/*
* Copyright ( c ) 2003 , 2007 , 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
* @ bug 4955833
* @ summary Make sure that there is no unexpected NPE when calling
* getProvider ( ) with null MacSpi object .
* @ author Valerie Peng
*/
import javax.crypto.*;
import java.security.Provider;
public class NullMacSpi {
public static void main(String[] args) throws Exception {
MyMac mm = new MyMac(null , null , null );
if (mm.getProvider() == null ) {
System.out.println("Test Passed" );
}
}
}
class MyMac extends Mac {
public MyMac(MacSpi macSpi, Provider provider,String algorithm) {
super (macSpi, provider, algorithm);
}
}
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