| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_extensions.hxx" |
| |
| #include "log_module.hxx" |
| #include "methodguard.hxx" |
| #include "loghandler.hxx" |
| |
| /** === begin UNO includes === **/ |
| #include <com/sun/star/logging/XLogHandler.hpp> |
| #include <com/sun/star/lang/XServiceInfo.hpp> |
| #include <com/sun/star/ucb/AlreadyInitializedException.hpp> |
| #include <com/sun/star/lang/XInitialization.hpp> |
| #include <com/sun/star/lang/IllegalArgumentException.hpp> |
| #include <com/sun/star/util/XStringSubstitution.hpp> |
| /** === end UNO includes === **/ |
| |
| #include <tools/diagnose_ex.h> |
| |
| #include <comphelper/componentcontext.hxx> |
| |
| #include <cppuhelper/compbase3.hxx> |
| #include <cppuhelper/basemutex.hxx> |
| |
| #include <osl/thread.h> |
| #include <osl/file.hxx> |
| |
| #include <rtl/strbuf.hxx> |
| |
| #include <memory> |
| |
| //........................................................................ |
| namespace logging |
| { |
| //........................................................................ |
| |
| /** === begin UNO using === **/ |
| using ::com::sun::star::uno::Reference; |
| using ::com::sun::star::logging::LogRecord; |
| using ::com::sun::star::uno::RuntimeException; |
| using ::com::sun::star::logging::XLogFormatter; |
| using ::com::sun::star::uno::Sequence; |
| using ::com::sun::star::uno::XInterface; |
| using ::com::sun::star::uno::XComponentContext; |
| using ::com::sun::star::logging::XLogHandler; |
| using ::com::sun::star::lang::XServiceInfo; |
| using ::com::sun::star::ucb::AlreadyInitializedException; |
| using ::com::sun::star::lang::XInitialization; |
| using ::com::sun::star::uno::Any; |
| using ::com::sun::star::uno::Exception; |
| using ::com::sun::star::lang::IllegalArgumentException; |
| using ::com::sun::star::uno::UNO_QUERY_THROW; |
| using ::com::sun::star::util::XStringSubstitution; |
| using ::com::sun::star::beans::NamedValue; |
| /** === end UNO using === **/ |
| |
| //==================================================================== |
| //= FileHandler - declaration |
| //==================================================================== |
| typedef ::cppu::WeakComponentImplHelper3 < XLogHandler |
| , XServiceInfo |
| , XInitialization |
| > FileHandler_Base; |
| class FileHandler :public ::cppu::BaseMutex |
| ,public FileHandler_Base |
| { |
| private: |
| enum FileValidity |
| { |
| /// never attempted to open the file |
| eUnknown, |
| /// file is valid |
| eValid, |
| /// file is invalid |
| eInvalid |
| }; |
| |
| private: |
| ::comphelper::ComponentContext m_aContext; |
| LogHandlerHelper m_aHandlerHelper; |
| ::rtl::OUString m_sFileURL; |
| ::std::auto_ptr< ::osl::File > m_pFile; |
| FileValidity m_eFileValidity; |
| |
| protected: |
| FileHandler( const Reference< XComponentContext >& _rxContext ); |
| virtual ~FileHandler(); |
| |
| // XLogHandler |
| virtual ::rtl::OUString SAL_CALL getEncoding() throw (RuntimeException); |
| virtual void SAL_CALL setEncoding( const ::rtl::OUString& _encoding ) throw (RuntimeException); |
| virtual Reference< XLogFormatter > SAL_CALL getFormatter() throw (RuntimeException); |
| virtual void SAL_CALL setFormatter( const Reference< XLogFormatter >& _formatter ) throw (RuntimeException); |
| virtual ::sal_Int32 SAL_CALL getLevel() throw (RuntimeException); |
| virtual void SAL_CALL setLevel( ::sal_Int32 _level ) throw (RuntimeException); |
| virtual void SAL_CALL flush( ) throw (RuntimeException); |
| virtual ::sal_Bool SAL_CALL publish( const LogRecord& Record ) throw (RuntimeException); |
| |
| // XInitialization |
| virtual void SAL_CALL initialize( const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Any >& aArguments ) throw (::com::sun::star::uno::Exception, ::com::sun::star::uno::RuntimeException); |
| |
| // XServiceInfo |
| virtual ::rtl::OUString SAL_CALL getImplementationName() throw(RuntimeException); |
| virtual ::sal_Bool SAL_CALL supportsService( const ::rtl::OUString& _rServiceName ) throw(RuntimeException); |
| virtual Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames() throw(RuntimeException); |
