com.alibaba.fastjson.serializer.SerializeConfig#globalInstance ( )源码实例Demo

@Override
public void configureMessageConverters(List<HttpMessageConverter<?>> converters) {
    FastJsonHttpMessageConverter fastConvert = new FastJsonHttpMessageConverter();

    FastJsonConfig fastJsonConfig = new FastJsonConfig();
    JSON.defaultTimeZone = TimeZone.getTimeZone("Asia/Shanghai");
    JSON.DEFFAULT_DATE_FORMAT = "yyyy-MM-dd'T'HH:mm:ss.SSSZ";
    fastJsonConfig.setSerializerFeatures(SerializerFeature.BrowserCompatible,
            SerializerFeature.BrowserSecure,
            SerializerFeature.PrettyFormat,
            SerializerFeature.WriteDateUseDateFormat,
            SerializerFeature.WriteMapNullValue,
            SerializerFeature.DisableCircularReferenceDetect);
    /**
     * 解决Long转json精度丢失的问题
     */
    SerializeConfig serializeConfig = SerializeConfig.globalInstance;
    serializeConfig.put(BigInteger.class, ToStringSerializer.instance);
    serializeConfig.put(Long.class, ToStringSerializer.instance);
    serializeConfig.put(Long.TYPE, ToStringSerializer.instance);
    fastJsonConfig.setSerializeConfig(serializeConfig);
    fastConvert.setFastJsonConfig(fastJsonConfig);
    converters.add(fastConvert);
}
 

/**
 * fastjson的配置
 */
public FastJsonConfig fastjsonConfig() {
    FastJsonConfig fastJsonConfig = new FastJsonConfig();
    fastJsonConfig.setSerializerFeatures(
            SerializerFeature.PrettyFormat,
            SerializerFeature.WriteMapNullValue,
            SerializerFeature.WriteEnumUsingToString
    );
    fastJsonConfig.setDateFormat("yyyy-MM-dd HH:mm:ss");
    ValueFilter valueFilter = new ValueFilter() {
        public Object process(Object o, String s, Object o1) {
            if (null == o1) {
                o1 = "";
            }
            return o1;
        }
    };
    fastJsonConfig.setCharset(Charset.forName("utf-8"));
    fastJsonConfig.setSerializeFilters(valueFilter);

    //解决Long转json精度丢失的问题
    SerializeConfig serializeConfig = SerializeConfig.globalInstance;
    serializeConfig.put(BigInteger.class, ToStringSerializer.instance);
    serializeConfig.put(Long.class, ToStringSerializer.instance);
    serializeConfig.put(Long.TYPE, ToStringSerializer.instance);
    fastJsonConfig.setSerializeConfig(serializeConfig);
    return fastJsonConfig;
}
 

/**
 * fastjson的配置
 */
public FastJsonConfig fastjsonConfig() {
    FastJsonConfig fastJsonConfig = new FastJsonConfig();
    fastJsonConfig.setSerializerFeatures(
            SerializerFeature.PrettyFormat,
            SerializerFeature.WriteMapNullValue,
            SerializerFeature.WriteEnumUsingToString,
            SerializerFeature.DisableCircularReferenceDetect
    );
    fastJsonConfig.setDateFormat("yyyy-MM-dd HH:mm:ss");
    ValueFilter valueFilter = new ValueFilter() {
        @Override
        public Object process(Object o, String s, Object o1) {
            if (null == o1) {
                o1 = "";
            }
            return o1;
        }
    };
    fastJsonConfig.setCharset(Charset.forName("utf-8"));
    fastJsonConfig.setSerializeFilters(valueFilter);

    //解决Long转json精度丢失的问题
    SerializeConfig serializeConfig = SerializeConfig.globalInstance;
    serializeConfig.put(BigInteger.class, ToStringSerializer.instance);
    serializeConfig.put(Long.class, ToStringSerializer.instance);
    serializeConfig.put(Long.TYPE, ToStringSerializer.instance);
    fastJsonConfig.setSerializeConfig(serializeConfig);
    return fastJsonConfig;
}
 

@Override
public byte[] encodeResponseData(Object data,RpcMethod rpcMethod) {
    if(data == null){
        return EMPTY;
    }

    try (SerializeWriter out = new SerializeWriter(null, JSON.DEFAULT_GENERATE_FEATURE,
            SERIALIZER_FEATURES)) {
        JSONSerializer serializer = new JSONSerializer(out, SerializeConfig.globalInstance);
        serializer.write(data);
        return out.toBytes(CHARSET_UTF8);
    }
}
 

public void load(App app) {
    LOGGER.info("start compiling API book");
    if (app.isProd()) {
        try {
            deserialize();
        } catch (Exception e) {
            warn(e, "Error deserialize api-book");
        }
        if (!endpoints.isEmpty()) {
            return;
        }
    }
    loadActAppDocs();
    Router router = app.router();
    AppConfig config = app.config();
    Set<Class> controllerClasses = new HashSet<>();
    ApiDocCompileContext ctx = new ApiDocCompileContext();
    ctx.saveCurrent();
    SerializeConfig fjConfig = SerializeConfig.globalInstance;
    Class<?> stringSObjectType = SObject.of("").getClass();
    fjConfig.put(stringSObjectType, new FastJsonSObjectSerializer());
    try {
        load(router, null, config, controllerClasses, ctx);
        for (NamedPort port : app.config().namedPorts()) {
            router = app.router(port);
            load(router, port, config, controllerClasses, ctx);
        }
        if (Act.isDev()) {
            exploreDescriptions(controllerClasses);
        }
        buildModuleLookup();
        serialize();
    } finally {
        ctx.destroy();
    }
    LOGGER.info("API book compiled");
}