1b6a84a5a2
Change-Id: Ia8c2f214b635114ecac4a2ceb06628a2f18b6411 Reviewed-on: https://gerrit.libreoffice.org/22020 Tested-by: Jenkins <ci@libreoffice.org> Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
152 lines
4.2 KiB
C++
152 lines
4.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <com/sun/star/frame/DoubleInitializationException.hpp>
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#include <com/sun/star/lang/IllegalArgumentException.hpp>
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#include <com/sun/star/uno/XComponentContext.hpp>
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#include <cppuhelper/supportsservice.hxx>
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#include "documentiologring.hxx"
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#include <rtl/ref.hxx>
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using namespace ::com::sun::star;
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namespace comphelper
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{
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OSimpleLogRing::OSimpleLogRing()
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: m_aMessages( SIMPLELOGRING_SIZE )
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, m_bInitialized( false )
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, m_bFull( false )
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, m_nPos( 0 )
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{
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}
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OSimpleLogRing::~OSimpleLogRing()
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{
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}
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// XSimpleLogRing
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void SAL_CALL OSimpleLogRing::logString( const OUString& aMessage ) throw (uno::RuntimeException, std::exception)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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m_aMessages[m_nPos] = aMessage;
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if ( ++m_nPos >= (sal_Int32)m_aMessages.size() )
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{
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m_nPos = 0;
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m_bFull = true;
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}
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// if used once then default initialized
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m_bInitialized = true;
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}
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uno::Sequence< OUString > SAL_CALL OSimpleLogRing::getCollectedLog() throw (uno::RuntimeException, std::exception)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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sal_Int32 nResLen = m_bFull ? m_aMessages.size() : m_nPos;
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sal_Int32 nStart = m_bFull ? m_nPos : 0;
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uno::Sequence< OUString > aResult( nResLen );
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for ( sal_Int32 nInd = 0; nInd < nResLen; nInd++ )
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aResult[nInd] = m_aMessages[ ( nStart + nInd ) % m_aMessages.size() ];
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// if used once then default initialized
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m_bInitialized = true;
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return aResult;
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}
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// XInitialization
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void SAL_CALL OSimpleLogRing::initialize( const uno::Sequence< uno::Any >& aArguments ) throw (uno::Exception, uno::RuntimeException, std::exception)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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if ( m_bInitialized )
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throw frame::DoubleInitializationException();
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if ( !m_refCount )
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throw uno::RuntimeException(); // the object must be refcounted already!
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if (aArguments.hasElements())
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{
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sal_Int32 nLen = 0;
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if ( aArguments.getLength() == 1 && ( aArguments[0] >>= nLen ) && nLen )
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m_aMessages.resize( nLen );
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else
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throw lang::IllegalArgumentException(
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"Nonnull size is expected as the first argument!",
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uno::Reference< uno::XInterface >(),
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0 );
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}
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m_bInitialized = true;
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}
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// XServiceInfo
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OUString SAL_CALL OSimpleLogRing::getImplementationName() throw (uno::RuntimeException, std::exception)
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{
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return OUString("com.sun.star.comp.logging.SimpleLogRing");
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}
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sal_Bool SAL_CALL OSimpleLogRing::supportsService( const OUString& aServiceName ) throw (uno::RuntimeException, std::exception)
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{
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return cppu::supportsService(this, aServiceName);
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}
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uno::Sequence< OUString > SAL_CALL OSimpleLogRing::getSupportedServiceNames() throw (uno::RuntimeException, std::exception)
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{
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return { "com.sun.star.logging.SimpleLogRing" };
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}
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} // namespace comphelper
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namespace {
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struct Instance {
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explicit Instance():
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instance(new comphelper::OSimpleLogRing())
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{}
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css::uno::Reference<cppu::OWeakObject> instance;
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};
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struct Singleton:
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public rtl::Static<Instance, Singleton>
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{};
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}
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extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface * SAL_CALL
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com_sun_star_comp_logging_SimpleLogRing(
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css::uno::XComponentContext *,
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css::uno::Sequence<css::uno::Any> const &)
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{
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return cppu::acquire(Singleton::get().instance.get());
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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