Examples of org.datanucleus.enhancer.asm.method.InitClass

Package org.datanucleus.enhancer.asm.method

Examples of org.datanucleus.enhancer.asm.method.InitClass

org.datanucleus.enhancer.asm.method.InitClass

Method to generate a static initialisation block for the class using ASM.

 static { jdoFieldNames = __jdoFieldNamesInit(); jdoFieldTypes = __jdoFieldTypesInit(); jdoFieldFlags = __jdoFieldFlagsInit(); jdoInheritedFieldCount = __jdoGetInheritedFieldCount(); jdoPersistenceCapableSuperclass = __jdoPersistenceCapableSuperclassInit(); JDOImplHelper.registerClass(___jdo$loadClass("mydomain.MyClass"), jdoFieldNames, jdoFieldTypes, jdoFieldFlags, jdoPersistenceCapableSuperclass, new MyClass()); }

@version $Revision: 1.4 $

    {
        if (enhancer.getClassMetaData().getPersistenceModifier() == ClassPersistenceModifier.PERSISTENCE_CAPABLE &&
            methodName.equals("<clinit>") && methodDescriptor.equals("()V") && opcode == Opcodes.RETURN)
        {
            // Add the initialise instructions to the existing block
            InitClass initMethod = InitClass.getInstance(enhancer);
            initMethod.addInitialiseInstructions(mv);


            // Add the RETURN
            mv.visitInsn(Opcodes.RETURN);
            return;
        }

View Full Code Here

            }


            if (!hasStaticInitialisation)
            {
                // Add a static initialisation block for the class since nothing added yet
                InitClass method = InitClass.getInstance(enhancer);
                method.initialise(cv);
                method.execute();
                method.close();
            }


            if (!hasDefaultConstructor && enhancer.hasOption(ClassEnhancer.OPTION_GENERATE_DEFAULT_CONSTRUCTOR))
            {
                // Add a default constructor
                DefaultConstructor ctr = DefaultConstructor.getInstance(enhancer);
                ctr.initialise(cv);
                ctr.execute();
                ctr.close();
            }


            // Add any new methods
            List methods = enhancer.getMethodsList();
            Iterator methodsIter = methods.iterator();
            while (methodsIter.hasNext())
            {
                ASMClassMethod method = (ASMClassMethod)methodsIter.next();


                method.initialise(cv);
                method.execute();
                method.close();
            }


            if (Serializable.class.isAssignableFrom(enhancer.cls))
            {
                // Class is Serializable
                if (!hasSerialVersionUID)
                {
                    // Needs "serialVersionUID" field
                    Long uid = null;
                    try
                    {
                        uid = (Long) AccessController.doPrivileged(new PrivilegedAction()
                        {
                            public Object run()
                            {
                                return Long.valueOf(ObjectStreamClass.lookup(enhancer.getClassEnhanced()).getSerialVersionUID());
                            }
                        });
                    }
                    catch (Throwable e)
                    {
                        DataNucleusEnhancer.LOGGER.warn(StringUtils.getStringFromStackTrace(e));
                    }
                    ClassField cf = new ClassField(enhancer, enhancer.getSerialVersionUidFieldName(),
                        Opcodes.ACC_PRIVATE | Opcodes.ACC_STATIC | Opcodes.ACC_FINAL, long.class, uid);
                    if (DataNucleusEnhancer.LOGGER.isDebugEnabled())
                    {
                        DataNucleusEnhancer.LOGGER.debug(LOCALISER.msg("Enhancer.AddField",
                            ((Class)cf.getType()).getName() + " " + cf.getName()));
                    }
                    cv.visitField(cf.getAccess(), cf.getName(), Type.getDescriptor((Class)cf.getType()), null, cf.getInitialValue());
                }
                if (!hasWriteObject)
                {
                    ASMClassMethod method = WriteObject.getInstance(enhancer);
                    method.initialise(cv);
                    method.execute();
                    method.close();
                }
            }


            // Add jdoGetXXX, jdoSetXXX for each of the (managed) fields/properties
            AbstractMemberMetaData[] fmds = cmd.getManagedMembers();

View Full Code Here

    {
        if (enhancer.getClassMetaData().getPersistenceModifier() == ClassPersistenceModifier.PERSISTENCE_CAPABLE &&
            methodName.equals("<clinit>") && methodDescriptor.equals("()V") && opcode == Opcodes.RETURN)
        {
            // Add the initialise instructions to the existing block
            InitClass initMethod = InitClass.getInstance(enhancer);
            initMethod.addInitialiseInstructions(mv);


            // Add the RETURN
            mv.visitInsn(Opcodes.RETURN);
            return;
        }

View Full Code Here

            }


            if (!hasStaticInitialisation)
            {
                // Add a static initialisation block for the class since nothing added yet
                InitClass method = InitClass.getInstance(enhancer);
                method.initialise(cv);
                method.execute();
                method.close();
            }


            if (!hasDefaultConstructor)
            {
                // Add a default constructor
                DefaultConstructor ctr = DefaultConstructor.getInstance(enhancer);
                ctr.initialise(cv);
                ctr.execute();
                ctr.close();
            }


            // Add any new methods
            List methods = enhancer.getMethodsList();
            Iterator methodsIter = methods.iterator();
            while (methodsIter.hasNext())
            {
                ASMClassMethod method = (ASMClassMethod)methodsIter.next();


                method.initialise(cv);
                method.execute();
                method.close();
            }


            if (Serializable.class.isAssignableFrom(enhancer.cls))
            {
                // Class is Serializable
                if (!hasSerialVersionUID)
                {
                    // Needs "serialVersionUID" field
                    Long uid = null;
                    try
                    {
                        uid = new Long(ObjectStreamClass.lookup(enhancer.getClassEnhanced()).getSerialVersionUID());
                    }
                    catch (Throwable e)
                    {
                        DataNucleusEnhancer.LOGGER.warn(StringUtils.getStringFromStackTrace(e));
                    }
                    ClassField cf = new ClassField(enhancer, ClassEnhancer.FN_serialVersionUID,
                        Opcodes.ACC_PRIVATE | Opcodes.ACC_STATIC | Opcodes.ACC_FINAL, long.class, uid);
                    if (DataNucleusEnhancer.LOGGER.isDebugEnabled())
                    {
                        DataNucleusEnhancer.LOGGER.debug(LOCALISER.msg("Enhancer.AddField",
                            ((Class)cf.getType()).getName() + " " + cf.getName()));
                    }
                    cv.visitField(cf.getAccess(), cf.getName(), Type.getDescriptor((Class)cf.getType()), null, cf.getInitialValue());
                }
                if (!hasWriteObject)
                {
                    ASMClassMethod method = WriteObject.getInstance(enhancer);
                    method.initialise(cv);
                    method.execute();
                    method.close();
                }
            }


            // Add jdoGetXXX, jdoSetXXX for each of the (managed) fields/properties
            AbstractMemberMetaData[] fmds = enhancer.getClassMetaData().getManagedMembers();

View Full Code Here

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Related Classes of org.datanucleus.enhancer.asm.method.InitClass

org.datanucleus.enhancer.asm.JdoClassAdapter

org.datanucleus.enhancer.asm.JdoMethodAdapter

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