| /** @name cp2ucnvrt.cpp |
| ----------------------------------------------------------------------------- |
| |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| |
| ----------------------------------------------------------------------------- |
| |
| Description: This file contains class CodePage2UnicodeConverter |
| |
| ----------------------------------------------------------------------------- |
| |
| |
| 5/21/1999 Initial creation |
| 8/18/1999 CodePage2UTF8Converter added |
| |
| -------------------------------------------------------------------------- */ |
| |
| /* ----------------------------------------------------------------------- */ |
| /* Include dependencies */ |
| /* ----------------------------------------------------------------------- */ |
| |
| #include "uima/cp2ucnvrt.hpp" |
| |
| #include "uima/assertmsg.h" |
| #include "uima/msg.h" |
| |
| /* ----------------------------------------------------------------------- */ |
| /* Constants */ |
| /* ----------------------------------------------------------------------- */ |
| |
| /* ----------------------------------------------------------------------- */ |
| /* Forward declarations */ |
| /* ----------------------------------------------------------------------- */ |
| |
| /* ----------------------------------------------------------------------- */ |
| /* Types / Classes */ |
| /* ----------------------------------------------------------------------- */ |
| |
| /* ----------------------------------------------------------------------- */ |
| /* Private Implementation */ |
| /* ----------------------------------------------------------------------- */ |
| |
| /* ----------------------------------------------------------------------- */ |
| /* Implementation */ |
| /* ----------------------------------------------------------------------- */ |
| using namespace std; |
| namespace uima { |
| |
| CodePage2UnicodeConverter::CodePage2UnicodeConverter( const char * crConverterName) : |
| iv_uconverter(NULL) |
| /* ----------------------------------------------------------------------- */ |
| { |
| UErrorCode err=(UErrorCode)0; |
| iv_uconverter = ucnv_open(crConverterName, &err); |
| if (!U_SUCCESS(err)) { |
| cerr << "CodePage2UnicodeConverter ERROR could not open converter for " << crConverterName << endl; |
| ErrorMessage errMsg = ErrorMessage(UIMA_MSG_ID_CODEPAGE_CONV_ERROR); |
| errMsg.addParam(err); |
| errMsg.addParam(crConverterName); |
| UIMA_EXC_THROW_NEW(CodePageConversionException, |
| UIMA_ERR_CODEPAGE, |
| errMsg, |
| UIMA_MSG_ID_CODEPAGE_CONV_ERROR, |
| ErrorInfo::unrecoverable); |
| } |
| assert(iv_uconverter != NULL); |
| } |
| |
| |
| |
| CodePage2UnicodeConverter::~CodePage2UnicodeConverter( ) |
| { |
| ucnv_close(iv_uconverter) ; |
| } |
| |
| size_t CodePage2UnicodeConverter::convertBytes(UChar * pclTarget, |
| size_t uiTargetMaxSize, |
| const char * cpacSource, |
| size_t uiSourceSize) |
| /* ----------------------------------------------------------------------- */ |
| |
| { |
| size_t uiTargetSize; |
| uiTargetSize = convertToUnicode(pclTarget, uiTargetMaxSize, cpacSource, uiSourceSize); |
| return(uiSourceSize); |
| } |
| |
| |
| |
| size_t CodePage2UnicodeConverter::getMaximumLength(const char * cpacSource, |
| size_t uiSourceLength) const |
| /* ----------------------------------------------------------------------- */ |
| { |
| size_t uiTargetSize; |
| |
| assert(iv_uconverter !=NULL); |
| UErrorCode err=(UErrorCode)0; |
| uiTargetSize = ucnv_toUChars(iv_uconverter, NULL, 0, cpacSource, uiSourceLength, &err); |
| |
| if (!U_SUCCESS(err) && err != U_BUFFER_OVERFLOW_ERROR) { |
| cerr << "CodePage2UnicodeConverter::getMaximumLength() rc= " << err << endl; |
| ErrorMessage errMsg = ErrorMessage(UIMA_MSG_ID_CODEPAGE_CONV_ERROR); |
| errMsg.addParam(err); |
| UIMA_EXC_THROW_NEW(CodePageConversionException, |
| UIMA_ERR_CODEPAGE, |
| errMsg, |
| UIMA_MSG_ID_CODEPAGE_CONV_ERROR, |
| ErrorInfo::unrecoverable); |
| } |
| |
| ////return(uiTargetSize / sizeof(UChar)); /* as characters */ |
| return (uiTargetSize); |
| } |
| |
| |
| |
| |
| size_t CodePage2UnicodeConverter::convertToUnicode(UChar * pclTarget, |
| size_t uiTargetMaxLength, |
| const char * cpacSource, |
| size_t uiSourceLength) |
| /* ----------------------------------------------------------------------- */ |
| { |
| size_t uiTargetSize; |
| |
| assert(iv_uconverter !=NULL); |
| UErrorCode err=(UErrorCode)0; |
| uiTargetSize = ucnv_toUChars(iv_uconverter, pclTarget, uiTargetMaxLength, cpacSource, uiSourceLength, &err); |
| |
| if (!U_SUCCESS(err) && err != U_BUFFER_OVERFLOW_ERROR) { |
| cout << "ERROR: convertToUnicode " << err << endl; |
| ///cerr << "CodePage2UnicodeConverter::getMaximumLength() rc= " << err << endl; |
| ErrorMessage errMsg = ErrorMessage(UIMA_MSG_ID_CODEPAGE_CONV_ERROR); |
| errMsg.addParam(err); |
| UIMA_EXC_THROW_NEW(CodePageConversionException, |
| UIMA_ERR_CODEPAGE, |
| errMsg, |
| UIMA_MSG_ID_CODEPAGE_CONV_ERROR, |
| ErrorInfo::unrecoverable); |
| } |
| return uiTargetSize; |
| //// return(uiTargetSize / sizeof(UChar)); /* as characters */ |
| } |
| |
| } |