程序包 net.risesoft.util

类 JsonUtil

java.lang.Object

net.risesoft.util.JsonUtil

public class JsonUtil
extends Object

JSON 工具类

作者:

dingzhaojun, qinman, mengjuhua

Date:

2022/2/10

字段概要

字段

修饰符和类型	字段	说明
static com.fasterxml.jackson.databind.ObjectMapper	objectMapper	jackson的objectMapper 设计为单例，其他地方使用时，不要重复创建

构造器概要

构造器

构造器	说明
JsonUtil()

方法概要

修饰符和类型	方法	说明
static void	main(String[] args)
static <T> T[]	readArray(String content, Class<T> valueType)
static HashMap<String,Object>	readHashMap(String content)
static <K,V> HashMap<K,V>	readHashMap(String content, Class<K> keyClass, Class<V> valueClass)
static <T> List<T>	readList(String content, Class<T> valueType)
static List<Map<String,Object>>	readListOfMap(String content)
static <K,V> List<Map<K,V>>	readListOfMap(String content, Class<K> keyClass, Class<V> valueClass)
static <T> T	readValue(String content, com.fasterxml.jackson.core.type.TypeReference<T> valueTypeRef)
static <T> T	readValue(String content, com.fasterxml.jackson.databind.JavaType valueType)
static <T> T	readValue(String content, Class<T> valueType)
static String	writeValueAsString(Object value)
static String	writeValueAsString(Object value, boolean include, String... filters)
static String	writeValueAsStringWithDefaultPrettyPrinter(Object value)

从类继承的方法 java.lang.Object

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

字段详细资料

objectMapper

public static com.fasterxml.jackson.databind.ObjectMapper objectMapper

jackson的objectMapper 设计为单例，其他地方使用时，不要重复创建

构造器详细资料

JsonUtil

public JsonUtil()

方法详细资料

main

public static void main(String[] args)

readArray

public static <T> T[] readArray(String content,
                                Class<T> valueType)

readHashMap

public static HashMap<String,Object> readHashMap(String content)

readHashMap

public static <K,V> HashMap<K,V> readHashMap(String content,
                                                         Class<K> keyClass,
                                                         Class<V> valueClass)

readList

public static <T> List<T> readList(String content,
                                   Class<T> valueType)

readListOfMap

public static List<Map<String,Object>> readListOfMap(String content)

readListOfMap

public static <K,V> List<Map<K,V>> readListOfMap(String content,
                                                             Class<K> keyClass,
                                                             Class<V> valueClass)

readValue

public static <T> T readValue(String content,
                              Class<T> valueType)

readValue

public static <T> T readValue(String content,
                              com.fasterxml.jackson.databind.JavaType valueType)

readValue

public static <T> T readValue(String content,
                              com.fasterxml.jackson.core.type.TypeReference<T> valueTypeRef)

writeValueAsString

public static String writeValueAsString(Object value)

writeValueAsString

public static String writeValueAsString(Object value,
                                        boolean include,
                                        String... filters)

writeValueAsStringWithDefaultPrettyPrinter

public static String writeValueAsStringWithDefaultPrettyPrinter(Object value)