| |
| // OComponentHelper |
| virtual void SAL_CALL disposing(); |
| |
| public: |
| // XServiceInfo - static version |
| static ::rtl::OUString SAL_CALL getImplementationName_static(); |
| static Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames_static(); |
| static Reference< XInterface > Create( const Reference< XComponentContext >& _rxContext ); |
| |
| public: |
| typedef ComponentMethodGuard< FileHandler > MethodGuard; |
| void enterMethod( MethodGuard::Access ); |
| void leaveMethod( MethodGuard::Access ); |
| |
| private: |
| /** prepares our output file for writing |
| */ |
| bool impl_prepareFile_nothrow(); |
| |
| /// writes the given string to our file |
| void impl_writeString_nothrow( const ::rtl::OString& _rEntry ); |
| |
| /** does string substitution on a (usually externally provided) file url |
| */ |
| void impl_doStringsubstitution_nothrow( ::rtl::OUString& _inout_rURL ); |
| }; |
| |
| //==================================================================== |
| //= FileHandler - implementation |
| //==================================================================== |
| //-------------------------------------------------------------------- |
| FileHandler::FileHandler( const Reference< XComponentContext >& _rxContext ) |
| :FileHandler_Base( m_aMutex ) |
| ,m_aContext( _rxContext ) |
| ,m_aHandlerHelper( _rxContext, m_aMutex, rBHelper ) |
| ,m_sFileURL( ) |
| ,m_pFile( ) |
| ,m_eFileValidity( eUnknown ) |
| { |
| } |
| |
| //-------------------------------------------------------------------- |
| FileHandler::~FileHandler() |
| { |
| if ( !rBHelper.bDisposed ) |
| { |
| acquire(); |
| dispose(); |
| } |
| } |
| |
| //-------------------------------------------------------------------- |
| bool FileHandler::impl_prepareFile_nothrow() |
| { |
| if ( m_eFileValidity == eUnknown ) |
| { |
| m_pFile.reset( new ::osl::File( m_sFileURL ) ); |
| // check whether the log file already exists |
| ::osl::DirectoryItem aFileItem; |
| ::osl::DirectoryItem::get( m_sFileURL, aFileItem ); |
| ::osl::FileStatus aStatus( FileStatusMask_Validate ); |
| if ( ::osl::FileBase::E_None == aFileItem.getFileStatus( aStatus ) ) |
| ::osl::File::remove( m_sFileURL ); |
| |
| ::osl::FileBase::RC res = m_pFile->open( osl_File_OpenFlag_Write | osl_File_OpenFlag_Create ); |
| m_eFileValidity = res == ::osl::FileBase::E_None |
| ? eValid |
| : eInvalid; |
| #if OSL_DEBUG_LEVEL > 0 |
| if ( m_eFileValidity == eInvalid ) |
| { |
| ::rtl::OStringBuffer sMessage; |
| sMessage.append( "FileHandler::impl_prepareFile_nothrow: could not open the designated log file:" ); |
| sMessage.append( "\nURL: " ); |
| sMessage.append( ::rtl::OString( m_sFileURL.getStr(), m_sFileURL.getLength(), osl_getThreadTextEncoding() ) ); |
| sMessage.append( "\nerror code: " ); |
| sMessage.append( (sal_Int32)res ); |
| OSL_ENSURE( false, sMessage.getStr() ); |
| } |
| #endif |
| if ( m_eFileValidity == eValid ) |
| { |
| ::rtl::OString sHead; |
| if ( m_aHandlerHelper.getEncodedHead( sHead ) ) |
| impl_writeString_nothrow( sHead ); |
| } |
| } |
| |
| return m_eFileValidity == eValid; |
| } |
| |
| //-------------------------------------------------------------------- |
| void FileHandler::impl_writeString_nothrow( const ::rtl::OString& _rEntry ) |
| { |
| OSL_PRECOND( m_pFile.get(), "FileHandler::impl_writeString_nothrow: no file!" ); |
| |
| sal_uInt64 nBytesToWrite( _rEntry.getLength() ); |
| sal_uInt64 nBytesWritten( 0 ); |
| #if OSL_DEBUG_LEVEL > 0 |
| ::osl::FileBase::RC res = |
| #endif |
| m_pFile->write( _rEntry.getStr(), nBytesToWrite, nBytesWritten ); |
| OSL_ENSURE( ( res == ::osl::FileBase::E_None ) && ( nBytesWritten == nBytesToWrite ), |
| "FileHandler::impl_writeString_nothrow: could not write the log entry!" ); |
| } |
| |
| //-------------------------------------------------------------------- |
| void FileHandler::impl_doStringsubstitution_nothrow( ::rtl::OUString& _inout_rURL ) |
| { |
| try |
| { |
| Reference< XStringSubstitution > xStringSubst; |
| if ( m_aContext.createComponent( "com.sun.star.util.PathSubstitution", xStringSubst ) ) |
