/** | |
* 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.kerby.util; | |
import javax.crypto.Cipher; | |
/** | |
* This class gives a method to detect if system support AES256 or above. | |
*/ | |
public class EncryptoUtil { | |
private static boolean isAES256Enabled = false; | |
static { | |
try { | |
isAES256Enabled = Cipher.getMaxAllowedKeyLength("AES") >= 256; | |
} catch (Exception e) { | |
System.err.println(e); | |
} | |
} | |
/** | |
* @return true if aes256 is enabled | |
*/ | |
public static boolean isAES256Enabled() { | |
return isAES256Enabled; | |
} | |
} |