office-gobmx/xmlreader/source/pad.cxx
2012-06-26 21:48:59 +01:00

79 lines
2.2 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* 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 .
*/
#include "sal/config.h"
#include <cassert>
#include "rtl/string.h"
#include "sal/types.h"
#include "xmlreader/pad.hxx"
#include "xmlreader/span.hxx"
namespace xmlreader {
void Pad::add(char const * begin, sal_Int32 length) {
assert(
begin != 0 && length >= 0 && !(span_.is() && buffer_.getLength() != 0));
if (length != 0) {
flushSpan();
if (buffer_.getLength() == 0) {
span_ = Span(begin, length);
} else {
buffer_.append(begin, length);
}
}
}
void Pad::addEphemeral(char const * begin, sal_Int32 length) {
assert(
begin != 0 && length >= 0 && !(span_.is() && buffer_.getLength() != 0));
if (length != 0) {
flushSpan();
buffer_.append(begin, length);
}
}
void Pad::clear() {
assert(!(span_.is() && buffer_.getLength() != 0));
span_.clear();
buffer_.setLength(0);
}
Span Pad::get() const {
assert(!(span_.is() && buffer_.getLength() != 0));
if (span_.is()) {
return span_;
} else if (buffer_.getLength() == 0) {
return Span(RTL_CONSTASCII_STRINGPARAM(""));
} else {
return Span(buffer_.getStr(), buffer_.getLength());
}
}
void Pad::flushSpan() {
if (span_.is()) {
buffer_.append(span_.begin, span_.length);
span_.clear();
}
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */