OPENJPA-2373: test case for MapsId with auto-generated identity

git-svn-id: https://svn.apache.org/repos/asf/openjpa/trunk@1469652 13f79535-47bb-0310-9956-ffa450edef68

openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/common/apps/Part.java

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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.common.apps;
+
+import java.io.Serializable;
+import javax.persistence.Column;
+import javax.persistence.EmbeddedId;
+import javax.persistence.Entity;
+import javax.persistence.ManyToOne;
+import javax.persistence.MapsId;
+import javax.persistence.Table;
+
+import org.apache.openjpa.persistence.jdbc.ForeignKey;
+import org.apache.openjpa.persistence.jdbc.ForeignKeyAction;
+
+@Entity
+@Table(name="MPTZZS")
+public class Part implements Serializable {
+
+    @Column(name="NA_PT", length=20)
+    private String partName;
+
+    @EmbeddedId
+    private PartPK id = new PartPK();
+
+    @ManyToOne
+    @MapsId("textileId")
+    Shirt shirt;
+
+    public PartPK getId() {
+        return id;
+    }
+
+    public String getPartName() {
+        return partName;
+    }
+
+    public void setPartName(String aPartName) {
+        partName = aPartName;
+    }
+
+    public Shirt getShirt() {
+        return shirt;
+    }
+
+    public void setShirt(Shirt shirt) {
+        this.shirt = shirt;
+    }
+}

openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/common/apps/PartPK.java

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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.common.apps;
+
+import java.io.Serializable;
+import javax.persistence.Column;
+import javax.persistence.Embeddable;
+
+@Embeddable
+public class PartPK implements Serializable {
+    /*Textile Id*/
+
+    @Column(name="ID_TXE", length=4)
+    private Integer textileId;
+
+    /*Part Number*/
+    @Column(name="NU_PT", length=4)
+    private Integer partNumber;
+
+    public PartPK() {
+    }
+
+    public Integer getTextileId() {
+        return textileId;
+    }
+
+    public void setTextileId(Integer aTextileId) {
+        textileId = aTextileId;
+    }
+
+    public Integer getPartNumber() {
+        return partNumber;
+    }
+
+    public void setPartNumber(Integer aPartNumber) {
+        partNumber = aPartNumber;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj == null) {
+            return false;
+        }
+        if (getClass() != obj.getClass()) {
+            return false;
+        }
+        PartPK other = (PartPK) obj;
+        if (partNumber == null) {
+            if (other.partNumber != null) {
+                return false;
+            }
+        } else if (!partNumber.equals(other.partNumber)) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result
+                + ((partNumber == null) ? 0 : partNumber.hashCode());
+        return result;
+    }
+}

openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/common/apps/Shirt.java

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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.common.apps;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.Collection;
+import javax.persistence.CascadeType;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.FetchType;
+import javax.persistence.OneToMany;
+import javax.persistence.Table;
+
+/**
+ * 
+ * @author Pinaki Poddar
+ *
+ */
+@Entity
+@Table(name="MPTZZV")
+public class Shirt extends Textile implements Serializable {
+
+    @Column(name="ID_SZE", length=1)
+    private String szeId;
+
+    public String getSzeId() {
+        return szeId;
+    }
+
+    public void setSzeId(String aSzeId) {
+        szeId = aSzeId;
+    }
+
+    @OneToMany(cascade=CascadeType.ALL, mappedBy="shirt", fetch=FetchType.EAGER, orphanRemoval=true)
+    Collection<Part> parts = new ArrayList<Part>();
+
+    
+    public Collection<Part> getParts() {
+        return parts;
+    }
+
+    public void setParts(Collection<Part> parts) {
+        this.parts = parts;
+    }
+
+}

openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/common/apps/Textile.java

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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.common.apps;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.Inheritance;
+import javax.persistence.InheritanceType;
+import javax.persistence.Table;
+
+import java.io.Serializable;
+
+@Entity
+@Inheritance(strategy=InheritanceType.JOINED)
+@Table(name="MPTZZT")
+public class Textile implements Serializable {
+
+    @Id
+    @GeneratedValue(strategy=GenerationType.IDENTITY)
+    @Column(name="ID_TXE", length=4)
+    private Integer textileId;
+
+    @Column(name="NA_TXE", length=20)
+    private String txeName;
+
+    public Integer getTextileId() {
+        return textileId;
+    }
+
+    public void setTextileId(Integer aTextileId) {
+        textileId = aTextileId;
+    }
+
+    public String getTxeName() {
+        return txeName;
+    }
+
+    public void setTxeName(String aTxeName) {
+        txeName = aTxeName;
+    }
+}

openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/common/apps/TextilePK.java

