jdk/test/sun/nio/cs/Decode.java
author never
Mon, 12 Jul 2010 22:27:18 -0700
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6968385: malformed xml in sweeper logging Reviewed-by: kvn
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/*
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 * Copyright (c) 2008, Oracle and/or its affiliates. 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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/**/
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public class Decode {
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    private static boolean isAscii(char c) {
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        return c < '\u0080';
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    }
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    private static boolean isPrintable(char c) {
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        return ('\u0020' < c) && (c < '\u007f');
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    }
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    public static void main(String[] args) throws Throwable {
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        if (args.length < 2)
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            throw new Exception("Usage: java Decode CHARSET BYTE [BYTE ...]");
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        String cs = args[0];
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        byte[] bytes = new byte[args.length-1];
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        for (int i = 1; i < args.length; i++) {
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            String arg = args[i];
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            bytes[i-1] =
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                (arg.length() == 1 && isAscii(arg.charAt(0))) ?
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                (byte) arg.charAt(0) :
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                arg.equals("ESC") ? 0x1b :
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                arg.equals("SO")  ? 0x0e :
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                arg.equals("SI")  ? 0x0f :
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                arg.equals("SS2") ? (byte) 0x8e :
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                arg.equals("SS3") ? (byte) 0x8f :
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                arg.matches("0x.*") ? Integer.decode(arg).byteValue() :
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                Integer.decode("0x"+arg).byteValue();
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        }
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        String s = new String(bytes, cs);
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        for (int j = 0; j < s.length(); j++) {
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            if (j > 0)
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                System.out.print(' ');
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            char c = s.charAt(j);
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            if (isPrintable(c))
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                System.out.print(c);
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            else if (c == '\u001b') System.out.print("ESC");
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            else
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                System.out.printf("\\u%04x", (int) c);
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        }
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        System.out.print("\n");
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    }
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}