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From p..@apache.org
Subject svn commit: r655354 - in /openjpa/branches/1.1.x: openjpa-kernel/src/main/java/org/apache/openjpa/kernel/ openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/ openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persis...
Date Sun, 11 May 2008 18:39:58 GMT
Author: pcl
Date: Sun May 11 11:39:57 2008
New Revision: 655354

URL: http://svn.apache.org/viewvc?rev=655354&view=rev
Log:
OPENJPA-231. Committing on behalf of Qin Feng.

Added:
    openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/TestNoCascadeOneToManyMerge.java
    openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/TestNoCascadeOneToOneMerge.java
    openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/
    openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleA.java
    openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleB.java
    openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleC.java
    openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleRef.java
Modified:
    openjpa/branches/1.1.x/openjpa-kernel/src/main/java/org/apache/openjpa/kernel/AttachStrategy.java

Modified: openjpa/branches/1.1.x/openjpa-kernel/src/main/java/org/apache/openjpa/kernel/AttachStrategy.java
URL: http://svn.apache.org/viewvc/openjpa/branches/1.1.x/openjpa-kernel/src/main/java/org/apache/openjpa/kernel/AttachStrategy.java?rev=655354&r1=655353&r2=655354&view=diff
==============================================================================
--- openjpa/branches/1.1.x/openjpa-kernel/src/main/java/org/apache/openjpa/kernel/AttachStrategy.java
(original)
+++ openjpa/branches/1.1.x/openjpa-kernel/src/main/java/org/apache/openjpa/kernel/AttachStrategy.java
Sun May 11 11:39:57 2008
@@ -270,7 +270,8 @@
         if (toAttach == null)
             return null;
 
-        if (manager.getBroker().isPersistent(toAttach)) {
+        if (manager.getBroker().isNew(toAttach)
+            || manager.getBroker().isPersistent(toAttach)) {
             return toAttach;
         } else if (manager.getBroker().isDetached(toAttach)) {
             Object oid = manager.getDetachedObjectId(toAttach);

Added: openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/TestNoCascadeOneToManyMerge.java
URL: http://svn.apache.org/viewvc/openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/TestNoCascadeOneToManyMerge.java?rev=655354&view=auto
==============================================================================
--- openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/TestNoCascadeOneToManyMerge.java
(added)
+++ openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/TestNoCascadeOneToManyMerge.java
Sun May 11 11:39:57 2008
@@ -0,0 +1,126 @@
+/*
+ * 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.detachment;
+
+import org.apache.openjpa.persistence.test.SingleEMFTestCase;
+import org.apache.openjpa.persistence.detachment.model.*;
+
+import javax.persistence.EntityManager;
+
+import junit.textui.TestRunner;
+
+/**
+ * Test merge case for 3 level one to many relation entities.
+ * SimpleA -> *SimpleB -> *SimpleC. SimpleC has no CascadeType.MERGE annotation.
+ *
+ */
+public class TestNoCascadeOneToManyMerge extends SingleEMFTestCase {
+    private int a_id;
+
+    public void setUp() {
+        setUp(SimpleA.class, SimpleRef.class, SimpleB.class, SimpleC.class, CLEAR_TABLES);
+        createEntities();
+    }
+
+    private void createEntities() {
+        SimpleA a = new SimpleA();
+        a.setName("a1");
+
+        SimpleB b = new SimpleB();
+        b.setName("b1");
+        a.addB(b);
+
+        SimpleC c1 = new SimpleC();
+        c1.setName("c1");
+        b.addC(c1);
+
+        SimpleC c2 = new SimpleC();
+        c2.setName("c2");
+        b.addC(c2);
+
+        EntityManager em = emf.createEntityManager();
+        em.getTransaction().begin();
+        em.persist(a);
+        em.getTransaction().commit();
+        em.close();
+        a_id = a.getId();
+    }
+
+    public void testMergeAttached () {
+        EntityManager em = emf.createEntityManager();
+        SimpleA a = em.find(SimpleA.class, a_id);
+        assertNotNull(a);
+
+        SimpleB b = new SimpleB();
+        b.setName("b2");
+        a.addB(b);
+
+        SimpleC c = new SimpleC();
+        c.setName("c3");
+        b.addC(c);
+
+        c = new SimpleC();
+        c.setName("c4");
+        b.addC(c);
+
+        em.getTransaction().begin();
+        a = em.merge (a);
+        em.getTransaction().commit ();
+        em.close();
+
+        assertEquals(2, a.getBs().size());
+    }
+
+    /**
+     * This is the case for openjpa-231.
+     * When "B" and "C" are both newly added to a detached "A" and then merge "A",
+     * it couldn't find "B" because previous code assume B was detached.
+     */
+    public void testMergeDetached () {
+        EntityManager em = emf.createEntityManager();
+        SimpleA a = em.find(SimpleA.class, a_id);
+        assertNotNull(a);
+        assertEquals(1, a.getBs().size());
+        em.close(); //detach a
+
+        SimpleB b = new SimpleB();
+        b.setName("b2");
+        a.addB(b);
+
+        SimpleC c = new SimpleC();
+        c.setName("c3");
+        b.addC(c);
+
+        c = new SimpleC();
+        c.setName("c4");
+        b.addC(c);
+
+        em = emf.createEntityManager();
+        em.getTransaction().begin();
+        a = em.merge(a);
+        em.getTransaction().commit();
+        em.close();
+
+        assertEquals(2, a.getBs().size());
+    }
+
+    public static void main(String[] args) {
+        TestRunner.run(TestNoCascadeOneToManyMerge.class);
+    }
+}

