com.sun.xml.util.XMLCipherAdapter Maven / Gradle / Ivy
/*
* Copyright (c) 2014, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0, which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package com.sun.xml.util;
import java.security.NoSuchAlgorithmException;
import javax.crypto.Cipher;
import javax.crypto.NoSuchPaddingException;
import org.apache.xml.security.algorithms.JCEMapper;
import org.apache.xml.security.encryption.XMLCipher;
public class XMLCipherAdapter {
/**
* Construct an Cipher object. Some JDKs don't support RSA/ECB/OAEPPadding, so add an additional action.
* @param algorithm
* @return the Cipher
* @throws NoSuchPaddingException
* @throws NoSuchAlgorithmException
*/
public static Cipher constructCipher(String algorithm)
throws NoSuchPaddingException, NoSuchAlgorithmException {
String jceAlgorithm = JCEMapper.translateURItoJCEID(algorithm);
Cipher cipher;
try {
cipher = Cipher.getInstance(jceAlgorithm);
} catch (NoSuchAlgorithmException nsae) {
if (XMLCipher.RSA_OAEP.equals(algorithm)) {
cipher = Cipher.getInstance("RSA/ECB/OAEPWithSHA1AndMGF1Padding");
} else {
throw nsae;
}
}
return cipher;
}
}