svn commit: r634593 - in /openejb/trunk/openejb3/container/openejb-core: pom.xml src/main/java/org/apache/openejb/util/MakeTxLookup.java src/main/resources/org/apache/openejb/hibernate/

[db...@apache.org]

Author: dblevins
Date: Fri Mar  7 01:43:08 2008
New Revision: 634593

URL: http://svn.apache.org/viewvc?rev=634593&view=rev
Log:
Different approach to generating a tx manager lookup class for hibernate users

Added:
    openejb/trunk/openejb3/container/openejb-core/src/main/java/org/apache/openejb/util/MakeTxLookup.java
Removed:
    openejb/trunk/openejb3/container/openejb-core/src/main/resources/org/apache/openejb/hibernate/
Modified:
    openejb/trunk/openejb3/container/openejb-core/pom.xml

Modified: openejb/trunk/openejb3/container/openejb-core/pom.xml
URL: http://svn.apache.org/viewvc/openejb/trunk/openejb3/container/openejb-core/pom.xml?rev=634593&r1=634592&r2=634593&view=diff
==============================================================================
--- openejb/trunk/openejb3/container/openejb-core/pom.xml (original)
+++ openejb/trunk/openejb3/container/openejb-core/pom.xml Fri Mar  7 01:43:08 2008
@@ -123,6 +123,13 @@
                 </tstamp>
                 <replace file="target/classes/openejb-version.properties" token="@DATE-REPLACED-BY-MAVEN@" value="${DSTAMP}" />
                 <replace file="target/classes/openejb-version.properties" token="@TIME-REPLACED-BY-MAVEN@" value="${TSTAMP}" />
+                <property name="compile_classpath" refid="maven.compile.classpath"/>
+                <java classname="org.apache.openejb.util.MakeTxLookup">
+                  <arg value="${project.build.directory}"/>
+                  <classpath>
+                    <pathelement path="${compile_classpath}"/>
+                  </classpath>
+                </java>
               </tasks>
             </configuration>
           </execution>

Added: openejb/trunk/openejb3/container/openejb-core/src/main/java/org/apache/openejb/util/MakeTxLookup.java
URL: http://svn.apache.org/viewvc/openejb/trunk/openejb3/container/openejb-core/src/main/java/org/apache/openejb/util/MakeTxLookup.java?rev=634593&view=auto
==============================================================================
--- openejb/trunk/openejb3/container/openejb-core/src/main/java/org/apache/openejb/util/MakeTxLookup.java (added)
+++ openejb/trunk/openejb3/container/openejb-core/src/main/java/org/apache/openejb/util/MakeTxLookup.java Fri Mar  7 01:43:08 2008
@@ -0,0 +1,83 @@
+/**
+ * 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.openejb.util;
+
+import org.objectweb.asm.AnnotationVisitor;
+import org.objectweb.asm.ClassWriter;
+import org.objectweb.asm.FieldVisitor;
+import org.objectweb.asm.MethodVisitor;
+import org.objectweb.asm.Opcodes;
+
+import java.io.File;
+import java.io.FileOutputStream;
+
+public class MakeTxLookup implements Opcodes {
+
+    public static void main(String[] args) throws Exception {
+        File file = new File(args[0]);
+
+        String[] path = {"classes", "org", "apache", "openejb", "hibernate", "TransactionManagerLookup.class"};
+        for (String s : path) file = new File(file, s);
+
+        file.getParentFile().mkdirs();
+        
+        FileOutputStream out = new FileOutputStream(file);
+        out.write(dump());
+        out.close();
+    }
+
+    public static byte[] dump() throws Exception {
+
+        ClassWriter cw = new ClassWriter(false);
+        FieldVisitor fv;
+        MethodVisitor mv;
+        AnnotationVisitor av0;
+
+        cw.visit(V1_5, ACC_PUBLIC + ACC_SUPER, "org/apache/openejb/hibernate/TransactionManagerLookup", null, "java/lang/Object", new String[]{"org/hibernate/transaction/TransactionManagerLookup"});
+
+        cw.visitSource("TransactionManagerLookup.java", null);
+
+        {
+            mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
+            mv.visitCode();
+            mv.visitVarInsn(ALOAD, 0);
+            mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V");
+            mv.visitInsn(RETURN);
+            mv.visitMaxs(1, 1);
+            mv.visitEnd();
+        }
+        {
+            mv = cw.visitMethod(ACC_PUBLIC, "getTransactionManager", "(Ljava/util/Properties;)Ljavax/transaction/TransactionManager;", null, new String[]{"org/hibernate/HibernateException"});
+            mv.visitCode();
+            mv.visitMethodInsn(INVOKESTATIC, "org/apache/openejb/OpenEJB", "getTransactionManager", "()Ljavax/transaction/TransactionManager;");
+            mv.visitInsn(ARETURN);
+            mv.visitMaxs(1, 2);
+            mv.visitEnd();
+        }
+        {
+            mv = cw.visitMethod(ACC_PUBLIC, "getUserTransactionName", "()Ljava/lang/String;", null, null);
+            mv.visitCode();
+            mv.visitLdcInsn("java:comp/UserTransaction");
+            mv.visitInsn(ARETURN);
+            mv.visitMaxs(1, 1);
+            mv.visitEnd();
+        }
+        cw.visitEnd();
+
+        return cw.toByteArray();
+    }
+}