You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
70 lines
2.8 KiB
C++
70 lines
2.8 KiB
C++
// Copyright 2010, Google Inc. All rights reserved.
|
|
//
|
|
// Redistribution and use in source and binary forms, with or without
|
|
// modification, are permitted provided that the following conditions are met:
|
|
//
|
|
// 1. Redistributions of source code must retain the above copyright notice,
|
|
// this list of conditions and the following disclaimer.
|
|
// 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
// this list of conditions and the following disclaimer in the documentation
|
|
// and/or other materials provided with the distribution.
|
|
// 3. Neither the name of Google Inc. nor the names of its contributors may be
|
|
// used to endorse or promote products derived from this software without
|
|
// specific prior written permission.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
|
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
|
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
|
|
// EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
|
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
|
|
// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
|
|
// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
|
|
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
|
|
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
// This file contains the declaration of the CsvSplitter class.
|
|
|
|
#ifndef KML_BASE_CSV_SPLITTER_H__
|
|
#define KML_BASE_CSV_SPLITTER_H__
|
|
|
|
#include "kml/base/string_util.h"
|
|
#include "kml/base/util.h"
|
|
|
|
namespace kmlbase {
|
|
|
|
// This class iterates over a string buffer CSV data. Basic usage:
|
|
// const string csv_data = get-csv-data
|
|
// CsvSplitter csv_splitter(csv_data);
|
|
// StringVector csv_line;
|
|
// while (csv_splitter.SplitCurrentLine(&csv_line)) {
|
|
// ...process the csv_line..
|
|
// csv_line.clear();
|
|
// }
|
|
// Note that the methods are virtual to permit overriding in a subclass.
|
|
class CsvSplitter {
|
|
public:
|
|
CsvSplitter(const string& csv_data);
|
|
|
|
virtual ~CsvSplitter();
|
|
|
|
// Find the start of the next line and the end of this line if requested.
|
|
// string::npos is returned if there is no next line. A line ending is
|
|
// \n or \r or both.
|
|
virtual size_t FindNextLine(size_t* this_end) const;
|
|
|
|
// This splits the current line of CSV data into the given StringVector and
|
|
// uses FindNextLine() to advance to the next line if there is one. True
|
|
// is returned if there is a next line.
|
|
virtual bool SplitCurrentLine(StringVector* cols);
|
|
|
|
protected:
|
|
const string csv_data_;
|
|
size_t current_line_;
|
|
LIBKML_DISALLOW_EVIL_CONSTRUCTORS(CsvSplitter);
|
|
};
|
|
|
|
} // end namespace kmlbase
|
|
|
|
#endif // KML_BASE_CSV_SPLITTER_H__
|