office-gobmx/xmlreader/source/pad.cxx

86 lines
2.5 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
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*
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* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
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#include "sal/config.h"
#include "osl/diagnose.h"
#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) {
OSL_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) {
OSL_ASSERT(
begin != 0 && length >= 0 && !(span_.is() && buffer_.getLength() != 0));
if (length != 0) {
flushSpan();
buffer_.append(begin, length);
}
}
void Pad::clear() {
OSL_ASSERT(!(span_.is() && buffer_.getLength() != 0));
span_.clear();
buffer_.setLength(0);
}
Span Pad::get() const {
OSL_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: */