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Posted to commits@labs.apache.org by si...@apache.org on 2009/07/22 03:03:12 UTC

svn commit: r796594 - in /labs/magma/trunk/database-jpa/src: main/java/org/apache/magma/database/openjpa/ test/java/org/apache/magma/database/openjpa/ test/java/org/apache/magma/database/openjpa/stuff/

Author: simoneg
Date: Wed Jul 22 01:03:11 2009
New Revision: 796594

URL: http://svn.apache.org/viewvc?rev=796594&view=rev
Log:
LABS-389 : Automatic injection of @Id and @Version on JPA entities

Added:
    labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/InstallIdByDefault.aj
    labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/InstallVersionByDefault.aj
    labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/NoId.java
    labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/NoVersion.java
    labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/stuff/EmptyFakeBean.java
    labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/stuff/NoIdFakeBean.java
    labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/stuff/NoVersionFakeBean.java
Modified:
    labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/TestJPAPersistedInjection.java

Added: labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/InstallIdByDefault.aj
URL: http://svn.apache.org/viewvc/labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/InstallIdByDefault.aj?rev=796594&view=auto
==============================================================================
--- labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/InstallIdByDefault.aj (added)
+++ labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/InstallIdByDefault.aj Wed Jul 22 01:03:11 2009
@@ -0,0 +1,66 @@
+/*
+ * 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.magma.database.openjpa;
+
+
+import javax.persistence.GeneratedValue;
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.EmbeddedId;
+
+/**
+ * Adds by default an id to those entities that does not have it.
+ *
+ * @author Simone Gianni <si...@apache.org>
+ */
+public aspect InstallIdByDefault {
+
+	/**
+	 * Marker interface for beans receiving the default id.
+	 *
+	 * @author Simone Gianni <si...@apache.org>
+	 */
+	public static interface WithDefaultId {
+		
+	}
+	
+	declare parents : ((@Entity *) && !(@NoId *) && !hasmethod(@(Id||EmbeddedId) public * get*()) && !hasfield(@(Id||EmbeddedId) * *)) implements WithDefaultId;
+	
+	/**
+	 * The default provided id field.
+	 */
+	private long WithDefaultId.id;
+	
+	/**
+	 * Getter for the default id.
+	 * @return The entity id.
+	 */
+	@Id
+	@GeneratedValue
+	public long WithDefaultId.getId() {
+		return id;
+	}
+	
+	/**
+	 * Setter for the default id.
+	 * @param newId The entity id.
+	 */
+	void WithDefaultId.setId(long newId) {
+		id = newId;
+	}
+	
+}

Added: labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/InstallVersionByDefault.aj
URL: http://svn.apache.org/viewvc/labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/InstallVersionByDefault.aj?rev=796594&view=auto
==============================================================================
--- labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/InstallVersionByDefault.aj (added)
+++ labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/InstallVersionByDefault.aj Wed Jul 22 01:03:11 2009
@@ -0,0 +1,65 @@
+/*
+ * 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.magma.database.openjpa;
+
+import javax.persistence.GeneratedValue;
+import javax.persistence.Version;
+import javax.persistence.Entity;
+
+/**
+ * Provides by default a version field to those entities missing it.
+ *
+ * @author Simone Gianni <si...@apache.org>
+ */
+
+public aspect InstallVersionByDefault {
+
+	/**
+	 * Marker interface for beans receiving the default version field.
+	 *
+	 * @author Simone Gianni <si...@apache.org>
+	 */
+	public static interface WithDefaultVersion {
+		
+	}
+	
+	declare parents : ((@Entity *) && !(@NoVersion *) && !hasmethod(@Version public * get*()) && !hasfield(@Version * *)) implements WithDefaultVersion;
+	
+	/**
+	 * The default version field.
+	 */
+	private long WithDefaultVersion.version;
+	
+	/**
+	 * Getter for the default version field.
+	 * @return The version of the bean.
+	 */
+	@Version
+	public long WithDefaultVersion.getVersion() {
+		return version;
+	}
+	
+	/**
+	 * Setter for the default version field.
+	 * @param newVersion The new version of the bean.
+	 */
+	public void WithDefaultVersion.setVersion(long newVersion) {
+		version = newVersion;
+	}
+	
+	
+}

Added: labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/NoId.java
URL: http://svn.apache.org/viewvc/labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/NoId.java?rev=796594&view=auto
==============================================================================
--- labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/NoId.java (added)
+++ labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/NoId.java Wed Jul 22 01:03:11 2009
@@ -0,0 +1,21 @@
+package org.apache.magma.database.openjpa;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+import javax.persistence.Entity;
+import javax.persistence.Id;
+
+/**
+ * Use this annotation on {@link Entity} beans that does not have an {@link Id} and should
+ * not receive the default one.
+ *
+ * @author Simone Gianni <si...@apache.org>
+ */
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.TYPE)
+public @interface NoId {
+
+}

