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/* -*- 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 <com/sun/star/frame/DoubleInitializationException.hpp>
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <comphelper_module.hxx>
#include <cppuhelper/supportsservice.hxx>
#include "documentiologring.hxx"
using namespace ::com::sun::star;
namespace comphelper
{
OSimpleLogRing::OSimpleLogRing()
: m_aMessages( SIMPLELOGRING_SIZE )
, m_bInitialized( false )
, m_bFull( false )
, m_nPos( 0 )
{
}
OSimpleLogRing::~OSimpleLogRing()
{
}
uno::Sequence< OUString > SAL_CALL OSimpleLogRing::getSupportedServiceNames_static()
{
uno::Sequence< OUString > aResult( 1 );
aResult[0] = getServiceName_static();
return aResult;
}
OUString SAL_CALL OSimpleLogRing::getImplementationName_static()
{
return OUString( "com.sun.star.comp.logging.SimpleLogRing" );
}
OUString SAL_CALL OSimpleLogRing::getSingletonName_static()
{
return OUString( "com.sun.star.logging.DocumentIOLogRing" );
}
OUString SAL_CALL OSimpleLogRing::getServiceName_static()
{
return OUString( "com.sun.star.logging.SimpleLogRing" );
}
uno::Reference< uno::XInterface > SAL_CALL OSimpleLogRing::Create( SAL_UNUSED_PARAMETER const uno::Reference< uno::XComponentContext >& )
{
return static_cast< cppu::OWeakObject* >( new OSimpleLogRing );
}
// XSimpleLogRing
void SAL_CALL OSimpleLogRing::logString( const OUString& aMessage ) throw (uno::RuntimeException, std::exception)
{
::osl::MutexGuard aGuard( m_aMutex );
m_aMessages[m_nPos] = aMessage;
if ( ++m_nPos >= m_aMessages.getLength() )
{
m_nPos = 0;
m_bFull = true;
}
// if used once then default initialized
m_bInitialized = true;
}
uno::Sequence< OUString > SAL_CALL OSimpleLogRing::getCollectedLog() throw (uno::RuntimeException, std::exception)
{
::osl::MutexGuard aGuard( m_aMutex );
sal_Int32 nResLen = m_bFull ? m_aMessages.getLength() : m_nPos;
sal_Int32 nStart = m_bFull ? m_nPos : 0;
uno::Sequence< OUString > aResult( nResLen );
for ( sal_Int32 nInd = 0; nInd < nResLen; nInd++ )
aResult[nInd] = m_aMessages[ ( nStart + nInd ) % m_aMessages.getLength() ];
// if used once then default initialized
m_bInitialized = true;
return aResult;
}
// XInitialization
void SAL_CALL OSimpleLogRing::initialize( const uno::Sequence< uno::Any >& aArguments ) throw (uno::Exception, uno::RuntimeException, std::exception)
{
::osl::MutexGuard aGuard( m_aMutex );
if ( m_bInitialized )
throw frame::DoubleInitializationException();
if ( !m_refCount )
throw uno::RuntimeException(); // the object must be refcounted already!
if (aArguments.hasElements())
{
sal_Int32 nLen = 0;
if ( aArguments.getLength() == 1 && ( aArguments[0] >>= nLen ) && nLen )
m_aMessages.realloc( nLen );
else
throw lang::IllegalArgumentException(
"Nonnull size is expected as the first argument!",
uno::Reference< uno::XInterface >(),
0 );
}
m_bInitialized = true;
}
// XServiceInfo
OUString SAL_CALL OSimpleLogRing::getImplementationName() throw (uno::RuntimeException, std::exception)
{
return getImplementationName_static();
}
sal_Bool SAL_CALL OSimpleLogRing::supportsService( const OUString& aServiceName ) throw (uno::RuntimeException, std::exception)
{
return cppu::supportsService(this, aServiceName);
}
uno::Sequence< OUString > SAL_CALL OSimpleLogRing::getSupportedServiceNames() throw (uno::RuntimeException, std::exception)
{
return getSupportedServiceNames_static();
}
} // namespace comphelper
void createRegistryInfo_OSimpleLogRing()
{
static ::comphelper::module::OAutoRegistration< ::comphelper::OSimpleLogRing > aAutoRegistration;
static ::comphelper::module::OSingletonRegistration< ::comphelper::OSimpleLogRing > aSingletonRegistration;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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