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/*
* Copyright (c) 2022, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @library /test/lib
* @bug 6205692
* @summary verify MacSpi NPE on engineUpdate(ByteBuffer)
*/
import jdk.test.lib.Utils;
import javax.crypto.MacSpi;
import java.nio.ByteBuffer;
import java.security.InvalidAlgorithmParameterException;
import java.security.InvalidKeyException;
import java.security.Key;
import java.security.spec.AlgorithmParameterSpec;
public class Test6205692 {
public boolean execute() throws Exception {
ByteBuffer byteBuffer = null;
MyMacSpi myMacSpi = new MyMacSpi();
Utils.runAndCheckException(() -> myMacSpi.engineUpdate(byteBuffer),
NullPointerException.class);
return true;
}
public static void main(String[] args) throws Exception {
Test6205692 test = new Test6205692();
if (test.execute()) {
System.out.println(test.getClass().getName() + ": passed!");
}
}
private static class MyMacSpi extends MacSpi {
/*
* This is the important part; the rest is blank mandatory overrides
*/
public void engineUpdate(ByteBuffer input) {
super.engineUpdate(input);
}
@Override
protected int engineGetMacLength() {
return 0;
}
@Override
protected void engineInit(Key key, AlgorithmParameterSpec params)
throws InvalidKeyException, InvalidAlgorithmParameterException {
}
@Override
protected void engineUpdate(byte input) {
}
@Override
protected void engineUpdate(byte[] input, int offset, int len) {
}
@Override
protected byte[] engineDoFinal() {
return new byte[0];
}
@Override
protected void engineReset() {
}
}
}
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