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OPENJPA-803 Added support to allow a specific schema name to be specified on sequence generators per JPA 2.0. 

git-svn-id: https://svn.apache.org/repos/asf/openjpa/trunk@728147 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Jeremy Bauer 2008-12-19 21:22:18 +00:00
parent 16b7b1a7f7
commit c924cc2fc8
10 changed files with 347 additions and 6 deletions
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25
openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/kernel/NativeJDBCSeq.java
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@ -81,6 +81,8 @@ public class NativeJDBCSeq
private String _tableName = "DUAL";
private boolean _subTable = false;
private String _schema = null;
/**
* The sequence name. Defaults to <code>OPENJPA_SEQUENCE</code>.
*/
@ -169,9 +171,12 @@ public class NativeJDBCSeq
if (group.isKnownSequence(_seqName))
return;
String schemaName = Strings.getPackageName(_seqName);
String schemaName = getSchema();
if (schemaName == null || schemaName.length() == 0) {
schemaName = Strings.getPackageName(_seqName);
if (schemaName.length() == 0)
schemaName = Schemas.getNewTableSchema(_conf);
}
// create table in this group
Schema schema = group.getSchema(schemaName);
@ -228,9 +233,17 @@ public class NativeJDBCSeq
*/
private void buildSequence() {
String seqName = Strings.getClassName(_seqName);
String schemaName = Strings.getPackageName(_seqName);
// JPA 2 added schema as a configurable attribute on
// sequence generator. OpenJPA <= 1.x allowed this via
// schema.sequence on the sequence name. Specifying a schema
// name on the annotation or in the orm will override the old
// behavior.
String schemaName = _schema;
if (schemaName == null || schemaName.length() == 0) {
schemaName = Strings.getPackageName(_seqName);
if (schemaName.length() == 0)
schemaName = Schemas.getNewTableSchema(_conf);
}
// build the sequence in one of the designated schemas
SchemaGroup group = new SchemaGroup();
@ -380,4 +393,12 @@ public class NativeJDBCSeq
return false;
return true;
}
public void setSchema(String _schema) {
this._schema = _schema;
}
public String getSchema() {
return _schema;
}
}

28
openjpa-kernel/src/main/java/org/apache/openjpa/meta/SequenceMetaData.java
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@ -67,6 +67,8 @@ public class SequenceMetaData
private static final String PROP_INITIAL_VALUE = "InitialValue";
private static final String PROP_ALLOCATE = "Allocate";
private static final String PROP_INCREMENT = "Increment";
private static final String PROP_SCHEMA = "Schema";
private static final String PROP_CATALOG = "Catalog";
private static final Localizer _loc = Localizer.forPackage
(SequenceMetaData.class);
@ -87,6 +89,8 @@ public class SequenceMetaData
private int _increment = -1;
private int _allocate = -1;
private int _initial = -1;
private String _schema = null;
private String _catalog = null;
// instantiated lazily
private transient Seq _instance = null;
@ -306,6 +310,28 @@ public class SequenceMetaData
}
}
/*
* Set/Get the schema name
*/
public void setSchema(String schema) {
this._schema = schema;
}
public String getSchema() {
return _schema;
}
/*
* Set/Get the catalog name
*/
public void setCatalog(String catalog) {
this._catalog = catalog;
}
public String getCatalog() {
return _catalog;
}
/**
* Create a new plugin value for sequences. Returns a standard
* {@link SeqValue} by default.
@ -322,6 +348,8 @@ public class SequenceMetaData
appendProperty(props, PROP_INITIAL_VALUE, _initial);
appendProperty(props, PROP_ALLOCATE, _allocate);
appendProperty(props, PROP_INCREMENT, _increment);
appendProperty(props, PROP_SCHEMA, _schema);
appendProperty(props, PROP_CATALOG, _catalog);
}
/**

46
openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/jdbc/annotations/NativeORMSequenceEntity.java Normal file
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@ -0,0 +1,46 @@
/*
* 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.jdbc.annotations;
// This entity is defined via sequence-orm.xml
public class NativeORMSequenceEntity {
public static final String SCHEMA_NAME = "ORMSCHEMA";
public static final String SEQ_NAME = "ORMSEQ";
private int id;
private String name;
public void setId(int id) {
this.id = id;
}
public int getId() {
return id;
}
public void setName(String name) {
this.name = name;
}
public String getName() {
return name;
}
}

