Package com.alibaba.fastjson.util

Examples of com.alibaba.fastjson.util.FieldInfo

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        int fieldListSize = sortedFieldInfoList.size();
        for (int i = 0; i < fieldListSize; ++i) {
            final boolean last = (i == fieldListSize - 1);
            final char seperator = last ? ']' : ',';

            FieldInfo fieldInfo = sortedFieldInfoList.get(i);
            Class<?> fieldClass = fieldInfo.getFieldClass();
            Type fieldType = fieldInfo.getFieldType();
            if (fieldClass == byte.class //
                || fieldClass == short.class //
                || fieldClass == int.class) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(BIPUSH, seperator);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanInt", "(C)I");
                mw.visitVarInsn(ISTORE, context.var(fieldInfo.getName() + "_asm"));
            } else if (fieldClass == long.class) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(BIPUSH, seperator);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanLong", "(C)J");
                mw.visitVarInsn(LSTORE, context.var(fieldInfo.getName() + "_asm", 2));
            } else if (fieldClass == boolean.class) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(BIPUSH, seperator);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanBoolean", "(C)Z");
                mw.visitVarInsn(ISTORE, context.var(fieldInfo.getName() + "_asm"));
            } else if (fieldClass == float.class) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(BIPUSH, seperator);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanFloat", "(C)F");
                mw.visitVarInsn(FSTORE, context.var(fieldInfo.getName() + "_asm"));
            } else if (fieldClass == double.class) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(BIPUSH, seperator);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanDouble", "(C)D");
                mw.visitVarInsn(DSTORE, context.var(fieldInfo.getName() + "_asm", 2));
            } else if (fieldClass == char.class) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(BIPUSH, seperator);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanString", "(C)Ljava/lang/String;");
                mw.visitInsn(ICONST_0);
                mw.visitMethodInsn(INVOKEVIRTUAL, "java/lang/String", "charAt", "(I)C");
                mw.visitVarInsn(ISTORE, context.var(fieldInfo.getName() + "_asm"));
            } else if (fieldClass == String.class) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(BIPUSH, seperator);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanString", "(C)Ljava/lang/String;");
                mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm"));
            } else if (fieldClass.isEnum()) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitLdcInsn(com.alibaba.fastjson.asm.Type.getType(getDesc(fieldClass)));
                mw.visitVarInsn(ALOAD, 1);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/DefaultJSONParser", "getSymbolTable",
                                   "()Lcom/alibaba/fastjson/parser/SymbolTable;");
                mw.visitVarInsn(BIPUSH, seperator);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanEnum",
                                   "(Ljava/lang/Class;Lcom/alibaba/fastjson/parser/SymbolTable;C)Ljava/lang/Enum;");
                mw.visitTypeInsn(CHECKCAST, getType(fieldClass)); // cast
                mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm"));
            } else if (Collection.class.isAssignableFrom(fieldClass)) {
                Class<?> itemClass = getCollectionItemClass(fieldType);
                if (itemClass == String.class) {
                    mw.visitVarInsn(ALOAD, context.var("lexer"));
                    mw.visitLdcInsn(com.alibaba.fastjson.asm.Type.getType(getDesc(fieldClass)));
                    mw.visitVarInsn(BIPUSH, seperator);
                    mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanStringArray",
                                       "(Ljava/lang/Class;C)Ljava/util/Collection;");
                    mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm"));

                } else {
                    mw.visitVarInsn(ALOAD, 1);
                    if (i == 0) {
                        mw.visitFieldInsn(GETSTATIC, "com/alibaba/fastjson/parser/JSONToken", "LBRACKET", "I");
                    } else {
                        mw.visitFieldInsn(GETSTATIC, "com/alibaba/fastjson/parser/JSONToken", "COMMA", "I");
                    }
                    mw.visitFieldInsn(GETSTATIC, "com/alibaba/fastjson/parser/JSONToken", "LBRACKET", "I");
                    mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/DefaultJSONParser", "accept", "(II)V");

                    _newCollection(mw, fieldClass);
                    mw.visitInsn(DUP);
                    mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm"));
                    _getCollectionFieldItemDeser(context, mw, fieldInfo, itemClass);
                    mw.visitVarInsn(ALOAD, 1);
                    mw.visitLdcInsn(com.alibaba.fastjson.asm.Type.getType(getDesc(itemClass)));
                    mw.visitVarInsn(ALOAD, 3);
                    mw.visitMethodInsn(INVOKESTATIC, "com/alibaba/fastjson/util/ASMUtils", "parseArray",
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            mw.visitVarInsn(ISTORE, context.var("_asm_flag_" + (i / 32)));
        }

