package com.auth0.jwt.impl;
import java.util.Map;
import org.apache.commons.codec.binary.Base64;
import com.auth0.jwt.Algorithm;
import com.auth0.jwt.ClaimSet;
import com.auth0.jwt.JWTVerifier;
import com.auth0.jwt.JwtProxy;
import com.auth0.jwt.JwtSigner;
import com.auth0.jwt.PayloadHandler;
/**
* JwtProxy implementation
*/
public class JwtProxyImpl implements JwtProxy {
// the payload identifier in the JSON object
private static final String PAYLOAD_ID = "payload";
private PayloadHandler payloadHandler;
public void setPayloadHandler(PayloadHandler payloadHandler) {
this.payloadHandler = payloadHandler;
}
public PayloadHandler getPayloadHandler() {
return payloadHandler;
}
/**
* Create a JSON web token by serializing a java object
*/
public String encode(Algorithm algorithm, Object obj, String secret,
ClaimSet claimSet) throws Exception {
JwtSigner jwtSigner = new JwtSigner();
String payload = getPayloadHandler().encoding(obj);
return jwtSigner.encode(algorithm, payload, PAYLOAD_ID, secret, claimSet);
}
/**
* Verify a JSON web token and return the object serialized in the JSON payload
*/
public Object decode(Algorithm algorithm, String token, String secret)
throws Exception {
JWTVerifier jwtVerifier = new JWTVerifier(Base64.encodeBase64String(secret.getBytes()));
Map<String, Object> verify = jwtVerifier.verify(token);
String payload = (String) verify.get(PAYLOAD_ID);
return getPayloadHandler().decoding(payload);
}
}