mirror of https://github.com/Icinga/icinga2.git
168 lines
3.5 KiB
C++
168 lines
3.5 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012 Icinga Development Team (http://www.icinga.org/) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#include "base/stream.h"
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#include "base/objectlock.h"
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#include "base/utility.h"
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#include <boost/algorithm/string/trim.hpp>
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using namespace icinga;
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Stream::Stream(void)
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: m_Connected(false), m_ReadEOF(false), m_WriteEOF(false)
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{ }
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Stream::~Stream(void)
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{
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ASSERT(!m_Running);
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}
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bool Stream::IsConnected(void) const
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{
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ObjectLock olock(this);
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return m_Connected;
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}
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bool Stream::IsReadEOF(void) const
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{
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ObjectLock olock(this);
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return m_ReadEOF;
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}
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bool Stream::IsWriteEOF(void) const
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{
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ObjectLock olock(this);
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return m_WriteEOF;
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}
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void Stream::SetConnected(bool connected)
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{
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bool changed;
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{
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ObjectLock olock(this);
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changed = (m_Connected != connected);
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m_Connected = connected;
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}
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if (changed) {
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if (connected)
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OnConnected(GetSelf());
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else
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OnClosed(GetSelf());
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}
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}
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void Stream::SetReadEOF(bool eof)
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{
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ObjectLock olock(this);
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m_ReadEOF = eof;
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}
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void Stream::SetWriteEOF(bool eof)
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{
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ObjectLock olock(this);
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m_WriteEOF = eof;
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}
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/**
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* Checks whether an exception is available for this stream and re-throws
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* the exception if there is one.
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*/
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void Stream::CheckException(void)
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{
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ObjectLock olock(this);
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if (m_Exception)
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rethrow_exception(m_Exception);
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}
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void Stream::SetException(boost::exception_ptr exception)
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{
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ObjectLock olock(this);
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m_Exception = exception;
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}
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boost::exception_ptr Stream::GetException(void)
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{
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return m_Exception;
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}
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void Stream::Start(void)
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{
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ObjectLock olock(this);
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m_Running = true;
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}
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void Stream::Close(void)
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{
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{
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ObjectLock olock(this);
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m_Running = false;
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}
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SetConnected(false);
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}
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bool Stream::ReadLine(String *line, size_t maxLength)
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{
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char *buffer = new char[maxLength];
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size_t rc = Peek(buffer, maxLength);
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if (rc == 0)
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return false;
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for (size_t i = 0; i < rc; i++) {
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if (buffer[i] == '\n') {
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*line = String(buffer, &(buffer[i]));
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boost::algorithm::trim_right(*line);
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Read(NULL, i + 1);
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delete buffer;
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return true;
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}
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}
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if (IsReadEOF()) {
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*line = String(buffer, buffer + rc);
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boost::algorithm::trim_right(*line);
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Read(NULL, rc);
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delete buffer;
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return true;
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}
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delete buffer;
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return false;
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}
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