Examples of org.mvel2.asm.MethodVisitor.visitLabel()

org.mvel2.asm.MethodVisitor.visitLabel()
Visits a label. A label designates the instruction that will be visited just after it. @param label a {@link Label Label} object.

                    mv.visitMethodInsn( INVOKEVIRTUAL, BuildUtils.getInternalType( field.getTypeName() ), "equals", "(" + Type.getDescriptor( Object.class ) + ")Z" );
                    Label l12 = new Label();
                    mv.visitJumpInsn( IFNE, l12 );
                    Label l13 = new Label();
                    mv.visitJumpInsn( GOTO, l13 );
                    mv.visitLabel( l11 );
                    mv.visitVarInsn( ALOAD, 2 );
                    mv.visitMethodInsn( INVOKEVIRTUAL, proxyType, BuildUtils.getterName( field.getName(), field.getTypeName() ), 
                                        "()" + Type.getDescriptor( field.getType() ) );
                    mv.visitJumpInsn( IFNULL, l12 );
                    mv.visitLabel( l13 );

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                    mv.visitLabel( l11 );
                    mv.visitVarInsn( ALOAD, 2 );
                    mv.visitMethodInsn( INVOKEVIRTUAL, proxyType, BuildUtils.getterName( field.getName(), field.getTypeName() ), 
                                        "()" + Type.getDescriptor( field.getType() ) );
                    mv.visitJumpInsn( IFNULL, l12 );
                    mv.visitLabel( l13 );
                    mv.visitInsn( ICONST_0 );
                    mv.visitInsn( IRETURN );
                    mv.visitLabel( l12 );


                } else if ( "double".equals( field.getTypeName() ) ) {

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                        mv.visitInsn( RETURN );
                    } else {
                        mv.visitInsn( BuildUtils.zero( method.getReturnType().getName() ) );
                        mv.visitInsn( BuildUtils.returnType( method.getReturnType().getName() ) );
                    }
                mv.visitLabel( l0 );


                mv.visitVarInsn( ALOAD, 0 );
                mv.visitFieldInsn( GETFIELD, BuildUtils.getInternalType( wrapperName ), "core", BuildUtils.getTypeDescriptor( coreName ) );


                int j = 1;

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                mv.visitMethodInsn( INVOKEINTERFACE, Type.getInternalName( Map.class ), "put", 
                                    "(" + Type.getDescriptor( Object.class ) + Type.getDescriptor( Object.class ) + ")" + Type.getDescriptor( Object.class ) );
                mv.visitInsn( POP );
                mv.visitVarInsn( ALOAD, 2 );
                mv.visitInsn( ARETURN );
                mv.visitLabel( l2 );
            }
        }




        mv.visitVarInsn( ALOAD, 0 );

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                    }
                }
                Label l1 = new Label();
                mv.visitJumpInsn(GOTO, l1);


                mv.visitLabel( l0 );
                    mv.visitInsn( ACONST_NULL );
                    mv.visitVarInsn( ASTORE, 1 );
                mv.visitLabel( l1 );
            } else if ( field.getType().isPrimitive() ) {
                if ( ! hardField.getType().equals( field.getType() ) ) {

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                mv.visitJumpInsn(GOTO, l1);


                mv.visitLabel( l0 );
                    mv.visitInsn( ACONST_NULL );
                    mv.visitVarInsn( ASTORE, 1 );
                mv.visitLabel( l1 );
            } else if ( field.getType().isPrimitive() ) {
                if ( ! hardField.getType().equals( field.getType() ) ) {
                    mv.visitInsn( RETURN );
                }
            }

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            mv.visitTypeInsn( CHECKCAST, BuildUtils.getInternalType( actualType ) );


        if ( BuildUtils.isPrimitive( type ) ) {
            TraitFactory.primitiveValue( mv, type );
            mv.visitInsn( BuildUtils.returnType( type ) );
            mv.visitLabel( l0 );
            mv.visitInsn( BuildUtils.zero( type ) );
            mv.visitInsn( BuildUtils.returnType( type ) );
        } else {
            mv.visitInsn( ARETURN );
            mv.visitLabel( l0 );

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            mv.visitLabel( l0 );
            mv.visitInsn( BuildUtils.zero( type ) );
            mv.visitInsn( BuildUtils.returnType( type ) );
        } else {
            mv.visitInsn( ARETURN );
            mv.visitLabel( l0 );
            mv.visitInsn( ACONST_NULL );
            mv.visitInsn( ARETURN );
        }


//        mv.visitMaxs( 2, 2 );

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            mv.visitJumpInsn( IFNONNULL, l0 );
            mv.visitTypeInsn( NEW, Type.getInternalName( ExternalizableLinkedHashMap.class ) );
            mv.visitInsn( DUP );
            mv.visitMethodInsn( INVOKESPECIAL, Type.getInternalName( ExternalizableLinkedHashMap.class ), "<init>", "()V" );
            mv.visitVarInsn( ASTORE, 2  );
            mv.visitLabel( l0 );




            if ( mixinClass != null ) {
                try {
                    Class actualArg = getPossibleConstructor( mixinClass, trait.getDefinedClass() );

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            Label l1 = new Label();
            mv.visitJumpInsn( IFNONNULL, l1 );
            mv.visitVarInsn( ALOAD, 1 );
            mv.visitVarInsn( ALOAD, 2 );
            mv.visitMethodInsn( INVOKEVIRTUAL, internalCore, "_setDynamicProperties", "(" + Type.getDescriptor( Map.class ) + ")V" );
            mv.visitLabel( l1 );


            mv.visitVarInsn( ALOAD, 1 );
            mv.visitMethodInsn( INVOKEVIRTUAL, internalCore, "_getTraitMap",  "()" + Type.getDescriptor( Map.class ) );
            Label l2 = new Label();
            mv.visitJumpInsn( IFNONNULL, l2 );

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