        // declare and init
        for (int i = 0; i < fieldListSize; ++i) {
            FieldInfo fieldInfo = context.getFieldInfoList().get(i);
            Class<?> fieldClass = fieldInfo.getFieldClass();

            if (fieldClass == boolean.class //
                || fieldClass == byte.class //
                || fieldClass == short.class //
                || fieldClass == int.class) {
                mw.visitInsn(ICONST_0);
                mw.visitVarInsn(ISTORE, context.var(fieldInfo.getName() + "_asm"));
            } else if (fieldClass == long.class) {
                mw.visitInsn(LCONST_0);
                mw.visitVarInsn(LSTORE, context.var(fieldInfo.getName() + "_asm", 2));
            } else if (fieldClass == float.class) {
                mw.visitInsn(FCONST_0);
                mw.visitVarInsn(FSTORE, context.var(fieldInfo.getName() + "_asm"));
            } else if (fieldClass == double.class) {
                mw.visitInsn(DCONST_0);
                mw.visitVarInsn(DSTORE, context.var(fieldInfo.getName() + "_asm", 2));
            } else {
                if (fieldClass == String.class) {
                    Label flagEnd_ = new Label();
                    _isEnable(context, mw, Feature.InitStringFieldAsEmpty);
                    mw.visitJumpInsn(IFEQ, flagEnd_);
                    _setFlag(mw, context, i);
                    mw.visitLabel(flagEnd_);

                    mw.visitVarInsn(ALOAD, context.var("lexer"));
                    mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "stringDefaultValue",
                                       "()Ljava/lang/String;");
                } else {
                    mw.visitInsn(ACONST_NULL);
                }

                mw.visitTypeInsn(CHECKCAST, getType(fieldClass)); // cast
                mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm"));
            }
        }

        for (int i = 0; i < fieldListSize; ++i) {
            FieldInfo fieldInfo = context.getFieldInfoList().get(i);
            Class<?> fieldClass = fieldInfo.getFieldClass();
            Type fieldType = fieldInfo.getFieldType();

            Label notMatch_ = new Label();

            if (fieldClass == boolean.class) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(ALOAD, 0);
                mw.visitFieldInsn(GETFIELD, context.getClassName(), fieldInfo.getName() + "_asm_prefix__", "[C");
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanFieldBoolean", "([C)Z");
                mw.visitVarInsn(ISTORE, context.var(fieldInfo.getName() + "_asm"));
            } else if (fieldClass == byte.class) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(ALOAD, 0);
                mw.visitFieldInsn(GETFIELD, context.getClassName(), fieldInfo.getName() + "_asm_prefix__", "[C");
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanFieldInt", "([C)I");
                mw.visitVarInsn(ISTORE, context.var(fieldInfo.getName() + "_asm"));

            } else if (fieldClass == short.class) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(ALOAD, 0);
                mw.visitFieldInsn(GETFIELD, context.getClassName(), fieldInfo.getName() + "_asm_prefix__", "[C");
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanFieldInt", "([C)I");
                mw.visitVarInsn(ISTORE, context.var(fieldInfo.getName() + "_asm"));

            } else if (fieldClass == int.class) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(ALOAD, 0);
                mw.visitFieldInsn(GETFIELD, context.getClassName(), fieldInfo.getName() + "_asm_prefix__", "[C");
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanFieldInt", "([C)I");
                mw.visitVarInsn(ISTORE, context.var(fieldInfo.getName() + "_asm"));

            } else if (fieldClass == long.class) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(ALOAD, 0);
                mw.visitFieldInsn(GETFIELD, context.getClassName(), fieldInfo.getName() + "_asm_prefix__", "[C");
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanFieldLong", "([C)J");
                mw.visitVarInsn(LSTORE, context.var(fieldInfo.getName() + "_asm", 2));

            } else if (fieldClass == float.class) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(ALOAD, 0);
                mw.visitFieldInsn(GETFIELD, context.getClassName(), fieldInfo.getName() + "_asm_prefix__", "[C");
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanFieldFloat", "([C)F");
                mw.visitVarInsn(FSTORE, context.var(fieldInfo.getName() + "_asm"));

