Package com.alibaba.fastjson.annotation

Examples of com.alibaba.fastjson.annotation.JSONField

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        mw.visitLabel(_else_processKey);
    }

    private void _writeObject(MethodVisitor mw, FieldInfo fieldInfo, Context context, Label _end) {
        String format = null;
        JSONField annotation = fieldInfo.getAnnotation(JSONField.class);

        if (annotation != null) {
            format = annotation.format();

            if (format.trim().length() == 0) {
                format = null;
            }
        }
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        boolean writeNull = false;
        boolean writeNullNumberAsZero = false;
        boolean writeNullStringAsEmpty = false;
        boolean writeNullBooleanAsFalse = false;
        boolean writeNullListAsEmpty = false;
        JSONField annotation = fieldInfo.getAnnotation(JSONField.class);
        if (annotation != null) {
            for (SerializerFeature feature : annotation.serialzeFeatures()) {
                if (feature == SerializerFeature.WriteMapNullValue) {
                    writeNull = true;
                } else if (feature == SerializerFeature.WriteNullNumberAsZero) {
                    writeNullNumberAsZero = true;
                } else if (feature == SerializerFeature.WriteNullStringAsEmpty) {
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            if (method.getParameterTypes().length != 0) {
                continue;
            }

            JSONField annotation = method.getAnnotation(JSONField.class);

            if (annotation != null) {
                if (!annotation.serialize()) {
                    continue;
                }

                if (annotation.name().length() != 0) {
                    String propertyName = annotation.name();

                    if (aliasMap != null) {
                        propertyName = aliasMap.get(propertyName);
                        if (propertyName == null) {
                            continue;
                        }
                    }

                    fieldInfoMap.put(propertyName, new FieldInfo(propertyName, method, null));
                    continue;
                }
            }

            if (methodName.startsWith("get")) {
                if (methodName.length() < 4) {
                    continue;
                }

                if (methodName.equals("getClass")) {
                    continue;
                }

                if (!Character.isUpperCase(methodName.charAt(3))) {
                    continue;
                }

                String propertyName = Character.toLowerCase(methodName.charAt(3)) + methodName.substring(4);

                Field field = ParserConfig.getField(clazz, propertyName);
                if (field != null) {
                    JSONField fieldAnnotation = field.getAnnotation(JSONField.class);

                    if (fieldAnnotation != null && fieldAnnotation.name().length() != 0) {
                        propertyName = fieldAnnotation.name();

                        if (aliasMap != null) {
                            propertyName = aliasMap.get(propertyName);
                            if (propertyName == null) {
                                continue;
                            }
                        }
                    }
                }

                if (aliasMap != null) {
                    propertyName = aliasMap.get(propertyName);
                    if (propertyName == null) {
                        continue;
                    }
                }

                fieldInfoMap.put(propertyName, new FieldInfo(propertyName, method, field));
            }

            if (methodName.startsWith("is")) {
                if (methodName.length() < 3) {
                    continue;
                }

                if (!Character.isUpperCase(methodName.charAt(2))) {
                    continue;
                }

                String propertyName = Character.toLowerCase(methodName.charAt(2)) + methodName.substring(3);

                Field field = ParserConfig.getField(clazz, propertyName);
                if (field != null) {
                    JSONField fieldAnnotation = field.getAnnotation(JSONField.class);

                    if (fieldAnnotation != null && fieldAnnotation.name().length() != 0) {
                        propertyName = fieldAnnotation.name();

                        if (aliasMap != null) {
                            propertyName = aliasMap.get(propertyName);
                            if (propertyName == null) {
                                continue;
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                creatorConstructor.setAccessible(true);
                beanInfo.setCreatorConstructor(creatorConstructor);

                for (int i = 0; i < creatorConstructor.getParameterTypes().length; ++i) {
                    Annotation[] paramAnnotations = creatorConstructor.getParameterAnnotations()[i];
                    JSONField fieldAnnotation = null;
                    for (Annotation paramAnnotation : paramAnnotations) {
                        if (paramAnnotation instanceof JSONField) {
                            fieldAnnotation = (JSONField) paramAnnotation;
                            break;
                        }
                    }
                    if (fieldAnnotation == null) {
                        throw new JSONException("illegal json creator");
                    }

