00001 /* 00002 * The Apache Software License, Version 1.1 00003 * 00004 * 00005 * Copyright (c) 2000 The Apache Software Foundation. All rights 00006 * reserved. 00007 * 00008 * Redistribution and use in source and binary forms, with or without 00009 * modification, are permitted provided that the following conditions 00010 * are met: 00011 * 00012 * 1. Redistributions of source code must retain the above copyright 00013 * notice, this list of conditions and the following disclaimer. 00014 * 00015 * 2. Redistributions in binary form must reproduce the above copyright 00016 * notice, this list of conditions and the following disclaimer in 00017 * the documentation and/or other materials provided with the 00018 * distribution. 00019 * 00020 * 3. The end-user documentation included with the redistribution, 00021 * if any, must include the following acknowledgment: 00022 * "This product includes software developed by the 00023 * Apache Software Foundation (http://www.apache.org/)." 00024 * Alternately, this acknowledgment may appear in the software itself, 00025 * if and wherever such third-party acknowledgments normally appear. 00026 * 00027 * 4. The names "Xalan" and "Apache Software Foundation" must 00028 * not be used to endorse or promote products derived from this 00029 * software without prior written permission. For written 00030 * permission, please contact apache@apache.org. 00031 * 00032 * 5. Products derived from this software may not be called "Apache", 00033 * nor may "Apache" appear in their name, without prior written 00034 * permission of the Apache Software Foundation. 00035 * 00036 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 00037 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 00038 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 00039 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR 00040 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00041 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 00042 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 00043 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 00044 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00045 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 00046 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00047 * SUCH DAMAGE. 00048 * ==================================================================== 00049 * 00050 * This software consists of voluntary contributions made by many 00051 * individuals on behalf of the Apache Software Foundation and was 00052 * originally based on software copyright (c) 1999, International 00053 * Business Machines, Inc., http://www.ibm.com. For more 00054 * information on the Apache Software Foundation, please see 00055 * <http://www.apache.org/>. 00056 */ 00057 #if !defined(XALANTRANSCODINGSERVICES_HEADER_GUARD_1357924680) 00058 #define XALANTRANSCODINGSERVICES_HEADER_GUARD_1357924680 00059 00060 00061 00062 // Base include file. Must be first. 00063 #include <PlatformSupport/PlatformSupportDefinitions.hpp> 00064 00065 00066 00067 #include <vector> 00068 00069 00070 00071 #include <XalanDOM/XalanDOMString.hpp> 00072 00073 00074 00075 class XalanOutputTranscoder; 00076 00077 00078 00079 class XALAN_PLATFORMSUPPORT_EXPORT XalanTranscodingServices 00080 { 00081 public: 00082 00083 typedef unsigned char XalanXMLByte; 00084 00085 #if defined(XALAN_NO_NAMESPACES) 00086 typedef vector<XalanXMLByte> XalanXMLByteVectorType; 00087 #else 00088 typedef std::vector<XalanXMLByte> XalanXMLByteVectorType; 00089 #endif 00090 00094 static void 00095 initialize(); 00096 00100 static void 00101 terminate(); 00102 00103 enum eCode 00104 { 00105 OK, 00106 UnsupportedEncoding, 00107 InternalFailure, 00108 SupportFilesNotFound 00109 }; 00110 00111 00121 static XalanOutputTranscoder* 00122 makeNewTranscoder( 00123 const XalanDOMString& theEncodingName, 00124 eCode& theResult, 00125 unsigned int theBlockSize); 00126 00132 static void 00133 destroyTranscoder(XalanOutputTranscoder* theTranscoder); 00134 00141 static bool 00142 encodingIsUTF16(const XalanDOMChar* theEncodingName); 00143 00150 static bool 00151 encodingIsUTF16(const XalanDOMString& theEncodingName); 00152 00164 static const XalanXMLByteVectorType& 00165 getStreamProlog(const XalanDOMString& theEncodingName); 00166 00167 private: 00168 00169 static const XalanDOMChar s_UTF8String[]; 00170 static const XalanDOMChar s_UTF16String[]; 00171 }; 00172 00173 00174 00175 class XALAN_PLATFORMSUPPORT_EXPORT XalanOutputTranscoder 00176 { 00177 public: 00178 00179 typedef XalanTranscodingServices::XalanXMLByte XalanXMLByte; 00180 typedef XalanTranscodingServices::eCode eCode; 00181 00182 explicit 00183 XalanOutputTranscoder(); 00184 00185 virtual 00186 ~XalanOutputTranscoder(); 00187 00201 virtual eCode 00202 transcode( 00203 const XalanDOMChar* theSourceData, 00204 unsigned int theSourceCount, 00205 XalanXMLByte* theTarget, 00206 unsigned int theTargetSize, 00207 unsigned int& theSourceCharsTranscoded, 00208 unsigned int& theTargetBytesUsed) = 0; 00209 00210 private: 00211 00212 // Not implemented... 00213 XalanOutputTranscoder(const XalanOutputTranscoder& theSource); 00214 00215 bool 00216 operator==(const XalanOutputTranscoder& theRHS) const; 00217 00218 XalanOutputTranscoder& 00219 operator=(const XalanOutputTranscoder& theRHS); 00220 }; 00221 00222 00223 00224 #endif // NULLTEXTOUTPUTSTREAM_HEADER_GUARD_1357924680
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