src/apps/cortex/Persistence/StringContent.cpp

   1 /*
   2  * Copyright (c) 1999-2000, Eric Moon.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  *
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions, and the following disclaimer.
  11  *
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions, and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * 3. The name of the author may not be used to endorse or promote products
  17  *    derived from this software without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
  20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  21  * OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  23  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  24  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  26  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  27  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31
  32 // StringContent.cpp
  33
  34 #include "StringContent.h"
  35 #include "ImportContext.h"
  36
  37 #include <cctype>
  38
  39 __USE_CORTEX_NAMESPACE
  40
  41 // -------------------------------------------------------- //
  42 // EXPORT [not implemented]
  43 // -------------------------------------------------------- //
  44
  45 void StringContent::xmlExportBegin(
  46         ExportContext&                                                          context) const {
  47         context.reportError("StringContent: no export");
  48 }
  49 void StringContent::xmlExportAttributes(
  50         ExportContext&                                                          context) const {
  51         context.reportError("StringContent: no export");
  52 }
  53 void StringContent::xmlExportContent(
  54         ExportContext&                                                          context) const {
  55         context.reportError("StringContent: no export");
  56 }
  57 void StringContent::xmlExportEnd(
  58         ExportContext&                                                          context) const {
  59         context.reportError("StringContent: no export");
  60 }
  61
  62 // -------------------------------------------------------- //
  63 // IMPORT
  64 // -------------------------------------------------------- //
  65
  66 void StringContent::xmlImportBegin(
  67         ImportContext&                                                          context) {}
  68
  69 void StringContent::xmlImportAttribute(
  70         const char*                                                                             key,
  71         const char*                                                                             value,
  72         ImportContext&                                                          context) {}
  73
  74 void StringContent::xmlImportContent(
  75         const char*                                                                             data,
  76         uint32                                                                                          length,
  77         ImportContext&                                                          context) {
  78         content.Append(data, length);
  79 }
  80
  81 void StringContent::xmlImportChild(
  82         IPersistent*                                                                    child,
  83         ImportContext&                                                          context) {
  84         context.reportError("StringContent: child not expected");
  85 }
  86
  87 void StringContent::xmlImportComplete(
  88         ImportContext&                                                          context) {
  89
  90         // chomp leading/trailing whitespace
  91         if(content.Length() == 0)
  92                 return;
  93
  94         int32 last = 0;
  95         for(; last < content.Length() && isspace(content[last]); ++last) {}
  96         if(last > 0)
  97                 content.Remove(0, last);
  98
  99         last = content.Length() - 1;
 100         int32 from = last;
 101         for(; from > 0 && isspace(content[from]); --from) {}
 102         if(from < last)
 103                 content.Remove(from+1, last-from);
 104 }
 105
 106 // END -- StringContent.cpp --
 107