Added: openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/TestNoCascadeOneToOneMerge.java
URL: http://svn.apache.org/viewvc/openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/TestNoCascadeOneToOneMerge.java?rev=655354&view=auto
==============================================================================
--- openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/TestNoCascadeOneToOneMerge.java
(added)
+++ openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/TestNoCascadeOneToOneMerge.java
Sun May 11 11:39:57 2008
@@ -0,0 +1,147 @@
+/*
+ * 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.detachment;
+
+import org.apache.openjpa.persistence.test.SingleEMFTestCase;
+import org.apache.openjpa.persistence.detachment.model.*;
+
+import javax.persistence.EntityManager;
+
+import junit.textui.TestRunner;
+
+/**
+ * Tests merging an entity having a unidirectional one-to-one relation and
+ * cascade=none.
+ *
+ * @author Gokhan Ergul
+ */
+public class TestNoCascadeOneToOneMerge
+    extends SingleEMFTestCase {
+
+    private int a_id;
+    private int b1_id;
+    private int b2_id;
+
+    public void setUp() {
+        setUp(SimpleA.class, SimpleRef.class, SimpleB.class, SimpleC.class, CLEAR_TABLES);
+        createEntities();
+    }
+
+    private void createEntities() {
+        SimpleRef b1 = new SimpleRef();
+        b1.setName("b1-name");
+
+        SimpleRef b2 = new SimpleRef();
+        b2.setName("b2-name");
+
+        SimpleA a = new SimpleA();
+        a.setName("a-name");
+        a.setRef(b1);
+
+        EntityManager em = emf.createEntityManager();
+        em.getTransaction().begin();
+        em.persist(b1);
+        em.persist(b2);
+        em.persist(a);
+        em.getTransaction().commit();
+        em.close();
+        a_id = a.getId();
+        b1_id = b1.getId();
+        b2_id = b2.getId();
+    }
+
+    public void testMergeAllAttached () {
+        EntityManager em = emf.createEntityManager();
+        SimpleA a = em.find(SimpleA.class, a_id);
+        SimpleRef b2 = em.find(SimpleRef.class, b2_id);
+        assertNotNull(a);
+        assertNotNull(b2);
+
+        // change a.b from b1 to b2 and merge
+        a.setRef(b2);
+
+        em.getTransaction().begin();
+        em.merge(a);
+        em.getTransaction().commit();
+        em.close();
+
+        em = emf.createEntityManager();
+        a = em.find(SimpleA.class, a_id);
+        em.close();
+        assertNotNull(a);
+        assertEquals(b2_id, a.getRef().getId());
+    }
+
+    public void testMergeRefAttached () {
+        EntityManager em = emf.createEntityManager();
+        SimpleA a = em.find(SimpleA.class, a_id);
+        assertNotNull(a);
+        em.close(); // detach a only
+
+        em = emf.createEntityManager();
+        SimpleRef b2 = em.find(SimpleRef.class, b2_id);
+        assertNotNull(b2);
+        // do not detach b2
+
+        // change a.b from b1 to b2 and merge
+        a.setRef(b2);
+
+        em.getTransaction().begin();
+        em.merge(a);
+        em.getTransaction().commit();
+        em.close();
+
+        em = emf.createEntityManager();
+        a = em.find(SimpleA.class, a_id);
+        em.close();
+        assertNotNull(a);
+        assertEquals(b2_id, a.getRef().getId());
+    }
+
+    public void testMergeDetached () {
+        EntityManager em = emf.createEntityManager();
+        SimpleA a = em.find(SimpleA.class, a_id);
+        SimpleRef b1 = em.find(SimpleRef.class, b1_id);
+        SimpleRef b2 = em.find(SimpleRef.class, b2_id);
+        assertNotNull(a);
+        assertNotNull(b1);
+        assertNotNull(b2);
+        em.close(); // detach all
+
+        // change a.b from b1 to b2 and merge
+        a.setRef(b2);
+
+        em = emf.createEntityManager();
+        em.getTransaction().begin();
+        em.merge(a);
+        em.getTransaction().commit();
+        em.close();
+
+        em = emf.createEntityManager();
+        a = em.find(SimpleA.class, a_id);
+        em.close();
+        assertNotNull(a);
+        assertEquals(b2_id, a.getRef().getId());
+    }
+
+    public static void main(String[] args) {
+        TestRunner.run(TestNoCascadeOneToOneMerge.class);
+    }
+}