Added: labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/NoVersion.java
URL: http://svn.apache.org/viewvc/labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/NoVersion.java?rev=796594&view=auto
==============================================================================
--- labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/NoVersion.java (added)
+++ labs/magma/trunk/database-jpa/src/main/java/org/apache/magma/database/openjpa/NoVersion.java Wed Jul 22 01:03:11 2009
@@ -0,0 +1,21 @@
+package org.apache.magma.database.openjpa;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+import javax.persistence.Entity;
+import javax.persistence.Version;
+
+/**
+ * Use this annotation on {@link Entity} beans that does not have a {@link Version} and should
+ * not receive the default one.
+ *
+ * @author Simone Gianni <si...@apache.org>
+ */
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.TYPE)
+public @interface NoVersion {
+
+}

Modified: labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/TestJPAPersistedInjection.java
URL: http://svn.apache.org/viewvc/labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/TestJPAPersistedInjection.java?rev=796594&r1=796593&r2=796594&view=diff
==============================================================================
--- labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/TestJPAPersistedInjection.java (original)
+++ labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/TestJPAPersistedInjection.java Wed Jul 22 01:03:11 2009
@@ -19,7 +19,13 @@
 import static org.junit.Assert.*;
 
 import org.apache.magma.database.DatabasePersisted;
+import org.apache.magma.database.openjpa.InstallIdByDefault.WithDefaultId;
+import org.apache.magma.database.openjpa.InstallVersionByDefault.WithDefaultVersion;
+import org.apache.magma.database.openjpa.stuff.EmptyFakeBean;
 import org.apache.magma.database.openjpa.stuff.FakeBean;
+import org.apache.magma.database.openjpa.stuff.FakeBeanPropertyAccess;
+import org.apache.magma.database.openjpa.stuff.NoIdFakeBean;
+import org.apache.magma.database.openjpa.stuff.NoVersionFakeBean;
 
 import org.junit.Test;
 
@@ -31,4 +37,28 @@
 		assertTrue(b instanceof DatabasePersisted);
 	}
 	
+	@Test
+	public void versionAndId() throws Exception {
+		Object b = new EmptyFakeBean();
+		assertTrue("No default id on " + b.getClass(), b instanceof WithDefaultId);
+		assertTrue("No default version" + b.getClass(), b instanceof WithDefaultVersion);
+		
+		b = new FakeBean();
+		assertFalse("Default id on " + b.getClass(), b instanceof WithDefaultId);
+		assertTrue("No default version" + b.getClass(), b instanceof WithDefaultVersion);
+
+		b = new FakeBeanPropertyAccess();
+		assertFalse("Default id on " + b.getClass(), b instanceof WithDefaultId);
+		assertTrue("No default version" + b.getClass(), b instanceof WithDefaultVersion);
+		
+		b = new NoVersionFakeBean();
+		assertTrue("No default id on " + b.getClass(), b instanceof WithDefaultId);
+		assertFalse("Default version" + b.getClass(), b instanceof WithDefaultVersion);
+		
+		b = new NoIdFakeBean();
+		assertFalse("Default id on " + b.getClass(), b instanceof WithDefaultId);
+		assertTrue("No default version" + b.getClass(), b instanceof WithDefaultVersion);
+		
+	}
+	
 }

Added: labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/stuff/EmptyFakeBean.java
URL: http://svn.apache.org/viewvc/labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/stuff/EmptyFakeBean.java?rev=796594&view=auto
==============================================================================
--- labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/stuff/EmptyFakeBean.java (added)
+++ labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/stuff/EmptyFakeBean.java Wed Jul 22 01:03:11 2009
@@ -0,0 +1,35 @@
+/*
+ * 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.magma.database.openjpa.stuff;
+
+import javax.persistence.Entity;
+
+@Entity
+public class EmptyFakeBean {
+
+	private String name;
+
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+	
+	
+}

Added: labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/stuff/NoIdFakeBean.java
URL: http://svn.apache.org/viewvc/labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/stuff/NoIdFakeBean.java?rev=796594&view=auto
==============================================================================
--- labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/stuff/NoIdFakeBean.java (added)
+++ labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/stuff/NoIdFakeBean.java Wed Jul 22 01:03:11 2009
@@ -0,0 +1,27 @@
+/*
+ * 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.magma.database.openjpa.stuff;
+
+import javax.persistence.Entity;
+
+import org.apache.magma.database.openjpa.NoId;
+
+@Entity
+@NoId
+public class NoIdFakeBean {
+
+}

Added: labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/stuff/NoVersionFakeBean.java
URL: http://svn.apache.org/viewvc/labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/stuff/NoVersionFakeBean.java?rev=796594&view=auto
==============================================================================
--- labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/stuff/NoVersionFakeBean.java (added)
+++ labs/magma/trunk/database-jpa/src/test/java/org/apache/magma/database/openjpa/stuff/NoVersionFakeBean.java Wed Jul 22 01:03:11 2009
@@ -0,0 +1,27 @@
+/*
+ * 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.magma.database.openjpa.stuff;
+
+import javax.persistence.Entity;
+
+import org.apache.magma.database.openjpa.NoVersion;
+
+@Entity
+@NoVersion
+public class NoVersionFakeBean {
+
+}



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