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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.common.apps;
+
+import java.io.Serializable;
+import javax.persistence.Column;
+import javax.persistence.Embeddable;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+
+@Embeddable
+public class TextilePK implements Serializable {
+
+    @GeneratedValue(strategy=GenerationType.IDENTITY)
+    @Column(name="ID_TXE", length=4)
+    private Integer textileId;
+
+    public TextilePK() {
+    }
+
+    public Integer getTextileId() {
+        return textileId;
+    }
+
+    public void setTextileId(Integer aTextileId) {
+        textileId = aTextileId;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj == null) {
+            return false;
+        }
+        if (getClass() != obj.getClass()) {
+            return false;
+        }
+        TextilePK other = (TextilePK) obj;
+        if (textileId == null) {
+            if (other.textileId != null) {
+                return false;
+            }
+        } else if (!textileId.equals(other.textileId)) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((textileId == null) ? 0 : textileId.hashCode());
+        return result;
+    }
+}

openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/common/apps/Trousers.java

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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.common.apps;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.Table;
+
+import java.io.Serializable;
+
+@Entity
+@Table(name="MPTZZU")
+public class Trousers extends Textile implements Serializable {
+
+    @Column(name="NU_LNH", length=4)
+    private Integer lnhNumber;
+
+    public Integer getLnhNumber() {
+        return lnhNumber;
+    }
+
+    public void setLnhNumber(Integer aLnhNumber) {
+        lnhNumber = aLnhNumber;
+    }
+
+}

openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/inheritance/jointable/onetomany/TestMapsIdWithAutoGeneratedKey.java

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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.inheritance.jointable.onetomany;
+
+
+import javax.naming.NamingException;
+import javax.persistence.EntityManager;
+import javax.persistence.EntityTransaction;
+
+import org.apache.openjpa.persistence.common.apps.Part;
+import org.apache.openjpa.persistence.common.apps.PartPK;
+import org.apache.openjpa.persistence.common.apps.Shirt;
+import org.apache.openjpa.persistence.common.apps.Textile;
+import org.apache.openjpa.persistence.common.apps.TextilePK;
+import org.apache.openjpa.persistence.common.apps.Trousers;
+import org.apache.openjpa.persistence.test.SingleEMFTestCase;
+
+/**
+ * Tests persisting a domain model where {@code MapsId} is used for a
+ * entity that uses auto-generated identity.
+ * <br>
+ * The test is created with a reported error with following domain model:
+ * <ol>
+ * <LI> The domain model used a Joined Inheritance of Textile->(Shirt, Trousers)
+ * <LI> Textile used auto-assigned primary key
+ * <LI> A Shirt has Parts. 
+ * <LI> Part used @Maps id annotation to refer the Shirt it belongs to.
+ * </ol>   
+ * and following configuration
+ * <ol>
+ * <li> the schema was defined with SQL DDL script and included foreign
+ * key constraints.
+ * <li> {@code openjpa.jdbc.MappingDefaults} was not configured
+ * </ol>
+ * <p>
+ * Under the above conditions, the {@code INSERT} SQL for Shirt was
+ * generated twice during flush: once to obtain the primary key from
+ * the database and (erroneously) second time while flushing a Part
+ * via its @MapsId relation.
+ * 
+ * @see Shirt
+ * @see TextTile
+ * @see and other classes of the domain model 
+ * 
+ * @author Pinaki Poddar
+ *
+ */
+public class TestMapsIdWithAutoGeneratedKey extends SingleEMFTestCase {
+    public void setUp() {
+        super.setUp(DROP_TABLES, 
+        	Textile.class, TextilePK.class,
+        	Shirt.class, Trousers.class,
+        	Part.class, PartPK.class);
+    }
+
+
+    public void testPersistShirtWithPart() throws NamingException {
+        EntityManager em = emf.createEntityManager();
+        EntityTransaction tx = em.getTransaction();
+        int nPart = 3;
+        tx.begin();
+
+        Shirt shirt = new Shirt();
+        String name = "Shirt: " + System.currentTimeMillis();
+        shirt.setTxeName(name);
+        String size = "L";
+        shirt.setSzeId(size);
+        
+        int pid = (int) System.currentTimeMillis();
+        for (int i = 0; i < nPart; i++) {
+	        Part part = new Part();
+	        part.setPartName("Part");
+	        part.getId().setPartNumber(pid++);
+	        part.setShirt(shirt);
+	        shirt.getParts().add(part);
+        }
+        em.persist(shirt);
+        tx.commit();
+        em.close();
+        
+        int sid = shirt.getTextileId();
+        em = emf.createEntityManager();
+        shirt = em.find(Shirt.class, sid);
+        assertNotNull(shirt);
+        assertNotNull(shirt.getParts());
+        assertEquals(nPart, shirt.getParts().size());
+        
+    }
+}