61
openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/jdbc/annotations/NativeSequenceEntity.java Normal file
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@ -0,0 +1,61 @@
/*
* 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.jdbc.annotations;
import javax.persistence.Basic;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Table;
import static javax.persistence.GenerationType.SEQUENCE;
import javax.persistence.Id;
import javax.persistence.SequenceGenerator;
@Entity
@Table(name="NativeSeqEnt")
public class NativeSequenceEntity {
public static final String SEQ_NAME = "SCHEMASEQ";
public static final String SCHEMA_NAME = "SEQSCHEMA";
@Id
@SequenceGenerator(name="seq_with_schema", sequenceName=SEQ_NAME,
schema=SCHEMA_NAME, initialValue=10)
@GeneratedValue(strategy=SEQUENCE, generator="seq_with_schema")
private int id;
@Basic
private String name;
public void setId(int id) {
this.id = id;
}
public int getId() {
return id;
}
public void setName(String name) {
this.name = name;
}
public String getName() {
return name;
}
}

120
openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/jdbc/annotations/TestSequenceGenerator.java Normal file
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@ -0,0 +1,120 @@
/*
* 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.jdbc.annotations;
import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.SQLException;
import org.apache.openjpa.jdbc.conf.JDBCConfiguration;
import org.apache.openjpa.jdbc.schema.Sequence;
import org.apache.openjpa.jdbc.sql.DBDictionary;
import org.apache.openjpa.persistence.OpenJPAEntityManagerSPI;
import org.apache.openjpa.persistence.test.AllowFailure;
import org.apache.openjpa.persistence.test.SingleEMFTestCase;
/**
* Test for sequence generator. Some databases currently (Derby) do not support
* native sequences so this method is allowed to fail until such time when the
* test corpus can support database or dictionary support specific
* configuration.
*
* @author Jeremy Bauer
*/
@AllowFailure(true)
public class TestSequenceGenerator extends SingleEMFTestCase {
public void setUp()
throws Exception {
setUp(NativeSequenceEntity.class,
NativeORMSequenceEntity.class,
CLEAR_TABLES);
}
@Override
protected String getPersistenceUnitName() {
return "native-seq-pu";
}
/*
* Test use of the schema attribute on a native sequence generator. Some
* databases do not support native sequences so this method is
* currently allowed to fail.
*/
public void testSequenceSchema() {
OpenJPAEntityManagerSPI em = emf.createEntityManager();
NativeSequenceEntity nse = new NativeSequenceEntity();
nse.setName("Test");
em.getTransaction().begin();
em.persist(nse);
em.getTransaction().commit();
em.refresh(nse);
// Validate the id is >= the initial value
// Assert the sequence was created in the DB
assertTrue(sequenceExists(em, NativeSequenceEntity.SCHEMA_NAME,
NativeSequenceEntity.SEQ_NAME));
// Assert the id is >= the initial value
assertTrue(nse.getId() >= 10);
em.close();
}
/*
* Test use of the schema element on a native sequence generator. Some
* databases do not support native sequences so this method is
* currently allowed to fail.
*/
public void testORMSequenceSchema() {
OpenJPAEntityManagerSPI em = emf.createEntityManager();
NativeORMSequenceEntity nse = new NativeORMSequenceEntity();
nse.setName("TestORM");
em.getTransaction().begin();
em.persist(nse);
em.getTransaction().commit();
em.refresh(nse);
// Assert the sequence was created in the DB
assertTrue(sequenceExists(em, NativeORMSequenceEntity.SCHEMA_NAME,
NativeORMSequenceEntity.SEQ_NAME));
// Assert the id is >= the initial value
assertTrue(nse.getId() >= 2000);
em.close();
}
/**
* Method to verify a sequence was created for the given schema and
* sequence name.
*/
private boolean sequenceExists(OpenJPAEntityManagerSPI em, String schema,
String sequence) {
JDBCConfiguration conf = (JDBCConfiguration) emf.getConfiguration();
DBDictionary dict = conf.getDBDictionaryInstance();
Connection conn = (Connection)em.getConnection();
try {
DatabaseMetaData dbmd = conn.getMetaData();
Sequence[] seqs = dict.getSequences(dbmd, null, schema,
sequence, conn);
if (seqs != null && seqs.length == 1 &&
seqs[0].getName().equalsIgnoreCase(sequence) &&
seqs[0].getSchemaName().equalsIgnoreCase(schema))
return true;
} catch (SQLException e) {
e.printStackTrace();
}
return false;
}
}