            } else if (fieldClass == double.class) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(ALOAD, 0);
                mw.visitFieldInsn(GETFIELD, context.getClassName(), fieldInfo.getName() + "_asm_prefix__", "[C");
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanFieldDouble", "([C)D");
                mw.visitVarInsn(DSTORE, context.var(fieldInfo.getName() + "_asm", 2));

            } else if (fieldClass == String.class) {
                Label notEnd_ = new Label();

                mw.visitIntInsn(ILOAD, context.var("matchStat"));
                mw.visitInsn(ICONST_4); // END
                mw.visitJumpInsn(IF_ICMPNE, notEnd_);

                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "stringDefaultValue",
                                   "()Ljava/lang/String;");
                mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm"));
                mw.visitJumpInsn(GOTO, notMatch_);

                mw.visitLabel(notEnd_);

                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(ALOAD, 0);
                mw.visitFieldInsn(GETFIELD, context.getClassName(), fieldInfo.getName() + "_asm_prefix__", "[C");
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanFieldString",
                                   "([C)Ljava/lang/String;");
                mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm"));

            } else if (fieldClass.isEnum()) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(ALOAD, 0);
                mw.visitFieldInsn(GETFIELD, context.getClassName(), fieldInfo.getName() + "_asm_prefix__", "[C");
                Label enumNull_ = new Label();
                mw.visitInsn(ACONST_NULL);
                mw.visitTypeInsn(CHECKCAST, getType(fieldClass)); // cast
                mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm"));

                mw.visitVarInsn(ALOAD, 1);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/DefaultJSONParser", "getSymbolTable",
                                   "()Lcom/alibaba/fastjson/parser/SymbolTable;");

                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanFieldSymbol",
                                   "([CLcom/alibaba/fastjson/parser/SymbolTable;)Ljava/lang/String;");
                mw.visitInsn(DUP);
                mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm_enumName"));

                mw.visitJumpInsn(IFNULL, enumNull_);
                mw.visitVarInsn(ALOAD, context.var(fieldInfo.getName() + "_asm_enumName"));
                mw.visitMethodInsn(INVOKESTATIC, getType(fieldClass), "valueOf", "(Ljava/lang/String;)"
                                                                                 + getDesc(fieldClass));
                mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm"));
                mw.visitLabel(enumNull_);

            } else if (Collection.class.isAssignableFrom(fieldClass)) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(ALOAD, 0);
                mw.visitFieldInsn(GETFIELD, context.getClassName(), fieldInfo.getName() + "_asm_prefix__", "[C");

                Class<?> itemClass = getCollectionItemClass(fieldType);

                if (itemClass == String.class) {
                    mw.visitLdcInsn(com.alibaba.fastjson.asm.Type.getType(getDesc(fieldClass))); // cast
                    mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/JSONLexerBase", "scanFieldStringArray",
                                       "([CLjava/lang/Class;)" + getDesc(Collection.class));
                    mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm"));
                } else {
                    _deserialze_list_obj(context, mw, reset_, fieldInfo, fieldClass, itemClass, i);

                    if (i == fieldListSize - 1) {
                        _deserialize_endCheck(context, mw, reset_);
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            if (flag) {
                _isFlag(mw, context, i, notSet_);
            }

            FieldInfo fieldInfo = context.getFieldInfoList().get(i);
            _loadAndSet(context, mw, fieldInfo);

            if (flag) {
                mw.visitLabel(notSet_);
            }
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        }
    }

    private void _init(ClassWriter cw, Context context) {
        for (int i = 0, size = context.getFieldInfoList().size(); i < size; ++i) {
            FieldInfo fieldInfo = context.getFieldInfoList().get(i);

            // public FieldVisitor visitField(final int access, final String name, final String desc, final String
            // signature, final Object value) {
            FieldVisitor fw = cw.visitField(ACC_PUBLIC, fieldInfo.getName() + "_asm_prefix__", "[C");
            fw.visitEnd();
        }

        for (int i = 0, size = context.getFieldInfoList().size(); i < size; ++i) {
            FieldInfo fieldInfo = context.getFieldInfoList().get(i);
            Class<?> fieldClass = fieldInfo.getFieldClass();

            if (fieldClass.isPrimitive()) {
                continue;
            }

            if (fieldClass.isEnum()) {
                continue;
            }

            if (Collection.class.isAssignableFrom(fieldClass)) {
                FieldVisitor fw = cw.visitField(ACC_PUBLIC, fieldInfo.getName() + "_asm_list_item_deser__",
                                                "Lcom/alibaba/fastjson/parser/deserializer/ObjectDeserializer;");
                fw.visitEnd();
            } else {
                FieldVisitor fw = cw.visitField(ACC_PUBLIC, fieldInfo.getName() + "_asm_deser__",
                                                "Lcom/alibaba/fastjson/parser/deserializer/ObjectDeserializer;");
                fw.visitEnd();
            }
        }

