Package org.mvel2.asm

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

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    protected void buildContainsValue( ClassWriter cw, String wrapperName, String coreName, ClassDefinition trait, ClassDefinition core, BitSet mask ) {

        MethodVisitor mv = cw.visitMethod( ACC_PUBLIC, "containsValue", "(" + Type.getDescriptor( Object.class ) + ")Z", null, null );
        mv.visitCode();

        boolean hasNillable = false;
        for ( FieldDefinition field : core.getFieldsDefinitions() ) {
            if ( ! BuildUtils.isPrimitive( field.getTypeName() ) ) {
                hasNillable = true;
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        MethodVisitor mv = cw.visitMethod( ACC_PUBLIC,
                                           "containsKey",
                                           "(" + Type.getDescriptor( Object.class ) + ")Z",
                                           null,
                                           null );
        mv.visitCode();

        for ( FieldDefinition field : core.getFieldsDefinitions() ) {
            invokeContainsKey( mv, field.getName() );
        }
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    protected void buildSize( ClassVisitor cw, String wrapperName, String coreName, ClassDefinition trait, ClassDefinition core, BitSet mask ) {

        MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "size", "()I", null, null);
        mv.visitCode();
        mv.visitVarInsn( ALOAD, 0 );
        mv.visitMethodInsn( INVOKESPECIAL,
                            Type.getInternalName( TripleBasedStruct.class ),
                            "size",
                            "()I" );
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    protected void buildIsEmpty( ClassVisitor cw, String wrapperName, String coreName, ClassDefinition trait, ClassDefinition core, BitSet mask ) {

        boolean hasHardFields = core.getFieldsDefinitions().size() > 0;

        MethodVisitor mv = cw.visitMethod( ACC_PUBLIC, "isEmpty", "()Z", null, null );
        mv.visitCode();

        if ( ! hasHardFields ) {
            mv.visitVarInsn( ALOAD, 0 );
            mv.visitMethodInsn( INVOKESPECIAL,
                                Type.getInternalName( TripleBasedStruct.class ),
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        MethodVisitor mv = cw.visitMethod( ACC_PUBLIC,
                                           "get",
                                            "(" + Type.getDescriptor( Object.class ) + ")" + Type.getDescriptor( Object.class ),
                                            null,
                                            null );
        mv.visitCode();

        if ( core.getFieldsDefinitions().size() > 0 ) {
            for ( FieldDefinition field : core.getFieldsDefinitions() ) {
                invokeGet( mv, wrapperName, core, field.getName(), field );
            }
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        MethodVisitor mv = cw.visitMethod( ACC_PUBLIC,
                                           "put",
                                            "(" + Type.getDescriptor( String.class) + Type.getDescriptor( Object.class ) + ")" + Type.getDescriptor( Object.class ),
                                            null,
                                            null );
        mv.visitCode();

        if ( core.getFieldsDefinitions().size() > 0) {
            int j = 0;
            for ( FieldDefinition field : core.getFieldsDefinitions() ) {
                invokePut( mv, wrapperName, core, field.getName(), field );  
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        MethodVisitor mv = cw.visitMethod( ACC_PUBLIC,
                                           "entrySet",
                                           "()" + Type.getDescriptor( Set.class ),
                                           "()Ljava/util/Set<Ljava/util/Map$Entry<Ljava/lang/String;Ljava/lang/Object;>;>;",
                                           null );
        mv.visitCode();
        mv.visitTypeInsn( NEW, Type.getInternalName( HashSet.class ) );
        mv.visitInsn( DUP );
        mv.visitMethodInsn( INVOKESPECIAL, Type.getInternalName( HashSet.class ), "<init>", "()V" );
        mv.visitVarInsn( ASTORE, 1 );
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        MethodVisitor mv = cw.visitMethod( ACC_PUBLIC,
                                           "keySet",
                                           "()" + Type.getDescriptor( Set.class ),
                                           "()Ljava/util/Set<Ljava/lang/String;>;",
                                           null);
        mv.visitCode();
        mv.visitTypeInsn( NEW, Type.getInternalName( HashSet.class ) );
        mv.visitInsn( DUP );
        mv.visitMethodInsn( INVOKESPECIAL,
                            Type.getInternalName( HashSet.class ),
                            "<init>",
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        {
            MethodVisitor mv = cw.visitMethod( ACC_PUBLIC + ACC_BRIDGE + ACC_SYNTHETIC, "put",
                                               "(" + Type.getDescriptor( Object.class ) + Type.getDescriptor( Object.class ) + ")" + Type.getDescriptor( Object.class ),
                                               null, null );
            mv.visitCode();
            mv.visitVarInsn( ALOAD, 0 );
            mv.visitVarInsn( ALOAD, 1 );
            mv.visitTypeInsn( CHECKCAST, Type.getInternalName( String.class ) );
            mv.visitVarInsn( ALOAD, 2 );
            mv.visitMethodInsn( INVOKEVIRTUAL, BuildUtils.getInternalType( wrapper ), "put",
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            mv.visitEnd();
        }

        {
            MethodVisitor mv = cw.visitMethod( ACC_PUBLIC, "equals", "(" + Type.getDescriptor( Object.class ) + ")Z", null, null );
            mv.visitCode();
            mv.visitVarInsn( ALOAD, 0 );
            mv.visitVarInsn( ALOAD, 1 );
            Label l0 = new Label();
            mv.visitJumpInsn( IF_ACMPNE, l0 );
            mv.visitInsn( ICONST_1 );
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