
}
public boolean equals(Object o) {
if (!(o instanceof EntityC_B11JT)) return false;
EntityC_B11JT c = (EntityC_B11JT)o;
if (!c.name.equals(name)) return false;
if (c.id != id) return false;
if (c.bi11jt == null && bi11jt == null) return true;
if (!c.bi11jt.equals(bi11jt)) return false;
return true;
}
}

56
openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/compat/EntityC_U11JT.java Normal file
View File

@ -0,0 +1,56 @@
/*
* 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.compat;
import javax.persistence.*;
@Entity
public class EntityC_U11JT {
@Id
@GeneratedValue
private long id;
private String name;
public long getId() {
return id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int hashCode() {
return name.hashCode() + (int)id;
}
public boolean equals(Object o) {
if (!(o instanceof EntityC_U11JT)) return false;
EntityC_U11JT c = (EntityC_U11JT)o;
if (!c.name.equals(name)) return false;
if (c.id != id) return false;
return true;
}
}

233
openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/compat/TestSpecCompatibilityOptions.java
View File

@ -201,7 +201,7 @@ extends AbstractCachedEMFTestCase {
public void crudUni1MFK(EntityManager em) {
//create
Uni_1ToM_FK u = new Uni_1ToM_FK();
u.setName("uni1mfk");
u.setName("u");
List<EntityC_U1MFK> cs = new ArrayList<EntityC_U1MFK>();
EntityC_U1MFK c = new EntityC_U1MFK();
c.setName("c");
@ -227,7 +227,7 @@ extends AbstractCachedEMFTestCase {
EntityC_U1MFK c2 = cs.remove(0);
Uni_1ToM_FK u2 = new Uni_1ToM_FK();
u2.setName("uni1mfk2");
u2.setName("u2");
List<EntityC_U1MFK> cs2 = new ArrayList<EntityC_U1MFK>();
cs2.add(c2);
u2.setEntityCs(cs2);
@ -256,7 +256,7 @@ extends AbstractCachedEMFTestCase {
// default
public void crudUni1MJT(EntityManager em) {
Uni_1ToM_JT u = new Uni_1ToM_JT();
u.setName("uni1mjt");
u.setName("u");
List<EntityC> cs = new ArrayList<EntityC>();
EntityC c = new EntityC();
c.setName("c");
@ -299,7 +299,7 @@ extends AbstractCachedEMFTestCase {
//default
public void crudBi1MFK(EntityManager em) {
Bi_1ToM_FK b = new Bi_1ToM_FK();
b.setName("bi1mfk");
b.setName("b");
List<EntityC_B1MFK> cs = new ArrayList<EntityC_B1MFK>();
EntityC_B1MFK c = new EntityC_B1MFK();
c.setName("c");
@ -324,7 +324,7 @@ extends AbstractCachedEMFTestCase {
em.clear();
//query
Query q = em.createQuery("SELECT u FROM Bi_1ToM_FK u");
Query q = em.createQuery("SELECT b FROM Bi_1ToM_FK b");
Bi_1ToM_FK b1 = (Bi_1ToM_FK)q.getSingleResult();
assertEquals(b, b1);
em.clear();
@ -343,7 +343,7 @@ extends AbstractCachedEMFTestCase {
public void crudBi1MJT(EntityManager em) {
Bi_1ToM_JT b = new Bi_1ToM_JT();
b.setName("bi1mfk");
b.setName("b");
List<EntityC_B1MJT> cs = new ArrayList<EntityC_B1MJT>();
EntityC_B1MJT c = new EntityC_B1MJT();
c.setName("c");
@ -429,7 +429,7 @@ extends AbstractCachedEMFTestCase {
public void crudUni1MMapFK(EntityManager em) {
//create
Uni_1ToM_Map_FK u = new Uni_1ToM_Map_FK();
u.setName("uni1mfk");
u.setName("u");
Map<String, EntityC_U1M_Map_FK> cs = new HashMap<String, EntityC_U1M_Map_FK>();
EntityC_U1M_Map_FK c1 = new EntityC_U1M_Map_FK();
c1.setName("c1");
@ -447,7 +447,7 @@ extends AbstractCachedEMFTestCase {
//update by adding a new C
cs = u.getEntityCs();
u.setName("uni1mfk_new");
u.setName("newName");
EntityC_U1M_Map_FK c3 = new EntityC_U1M_Map_FK();
c3.setName("c3");
cs.put(c3.getName(), c3);
@ -461,7 +461,7 @@ extends AbstractCachedEMFTestCase {
EntityC_U1M_Map_FK c4 = cs.remove("c1");
