65 lines
2.4 KiB
Java
65 lines
2.4 KiB
Java
/*
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* Copyright 2014 Google, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package parse.jdk7156085;
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import java.io.ByteArrayInputStream;
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import java.io.IOException;
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import javax.xml.parsers.SAXParser;
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import javax.xml.parsers.SAXParserFactory;
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import org.xml.sax.InputSource;
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import org.xml.sax.helpers.DefaultHandler;
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import org.testng.annotations.Test;
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/**
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* JDK-7156085: ArrayIndexOutOfBoundsException throws in UTF8Reader of SAXParser
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* https://bugs.openjdk.java.net/browse/JDK-7156085
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*
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* XERCESJ-1257: buffer overflow in UTF8Reader for characters out of BMP
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* https://issues.apache.org/jira/browse/XERCESJ-1257
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*/
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public class UTF8ReaderBug {
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@Test
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public void shouldAcceptSupplementaryCharacters() throws Throwable {
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StringBuilder b = new StringBuilder("<xml>");
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for(int i = 5; i < 8223; i++) {
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b.append(' ');
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}
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// Add surrogate characters which overflow the buffer. This shows the need to place an
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// overflow check at --
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// com.sun.org.apache.xerces.internal.impl.io.UTF8Reader.read(UTF8Reader.java:544)
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b.append("\uD835\uDC37");
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b.append("</xml>");
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sendToParser(b.toString());
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}
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private static void sendToParser(String b) throws Throwable {
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byte[] input = b.getBytes("UTF-8");
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ByteArrayInputStream in = new ByteArrayInputStream(input);
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SAXParserFactory spf = SAXParserFactory.newInstance();
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SAXParser p = spf.newSAXParser();
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p.parse(new InputSource(in), new DefaultHandler());
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}
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}
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