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Posted to commits@openjpa.apache.org by fa...@apache.org on 2010/01/28 22:57:48 UTC

svn commit: r904277 - in /openjpa/trunk: openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/kernel/ openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/embed/

Author: faywang
Date: Thu Jan 28 21:57:48 2010
New Revision: 904277

URL: http://svn.apache.org/viewvc?rev=904277&view=rev
Log:
OPENJPA-1486: lazily fetched embeddable should not be materialized in the query result

Added:
    openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/embed/EntityA_Embed.java   (with props)
Modified:
    openjpa/trunk/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/kernel/JDBCStoreManager.java
    openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/embed/TestEmbeddable.java

Modified: openjpa/trunk/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/kernel/JDBCStoreManager.java
URL: http://svn.apache.org/viewvc/openjpa/trunk/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/kernel/JDBCStoreManager.java?rev=904277&r1=904276&r2=904277&view=diff
==============================================================================
--- openjpa/trunk/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/kernel/JDBCStoreManager.java (original)
+++ openjpa/trunk/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/kernel/JDBCStoreManager.java Thu Jan 28 21:57:48 2010
@@ -1025,8 +1025,13 @@
                     	fetch.traverseJDBC(fms[i]), eres);
                     if (processed != eres)
                         res.putEager(fms[i], processed);
-                } else
-                    fms[i].load(sm, this, fetch.traverseJDBC(fms[i]), res);
+                } else {
+                    boolean lazyEmbeddable = fms[i].getValueMapping().isEmbedded() &&
+                        fms[i].getEmbeddedMetaData() != null && 
+                        fetch.requiresFetch(fms[i]) == FetchConfiguration.FETCH_NONE;
+                    if (!lazyEmbeddable)    
+                        fms[i].load(sm, this, fetch.traverseJDBC(fms[i]), res);
+                }
             } finally {
                 res.endDataRequest();
             }

Added: openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/embed/EntityA_Embed.java
URL: http://svn.apache.org/viewvc/openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/embed/EntityA_Embed.java?rev=904277&view=auto
==============================================================================
--- openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/embed/EntityA_Embed.java (added)
+++ openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/embed/EntityA_Embed.java Thu Jan 28 21:57:48 2010
@@ -0,0 +1,77 @@
+/*
+ * 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.embed;
+import java.io.Serializable;
+
+import javax.persistence.Basic;
+import javax.persistence.Column;
+import javax.persistence.Embedded;
+import javax.persistence.Entity;
+import javax.persistence.FetchType;
+import javax.persistence.Id;
+import javax.persistence.Table;
+
+@Entity
+@Table(name="TBL7B")
+public class EntityA_Embed implements Serializable {
+    @Id
+    Integer id;
+
+    @Column(length=30)
+    String name;
+    
+    @Basic(fetch=FetchType.LAZY)
+    int age;
+
+    @Embedded
+    protected Embed embed;
+    
+    public int getAge() {
+        return age;
+    }
+
+    public void setAge(int age) {
+        this.age = age;
+    }
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public Embed getEmbed() {
+        return embed;
+    }
+    
+    public void setEmbed(Embed embed) {
+        this.embed = embed;
+    }
+}
+

Propchange: openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/embed/EntityA_Embed.java
------------------------------------------------------------------------------
    svn:eol-style = native

Modified: openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/embed/TestEmbeddable.java
URL: http://svn.apache.org/viewvc/openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/embed/TestEmbeddable.java?rev=904277&r1=904276&r2=904277&view=diff
==============================================================================
--- openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/embed/TestEmbeddable.java (original)
+++ openjpa/trunk/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/embed/TestEmbeddable.java Thu Jan 28 21:57:48 2010
@@ -36,6 +36,7 @@
 import javax.persistence.EntityManager;
 import javax.persistence.EntityManagerFactory;
 import javax.persistence.EntityTransaction;
+import javax.persistence.PersistenceUnitUtil;
 import javax.persistence.Query;
 
 import org.apache.openjpa.jdbc.conf.JDBCConfiguration;
@@ -44,7 +45,9 @@
 import org.apache.openjpa.jdbc.sql.DBDictionary;
 import org.apache.openjpa.jdbc.sql.OracleDictionary;
 import org.apache.openjpa.persistence.ArgumentException;
+import org.apache.openjpa.persistence.OpenJPAEntityManager;
 import org.apache.openjpa.persistence.OpenJPAEntityManagerSPI;
+import org.apache.openjpa.persistence.OpenJPAPersistence;
 import org.apache.openjpa.persistence.test.SQLListenerTestCase;
 
 public class TestEmbeddable extends SQLListenerTestCase {
@@ -100,7 +103,7 @@
             Embed_MappedToOne.class, Embed_MappedToOneCascadeDelete.class, 
             EntityA_Embed_MappedToOneCascadeDelete.class, EntityB2.class, 
             Book.class, Listing.class, Seller.class,
-            EntityA_Embed_Coll_Map.class, Embed_Coll_Map.class,
+            EntityA_Embed_Coll_Map.class, Embed_Coll_Map.class, EntityA_Embed.class,
             EntityA_Embed_Complex.class, A.class, CLEAR_TABLES);
             sql.clear();
             DBDictionary dict = ((JDBCConfiguration)emf.getConfiguration()).getDBDictionaryInstance();
@@ -922,6 +925,35 @@
         assertNull(b);
         em.close();
     }
+    
+    public void testLazyFetchEmbed() {
+        EntityManager em = emf.createEntityManager();
+        EntityA_Embed a = new EntityA_Embed();
+        a.setId(ID);
+        a.setName("name");
+        a.setAge(1);
+        Embed emb = new Embed();
+        emb.setIntVal1(1);
+        emb.setIntVal1(2);
+        emb.setIntVal1(3);
+        a.setEmbed(emb);
+        em.persist(a);
+        em.getTransaction().begin();
+        em.getTransaction().commit();
+        em.clear();
+        
+        PersistenceUnitUtil puu = emf.getPersistenceUnitUtil();
+        OpenJPAEntityManager kem = OpenJPAPersistence.cast(em);
+        // do not fetch emb
+        kem.getFetchPlan().resetFetchGroups().removeFetchGroup("default")
+            .addField(EntityA_Embed.class, "name")
+            .addField(EntityA_Embed.class, "age");
+        a = em.find(EntityA_Embed.class, ID);
+        assertNotNull(a);
+        Embed embed = a.getEmbed();
+        assertNull(embed);
+        assertFalse(puu.isLoaded(a, "embed"));
+    }
 
     /*
      * Find EntityA_Embed_MappedToOne