jjwt生成以及验证token
作者：互联网
这里写目录标题
引入依赖：
<!--jwt依赖-->
<dependency>
<groupId>io.jsonwebtoken</groupId>
<artifactId>jjwt</artifactId>
<version>0.9.0</version>
</dependency>
创建token
/**
* @description: 创建token
* @param: []
* @return: void
* @author 孙
* @date: 2022/1/6 9:37
*/
@Test
public void testCreateToken(){
//创建jwtBuilder对象
JwtBuilder builder = Jwts.builder()
//声明的表示
.setId("8888")
//主体，用户（"sub","Rose"）
.setSubject("Rose")
//创建日期
.setIssuedAt(new Date())
//加密方式
.signWith(SignatureAlgorithm.HS256,"xxxx");
//获取jwt的token
String token=builder.compact();
System.out.println(token);
System.out.println("=============================================");
String[] split=token.split("\\.");
System.out.println(Base64Codec.BASE64.decodeToString(split[0]));
System.out.println(Base64Codec.BASE64.decodeToString(split[1]));
//无法解密
System.out.println(Base64Codec.BASE64.decodeToString(split[2]));
}
解析token
/**
* @description: 解析token
* @param: []
* @return: void
* @author 孙
* @date: 2022/1/6 9:48
*/
@Test
public void testParseToken(){
String token="eyJhbGciOiJIUzI1NiJ9.eyJqdGkiOiI4ODg4Iiwic3ViIjoiUm9zZSIsImlhdCI6MTY0MTQzMzQ3OX0.CgQlfnY-8wlZQINZpqcX9SerdkfPUv7tjtPllyGbi2c";
//解析token获取负载中声明的对象
Claims claims = Jwts.parser()
//设置自定义私钥
.setSigningKey("xxxx")
//添加token进行解析
.parseClaimsJws(token)
//获取解析的主体
.getBody();
System.out.println("id"+claims.getId());
System.out.println("subject"+claims.getSubject());
System.out.println("issuedAt"+claims.getIssuedAt());
}
设置token失效时间
/**
* @description: 设置token失效时间
* @param: []
* @return: void
* @author 孙
* @date: 2022/1/6 9:57
*/
@Test
public void testCreateTokenHasExp(){
//当前系统时间
long currentTimeMillis = System.currentTimeMillis();
//过期时间，1分钟
long exp = currentTimeMillis + 60 * 1000;
//创建jwtBuilder对象
JwtBuilder builder = Jwts.builder()
//声明的表示
.setId("8888")
//主体，用户（"sub","Rose"）
.setSubject("Rose")
//创建日期
.setIssuedAt(new Date())
//设置过期时间
.setExpiration(new Date(exp))
//加密方式
.signWith(SignatureAlgorithm.HS256,"xxxx");
//获取jwt的token
String token=builder.compact();
System.out.println(token);
System.out.println("=============================================");
String[] split=token.split("\\.");
System.out.println(Base64Codec.BASE64.decodeToString(split[0]));
System.out.println(Base64Codec.BASE64.decodeToString(split[1]));
//无法解密
System.out.println(Base64Codec.BASE64.decodeToString(split[2]));
}
解析token(失效时间)
/**
* @description: 解析token(失效时间)
* 失效会报异常io.jsonwebtoken.ExpiredJwtException: JWT expired at 2022-01-06T10:02:16Z. Current time: 2022-01-06T10:
* @param: []
* @return: void
* @author 孙
* @date: 2022/1/6 9:48
*/
@Test
public void testParseTokenHasExp(){
String token="eyJhbGciOiJIUzI1NiJ9.eyJqdGkiOiI4ODg4Iiwic3ViIjoiUm9zZSIsImlhdCI6MTY0MTQzNDQ3NiwiZXhwIjoxNjQxNDM0NTM2fQ.P5TCCMpNo4pN4oef286h7LjICTJbB-qt-L8dRfM1hN0";
//解析token获取负载中声明的对象
Claims claims = Jwts.parser()
//设置自定义私钥
.setSigningKey("xxxx")
//添加token进行解析
.parseClaimsJws(token)
//获取解析的主体
.getBody();
System.out.println("id:"+claims.getId());
System.out.println("subject:"+claims.getSubject());
System.out.println("issuedAt:"+claims.getIssuedAt());
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
System.out.println("签发时间："+simpleDateFormat.format(claims.getIssuedAt()));
System.out.println("过期时间："+simpleDateFormat.format(claims.getExpiration()));
System.out.println("当前时间："+simpleDateFormat.format(new Date()));
}
创建token(自定义声明)
/**
* @description: 创建token(自定义声明)
* @param: []
* @return: void
* @author 孙
* @date: 2022/1/6 9:57
*/
@Test
public void testCreateTokenByClaims(){
//当前系统时间
long currentTimeMillis = System.currentTimeMillis();
//过期时间，1分钟
long exp = currentTimeMillis + 60 * 1000;
HashMap<String, Object> map = new HashMap<>();
map.put("role","a");
map.put("name","aa");
//创建jwtBuilder对象
JwtBuilder builder = Jwts.builder()
//声明的表示
.setId("8888")
//主体，用户（"sub","Rose"）
.setSubject("Rose")
//创建日期
.setIssuedAt(new Date())
//设置过期时间
.setExpiration(new Date(exp))
//加密方式
.signWith(SignatureAlgorithm.HS256,"xxxx")
.claim("roles","admin")
.claim("logo","xxx.jpg")
//直接传入map
/* .addClaims(map)*/;
//获取jwt的token
String token=builder.compact();
System.out.println(token);
System.out.println("=============================================");
String[] split=token.split("\\.");
System.out.println(Base64Codec.BASE64.decodeToString(split[0]));
System.out.println(Base64Codec.BASE64.decodeToString(split[1]));
//无法解密
System.out.println(Base64Codec.BASE64.decodeToString(split[2]));
}
解析token(自定义声明)
/**
* @description: 解析token(自定义声明)
* 失效会报异常io.jsonwebtoken.ExpiredJwtException: JWT expired at 2022-01-06T10:02:16Z. Current time: 2022-01-06T10:
* @param: []
* @return: void
* @author 孙
* @date: 2022/1/6 9:48
*/
@Test
public void testParseTokenByClaims(){
String token="eyJhbGciOiJIUzI1NiJ9.eyJqdGkiOiI4ODg4Iiwic3ViIjoiUm9zZSIsImlhdCI6MTY0MTQzNTM4OCwiZXhwIjoxNjQxNDM1NDQ4LCJyb2xlcyI6ImFkbWluIiwibG9nbyI6Inh4eC5qcGcifQ.8yen0bkd4Ep4fXm-WcsMxAIr01V-YDyYb06ZhRoiP9Y";
//解析token获取负载中声明的对象
Claims claims = Jwts.parser()
//设置自定义私钥
.setSigningKey("xxxx")
//添加token进行解析
.parseClaimsJws(token)
//获取解析的主体
.getBody();
System.out.println("id:"+claims.getId());
System.out.println("subject:"+claims.getSubject());
System.out.println("issuedAt:"+claims.getIssuedAt());
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
System.out.println("签发时间："+simpleDateFormat.format(claims.getIssuedAt()));
System.out.println("过期时间："+simpleDateFormat.format(claims.getExpiration()));
System.out.println("当前时间："+simpleDateFormat.format(new Date()));
System.out.println("roles:"+claims.get("roles"));
System.out.println("logo:"+claims.get("logo"));
}
标签：验证,System,jjwt,token,split,println,claims,out 来源： https://blog.csdn.net/sjgllllll/article/details/122337979