00001 /* 00002 * The Apache Software License, Version 1.1 00003 * 00004 * 00005 * Copyright (c) 1999, 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(XALANOUTPUTSTREAM_HEADER_GUARD_1357924680) 00058 #define XALANOUTPUTSTREAM_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 #include <PlatformSupport/XSLException.hpp> 00076 00077 00078 00079 class XalanOutputTranscoder; 00080 00081 00082 00083 class XALAN_PLATFORMSUPPORT_EXPORT XalanOutputStream 00084 { 00085 public : 00086 00087 enum { eDefaultBufferSize = 512, eDefaultTranscoderBlockSize = 1024 }; 00088 00089 00090 #if defined(XALAN_NO_NAMESPACES) 00091 typedef vector<XalanDOMChar> BufferType; 00092 00093 typedef vector<char> TranscodeVectorType; 00094 #else 00095 typedef std::vector<XalanDOMChar> BufferType; 00096 00097 typedef std::vector<char> TranscodeVectorType; 00098 #endif 00099 00100 explicit 00101 XalanOutputStream( 00102 BufferType::size_type theBufferSize = eDefaultBufferSize, 00103 TranscodeVectorType::size_type theTranscoderBlockSize = eDefaultTranscoderBlockSize); 00104 00105 virtual 00106 ~XalanOutputStream(); 00107 00111 virtual void 00112 flush(); 00113 00120 virtual void 00121 write(char theChar); 00122 00129 virtual void 00130 write(XalanDOMChar theChar); 00131 00138 virtual void 00139 write(const char* theBuffer); 00140 00147 virtual void 00148 write(const XalanDOMChar* theBuffer); 00149 00157 virtual void 00158 write( 00159 const char* theBuffer, 00160 unsigned long theBufferLength); 00161 00169 virtual void 00170 write( 00171 const XalanDOMChar* theBuffer, 00172 unsigned long theBufferLength); 00173 00179 virtual const XalanDOMString& 00180 getOutputEncoding() const; 00181 00187 virtual void 00188 setOutputEncoding(const XalanDOMString& theEncoding); 00189 00195 virtual void 00196 setBufferSize(BufferType::size_type theBufferSize); 00197 00198 00199 class XALAN_PLATFORMSUPPORT_EXPORT XalanOutputStreamException : public XSLException 00200 { 00201 public: 00202 00203 XalanOutputStreamException( 00204 const XalanDOMString& theMessage, 00205 const XalanDOMString& theType); 00206 00207 virtual 00208 ~XalanOutputStreamException(); 00209 }; 00210 00211 class XALAN_PLATFORMSUPPORT_EXPORT UnknownEncodingException : public XalanOutputStreamException 00212 { 00213 public: 00214 00215 explicit 00216 UnknownEncodingException(); 00217 00218 virtual 00219 ~UnknownEncodingException(); 00220 }; 00221 00222 class XALAN_PLATFORMSUPPORT_EXPORT UnsupportedEncodingException : public XalanOutputStreamException 00223 { 00224 public: 00225 00226 UnsupportedEncodingException(const XalanDOMString& theEncoding); 00227 00228 virtual 00229 ~UnsupportedEncodingException(); 00230 00231 const XalanDOMString& 00232 getEncoding() const 00233 { 00234 return m_encoding; 00235 } 00236 00237 private: 00238 00239 const XalanDOMString& m_encoding; 00240 }; 00241 00242 class XALAN_PLATFORMSUPPORT_EXPORT TranscoderInternalFailureException : public XalanOutputStreamException 00243 { 00244 public: 00245 00246 TranscoderInternalFailureException(const XalanDOMString& theEncoding); 00247 00248 virtual 00249 ~TranscoderInternalFailureException(); 00250 00251 const XalanDOMString& 00252 getEncoding() const 00253 { 00254 return m_encoding; 00255 } 00256 00257 private: 00258 00259 const XalanDOMString& m_encoding; 00260 }; 00261 00262 class XALAN_PLATFORMSUPPORT_EXPORT TranscodingException : public XalanOutputStreamException 00263 { 00264 public: 00265 00266 explicit 00267 TranscodingException(); 00268 00269 virtual 00270 ~TranscodingException(); 00271 }; 00272 00273 protected: 00274 00281 void 00282 transcode( 00283 const XalanDOMChar* theBuffer, 00284 TranscodeVectorType& theDestination); 00285 00293 void 00294 transcode( 00295 const XalanDOMChar* theBuffer, 00296 unsigned long theBufferLength, 00297 TranscodeVectorType& theDestination); 00298 00299 virtual void 00300 writeData(const char* theBuffer, 00301 unsigned long theBufferLength) = 0; 00302 00303 virtual void 00304 doFlush() = 0; 00305 00306 private: 00307 00308 // These are not implemented... 00309 XalanOutputStream(const XalanOutputStream&); 00310 00311 XalanOutputStream& 00312 operator=(const XalanOutputStream&); 00313 00314 bool 00315 operator==(const XalanOutputStream&) const; 00316 00317 // Utility functions... 00318 void 00319 flushBuffer(); 00320 00321 void 00322 doWrite(const XalanDOMChar* theBuffer); 00323 00324 void 00325 doWrite( 00326 const XalanDOMChar* theBuffer, 00327 unsigned long theBufferLength); 00328 00329 00330 const TranscodeVectorType::size_type m_transcoderBlockSize; 00331 00332 XalanOutputTranscoder* m_transcoder; 00333 00334 BufferType::size_type m_bufferSize; 00335 00336 BufferType m_buffer; 00337 00338 XalanDOMString m_encoding; 00339 00340 bool m_writeAsUTF16; 00341 00342 TranscodeVectorType m_transcodingBuffer; 00343 }; 00344 00345 00346 00347 #endif // XALANOUTPUTSTREAM_HEADER_GUARD_1357924680
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