Jackson对字符串和对象进行转换操作工具类

直接公开代码

import com.fasterxml.jackson.databind.JavaType; import com.fasterxml.jackson.databind.ObjectMapper; import java.util.List; public class ObjectandObjetUtils<T> { public static final ObjectMapper OBJECT_MAPPER = new ObjectMapper(); public T objetcMapperT(Object object,Class<T> valueType) throws Exception { return OBJECT_MAPPER.readValue(OBJECT_MAPPER.writeValueAsString(object),valueType); } public T stringMapperT(String string,Class<T> valueType) throws Exception { return OBJECT_MAPPER.readValue(string,valueType); } public List<T> objetcMapperTList(Object object,Class<T> valueType) throws Exception { JavaType javaType =OBJECT_MAPPER.getTypeFactory().constructParametricType(List.class,valueType); return OBJECT_MAPPER.readValue(OBJECT_MAPPER.writeValueAsString(object),javaType); } public List<T> stringMapperTList(String string,Class<T> valueType) throws Exception { JavaType javaType =OBJECT_MAPPER.getTypeFactory().constructParametricType(List.class,valueType); return OBJECT_MAPPER.readValue(string,javaType); } }