/*
* 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 java.security.spec;
/**
* The abstract key specification for a public or a private key in encoded
* format.
*/
public abstract class EncodedKeySpec implements KeySpec {
// Encoded key
private final byte[] encodedKey;
/**
* Creates a new {@code EncodedKeySpec} with the specified encoded key bytes.
*
* @param encodedKey
* the encoded key bytes.
*/
public EncodedKeySpec(byte[] encodedKey) {
// Defensively copies parameter
// to prevent subsequent modification
this.encodedKey = new byte[encodedKey.length];
System.arraycopy(encodedKey, 0,
this.encodedKey, 0, this.encodedKey.length);
}
/**
* Returns the encoded key bytes.
*
* @return the encoded key bytes.
*/
public byte[] getEncoded() {
// Defensively copies private array
// to prevent subsequent modification
byte[] ret = new byte[encodedKey.length];
System.arraycopy(encodedKey, 0, ret, 0, ret.length);
return ret;
}
/**
* Returns the name of the encoding format of this encoded key
* specification.
*
* @return the name of the encoding format of this encoded key
* specification.
*/
public abstract String getFormat();
}