        MethodVisitor mw = cw.visitMethod(ACC_PUBLIC, "<init>", "(Lcom/alibaba/fastjson/parser/ParserConfig;Ljava/lang/Class;)V", null, null);
        mw.visitVarInsn(ALOAD, 0);
        mw.visitVarInsn(ALOAD, 1);
        mw.visitVarInsn(ALOAD, 2);
        mw.visitMethodInsn(INVOKESPECIAL, "com/alibaba/fastjson/parser/deserializer/ASMJavaBeanDeserializer", "<init>",
                           "(Lcom/alibaba/fastjson/parser/ParserConfig;Ljava/lang/Class;)V");

        mw.visitVarInsn(ALOAD, 0);
        mw.visitFieldInsn(GETFIELD, "com/alibaba/fastjson/parser/deserializer/ASMJavaBeanDeserializer", "serializer",
                          "Lcom/alibaba/fastjson/parser/deserializer/ASMJavaBeanDeserializer$InnerJavaBeanDeserializer;");
        mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/parser/deserializer/JavaBeanDeserializer", "getFieldDeserializerMap",
                           "()Ljava/util/Map;");
        mw.visitInsn(POP);

        // init fieldNamePrefix
        for (int i = 0, size = context.getFieldInfoList().size(); i < size; ++i) {
            FieldInfo fieldInfo = context.getFieldInfoList().get(i);

            mw.visitVarInsn(ALOAD, 0);
            mw.visitLdcInsn("\"" + fieldInfo.getName() + "\":"); // public char[] toCharArray()
            mw.visitMethodInsn(INVOKEVIRTUAL, "java/lang/String", "toCharArray", "()[C");
            mw.visitFieldInsn(PUTFIELD, context.getClassName(), fieldInfo.getName() + "_asm_prefix__", "[C");

        }

        mw.visitInsn(RETURN);
        mw.visitMaxs(4, 4);
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        }

        for (int i = 0; i < size; ++i) {
            final char seperator = (i == size - 1) ? ']' : ',';

            FieldInfo property = getters.get(i);
            Class<?> propertyClass = property.getFieldClass();

            mw.visitLdcInsn(property.getName());
            mw.visitVarInsn(ASTORE, context.fieldName());

            if (propertyClass == byte.class //
                || propertyClass == short.class //
                || propertyClass == int.class) {

                mw.visitVarInsn(ALOAD, context.var("out"));
                _get(mw, context, property);
                mw.visitVarInsn(BIPUSH, seperator);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/serializer/SerializeWriter", "writeIntAndChar", "(IC)V");

            } else if (propertyClass == long.class) {
                mw.visitVarInsn(ALOAD, context.var("out"));
                _get(mw, context, property);
                mw.visitVarInsn(BIPUSH, seperator);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/serializer/SerializeWriter", "writeLongAndChar", "(JC)V");

            } else if (propertyClass == float.class) {
                mw.visitVarInsn(ALOAD, context.var("out"));
                _get(mw, context, property);
                mw.visitVarInsn(BIPUSH, seperator);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/serializer/SerializeWriter", "writeFloatAndChar", "(FC)V");

            } else if (propertyClass == double.class) {
                mw.visitVarInsn(ALOAD, context.var("out"));
                _get(mw, context, property);
                mw.visitVarInsn(BIPUSH, seperator);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/serializer/SerializeWriter", "writeDoubleAndChar", "(DC)V");

            } else if (propertyClass == boolean.class) {
                mw.visitVarInsn(ALOAD, context.var("out"));
                _get(mw, context, property);
                mw.visitVarInsn(BIPUSH, seperator);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/serializer/SerializeWriter", "writeBooleanAndChar", "(ZC)V");
            } else if (propertyClass == char.class) {
                mw.visitVarInsn(ALOAD, context.var("out"));
                _get(mw, context, property);
                mw.visitVarInsn(BIPUSH, seperator);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/serializer/SerializeWriter", "writeCharacterAndChar", "(CC)V");

