📅  最后修改于: 2020-11-16 07:34:57             🧑  作者: Mango
@JsonRawValue允许序列化文本而无需转义或不做任何修饰。
import java.io.IOException;
import com.fasterxml.jackson.databind.ObjectMapper;
public class JacksonTester {
public static void main(String args[]){
ObjectMapper mapper = new ObjectMapper();
try {
Student student = new Student("Mark", 1, "{\"attr\":false}");
String jsonString = mapper
.writerWithDefaultPrettyPrinter()
.writeValueAsString(student);
System.out.println(jsonString);
}
catch (IOException e) {
e.printStackTrace();
}
}
}
class Student {
private String name;
private int rollNo;
private String json;
public Student(String name, int rollNo, String json){
this.name = name;
this.rollNo = rollNo;
this.json = json;
}
public String getName(){
return name;
}
public int getRollNo(){
return rollNo;
}
public String getJson(){
return json;
}
}
{
"name" : "Mark",
"rollNo" : 1,
"json" : {\"attr\":false}
}
import java.io.IOException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.annotation.JsonRawValue;
public class JacksonTester {
public static void main(String args[]){
ObjectMapper mapper = new ObjectMapper();
try {
Student student = new Student("Mark", 1, "{\"attr\":false}");
String jsonString = mapper
.writerWithDefaultPrettyPrinter()
.writeValueAsString(student);
System.out.println(jsonString);
}
catch (IOException e) {
e.printStackTrace();
}
}
}
class Student {
private String name;
private int rollNo;
@JsonRawValue
private String json;
public Student(String name, int rollNo, String json) {
this.name = name;
this.rollNo = rollNo;
this.json = json;
}
public String getName(){
return name;
}
public int getRollNo(){
return rollNo;
}
public String getJson(){
return json;
}
}
{
"name" : "Mark",
"rollNo" : 1,
"json" : {"attr":false}
}