Package org.drools.asm

Examples of org.drools.asm.MethodVisitor.visitLabel()

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                                                 exceptions );
        mv.visitCode();

        // return __field;
        final Label l0 = new Label();
        mv.visitLabel( l0 );
        mv.visitVarInsn( Opcodes.ALOAD,
                         0 );
        mv.visitFieldInsn( Opcodes.GETFIELD,
                           className,
                           fieldName,
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                           Type.getDescriptor( fieldType ) );
        mv.visitInsn( Type.getType( fieldType ).getOpcode( Opcodes.IRETURN ) );

        // local variables table
        final Label l4 = new Label();
        mv.visitLabel( l4 );
        mv.visitLocalVariable( "this",
                               "L" + className + ";",
                               null,
                               l0,
                               l4,
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                                                                           new Type[]{} ),
                                                 null,
                                                 null );
        mv.visitCode();
        final Label l0 = new Label();
        mv.visitLabel( l0 );
        for ( final Iterator it = fieldTypes.entrySet().iterator(); it.hasNext(); ) {
            final Map.Entry entry = (Map.Entry) it.next();
            final String fieldName = (String) entry.getKey();
            final String fieldFlag = fieldName + ShadowProxyFactory.FIELD_SET_FLAG;
            final Class fieldType = ((Method) entry.getValue()).getReturnType();
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            final Map.Entry entry = (Map.Entry) it.next();
            final String fieldName = (String) entry.getKey();
            final String fieldFlag = fieldName + ShadowProxyFactory.FIELD_SET_FLAG;
            final Class fieldType = ((Method) entry.getValue()).getReturnType();
            final Label l1 = new Label();
            mv.visitLabel( l1 );
            mv.visitVarInsn( Opcodes.ALOAD,
                             0 );
            if ( fieldType.isPrimitive() ) {
                if ( fieldType.equals( Long.TYPE ) ) {
                    mv.visitInsn( Opcodes.LCONST_0 );
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            mv.visitFieldInsn( Opcodes.PUTFIELD,
                               className,
                               fieldName,
                               Type.getDescriptor( fieldType ) );
            final Label l2 = new Label();
            mv.visitLabel( l2 );
            mv.visitVarInsn( Opcodes.ALOAD,
                             0 );
            mv.visitInsn( Opcodes.ICONST_0 );
            mv.visitFieldInsn( Opcodes.PUTFIELD,
                               className,
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                           className,
                           ShadowProxyFactory.HASHCACHE_FIELD_NAME,
                           Type.getDescriptor( int.class ) );

        final Label l4 = new Label();
        mv.visitLabel( l4 );
        mv.visitInsn( Opcodes.RETURN );
        final Label l5 = new Label();
        mv.visitLabel( l5 );
        mv.visitLocalVariable( "this",
                               "L" + className + ";",
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        final Label l4 = new Label();
        mv.visitLabel( l4 );
        mv.visitInsn( Opcodes.RETURN );
        final Label l5 = new Label();
        mv.visitLabel( l5 );
        mv.visitLocalVariable( "this",
                               "L" + className + ";",
                               null,
                               l0,
                               l5,
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                                                 Type.getMethodDescriptor( setShadowed ),
                                                 null,
                                                 null );
        mv.visitCode();
        Label l0 = new Label();
        mv.visitLabel( l0 );
        // this.delegate = (<clazz>) object;
        mv.visitVarInsn( Opcodes.ALOAD,
                         0 );
        mv.visitVarInsn( Opcodes.ALOAD,
                         1 );
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                           className,
                           DELEGATE_FIELD_NAME,
                           Type.getDescriptor( clazz ) );
        if ( Collection.class.isAssignableFrom( clazz ) || Map.class.isAssignableFrom( clazz ) ) {
            Label l1 = new Label();
            mv.visitLabel( l1 );
            mv.visitVarInsn( Opcodes.ALOAD,
                             0 );
            mv.visitMethodInsn( Opcodes.INVOKEVIRTUAL,
                                className,
                                UPDATE_PROXY,
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                                UPDATE_PROXY,
                                Type.getMethodDescriptor( Type.VOID_TYPE,
                                                          new Type[0] ) );
        }
        Label l2 = new Label();
        mv.visitLabel( l2 );
        mv.visitInsn( Opcodes.RETURN );
        Label l3 = new Label();
        mv.visitLabel( l3 );
        mv.visitLocalVariable( "this",
                               "L" + className + ";",
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