            } else if (propertyClass == String.class) {
                mw.visitVarInsn(ALOAD, context.var("out"));
                _get(mw, context, property);
                mw.visitVarInsn(BIPUSH, seperator);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/serializer/SerializeWriter", "writeString",
                                   "(Ljava/lang/String;C)V");
            } else if (propertyClass.isEnum()) {
                mw.visitVarInsn(ALOAD, context.var("out"));
                _get(mw, context, property);
                mw.visitVarInsn(BIPUSH, seperator);
                mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/serializer/SerializeWriter", "writeEnum", "(Ljava/lang/Enum;C)V");
            } else {
                String format = property.getFormat();

                mw.visitVarInsn(ALOAD, context.serializer());
                _get(mw, context, property);
                if (format != null) {
                    mw.visitLdcInsn(format);
                    mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/serializer/JSONSerializer", "writeWithFormat",
                                       "(Ljava/lang/Object;Ljava/lang/String;)V");
                } else {
                    mw.visitVarInsn(ALOAD, context.fieldName());
                    if (property.getFieldType() instanceof Class<?> //
                        && ((Class<?>) property.getFieldType()).isPrimitive()) {
                        mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/serializer/JSONSerializer", "writeWithFieldName",
                                           "(Ljava/lang/Object;Ljava/lang/Object;)V");
                    } else {
                        mw.visitVarInsn(ALOAD, 0);
                        mw.visitFieldInsn(GETFIELD, context.getClassName(), property.getName() + "_asm_fieldType",
                                          "Ljava/lang/reflect/Type;");
                        mw.visitLdcInsn(property.getSerialzeFeatures());

                        mw.visitMethodInsn(INVOKEVIRTUAL, "com/alibaba/fastjson/serializer/JSONSerializer", "writeWithFieldName",
                                           "(Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/reflect/Type;I)V");
                    }
                }
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        mw.visitVarInsn(ISTORE, context.var("seperator"));

        _before(mw, context);

        for (int i = 0; i < size; ++i) {
            FieldInfo property = getters.get(i);
            Class<?> propertyClass = property.getFieldClass();

            mw.visitLdcInsn(property.getName());
            mw.visitVarInsn(ASTORE, context.fieldName());

            if (propertyClass == byte.class) {
                _byte(clazz, mw, property, context);
            } else if (propertyClass == short.class) {
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import com.alibaba.fastjson.util.FieldInfo;
import com.alibaba.fastjson.util.ParameterizedTypeImpl;

public class FieldInfoTest extends TestCase {
    public void test_null() throws Exception {
        FieldInfo fieldInfo = new FieldInfo("getValue", Entity.class.getMethod("getValue"), null);
        Assert.assertEquals(null, fieldInfo.getAnnotation(JSONField.class));

        Field field = GenericFieldEntity.class.getField("value");
        Type type = new ParameterizedTypeImpl(new Type[] { ValueObject.class }, null, GenericFieldEntity.class);
        FieldInfo fieldInfoOfField = new FieldInfo("value", null, field, GenericFieldEntity.class, type);
        Assert.assertEquals(fieldInfoOfField.getFieldType(), ValueObject.class);
        Assert.assertEquals(fieldInfoOfField.getFieldClass(), ValueObject.class);

        field = GenericListFieldEntity.class.getField("value");
        type = new ParameterizedTypeImpl(new Type[] { ValueObject.class }, null, GenericListFieldEntity.class);
        FieldInfo fieldInfoOfListField = new FieldInfo("value", null, field, GenericListFieldEntity.class, type);
        ParameterizedTypeImpl actualFieldType = (ParameterizedTypeImpl) fieldInfoOfListField.getFieldType();
        Assert.assertEquals(actualFieldType.getActualTypeArguments()[0], ValueObject.class);
        Assert.assertEquals(actualFieldType.getRawType(), List.class);
        Assert.assertEquals(fieldInfoOfListField.getFieldClass(), List.class);
        Assert.assertEquals(null, ((ParameterizedTypeImpl) type).getOwnerType());