                    Class<?> fieldClass = creatorConstructor.getParameterTypes()[i];
                    Type fieldType = creatorConstructor.getGenericParameterTypes()[i];
                    Field field = getField(clazz, fieldAnnotation.name());
                    if (field != null) {
                        field.setAccessible(true);
                    }
                    FieldInfo fieldInfo = new FieldInfo(fieldAnnotation.name(), clazz, fieldClass, fieldType, null,
                                                        field);
                    beanInfo.add(fieldInfo);
                }
                return beanInfo;
            }

            Method factoryMethod = getFactoryMethod(clazz);
            if (factoryMethod != null) {
                factoryMethod.setAccessible(true);
                beanInfo.setFactoryMethod(factoryMethod);

                for (int i = 0; i < factoryMethod.getParameterTypes().length; ++i) {
                    Annotation[] paramAnnotations = factoryMethod.getParameterAnnotations()[i];
                    JSONField fieldAnnotation = null;
                    for (Annotation paramAnnotation : paramAnnotations) {
                        if (paramAnnotation instanceof JSONField) {
                            fieldAnnotation = (JSONField) paramAnnotation;
                            break;
                        }
                    }
                    if (fieldAnnotation == null) {
                        throw new JSONException("illegal json creator");
                    }

                    Class<?> fieldClass = factoryMethod.getParameterTypes()[i];
                    Type fieldType = factoryMethod.getGenericParameterTypes()[i];
                    Field field = getField(clazz, fieldAnnotation.name());
                    if (field != null) {
                        field.setAccessible(true);
                    }
                    FieldInfo fieldInfo = new FieldInfo(fieldAnnotation.name(), clazz, fieldClass, fieldType, null,
                                                        field);
                    beanInfo.add(fieldInfo);
                }
                return beanInfo;
            }
           
            throw new JSONException("default constructor not found. " + clazz);
        }

        for (Method method : clazz.getMethods()) {
            String methodName = method.getName();
            if (methodName.length() < 4) {
                continue;
            }

            if (Modifier.isStatic(method.getModifiers())) {
                continue;
            }

            // support builder set
            if (!(method.getReturnType().equals(Void.TYPE) || method.getReturnType().equals(clazz))) {
                continue;
            }

            if (method.getParameterTypes().length != 1) {
                continue;
            }

            JSONField annotation = method.getAnnotation(JSONField.class);

            if (annotation != null) {
                if (!annotation.deserialize()) {
                    continue;
                }

                if (annotation.name().length() != 0) {
                    String propertyName = annotation.name();
                    beanInfo.add(new FieldInfo(propertyName, method, null));
                    method.setAccessible(true);
                    continue;
                }
            }

            if (methodName.startsWith("set") && Character.isUpperCase(methodName.charAt(3))) {
                String propertyName = Character.toLowerCase(methodName.charAt(3)) + methodName.substring(4);

                Field field = getField(clazz, propertyName);
                if (field != null) {

                    JSONField fieldAnnotation = field.getAnnotation(JSONField.class);

                    if (fieldAnnotation != null && fieldAnnotation.name().length() != 0) {
                        propertyName = fieldAnnotation.name();

                        beanInfo.add(new FieldInfo(propertyName, method, field));
                        continue;
                    }
                }
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        mw.visitLabel(_end);
    }

    private void _enum(Class<?> clazz, MethodVisitor mw, FieldInfo property, Context context) {
        boolean writeEnumUsingToString = false;
        JSONField annotation = property.getAnnotation(JSONField.class);
        if (annotation != null) {
            for (SerializerFeature feature : annotation.serialzeFeatures()) {
                if (feature == SerializerFeature.WriteEnumUsingToString) {
                    writeEnumUsingToString = true;
                }
            }
        }
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        mw.visitJumpInsn(IFEQ, _end);
    }

    private void _writeObject(MethodVisitor mw, FieldInfo fieldInfo, Context context, Label _end) {
        String format = null;
        JSONField annotation = fieldInfo.getAnnotation(JSONField.class);

        if (annotation != null) {
            format = annotation.format();

            if (format.trim().length() == 0) {
                format = null;
            }
        }
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        boolean writeNull = false;
        boolean writeNullNumberAsZero = false;
        boolean writeNullStringAsEmpty = false;
        boolean writeNullBooleanAsFalse = false;
        boolean writeNullListAsEmpty = false;
        JSONField annotation = fieldInfo.getAnnotation(JSONField.class);
        if (annotation != null) {
            for (SerializerFeature feature : annotation.serialzeFeatures()) {
                if (feature == SerializerFeature.WriteMapNullValue) {
                    writeNull = true;
                } else if (feature == SerializerFeature.WriteNullNumberAsZero) {
                    writeNullNumberAsZero = true;
                } else if (feature == SerializerFeature.WriteNullStringAsEmpty) {
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            if (returnType != void.class) {
                throw new JSONException("illegal setter");
            }

