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https://bitbucket.org/wisemapping/wisemapping-open-source.git
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61 lines
2.1 KiB
Java
61 lines
2.1 KiB
Java
package com.wisemapping.security;
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import io.jsonwebtoken.*;
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import io.jsonwebtoken.io.Decoders;
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import io.jsonwebtoken.security.Keys;
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import org.apache.logging.log4j.LogManager;
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import org.apache.logging.log4j.Logger;
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import org.jetbrains.annotations.NotNull;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.security.core.userdetails.UserDetails;
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import org.springframework.stereotype.Component;
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import java.io.Serializable;
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import java.security.Key;
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import java.util.Date;
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@Component
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public class JwtTokenUtil implements Serializable {
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final private Logger logger = LogManager.getLogger();
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@Value("${app.jwt.secret}")
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private String jwtSecret;
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@Value("${app.jwt.expirationMs}")
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private int jwtExpirationMs;
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public String generateJwtToken(@NotNull final UserDetails user) {
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return Jwts.builder()
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.setSubject((user.getUsername()))
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.setIssuedAt(new Date())
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.setExpiration(new Date((new Date()).getTime() + jwtExpirationMs))
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.signWith(key(), SignatureAlgorithm.HS256)
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.compact();
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}
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private Key key() {
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return Keys.hmacShaKeyFor(Decoders.BASE64.decode(jwtSecret));
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}
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public String getUserNameFromJwtToken(String token) {
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return Jwts.parserBuilder().setSigningKey(key()).build()
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.parseClaimsJws(token).getBody().getSubject();
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}
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public boolean validateJwtToken(String authToken) {
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try {
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Jwts.parserBuilder().setSigningKey(key()).build().parse(authToken);
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return true;
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} catch (MalformedJwtException e) {
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logger.error("Invalid JWT token: {}", e.getMessage());
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} catch (ExpiredJwtException e) {
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logger.error("JWT token is expired: {}", e.getMessage());
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} catch (UnsupportedJwtException e) {
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logger.error("JWT token is unsupported: {}", e.getMessage());
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} catch (IllegalArgumentException e) {
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logger.error("JWT claims string is empty: {}", e.getMessage());
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}
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return false;
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}
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} |