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

org.mvel2.asm.MethodVisitor.visitLdcInsn()
} else if (cst instanceof Float) { // ... } else if (cst instanceof Long) { // ... } else if (cst instanceof Double) { // ... } else if (cst instanceof String) { // ... } else if (cst instanceof Type) { int sort = ((Type) cst).getSort(); if (sort == Type.OBJECT) { // ... } else if (sort == Type.ARRAY) { // ... } else if (sort == Type.METHOD) { // ... } else { // throw an exception } } else if (cst instanceof Handle) { // ... } else { // throw an exception } @param cst the constant to be loaded on the stack. This parameter must be a non null {@link Integer}, a {@link Float}, a {@link Long}, a {@link Double}, a {@link String}, a {@link Type} of OBJECT orARRAY sort for .class constants, for classes whose version is 49.0, a {@link Type} of METHOD sort or a{@link Handle} for MethodType and MethodHandle constants, forclasses whose version is 51.0.

                                "(" + Type.getDescriptor( String.class ) +")" + Type.getDescriptor( StringBuilder.class ) );
            mv.visitVarInsn( ALOAD, 0 );
            mv.visitMethodInsn( INVOKEVIRTUAL, BuildUtils.getInternalType( wrapper ), "entrySet", "()" + Type.getDescriptor( Set.class ) );
            mv.visitMethodInsn( INVOKEVIRTUAL, Type.getInternalName( StringBuilder.class ), "append",
                                "(" + Type.getDescriptor( Object.class ) + ")" + Type.getDescriptor( StringBuilder.class ) );
            mv.visitLdcInsn( "]]" );
            mv.visitMethodInsn( INVOKEVIRTUAL, Type.getInternalName( StringBuilder.class ), "append",
                                "(" + Type.getDescriptor( String.class ) +")" + Type.getDescriptor( StringBuilder.class ));
            mv.visitMethodInsn( INVOKEVIRTUAL, Type.getInternalName( StringBuilder.class ), "toString", "()" + Type.getDescriptor( String.class ) );
            mv.visitInsn( ARETURN );
//            mv.visitMaxs( 2, 1 );

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            mv = cw.visitMethod( ACC_PUBLIC, "toString", "()" + Type.getDescriptor( String.class ), null, null );
            mv.visitCode();
            mv.visitTypeInsn( NEW, Type.getInternalName( StringBuilder.class ) );
            mv.visitInsn( DUP );
            mv.visitMethodInsn( INVOKESPECIAL, Type.getInternalName( StringBuilder.class ), "<init>", "()V" );
            mv.visitLdcInsn( "(@" + proxy + ") : " );
            mv.visitMethodInsn( INVOKEVIRTUAL, Type.getInternalName( StringBuilder.class ), "append", "(" + Type.getDescriptor( String.class ) + ")" + Type.getDescriptor( StringBuilder.class ) );
            mv.visitVarInsn( ALOAD, 0 );
            mv.visitMethodInsn( INVOKEVIRTUAL, BuildUtils.getInternalType( proxy ), "getFields", "()" + Type.getDescriptor( Map.class ) );
            mv.visitMethodInsn( INVOKEINTERFACE, Type.getInternalName( Map.class ) , "entrySet", "()" + Type.getDescriptor( Set.class ) );
            mv.visitMethodInsn( INVOKEVIRTUAL, Type.getInternalName( Object.class ), "toString", "()" + Type.getDescriptor( String.class ));

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                                Type.getInternalName( StringBuilder.class ),
                                "append",
                                "(Ljava/lang/String;)Ljava/lang/StringBuilder;" );


            // buf.append("( ");
            mv.visitLdcInsn( "( " );
            mv.visitMethodInsn( Opcodes.INVOKEVIRTUAL,
                                Type.getInternalName( StringBuilder.class ),
                                "append",
                                "(Ljava/lang/String;)Ljava/lang/StringBuilder;" );

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            boolean previous = false;
            for ( FieldDefinition field : classDef.getFieldsDefinitions() ) {
                if ( previous ) {
                    // buf.append(", ");
                    mv.visitLdcInsn( ", " );
                    mv.visitMethodInsn( Opcodes.INVOKEVIRTUAL,
                                        Type.getInternalName( StringBuilder.class ),
                                        "append",
                                        "(Ljava/lang/String;)Ljava/lang/StringBuilder;" );
                }

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                                        Type.getInternalName( StringBuilder.class ),
                                        "append",
                                        "(Ljava/lang/String;)Ljava/lang/StringBuilder;" );
                }
                // buf.append(attrName)
                mv.visitLdcInsn( field.getName() );
                mv.visitMethodInsn( Opcodes.INVOKEVIRTUAL,
                                    Type.getInternalName( StringBuilder.class ),
                                    "append",
                                    "(Ljava/lang/String;)Ljava/lang/StringBuilder;" );

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                                    Type.getInternalName( StringBuilder.class ),
                                    "append",
                                    "(Ljava/lang/String;)Ljava/lang/StringBuilder;" );


                // buf.append("=");
                mv.visitLdcInsn( "=" );
                mv.visitMethodInsn( Opcodes.INVOKEVIRTUAL,
                                    Type.getInternalName( StringBuilder.class ),
                                    "append",
                                    "(Ljava/lang/String;)Ljava/lang/StringBuilder;" );

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                                                                  new Type[]{Type.getType( Object.class )} ) );
                }
                previous = true;
            }


            mv.visitLdcInsn( " )" );
            mv.visitMethodInsn( Opcodes.INVOKEVIRTUAL,
                                Type.getInternalName( StringBuilder.class ),
                                "append",
                                "(Ljava/lang/String;)Ljava/lang/StringBuilder;" );
            mv.visitMethodInsn( Opcodes.INVOKEVIRTUAL,

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                                                                  new Type[]{Type.getType( Object.class )} ) );
                }
                previous = true;
            }


            mv.visitLdcInsn( " )" );
            mv.visitMethodInsn( Opcodes.INVOKEVIRTUAL,
                                Type.getInternalName( StringBuffer.class ),
                                "append",
                                "(Ljava/lang/String;)Ljava/lang/StringBuffer;" );
            mv.visitMethodInsn( Opcodes.INVOKEVIRTUAL,

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                                Type.getInternalName( StringBuffer.class ),
                                "append",
                                "(Ljava/lang/String;)Ljava/lang/StringBuffer;" );


            // buf.append("( ");
            mv.visitLdcInsn( "( " );
            mv.visitMethodInsn( Opcodes.INVOKEVIRTUAL,
                                Type.getInternalName( StringBuffer.class ),
                                "append",
                                "(Ljava/lang/String;)Ljava/lang/StringBuffer;" );

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            boolean previous = false;
            for ( FieldDefinition field : classDef.getFieldsDefinitions() ) {
                if ( previous ) {
                    // buf.append(", ");
                    mv.visitLdcInsn( ", " );
                    mv.visitMethodInsn( Opcodes.INVOKEVIRTUAL,
                                        Type.getInternalName( StringBuffer.class ),
                                        "append",
                                        "(Ljava/lang/String;)Ljava/lang/StringBuffer;" );
                }

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