            String name = null;
            JSONField annotation = method.getAnnotation(JSONField.class);
            if (annotation != null) {
                if (annotation.name().length() != 0) {
                    name = annotation.name();
                }
            }

            if (name == null) {
                name = method.getName();
                if (!name.startsWith("set")) {
                    throw new JSONException("illegal setter");
                }

                name = name.substring(3);
                if (name.length() == 0) {
                    throw new JSONException("illegal setter");
                }
                name = Character.toLowerCase(name.charAt(0)) + name.substring(1);
            }

            map.put(name, args[0]);
            return null;
        }

        if (parameterTypes.length == 0) {
            Class<?> returnType = method.getReturnType();
            if (returnType == void.class) {
                throw new JSONException("illegal getter");
            }

            String name = null;
            JSONField annotation = method.getAnnotation(JSONField.class);
            if (annotation != null) {
                if (annotation.name().length() != 0) {
                    name = annotation.name();
                }
            }

            if (name == null) {
                name = method.getName();
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            if (method.getName().equals("getMetaClass")
                && method.getReturnType().getName().equals("groovy.lang.MetaClass")) {
                continue;
            }

            JSONField annotation = method.getAnnotation(JSONField.class);

            if (annotation != null) {
                if (!annotation.serialize()) {
                    continue;
                }

                if (annotation.name().length() != 0) {
                    String propertyName = annotation.name();

                    if (aliasMap != null) {
                        propertyName = aliasMap.get(propertyName);
                        if (propertyName == null) {
                            continue;
                        }
                    }

                    fieldInfoMap.put(propertyName, new FieldInfo(propertyName, method, null));
                    continue;
                }
            }

            if (methodName.startsWith("get")) {
                if (methodName.length() < 4) {
                    continue;
                }

                if (methodName.equals("getClass")) {
                    continue;
                }

                if (!Character.isUpperCase(methodName.charAt(3))) {
                    continue;
                }

                String propertyName = Character.toLowerCase(methodName.charAt(3)) + methodName.substring(4);

                boolean ignore = isJSONTypeIgnore(clazz, propertyName);

                if (ignore) {
                    continue;
                }

                Field field = ParserConfig.getField(clazz, propertyName);
                if (field != null) {
                    JSONField fieldAnnotation = field.getAnnotation(JSONField.class);

                    if (fieldAnnotation != null && fieldAnnotation.name().length() != 0) {
                        propertyName = fieldAnnotation.name();

                        if (aliasMap != null) {
                            propertyName = aliasMap.get(propertyName);
                            if (propertyName == null) {
                                continue;
                            }
                        }
                    }
                }

                if (aliasMap != null) {
                    propertyName = aliasMap.get(propertyName);
                    if (propertyName == null) {
                        continue;
                    }
                }

                fieldInfoMap.put(propertyName, new FieldInfo(propertyName, method, field));
            }

            if (methodName.startsWith("is")) {
                if (methodName.length() < 3) {
                    continue;
                }

                if (!Character.isUpperCase(methodName.charAt(2))) {
                    continue;
                }

                String propertyName = Character.toLowerCase(methodName.charAt(2)) + methodName.substring(3);

                Field field = ParserConfig.getField(clazz, propertyName);
                if (field != null) {
                    JSONField fieldAnnotation = field.getAnnotation(JSONField.class);

                    if (fieldAnnotation != null && fieldAnnotation.name().length() != 0) {
                        propertyName = fieldAnnotation.name();

                        if (aliasMap != null) {
                            propertyName = aliasMap.get(propertyName);
                            if (propertyName == null) {
                                continue;
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            if (method.getName().equals("getMetaClass")
                && method.getReturnType().getName().equals("groovy.lang.MetaClass")) {
                continue;
            }

