/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.cxf.rs.security.jose.jwt;
import org.apache.cxf.rs.security.jose.common.AbstractJoseConsumer;
import org.apache.cxf.rs.security.jose.jwe.JweDecryptionOutput;
import org.apache.cxf.rs.security.jose.jwe.JweDecryptionProvider;
import org.apache.cxf.rs.security.jose.jwe.JweHeaders;
import org.apache.cxf.rs.security.jose.jwe.JweJwtCompactConsumer;
import org.apache.cxf.rs.security.jose.jws.JwsJwtCompactConsumer;
import org.apache.cxf.rs.security.jose.jws.JwsSignatureVerifier;
public class JoseJwtConsumer extends AbstractJoseConsumer {
private boolean jwsRequired = true;
private boolean jweRequired;
private int clockOffset;
private int ttl;
public JwtToken getJwtToken(String wrappedJwtToken) {
return getJwtToken(wrappedJwtToken, null, null);
}
public JwtToken getJwtToken(String wrappedJwtToken,
JweDecryptionProvider theDecryptor,
JwsSignatureVerifier theSigVerifier) {
if (!isJwsRequired() && !isJweRequired()) {
throw new JwtException("Unable to process JWT");
}
JweHeaders jweHeaders = new JweHeaders();
if (isJweRequired()) {
JweJwtCompactConsumer jwtConsumer = new JweJwtCompactConsumer(wrappedJwtToken);
if (theDecryptor == null) {
theDecryptor = getInitializedDecryptionProvider(jwtConsumer.getHeaders());
}
if (theDecryptor == null) {
throw new JwtException("Unable to decrypt JWT");
}
if (!isJwsRequired()) {
return jwtConsumer.decryptWith(theDecryptor);
}
JweDecryptionOutput decOutput = theDecryptor.decrypt(wrappedJwtToken);
wrappedJwtToken = decOutput.getContentText();
jweHeaders = decOutput.getHeaders();
}
JwsJwtCompactConsumer jwtConsumer = new JwsJwtCompactConsumer(wrappedJwtToken);
JwtToken jwt = jwtConsumer.getJwtToken();
// Store the encryption headers as well
jwt = new JwtToken(jwt.getJwsHeaders(), jweHeaders, jwt.getClaims());
if (isJwsRequired()) {
if (theSigVerifier == null) {
theSigVerifier = getInitializedSignatureVerifier(jwt);
}
if (theSigVerifier == null) {
throw new JwtException("Unable to validate JWT");
}
if (!jwtConsumer.verifySignatureWith(theSigVerifier)) {
throw new JwtException("Invalid Signature");
}
}
validateToken(jwt);
return jwt;
}
protected JwsSignatureVerifier getInitializedSignatureVerifier(JwtToken jwt) {
return super.getInitializedSignatureVerifier(jwt.getJwsHeaders());
}
protected void validateToken(JwtToken jwt) {
}
public boolean isJwsRequired() {
return jwsRequired;
}
public void setJwsRequired(boolean jwsRequired) {
this.jwsRequired = jwsRequired;
}
public boolean isJweRequired() {
return jweRequired;
}
public void setJweRequired(boolean jweRequired) {
this.jweRequired = jweRequired;
}
public int getClockOffset() {
return clockOffset;
}
public void setClockOffset(int clockOffset) {
this.clockOffset = clockOffset;
}
public int getTtl() {
return ttl;
}
public void setTtl(int ttl) {
this.ttl = ttl;
}
}