        Method method = GenericSetterEntity.class.getMethod("setValue", Object.class);
        type = new ParameterizedTypeImpl(new Type[] { ValueObject.class }, null, GenericSetterEntity.class);
        FieldInfo fieldInfoOfSetter = new FieldInfo("value", method, null, GenericSetterEntity.class, type);
        Assert.assertEquals(fieldInfoOfSetter.getFieldType(), ValueObject.class);
        Assert.assertEquals(fieldInfoOfSetter.getFieldClass(), ValueObject.class);
       
        fieldInfoOfSetter.toString();

        method = GenericListSetterEntity.class.getMethod("setValue", List.class);
        type = new ParameterizedTypeImpl(new Type[] { ValueObject.class }, null, GenericListSetterEntity.class);
        FieldInfo fieldInfoOfListSetter = new FieldInfo("value", method, null, GenericListSetterEntity.class, type);
        Assert.assertEquals(actualFieldType.getActualTypeArguments()[0], ValueObject.class);
        Assert.assertEquals(actualFieldType.getRawType(), List.class);
        Assert.assertEquals(fieldInfoOfListSetter.getFieldClass(), List.class);
    }
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                List<FieldInfo> fieldInfoList = beanInfo.getFieldList();
                int size = fieldInfoList.size();
                Object[] params = new Object[size];
                for (int i = 0; i < size; ++i) {
                    FieldInfo fieldInfo = fieldInfoList.get(i);
                    params[i] = fieldValues.get(fieldInfo.getName());
                }

                if (beanInfo.getCreatorConstructor() != null) {
                    try {
                        object = beanInfo.getCreatorConstructor().newInstance(params);
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        }

        mw.visitVarInsn(ISTORE, context.var("seperator"));

        for (int i = 0; i < size; ++i) {
            FieldInfo property = getters.get(i);
            Class<?> propertyClass = property.getFieldClass();

            mw.visitLdcInsn(property.getName());
            mw.visitVarInsn(ASTORE, context.fieldName());

            if (propertyClass == byte.class) {
                _byte(clazz, mw, property, context);
            } else if (propertyClass == short.class) {
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        mw.visitFieldInsn(GETFIELD, getType(JSONScanner.class), "matchStat", "I");
        mw.visitFieldInsn(GETSTATIC, getType(JSONScanner.class), "END", "I");
        mw.visitJumpInsn(IF_ICMPEQ, return_);

        for (int i = 0, size = context.getFieldInfoList().size(); i < size; ++i) {
            FieldInfo fieldInfo = context.getFieldInfoList().get(i);
            Class<?> fieldClass = fieldInfo.getFieldClass();
            Type fieldType = fieldInfo.getFieldType();

            mw.visitVarInsn(ALOAD, context.var("lexer"));
            mw.visitVarInsn(ALOAD, 0);
            mw.visitFieldInsn(GETFIELD, context.getClassName(), fieldInfo.getName() + "_asm_prefix__", "[C");
            if (fieldClass == boolean.class) {
                mw.visitMethodInsn(INVOKEVIRTUAL, getType(JSONScanner.class), "scanFieldBoolean", "([C)Z");
                mw.visitVarInsn(ISTORE, context.var(fieldInfo.getName() + "_asm"));

            } else if (fieldClass == byte.class) {
                mw.visitMethodInsn(INVOKEVIRTUAL, getType(JSONScanner.class), "scanFieldInt", "([C)I");
                mw.visitVarInsn(ISTORE, context.var(fieldInfo.getName() + "_asm"));

            } else if (fieldClass == short.class) {
                mw.visitMethodInsn(INVOKEVIRTUAL, getType(JSONScanner.class), "scanFieldInt", "([C)I");
                mw.visitVarInsn(ISTORE, context.var(fieldInfo.getName() + "_asm"));

            } else if (fieldClass == int.class) {
                mw.visitMethodInsn(INVOKEVIRTUAL, getType(JSONScanner.class), "scanFieldInt", "([C)I");
                mw.visitVarInsn(ISTORE, context.var(fieldInfo.getName() + "_asm"));

            } else if (fieldClass == long.class) {
                mw.visitMethodInsn(INVOKEVIRTUAL, getType(JSONScanner.class), "scanFieldLong", "([C)J");
                mw.visitVarInsn(LSTORE, context.var(fieldInfo.getName() + "_asm", 2));

            } else if (fieldClass == float.class) {
                mw.visitMethodInsn(INVOKEVIRTUAL, getType(JSONScanner.class), "scanFieldFloat", "([C)F");
                mw.visitVarInsn(FSTORE, context.var(fieldInfo.getName() + "_asm"));