Added: openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleA.java
URL: http://svn.apache.org/viewvc/openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleA.java?rev=655354&view=auto
==============================================================================
--- openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleA.java
(added)
+++ openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleA.java
Sun May 11 11:39:57 2008
@@ -0,0 +1,70 @@
+/*
+ * 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.detachment.model;
+
+import javax.persistence.*;
+import java.util.Set;
+import java.util.LinkedHashSet;
+
+@Entity
+public class SimpleA {
+
+    @Id
+    @GeneratedValue
+    protected int a_id;
+
+    @Basic
+    protected String name;
+
+    @OneToOne
+    protected SimpleRef ref;
+
+    @OneToMany(cascade=CascadeType.ALL, mappedBy="parent")
+    protected Set<SimpleB> b_set = new LinkedHashSet<SimpleB>();
+
+    public int getId() {
+        return a_id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public SimpleRef getRef() {
+        return ref;
+    }
+
+    public void setRef(SimpleRef ref) {
+        this.ref = ref;
+    }
+
+    public void addB(SimpleB b) {
+        b_set.add(b);
+        b.setParent(this);
+    }
+
+    public Set<SimpleB> getBs() {
+       return b_set;
+    }
+}

Added: openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleB.java
URL: http://svn.apache.org/viewvc/openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleB.java?rev=655354&view=auto
==============================================================================
--- openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleB.java
(added)
+++ openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleB.java
Sun May 11 11:39:57 2008
@@ -0,0 +1,71 @@
+/*
+ * 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.detachment.model;
+
+import javax.persistence.*;
+import java.util.Set;
+import java.util.LinkedHashSet;
+
+@Entity
+public class SimpleB {
+
+    @Id
+    @GeneratedValue
+    protected int b_id;
+
+    @Basic
+    protected String name;
+
+    @ManyToOne
+    @JoinColumn(name="A_ID", referencedColumnName="A_ID", nullable = false, updatable = false)
+    protected SimpleA parent;
+
+    @OneToMany(cascade=CascadeType.ALL, mappedBy="parent")
+    protected Set<SimpleC> c_set  = new LinkedHashSet<SimpleC>();
+
+    public int getId() {
+        return b_id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public SimpleA getParent() {
+       return parent;
+    }
+
+    public void setParent(SimpleA a) {
+       this.parent = a;
+    }
+
+    public void addC (SimpleC c) {
+        c_set.add (c);
+        c.setParent(this);
+    }
+
+    public Set<SimpleC> getCs() {
+       return c_set;
+    }
+}

Added: openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleC.java
URL: http://svn.apache.org/viewvc/openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleC.java?rev=655354&view=auto
==============================================================================
--- openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleC.java
(added)
+++ openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleC.java
Sun May 11 11:39:57 2008
@@ -0,0 +1,39 @@
+package org.apache.openjpa.persistence.detachment.model;
+
+import javax.persistence.*;
+
+@Entity
+public class SimpleC {
+
+    @Id
+    @GeneratedValue
+    protected int c_id;
+
+    @Basic
+    protected String name;
+
+    @ManyToOne(cascade=CascadeType.PERSIST)
+    @JoinColumn(name="B_ID", referencedColumnName="B_ID", nullable = false, updatable = false)
+    protected SimpleB parent;
+
+    public int getId() {
+        return c_id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public void setParent(SimpleB b) {
+       this.parent = b;
+    }
+
+    public SimpleB getParent() {
+       return parent;
+    }
+
+}

Added: openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleRef.java
URL: http://svn.apache.org/viewvc/openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleRef.java?rev=655354&view=auto
==============================================================================
--- openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleRef.java
(added)
+++ openjpa/branches/1.1.x/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/detachment/model/SimpleRef.java
Sun May 11 11:39:57 2008
@@ -0,0 +1,48 @@
+/*
+ * 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.detachment.model;
+
+import javax.persistence.*;
+import java.util.Set;
+import java.util.LinkedHashSet;
+
+@Entity
+public class SimpleRef {
+
+    @Id
+    @GeneratedValue
+    protected int id;
+
+    @Basic
+    protected String name;
+
+
+    public int getId() {
+        return id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+}



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