LeftOverSurrogate.java revision 2362
0N/A/*
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0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
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
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * 2 along with this work; if not, write to the Free Software Foundation,
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0N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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0N/A
0N/A/* @test
0N/A @bug 4160949
0N/A @summary Verify that left over high surrogate does not
0N/A cause an UnknownCharacterException when substitutition mode is turned on.
0N/A */
0N/A
0N/Aimport java.nio.*;
0N/Aimport java.nio.charset.*;
0N/A
0N/Apublic class LeftOverSurrogate {
0N/A
public static void main(String args[]) throws Exception {
String s = "abc\uD800\uDC00qrst"; // Valid surrogate
char[] c = s.toCharArray();
CharsetEncoder enc = Charset.forName("ISO8859_1").newEncoder()
.onUnmappableCharacter(CodingErrorAction.REPLACE);
/* Process the first 4 characters, including the high surrogate
which should be stored */
ByteBuffer bb = ByteBuffer.allocate(10);
CharBuffer cb = CharBuffer.wrap(c);
cb.limit(4);
enc.encode(cb, bb, false);
cb.limit(7);
enc.encode(cb, bb, true);
byte[] first = bb.array();
for(int i = 0; i < 7; i++)
System.err.printf("[%d]=%d was %d\n",
i,
(int) first[i] &0xffff,
(int) c[i] & 0xffff);
}
}