| /** |
| * 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.xml.security.stax.impl.securityToken; |
| |
| import org.apache.xml.security.binding.xmldsig.RSAKeyValueType; |
| import org.apache.xml.security.exceptions.XMLSecurityException; |
| import org.apache.xml.security.stax.ext.InboundSecurityContext; |
| import org.apache.xml.security.stax.impl.util.IDGenerator; |
| import org.apache.xml.security.stax.securityToken.SecurityTokenConstants; |
| |
| import java.math.BigInteger; |
| import java.security.KeyFactory; |
| import java.security.NoSuchAlgorithmException; |
| import java.security.PublicKey; |
| import java.security.spec.InvalidKeySpecException; |
| import java.security.spec.RSAPublicKeySpec; |
| |
| /** |
| */ |
| public class RsaKeyValueSecurityToken extends AbstractInboundSecurityToken { |
| |
| private RSAKeyValueType rsaKeyValueType; |
| |
| public RsaKeyValueSecurityToken(RSAKeyValueType rsaKeyValueType, InboundSecurityContext inboundSecurityContext) { |
| super(inboundSecurityContext, IDGenerator.generateID(null), SecurityTokenConstants.KeyIdentifier_KeyValue, true); |
| this.rsaKeyValueType = rsaKeyValueType; |
| } |
| |
| private PublicKey buildPublicKey(RSAKeyValueType rsaKeyValueType) throws InvalidKeySpecException, NoSuchAlgorithmException { |
| RSAPublicKeySpec rsaPublicKeySpec = new RSAPublicKeySpec( |
| new BigInteger(1, rsaKeyValueType.getModulus()), |
| new BigInteger(1, rsaKeyValueType.getExponent())); |
| KeyFactory keyFactory = KeyFactory.getInstance("RSA"); |
| return keyFactory.generatePublic(rsaPublicKeySpec); |
| } |
| |
| @Override |
| public PublicKey getPublicKey() throws XMLSecurityException { |
| if (super.getPublicKey() == null) { |
| try { |
| setPublicKey(buildPublicKey(this.rsaKeyValueType)); |
| } catch (InvalidKeySpecException e) { |
| throw new XMLSecurityException(e); |
| } catch (NoSuchAlgorithmException e) { |
| throw new XMLSecurityException(e); |
| } |
| } |
| return super.getPublicKey(); |
| } |
| |
| @Override |
| public boolean isAsymmetric() { |
| return true; |
| } |
| |
| @Override |
| public SecurityTokenConstants.TokenType getTokenType() { |
| return SecurityTokenConstants.KeyValueToken; |
| } |
| } |