0N/A/*
2362N/A * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved.
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0N/A * This code is free software; you can redistribute it and/or modify it
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0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
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0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
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0N/A */
0N/A
0N/A/*
0N/A * @test
0N/A * @bug 4492053
0N/A * @summary Verify invalid zero length Integer value is rejected
0N/A */
0N/A
0N/Aimport java.io.*;
0N/Aimport java.math.BigInteger;
0N/A
0N/Aimport sun.security.util.DerInputStream;
0N/A
0N/Apublic class BigInteger0 {
0N/A
0N/A // invalid zero length value
0N/A private final static byte[] INT_LEN0 = { 2, 0 };
0N/A
0N/A // correct zero integer
0N/A private final static byte[] INT0 = { 2, 1, 0 };
0N/A
0N/A public static void main(String args[]) throws Exception {
0N/A try {
0N/A DerInputStream derin = new DerInputStream(INT_LEN0);
0N/A BigInteger bi = derin.getBigInteger();
0N/A throw new Exception("Succeeded parsing invalid zero length value");
0N/A } catch( IOException e ) {
0N/A System.out.println("OK, zero length value rejected.");
0N/A }
0N/A
0N/A DerInputStream derin = new DerInputStream(INT0);
0N/A BigInteger bi = derin.getBigInteger();
0N/A if( bi.equals(BigInteger.ZERO) == false ) {
0N/A throw new Exception("Failed to parse Integer 0");
0N/A }
0N/A
0N/A }
0N/A
0N/A}