程序包 com.baidubce.util

类 JsonUtils

java.lang.Object

com.baidubce.util.JsonUtils

public class JsonUtils
extends Object

JsonUtils for Serialization and deserialization of JSON

构造器概要

构造器

构造器	说明
JsonUtils()

方法概要

修饰符和类型	方法	说明
static <T> T	fromJsonString(String json, Class<T> clazz)	Returns the deserialized object from the given json string and target class; or null if the given json string is null.
static com.fasterxml.jackson.databind.ObjectMapper	getObjectMapper()
static com.fasterxml.jackson.databind.ObjectWriter	getPrettywriter()
static com.fasterxml.jackson.databind.ObjectWriter	getWriter()
static com.fasterxml.jackson.core.JsonGenerator	jsonGeneratorOf(Writer writer)
static com.fasterxml.jackson.databind.JsonNode	jsonNodeOf(String json)
static void	load(InputStream input, Object obj)
static <T> T	loadFrom(File file, Class<T> clazz)
static <T> T	loadFrom(InputStream input, Class<T> clazz)
static String	toJsonPrettyString(Object value)
static String	toJsonString(Object value)
static String	toJsonStringWithRootName(Object value)	Serialization of object

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

JsonUtils

public JsonUtils()

方法详细资料

toJsonPrettyString

public static String toJsonPrettyString(Object value)
                                 throws com.fasterxml.jackson.core.JsonProcessingException

抛出:

com.fasterxml.jackson.core.JsonProcessingException

toJsonString

public static String toJsonString(Object value)

toJsonStringWithRootName

public static String toJsonStringWithRootName(Object value)

Serialization of object

参数:

value - the object need Serialize

返回:

json string include object name

fromJsonString

public static <T> T fromJsonString(String json,
                                   Class<T> clazz)

Returns the deserialized object from the given json string and target class; or null if the given json string is null.

jsonNodeOf

public static com.fasterxml.jackson.databind.JsonNode jsonNodeOf(String json)

jsonGeneratorOf

public static com.fasterxml.jackson.core.JsonGenerator jsonGeneratorOf(Writer writer)
                                                                throws IOException

抛出:

IOException

loadFrom

public static <T> T loadFrom(File file,
                             Class<T> clazz)
                      throws IOException

抛出:

IOException

load

public static void load(InputStream input,
                        Object obj)
                 throws IOException,
                        com.fasterxml.jackson.core.JsonProcessingException

抛出:

IOException

com.fasterxml.jackson.core.JsonProcessingException

loadFrom

public static <T> T loadFrom(InputStream input,
                             Class<T> clazz)
                      throws com.fasterxml.jackson.core.JsonParseException,
                             com.fasterxml.jackson.databind.JsonMappingException,
                             IOException

抛出:

com.fasterxml.jackson.core.JsonParseException

com.fasterxml.jackson.databind.JsonMappingException

IOException

getObjectMapper

public static com.fasterxml.jackson.databind.ObjectMapper getObjectMapper()

getWriter

public static com.fasterxml.jackson.databind.ObjectWriter getWriter()

getPrettywriter

public static com.fasterxml.jackson.databind.ObjectWriter getPrettywriter()