com.fasterxml.jackson.databind.ObjectMapper#setTimeZone ( )源码实例Demo

public static ObjectMapper settingCommonObjectMapper(ObjectMapper objectMapper) {
    objectMapper.setDateFormat(new StdDateFormat());
    objectMapper.setTimeZone(TimeZone.getDefault());

    objectMapper.configure(JsonParser.Feature.ALLOW_SINGLE_QUOTES, true);

    objectMapper.configure(SerializationFeature.INDENT_OUTPUT, false);
    objectMapper.configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false);
    objectMapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false);

    objectMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);

    objectMapper.configure(MapperFeature.ACCEPT_CASE_INSENSITIVE_PROPERTIES, true);
    objectMapper.configure(MapperFeature.INFER_PROPERTY_MUTATORS, false);
    objectMapper.configure(MapperFeature.ALLOW_FINAL_FIELDS_AS_MUTATORS, false);

    return objectMapper;
}
 

/**
 * 键按自然顺序格式化输出
 *
 * @param object
 * @param prettyFormat
 * @return
 */
public static String toJsonString(Object object, boolean prettyFormat) {
    if (object == null) {
        return null;
    }
    ObjectMapper objectMapper = new ObjectMapper();
    try {
        // 格式化输出
        objectMapper.configure(SerializationFeature.INDENT_OUTPUT, prettyFormat);
        // 键按自然顺序输出
        objectMapper.configure(SerializationFeature.ORDER_MAP_ENTRIES_BY_KEYS, true);
        // 设置时区
        objectMapper.setTimeZone(timeZone);
        return objectMapper.writeValueAsString(object);
    } catch (JsonProcessingException e) {
        e.printStackTrace();
    }
    return null;
}
 

/**
 * 键按自然顺序格式化输出
 *
 * @param object
 * @param prettyFormat
 * @return
 */
public static String toJsonStringNonNull(Object object, boolean prettyFormat) {
    if (object == null) {
        return null;
    }
    ObjectMapper objectMapper = new ObjectMapper();
    try {
        // 格式化输出
        objectMapper.configure(SerializationFeature.INDENT_OUTPUT, prettyFormat);
        // 键按自然顺序输出
        objectMapper.configure(SerializationFeature.ORDER_MAP_ENTRIES_BY_KEYS, true);
        // 为空的序列化
        objectMapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
        // 设置时区
        objectMapper.setTimeZone(timeZone);
        return objectMapper.writeValueAsString(object);
    } catch (JsonProcessingException e) {
        e.printStackTrace();
    }
    return null;
}
 

@Override
protected void additionalProperties(Properties properties) {
    ObjectMapper objectMapper = new ObjectMapper().findAndRegisterModules();
    objectMapper.setTimeZone(TimeZone.getTimeZone("GMT"));
    SimpleModule simpleModule = new SimpleModule("SimpleModule", new Version(1, 0, 0, null, null, null));
    simpleModule.addSerializer(new MoneySerializer());
    objectMapper.registerModule(simpleModule);

    JsonBinaryType jsonBinaryType = new JsonBinaryType(objectMapper, Location.class);

    properties.put("hibernate.type_contributors",
        (TypeContributorList) () -> Collections.singletonList(
            (typeContributions, serviceRegistry) ->
                typeContributions.contributeType(
                    jsonBinaryType, "location"
                )
        )
    );
}
 

public static ObjectMapper getObjectMapper(TimeZone timezone, String dateFormatPattern) {
	ObjectMapper mapper = new ObjectMapper();

	mapper.setTimeZone(timezone);
	mapper.setDateFormat(DateUtilities.getFormat(dateFormatPattern, timezone));
	mapper.registerModule(new LocalDateTimeModule());
	mapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);

	return mapper;
}
 

@Override
    public ObjectMapper getObjectMapper() {
        ObjectMapper objectMapper = new ObjectMapper();
        objectMapper.disable(SerializationFeature.FAIL_ON_EMPTY_BEANS);
//            objectMapper.disable(SerializationFeature.FLUSH_AFTER_WRITE_VALUE);
        objectMapper.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
        objectMapper.setTimeZone(TimeZone.getDefault());
        return objectMapper;
    }
 

private static synchronized void buildDefaultObjectMapper() {
        objectMapper = new ObjectMapper();
        objectMapper.disable(SerializationFeature.FAIL_ON_EMPTY_BEANS);
//            objectMapper.disable(SerializationFeature.FLUSH_AFTER_WRITE_VALUE);
        objectMapper.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
        objectMapper.setTimeZone(TimeZone.getDefault());
    }
 