Uni_1ToM_Map_FK u2 = new Uni_1ToM_Map_FK();
u2.setName("uni1mfk2");
u2.setName("u2");
Map<String, EntityC_U1M_Map_FK> cs2 = new HashMap<String, EntityC_U1M_Map_FK>();
cs2.put(c4.getName(), c4);
u2.setEntityCs(cs2);
@ -470,7 +470,7 @@ extends AbstractCachedEMFTestCase {
em.clear();
//query
Query q = em.createQuery("SELECT u FROM Uni_1ToM_Map_FK u where u.name='uni1mfk_new'");
Query q = em.createQuery("SELECT u FROM Uni_1ToM_Map_FK u where u.name='newName'");
Uni_1ToM_Map_FK u1 = (Uni_1ToM_Map_FK)q.getSingleResult();
assertEquals(u, u1);
em.clear();
@ -488,7 +488,7 @@ extends AbstractCachedEMFTestCase {
public void crudBi1MMapJT(EntityManager em) {
Bi_1ToM_Map_JT b = new Bi_1ToM_Map_JT();
b.setName("bi1mfk");
b.setName("b");
Map<String, EntityC_B1M_Map_JT> cs = new HashMap<String, EntityC_B1M_Map_JT>();
EntityC_B1M_Map_JT c = new EntityC_B1M_Map_JT();
c.setName("c");
@ -513,7 +513,7 @@ extends AbstractCachedEMFTestCase {
em.clear();
//query
Query q = em.createQuery("SELECT u FROM Bi_1ToM_Map_JT u");
Query q = em.createQuery("SELECT b FROM Bi_1ToM_Map_JT b");
Bi_1ToM_Map_JT b1 = (Bi_1ToM_Map_JT)q.getSingleResult();
assertEquals(b, b1);
em.clear();
@ -521,7 +521,7 @@ extends AbstractCachedEMFTestCase {
// query the owner
q = em.createQuery("SELECT c FROM EntityC_B1M_Map_JT c");
List<EntityC_B1M_Map_JT> cs1 = q.getResultList();
System.err.println("cs1 size = " + cs1.size());
assertEquals(2, cs.size());
em.clear();
//find
@ -538,7 +538,7 @@ extends AbstractCachedEMFTestCase {
public void crudUni1MMapRelKeyFK(EntityManager em) {
//create
Uni_1ToM_Map_RelKey_FK u = new Uni_1ToM_Map_RelKey_FK();
u.setName("uni1mfk");
u.setName("u");
Map<EntityC, EntityC_U1M_Map_RelKey_FK> cs = new HashMap<EntityC, EntityC_U1M_Map_RelKey_FK>();
EntityC_U1M_Map_RelKey_FK c1 = new EntityC_U1M_Map_RelKey_FK();
c1.setName("c1");
@ -563,7 +563,7 @@ extends AbstractCachedEMFTestCase {
//update by adding a new C
em.getTransaction().begin();
cs = u.getEntityCs();
u.setName("uni1mfk_new");
u.setName("newName");
EntityC_U1M_Map_RelKey_FK c3 = new EntityC_U1M_Map_RelKey_FK();
c3.setName("c3");
EntityC cKey3 = new EntityC();
@ -578,7 +578,7 @@ extends AbstractCachedEMFTestCase {
EntityC_U1M_Map_RelKey_FK c4 = cs.remove(cKey1);
Uni_1ToM_Map_RelKey_FK u2 = new Uni_1ToM_Map_RelKey_FK();
u2.setName("uni1mfk2");
u2.setName("u2");
Map<EntityC, EntityC_U1M_Map_RelKey_FK> cs2 = new HashMap<EntityC, EntityC_U1M_Map_RelKey_FK>();
cs2.put(cKey1, c4);
u2.setEntityCs(cs2);
@ -587,7 +587,7 @@ extends AbstractCachedEMFTestCase {
em.clear();
//query
Query q = em.createQuery("SELECT u FROM Uni_1ToM_Map_RelKey_FK u where u.name='uni1mfk_new'");
Query q = em.createQuery("SELECT u FROM Uni_1ToM_Map_RelKey_FK u where u.name='newName'");
Uni_1ToM_Map_RelKey_FK u1 = (Uni_1ToM_Map_RelKey_FK)q.getSingleResult();
assertEquals(u, u1);
em.clear();
@ -605,7 +605,7 @@ extends AbstractCachedEMFTestCase {
public void crudBi1MMapRelKeyJT(EntityManager em) {
Bi_1ToM_Map_RelKey_JT b = new Bi_1ToM_Map_RelKey_JT();
b.setName("bi1mfk");
b.setName("b");
Map<EntityC, EntityC_B1M_Map_RelKey_JT> cs = new HashMap<EntityC, EntityC_B1M_Map_RelKey_JT>();
EntityC_B1M_Map_RelKey_JT c = new EntityC_B1M_Map_RelKey_JT();
c.setName("c");
@ -636,7 +636,7 @@ extends AbstractCachedEMFTestCase {
em.clear();
//query
Query q = em.createQuery("SELECT u FROM Bi_1ToM_Map_RelKey_JT u");
Query q = em.createQuery("SELECT b FROM Bi_1ToM_Map_RelKey_JT b");
