Char16.cpp

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00001 /*******************************************************************************
00002 * Copyright (C) 2004 Vintela, Inc. All rights reserved.
00003 * Copyright (C) 2005 Novell, Inc. All rights reserved.
00004 *
00005 * Redistribution and use in source and binary forms, with or without
00006 * modification, are permitted provided that the following conditions are met:
00007 *
00008 *  - Redistributions of source code must retain the above copyright notice,
00009 *    this list of conditions and the following disclaimer.
00010 *
00011 *  - Redistributions in binary form must reproduce the above copyright notice,
00012 *    this list of conditions and the following disclaimer in the documentation
00013 *    and/or other materials provided with the distribution.
00014 *
00015 *  - Neither the name of Vintela, Inc., Novell, Inc., nor the names of its
00016 *    contributors may be used to endorse or promote products derived from this
00017 *    software without specific prior written permission.
00018 *
00019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
00020 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00021 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00022 * ARE DISCLAIMED. IN NO EVENT SHALL Vintela, Inc., Novell, Inc., OR THE 
00023 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
00024 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
00025 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 
00026 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
00027 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 
00028 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
00029 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00030 *******************************************************************************/
00031 
00032 
00038 #include "blocxx/BLOCXX_config.h"
00039 #include "blocxx/Char16.hpp"
00040 #include "blocxx/String.hpp"
00041 #include "blocxx/ByteSwap.hpp"
00042 #include "blocxx/BinarySerialization.hpp"
00043 #include "blocxx/UTF8Utils.hpp"
00044 #include <cstdio>
00045 #include <cstring>
00046 #if defined(BLOCXX_HAVE_ISTREAM) && defined(BLOCXX_HAVE_OSTREAM)
00047 #include <istream>
00048 #include <ostream>
00049 #else
00050 #include <iostream>
00051 #endif
00052 
00053 namespace BLOCXX_NAMESPACE
00054 {
00055 
00056 using std::istream;
00057 using std::ostream;
00059 Char16::Char16(const String& x) :
00060    m_value(0)
00061 {
00062    m_value = UTF8Utils::UTF8toUCS2(x.c_str());
00063 }
00065 String
00066 Char16::toString() const
00067 {
00068    return UTF8Utils::UCS2toUTF8(m_value);
00069 }
00071 void
00072 Char16::writeObject(ostream& ostrm) const
00073 {
00074    BinarySerialization::write(ostrm, m_value);
00075 }
00077 void
00078 Char16::readObject(istream& istrm)
00079 {
00080    BinarySerialization::read(istrm, m_value);
00081 }
00083 std::ostream&
00084 operator<< (std::ostream& ostrm, const Char16& arg)
00085 {
00086    UInt16 val = arg.getValue();
00087    if (val > 0 && val <= 127)
00088    {
00089       ostrm << static_cast<char>(val);
00090    }
00091    else
00092    {
00093       // Print in hex format:
00094       char bfr[8];
00095       sprintf(bfr, "\\x%04X", val);
00096       ostrm << bfr;
00097    }
00098    return ostrm;
00099 }
00100 
00101 } // end namespace BLOCXX_NAMESPACE
00102 

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