@Override
    public ObjectMapper getObjectMapper() {
        ObjectMapper objectMapper = new ObjectMapper();
        objectMapper.disable(SerializationFeature.FAIL_ON_EMPTY_BEANS);
//            objectMapper.disable(SerializationFeature.FLUSH_AFTER_WRITE_VALUE);
        objectMapper.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
        objectMapper.setTimeZone(TimeZone.getDefault());
        return objectMapper;
    }
 

private static synchronized void buildDefaultObjectMapper() {
        objectMapper = new ObjectMapper();
        objectMapper.disable(SerializationFeature.FAIL_ON_EMPTY_BEANS);
//            objectMapper.disable(SerializationFeature.FLUSH_AFTER_WRITE_VALUE);
        objectMapper.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
        objectMapper.setTimeZone(TimeZone.getDefault());
    }
 

private ObjectMapper initObjectMapper() {
    ObjectMapper objectMapper = new ObjectMapper();
    //关闭字段不识别报错
    objectMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
    //调整默认时区为北京时间
    TimeZone timeZone = TimeZone.getTimeZone("GMT+8");
    DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.CHINA);
    dateFormat.setTimeZone(timeZone);
    objectMapper.setDateFormat(dateFormat);
    objectMapper.setTimeZone(timeZone);
    return objectMapper;
}
 

@Override
public ObjectMapper get() {
    ObjectMapper objectMapper = new ObjectMapper().findAndRegisterModules();
    objectMapper.setTimeZone(TimeZone.getTimeZone("GMT"));
    SimpleModule simpleModule = new SimpleModule("SimpleModule", new Version(1, 0, 0, null, null, null));
    simpleModule.addSerializer(new MoneySerializer());
    objectMapper.registerModule(simpleModule);
    return objectMapper;
}
 

@Override
public ObjectMapper get() {
    ObjectMapper objectMapper = new ObjectMapper().findAndRegisterModules();
    objectMapper.setTimeZone(TimeZone.getTimeZone("GMT"));
    SimpleModule simpleModule = new SimpleModule("SimpleModule", new Version(1, 0, 0, null, null, null));
    simpleModule.addSerializer(new MoneySerializer());
    objectMapper.registerModule(simpleModule);
    return objectMapper;
}
 

@Override
public ObjectMapper get() {
    ObjectMapper objectMapper = new ObjectMapper().findAndRegisterModules();
    objectMapper.setTimeZone(TimeZone.getTimeZone("GMT"));
    SimpleModule simpleModule = new SimpleModule("SimpleModule", new Version(1, 0, 0, null, null, null));
    simpleModule.addSerializer(new MoneySerializer());
    objectMapper.registerModule(simpleModule);
    return objectMapper;
}
 

@Override
    public ObjectMapper getObjectMapper() {
        ObjectMapper objectMapper = new ObjectMapper();
        objectMapper.disable(SerializationFeature.FAIL_ON_EMPTY_BEANS);
//            objectMapper.disable(SerializationFeature.FLUSH_AFTER_WRITE_VALUE);
        objectMapper.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
        objectMapper.setTimeZone(TimeZone.getDefault());
        return objectMapper;
    }
 

private static synchronized void buildDefaultObjectMapper() {
        objectMapper = new ObjectMapper();
        objectMapper.disable(SerializationFeature.FAIL_ON_EMPTY_BEANS);
//            objectMapper.disable(SerializationFeature.FLUSH_AFTER_WRITE_VALUE);
        objectMapper.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
        objectMapper.setTimeZone(TimeZone.getDefault());
    }
 

@Override
    public ObjectMapper getObjectMapper() {
        ObjectMapper objectMapper = new ObjectMapper();
        objectMapper.disable(SerializationFeature.FAIL_ON_EMPTY_BEANS);
//            objectMapper.disable(SerializationFeature.FLUSH_AFTER_WRITE_VALUE);
        objectMapper.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
        objectMapper.setTimeZone(TimeZone.getDefault());
        return objectMapper;
    }
 

private static synchronized void buildDefaultObjectMapper() {
        objectMapper = new ObjectMapper();
        objectMapper.disable(SerializationFeature.FAIL_ON_EMPTY_BEANS);
//            objectMapper.disable(SerializationFeature.FLUSH_AFTER_WRITE_VALUE);
        objectMapper.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
        objectMapper.setTimeZone(TimeZone.getDefault());
    }