Bi_1ToM_Map_RelKey_JT b1 = (Bi_1ToM_Map_RelKey_JT)q.getSingleResult();
assertEquals(b, b1);
em.clear();
@ -658,6 +658,201 @@ extends AbstractCachedEMFTestCase {
em.getTransaction().commit();
}
public void testUniManyToOneUsingJoinTable() {
List<Class<?>> types = new ArrayList<Class<?>>();
types.add(EntityC.class);
types.add(Uni_MTo1_JT.class);
OpenJPAEntityManagerFactorySPI emf = createEMF2_0(types);
EntityManager em = emf.createEntityManager();
try {
// trigger table creation
em.getTransaction().begin();
em.getTransaction().commit();
assertSQLFragnments(sql, "CREATE TABLE UniM1JT_C", "U_ID", "C_ID");
crudUniM1JT(em);
} catch (Exception e) {
e.printStackTrace();
fail("ManyToOne mapping failed with exception message: " + e.getMessage());
} finally {
em.close();
emf.close();
}
}
public void crudUniM1JT(EntityManager em) {
//create
Uni_MTo1_JT u = new Uni_MTo1_JT();
u.setName("u");
Uni_MTo1_JT u1 = new Uni_MTo1_JT();
u1.setName("u1");
EntityC c1 = new EntityC();
c1.setName("c1");
u.setEntityC(c1);
u1.setEntityC(c1);
em.persist(u);
em.persist(u1);
em.persist(c1);
em.getTransaction().begin();
em.getTransaction().commit();
//update by changing the many-to-one value
em.getTransaction().begin();
u.setName("u_new");
EntityC c3 = new EntityC();
c3.setName("c3");
u.setEntityC(c3);
em.persist(c3);
em.getTransaction().commit();
// update be removing the many-to-one value
em.getTransaction().begin();
u.setEntityC(null);
em.getTransaction().commit();
//query
Query q = em.createQuery("SELECT u FROM Uni_MTo1_JT u where u.name='u_new'");
Uni_MTo1_JT queryU = (Uni_MTo1_JT)q.getSingleResult();
assertEquals(u, queryU);
em.clear();
//find
long id = u1.getId();
Uni_MTo1_JT findU = em.find(Uni_MTo1_JT.class, id);
assertEquals(u1, findU);
//remove
em.getTransaction().begin();
em.remove(findU);
em.getTransaction().commit();
}
public void testOneToOneUsingJoinTable() {
List<Class<?>> types = new ArrayList<Class<?>>();
types.add(EntityC_B11JT.class);
types.add(EntityC_U11JT.class);
types.add(Bi_1To1_JT.class);
types.add(Uni_1To1_JT.class);
OpenJPAEntityManagerFactorySPI emf = createEMF2_0(types);
EntityManager em = emf.createEntityManager();
try {
// trigger table creation
em.getTransaction().begin();
em.getTransaction().commit();
assertSQLFragnments(sql, "CREATE TABLE Bi11JT_C", "B_ID", "C_ID");
assertSQLFragnments(sql, "CREATE TABLE Uni11JT_C", "U_ID", "C_ID");
crudBi11JT(em);
crudUni11JT(em);
} catch (Exception e) {
e.printStackTrace();
fail("OneToOne mapping failed with exception message: " + e.getMessage());
} finally {
em.close();
emf.close();
}
}
public void crudUni11JT(EntityManager em) {
Uni_1To1_JT u = new Uni_1To1_JT();
u.setName("uni1mjt");
EntityC_U11JT c1 = new EntityC_U11JT();
c1.setName("c1");
u.setEntityC(c1);
em.persist(u);
em.persist(c1);
em.getTransaction().begin();
em.getTransaction().commit();
//update by setting to a new C
em.getTransaction().begin();
u.setName("uni1mjt_new");
EntityC_U11JT newC = new EntityC_U11JT();
newC.setName("newC");
u.setEntityC(newC);
em.persist(newC);
em.getTransaction().commit();
// update by setting to null
em.getTransaction().begin();
u.setEntityC(null);
em.getTransaction().commit();
em.clear();
//query
Query q = em.createQuery("SELECT u FROM Uni_1To1_JT u where u.name = 'uni1mjt_new'");
Uni_1To1_JT u1 = (Uni_1To1_JT)q.getSingleResult();
assertEquals(u, u1);
em.clear();
//find
long id = u1.getId();