10
openjpa-persistence-jdbc/src/test/resources/META-INF/persistence.xml
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@ -113,4 +113,14 @@
</properties>
</persistence-unit>
<persistence-unit name="native-seq-pu">
<mapping-file>org/apache/openjpa/persistence/sequence/sequence-orm.xml</mapping-file>
<class>org.apache.openjpa.persistence.jdbc.annotations.NativeSequenceEntity</class>
<class>org.apache.openjpa.persistence.jdbc.annotations.NativeORMSequenceEntity</class>
<properties>
<property name="openjpa.jdbc.SynchronizeMappings"
value="buildSchema"/>
</properties>
</persistence-unit>
</persistence>

43
openjpa-persistence-jdbc/src/test/resources/org/apache/openjpa/persistence/sequence/sequence-orm.xml Normal file
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@ -0,0 +1,43 @@
<?xml version="1.0" encoding="UTF-8"?>
<!--
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.
-->
<entity-mappings xmlns="http://java.sun.com/xml/ns/persistence/orm"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/persistence/orm orm_2_0.xsd"
version="2.0">
<entity name="NativeORMSequenceEntity"
class="org.apache.openjpa.persistence.jdbc.annotations.NativeORMSequenceEntity"
access="FIELD">
<table name="NativeOrmSeqEnt"/>
<sequence-generator name="ormseq_with_schema"
sequence-name="ORMSEQ"
schema="ORMSCHEMA"
initial-value="2000"/>
<attributes>
<id name="id">
<generated-value strategy="SEQUENCE"
generator="ormseq_with_schema"/>
</id>
<basic name="name"/>
</attributes>
</entity>
</entity-mappings>

4
openjpa-persistence/src/main/java/org/apache/openjpa/persistence/AnnotationPersistenceMetaDataParser.java
View File

@ -1570,6 +1570,8 @@ public class AnnotationPersistenceMetaDataParser
String seq = gen.sequenceName();
int initial = gen.initialValue();
int allocate = gen.allocationSize();
String schema = gen.schema();
String catalog = gen.catalog();
// don't allow initial of 0 b/c looks like def value
if (initial == 0)
initial = 1;
@ -1593,6 +1595,8 @@ public class AnnotationPersistenceMetaDataParser
meta.setSequence(seq);
meta.setInitialValue(initial);
meta.setAllocate(allocate);
meta.setSchema(schema);
meta.setCatalog(catalog);
meta.setSource(getSourceFile(), (el instanceof Class) ? el : null,
meta.SRC_ANNOTATIONS);
}

4
openjpa-persistence/src/main/java/org/apache/openjpa/persistence/AnnotationPersistenceMetaDataSerializer.java
View File

@ -696,6 +696,10 @@ public class AnnotationPersistenceMetaDataSerializer
ab.add("initialValue", meta.getInitialValue());
if (meta.getAllocate() != 50 && meta.getAllocate() != -1)
ab.add("allocationSize", meta.getAllocate());
if (meta.getSchema() != null)
ab.add("schema", meta.getSchema());
if (meta.getCatalog() != null)
ab.add("catalog", meta.getCatalog());
}
/**

4
openjpa-persistence/src/main/java/org/apache/openjpa/persistence/XMLPersistenceMetaDataParser.java
View File

@ -958,6 +958,8 @@ public class XMLPersistenceMetaDataParser
int initial = val == null ? 1 : Integer.parseInt(val);
val = attrs.getValue("allocation-size");
int allocate = val == null ? 50 : Integer.parseInt(val);
String schema = attrs.getValue("schema");
String catalog = attrs.getValue("catalog");
String clsName, props;
if (seq == null || seq.indexOf('(') == -1) {
@ -973,6 +975,8 @@ public class XMLPersistenceMetaDataParser
meta.setSequence(seq);
meta.setInitialValue(initial);
meta.setAllocate(allocate);
meta.setSchema(schema);
meta.setCatalog(catalog);
Object cur = currentElement();
Object scope = (cur instanceof ClassMetaData)