Function that really reads csv-data and transfer it's data to AbstractProcessor-based processor @input: - ioDevice - IO Device containing the csv-formatted data - processor - refernce to AbstractProcessor-based object - separator - string or character that separate values in a row - textDelimiter - string or character that enclose row elements - codec - pointer to codec object that would be used f
| 90 | // @output: |
| 91 | // - bool - result of read operation |
| 92 | bool ReaderPrivate::read( |
| 93 | QIODevice& ioDevice, |
| 94 | Reader::AbstractProcessor& processor, |
| 95 | const QString& separator, |
| 96 | const QString& textDelimiter, |
| 97 | QTextCodec* codec) |
| 98 | { |
| 99 | if (false == checkParams(separator)) { return false; } |
| 100 | |
| 101 | // Open IO Device if it was not opened |
| 102 | if (false == ioDevice.isOpen() && |
| 103 | false == ioDevice.open(QIODevice::ReadOnly)) |
| 104 | { |
| 105 | qDebug() << __FUNCTION__ << "Error - failed to open IO Device"; |
| 106 | return false; |
| 107 | } |
| 108 | |
| 109 | QTextStream stream(&ioDevice); |
| 110 | stream.setCodec(codec); |
| 111 | |
| 112 | // This list will contain elements of the row if its elements |
| 113 | // are located on several lines |
| 114 | QStringList row; |
| 115 | |
| 116 | ElementInfo elemInfo; |
| 117 | bool result = true; |
| 118 | while (false == stream.atEnd()) |
| 119 | { |
| 120 | QString line = stream.readLine(); |
| 121 | processor.preProcessRawLine(line); |
| 122 | QStringList elements = ReaderPrivate::splitElements( |
| 123 | line, separator, textDelimiter, elemInfo); |
| 124 | if (elemInfo.isEnded) |
| 125 | { |
| 126 | // Current row ends on this line. Check if these elements are |
| 127 | // end elements of the long row |
| 128 | if (row.isEmpty()) |
| 129 | { |
| 130 | // No, these elements constitute the entire row |
| 131 | if (false == processor.processRowElements(elements)) |
| 132 | { |
| 133 | result = false; |
| 134 | break; |
| 135 | } |
| 136 | } |
| 137 | else |
| 138 | { |
| 139 | // Yes, these elements should be added to the row |
| 140 | if (false == elements.isEmpty()) |
| 141 | { |
| 142 | row.last().append(elements.takeFirst()); |
| 143 | row << elements; |
| 144 | } |
| 145 | |
| 146 | if (false == processor.processRowElements(row)) |
| 147 | { |
| 148 | result = false; |
| 149 | break; |
nothing calls this directly
no test coverage detected