            } else if (fieldClass == double.class) {
                mw.visitMethodInsn(INVOKEVIRTUAL, getType(JSONScanner.class), "scanFieldDouble", "([C)D");
                mw.visitVarInsn(DSTORE, context.var(fieldInfo.getName() + "_asm", 2));

            } else if (fieldClass == String.class) {
                mw.visitMethodInsn(INVOKEVIRTUAL, getType(JSONScanner.class), "scanFieldString",
                                   "([C)Ljava/lang/String;");
                mw.visitInsn(DUP);

                Label endCheck_ = new Label();
                mw.visitJumpInsn(IFNONNULL, endCheck_);

                mw.visitVarInsn(ALOAD, 1);
                mw.visitFieldInsn(GETSTATIC, getType(Feature.class), "InitStringFieldAsEmpty", "L"
                                                                                               + getType(Feature.class)
                                                                                               + ";");
                mw.visitMethodInsn(INVOKEVIRTUAL, getType(DefaultJSONParser.class), "isEnabled",
                                   "(" + "L" + getType(Feature.class) + ";" + ")Z");
                mw.visitJumpInsn(IFEQ, endCheck_);

                mw.visitInsn(POP);
                mw.visitLdcInsn("");

                mw.visitLabel(endCheck_);

                mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm"));

            } else if (fieldClass == byte[].class) {
                mw.visitMethodInsn(INVOKEVIRTUAL, getType(JSONScanner.class), "scanFieldByteArray", "([C)[B");
                mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm"));
            } else if (fieldClass.isEnum()) {
                Label enumNull_ = new Label();
                mw.visitInsn(ACONST_NULL);
                mw.visitTypeInsn(CHECKCAST, getType(fieldClass)); // cast
                mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm"));

                mw.visitVarInsn(ALOAD, 1);
                mw.visitMethodInsn(INVOKEVIRTUAL, getType(DefaultJSONParser.class), "getSymbolTable",
                                   "()" + getDesc(SymbolTable.class));

                mw.visitMethodInsn(INVOKEVIRTUAL, getType(JSONScanner.class), "scanFieldSymbol",
                                   "([C" + getDesc(SymbolTable.class) + ")Ljava/lang/String;");
                mw.visitInsn(DUP);
                mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm_enumName"));

                mw.visitJumpInsn(IFNULL, enumNull_);
                mw.visitVarInsn(ALOAD, context.var(fieldInfo.getName() + "_asm_enumName"));
                mw.visitMethodInsn(INVOKESTATIC, getType(fieldClass), "valueOf", "(Ljava/lang/String;)"
                                                                                 + getDesc(fieldClass));
                mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm"));
                mw.visitLabel(enumNull_);

            } else if (Collection.class.isAssignableFrom(fieldClass)) {

                Type actualTypeArgument = ((ParameterizedType) fieldType).getActualTypeArguments()[0];

                if (actualTypeArgument instanceof Class) {
                    Class<?> itemClass = (Class<?>) actualTypeArgument;

                    if (!Modifier.isPublic(itemClass.getModifiers())) {
                        throw new ASMException("can not create ASMParser");
                    }

                    if (itemClass == String.class) {
                        mw.visitMethodInsn(INVOKEVIRTUAL, getType(JSONScanner.class), "scanFieldStringArray",
                                           "([C)" + getDesc(ArrayList.class));
                        mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm"));
                    } else {
                        _deserialze_list_obj(context, mw, reset_, fieldInfo, fieldClass, itemClass);

                        if (i == size - 1) {
                            _deserialize_endCheck(context, mw, reset_);
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Related Classes of com.alibaba.fastjson.util.FieldInfo

  • com.alibaba.fastjson.annotation.JSONField
  • com.alibaba.fastjson.parser.deserializer.ASMDeserializerFactory
  • com.alibaba.fastjson.parser.deserializer.JavaBeanDeserializer
  • com.alibaba.fastjson.serializer.ASMSerializerFactory
  • com.alibaba.json.bvt.util.FieldInfoTest
  • java.lang.reflect.Member
  • java.lang.reflect.GenericArrayType
  • java.lang.reflect.GenericDeclaration
  • java.lang.reflect.ParameterizedType
  • java.lang.reflect.Type
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