com.alibaba.fastjson.parser.deserializer.ObjectDeserializer Java Examples

@AnnotatedClassFinder(For.class)
public void foundFor(Class<?> type) {
    For forAnno = type.getAnnotation(For.class);
    Class[] targetTypes = forAnno.value();
    if (0 == targetTypes.length) {
        warn("@For annotation on [%s] must have target type specified", type.getName());
        return;
    }
    if (ObjectSerializer.class.isAssignableFrom(type)) {
        ObjectSerializer serializer = (ObjectSerializer) app.getInstance(type);
        handleForSerializer(serializer, targetTypes);
    }
    if (ObjectDeserializer.class.isAssignableFrom(type)) {
        ObjectDeserializer deserializer = (ObjectDeserializer) app.getInstance(type);
        handleForDeserializer(deserializer, targetTypes);
    }
}
 

private void handleForDeserializer(final ObjectDeserializer deserializer, Class targetType) {
    ClassNode node = repo.node(targetType.getName());
    if (null == node) {
        warn("Unknown target type: " + targetType.getName());
        return;
    }
    final ParserConfig config = ParserConfig.getGlobalInstance();
    node.visitSubTree(new Lang.Visitor<ClassNode>() {
        @Override
        public void visit(ClassNode classNode) throws Lang.Break {
            Class type = app.classForName(classNode.name());
            config.putDeserializer(type, deserializer);
        }
    });
    config.putDeserializer(targetType, deserializer);
}
 

public ObjectDeserializer getDeserializer(final Class<?> clazz, final Type type) {

        if (blackList != null && blackList.isBlack(clazz.getName())) {
            throw new JSONException("Failed to decode class " + type + " by json serialization, it is in blacklist");
        }
        ObjectDeserializer deserializer = super.getDeserializer(clazz, type);
        if (deserializer instanceof ThrowableDeserializer) {
            //覆盖掉默认的异常解析器
            deserializer = new JsonThrowableDeserializer(this, clazz);
            //内部支持并发
            putDeserializer(type, deserializer);
        }
        return deserializer;
    }
 

public void setDeserializers(Map<Type, ObjectDeserializer> dest){
    if (CollectionUtil.isNotEmpty(dest)){
        for (Entry<Type, ObjectDeserializer> entry :dest.entrySet()){
            this.putDeserializer(entry.getKey(), entry.getValue());
        }
    }
}
 

@AnnotatedClassFinder(Deserializer.class)
public void foundDeserializer(Class<?> targetType) {
    Deserializer deserializerAnno = targetType.getAnnotation(Deserializer.class);
    Class<? extends ObjectDeserializer> deserializerType = deserializerAnno.value();
    ObjectDeserializer deserializer = app.getInstance(deserializerType);
    handleForDeserializer(deserializer, targetType);
}
 

@Bean
@Primary
@ConfigurationProperties(prefix = "fastjson")
public FastJsonGenericHttpMessageConverter fastJsonGenericHttpMessageConverter(EntityFactory entityFactory) {
    JSON.DEFAULT_PARSER_FEATURE |= Feature.DisableFieldSmartMatch.getMask();
    FastJsonGenericHttpMessageConverter converter = new FastJsonGenericHttpMessageConverter();
    converter.setFeatures(
            SerializerFeature.WriteNullListAsEmpty,
            SerializerFeature.WriteNullNumberAsZero,
            SerializerFeature.WriteNullBooleanAsFalse
    );
    converter.setConverters(converters);
    ParserConfig.global = new ParserConfig() {
        @Override
        public ObjectDeserializer getDeserializer(Type type) {
            ObjectDeserializer derializer = getDeserializers().get(type);
            if (derializer != null) {
                return derializer;
            }
            if (type instanceof Class) {
                Class classType = ((Class) type);
                if (classType.isEnum()) {
                    return super.getDeserializer(type);
                }
                checkAutoType(type.getTypeName(), ((Class) type));
                if (Modifier.isAbstract(classType.getModifiers()) || Modifier.isInterface(classType.getModifiers())) {
                    Class realType;
                    if (entityFactory != null && (realType = entityFactory.getInstanceType(classType)) != null) {
                        return new JavaBeanDeserializer(this, realType, type);
                    }
                } else {
                    return new JavaBeanDeserializer(this, classType);
                }
            }

            return super.getDeserializer(type);
        }
    };

    //fastjson.parser.autoTypeAccept
    ParserConfig.global.addAccept("org.hswebframework.web.entity.");
    ParserConfig.global.addDeny("org.hswebframework.ezorm.core.param.SqlTerm");
    return converter;
}
 

public static void addConfig(Type type, ObjectSerializer serializer, ObjectDeserializer deserializer) {
    addSerializer(type, serializer);
    addDeserializer(type, deserializer);
}
 

public static void addDeserializer(Type type, ObjectDeserializer deserializer) {
    parserConfig.putDeserializer(type, deserializer);
}
 

public void addJsonConfig(Type type, ObjectSerializer serializer, ObjectDeserializer deserializer) {
    addJsonSerializer(type, serializer);
    addJsonDeserializer(type, deserializer);
}
 

public void addJsonDeserializer(Type type, ObjectDeserializer deserializer) {
    Jsoner.addDeserializer(type, deserializer);
}
 

private void handleForDeserializer(ObjectDeserializer serializer, Class[] targetTypes) {
    for (Class type : targetTypes) {
        handleForDeserializer(serializer, type);
    }
}