            JSONField annotation = method.getAnnotation(JSONField.class);

            if (annotation == null) {
                annotation = getSupperMethodAnnotation(clazz, method);
            }

            if (annotation != null) {
                if (!annotation.serialize()) {
                    continue;
                }

                if (annotation.name().length() != 0) {
                    String propertyName = annotation.name();

                    if (aliasMap != null) {
                        propertyName = aliasMap.get(propertyName);
                        if (propertyName == null) {
                            continue;
                        }
                    }

                    fieldInfoMap.put(propertyName, new FieldInfo(propertyName, method, null));
                    continue;
                }
            }

            if (methodName.startsWith("get")) {
                if (methodName.length() < 4) {
                    continue;
                }

                if (methodName.equals("getClass")) {
                    continue;
                }

                char c3 = methodName.charAt(3);

                String propertyName;
                if (Character.isUpperCase(c3)) {
                    if (methodName.length() > 4 && Character.isUpperCase(methodName.charAt(4))) {
                        propertyName = methodName.substring(3);
                    } else {
                        propertyName = Character.toLowerCase(methodName.charAt(3)) + methodName.substring(4);
                    }
                } else if (c3 == '_') {
                    propertyName = methodName.substring(4);
                } else if (c3 == 'f') {
                    propertyName = methodName.substring(3);
                } else {
                    continue;
                }

                boolean ignore = isJSONTypeIgnore(clazz, propertyName);

                if (ignore) {
                    continue;
                }

                Field field = ParserConfig.getField(clazz, propertyName);
                if (field == null) {
                    field = ParserConfig.getField(clazz, propertyName);
                }

                if (field != null) {
                    JSONField fieldAnnotation = field.getAnnotation(JSONField.class);

                    if (fieldAnnotation != null) {
                        if (!fieldAnnotation.serialize()) {
                            continue;
                        }

                        if (fieldAnnotation.name().length() != 0) {
                            propertyName = fieldAnnotation.name();

                            if (aliasMap != null) {
                                propertyName = aliasMap.get(propertyName);
                                if (propertyName == null) {
                                    continue;
                                }
                            }
                        }
                    }
                }

                if (aliasMap != null) {
                    propertyName = aliasMap.get(propertyName);
                    if (propertyName == null) {
                        continue;
                    }
                }

                fieldInfoMap.put(propertyName, new FieldInfo(propertyName, method, field));
            }

            if (methodName.startsWith("is")) {
                if (methodName.length() < 3) {
                    continue;
                }
               
                char c2 = methodName.charAt(2);

                String propertyName;
                if (Character.isUpperCase(c2)) {
                    propertyName = Character.toLowerCase(methodName.charAt(2)) + methodName.substring(3);
                } else if (c2 == '_') {
                    propertyName = methodName.substring(3);
                } else if (c2 == 'f') {
                    propertyName = methodName.substring(2);
                } else {
                    continue;
                }

                Field field = ParserConfig.getField(clazz, propertyName);
               
                if (field != null) {
                    JSONField fieldAnnotation = field.getAnnotation(JSONField.class);

                    if (fieldAnnotation != null) {
                        if (!fieldAnnotation.serialize()) {
                            continue;
                        }

                        if (fieldAnnotation.name().length() != 0) {
                            propertyName = fieldAnnotation.name();

                            if (aliasMap != null) {
                                propertyName = aliasMap.get(propertyName);
                                if (propertyName == null) {
                                    continue;
                                }
                            }
                        }
                    }
                }

                if (aliasMap != null) {
                    propertyName = aliasMap.get(propertyName);
                    if (propertyName == null) {
                        continue;
                    }
                }

                fieldInfoMap.put(propertyName, new FieldInfo(propertyName, method, field));
            }
        }

        for (Field field : clazz.getFields()) {
            if (Modifier.isStatic(field.getModifiers())) {
                continue;
            }

            JSONField fieldAnnotation = field.getAnnotation(JSONField.class);

            String propertyName = field.getName();
            if (fieldAnnotation != null) {
                if (!fieldAnnotation.serialize()) {
                    continue;
                }

                if (fieldAnnotation.name().length() != 0) {
                    propertyName = fieldAnnotation.name();
                }
            }

            if (aliasMap != null) {
                propertyName = aliasMap.get(propertyName);
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Related Classes of com.alibaba.fastjson.annotation.JSONField

  • com.alibaba.fastjson.JSONObject
  • com.alibaba.fastjson.serializer.ASMSerializerFactory
  • com.alibaba.fastjson.serializer.FieldSerializer
  • com.alibaba.fastjson.serializer.ObjectFieldSerializer
  • com.alibaba.fastjson.util.DeserializeBeanInfo
  • com.alibaba.fastjson.util.FieldInfo
  • com.alibaba.fastjson.util.TypeUtils
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