Uni_1To1_JT findU1 = em.find(Uni_1To1_JT.class, id);
assertEquals(u, findU1);
//remove
em.getTransaction().begin();
em.remove(findU1);
em.getTransaction().commit();
}
public void crudBi11JT(EntityManager em) {
Bi_1To1_JT b = new Bi_1To1_JT();
b.setName("bi11fk");
EntityC_B11JT c = new EntityC_B11JT();
c.setName("c");
b.setEntityC(c);
//c.setBi11jt(b);
em.persist(b);
em.persist(c);
em.getTransaction().begin();
em.getTransaction().commit();
// update by removing a c
em.getTransaction().begin();
b.setEntityC(null);
em.getTransaction().commit();
//update
em.getTransaction().begin();
b.setName("newName");
EntityC_B11JT c1 = new EntityC_B11JT();
c1.setName("c1");
b.setEntityC(c1);
//c1.setBi11jt(b);
em.persist(c1);
em.getTransaction().commit();
//query
Query q = em.createQuery("SELECT u FROM Bi_1To1_JT u");
Bi_1To1_JT b1 = (Bi_1To1_JT)q.getSingleResult();
assertEquals(b, b1);
em.clear();
// query
q = em.createQuery("SELECT c FROM EntityC_B11JT c");
List<EntityC_B11JT> cs1 = q.getResultList();
assertEquals(2, cs1.size());
em.clear();
//find
long id = b1.getId();
Bi_1To1_JT b2 = em.find(Bi_1To1_JT.class, id);
assertEquals(b, b2);
//remove
em.getTransaction().begin();
em.remove(b2);
em.getTransaction().commit();
}
private OpenJPAEntityManagerFactorySPI createEMF2_0(List<Class<?>> types) {
Map<Object,Object> map = new HashMap<Object,Object>();
map.put("openjpa.jdbc.JDBCListeners",

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/*
* 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.compat;
import javax.persistence.*;
@Entity
public class Uni_1To1_JT {
@Id
@GeneratedValue
private long id;
private String name;
@OneToOne
@JoinTable(
name="Uni11JT_C",
joinColumns=
@JoinColumn(name="U_ID", referencedColumnName="ID"),
inverseJoinColumns=
@JoinColumn(name="C_ID", referencedColumnName="ID")
)
private EntityC_U11JT entityC;
public long getId() {
return id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public EntityC_U11JT getEntityC() {
return entityC;
}
public void setEntityC(EntityC_U11JT entityC) {
this.entityC = entityC;
}
public int hashCode() {
return name.hashCode() + (int)id;
}
public boolean equals(Object o) {
if (!(o instanceof Uni_1To1_JT)) return false;
Uni_1To1_JT u = (Uni_1To1_JT)o;
if (!u.name.equals(name)) return false;
if (u.id != id) return false;
if (u.entityC == null && entityC == null) return true;
if (u.entityC.getId() != entityC.getId()) return false;
return true;
}
}

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/*
* 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.compat;
import javax.persistence.*;
@Entity
public class Uni_MTo1_JT {
@Id
@GeneratedValue
private long id;
private String name;
@ManyToOne
@JoinTable(
name="UniM1JT_C",
joinColumns=
@JoinColumn(name="U_ID", referencedColumnName="ID"),
inverseJoinColumns=
@JoinColumn(name="C_ID", referencedColumnName="ID")
)
private EntityC entityC;
public long getId() {
return id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public EntityC getEntityC() {
return entityC;
}
public void setEntityC(EntityC entityC) {
this.entityC = entityC;
}
public int hashCode() {
return name.hashCode() + (int)id;
}
public boolean equals(Object o) {
if (!(o instanceof Uni_MTo1_JT)) return false;
Uni_MTo1_JT c = (Uni_MTo1_JT)o;
if (!c.name.equals(name)) return false;
if (c.id != id) return false;
if (c.entityC == null && entityC == null) return true;
if (!c.entityC.equals(entityC)) return false;
return true;
}
}