| _inout_rURL = xStringSubst->substituteVariables( _inout_rURL, true ); |
| } |
| catch( const Exception& ) |
| { |
| DBG_UNHANDLED_EXCEPTION(); |
| } |
| } |
| |
| //-------------------------------------------------------------------- |
| void SAL_CALL FileHandler::disposing() |
| { |
| if ( m_eFileValidity == eValid ) |
| { |
| ::rtl::OString sTail; |
| if ( m_aHandlerHelper.getEncodedTail( sTail ) ) |
| impl_writeString_nothrow( sTail ); |
| } |
| |
| m_pFile.reset(); |
| m_aHandlerHelper.setFormatter( NULL ); |
| } |
| |
| //-------------------------------------------------------------------- |
| void FileHandler::enterMethod( MethodGuard::Access ) |
| { |
| m_aHandlerHelper.enterMethod(); |
| } |
| |
| //-------------------------------------------------------------------- |
| void FileHandler::leaveMethod( MethodGuard::Access ) |
| { |
| m_aMutex.release(); |
| } |
| |
| //-------------------------------------------------------------------- |
| ::rtl::OUString SAL_CALL FileHandler::getEncoding() throw (RuntimeException) |
| { |
| MethodGuard aGuard( *this ); |
| ::rtl::OUString sEncoding; |
| OSL_VERIFY( m_aHandlerHelper.getEncoding( sEncoding ) ); |
| return sEncoding; |
| } |
| |
| //-------------------------------------------------------------------- |
| void SAL_CALL FileHandler::setEncoding( const ::rtl::OUString& _rEncoding ) throw (RuntimeException) |
| { |
| MethodGuard aGuard( *this ); |
| OSL_VERIFY( m_aHandlerHelper.setEncoding( _rEncoding ) ); |
| } |
| |
| //-------------------------------------------------------------------- |
| Reference< XLogFormatter > SAL_CALL FileHandler::getFormatter() throw (RuntimeException) |
| { |
| MethodGuard aGuard( *this ); |
| return m_aHandlerHelper.getFormatter(); |
| } |
| |
| //-------------------------------------------------------------------- |
| void SAL_CALL FileHandler::setFormatter( const Reference< XLogFormatter >& _rxFormatter ) throw (RuntimeException) |
| { |
| MethodGuard aGuard( *this ); |
| m_aHandlerHelper.setFormatter( _rxFormatter ); |
| } |
| |
| //-------------------------------------------------------------------- |
| ::sal_Int32 SAL_CALL FileHandler::getLevel() throw (RuntimeException) |
| { |
| MethodGuard aGuard( *this ); |
| return m_aHandlerHelper.getLevel(); |
| } |
| |
| //-------------------------------------------------------------------- |
| void SAL_CALL FileHandler::setLevel( ::sal_Int32 _nLevel ) throw (RuntimeException) |
| { |
| MethodGuard aGuard( *this ); |
| m_aHandlerHelper.setLevel( _nLevel ); |
| } |
| |
| //-------------------------------------------------------------------- |
| void SAL_CALL FileHandler::flush( ) throw (RuntimeException) |
| { |
| MethodGuard aGuard( *this ); |
| if(!m_pFile.get()) |
| { |
| OSL_PRECOND(false, "FileHandler::flush: no file!"); |
| return; |
| } |
| #if OSL_DEBUG_LEVEL > 0 |
| ::osl::FileBase::RC res = |
| #endif |
| m_pFile->sync(); |
| OSL_ENSURE(res == ::osl::FileBase::E_None, "FileHandler::flush: Could not sync logfile to filesystem."); |
| } |
| |
| //-------------------------------------------------------------------- |
| ::sal_Bool SAL_CALL FileHandler::publish( const LogRecord& _rRecord ) throw (RuntimeException) |
| { |
| MethodGuard aGuard( *this ); |
| |
| if ( !impl_prepareFile_nothrow() ) |
| return sal_False; |
| |
| ::rtl::OString sEntry; |
| if ( !m_aHandlerHelper.formatForPublishing( _rRecord, sEntry ) ) |
| return sal_False; |
| |
| impl_writeString_nothrow( sEntry ); |
| return sal_True; |
| } |
| |
| //-------------------------------------------------------------------- |
| void SAL_CALL FileHandler::initialize( const Sequence< Any >& _rArguments ) throw (Exception, RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| if ( m_aHandlerHelper.getIsInitialized() ) |
| throw AlreadyInitializedException(); |
| |
| if ( _rArguments.getLength() != 1 ) |
| throw IllegalArgumentException( ::rtl::OUString(), *this, 1 ); |
| |
| Sequence< NamedValue > aSettings; |
| if ( _rArguments[0] >>= m_sFileURL ) |
| { |
| // create( [in] string URL ); |
| impl_doStringsubstitution_nothrow( m_sFileURL ); |
| } |
| else if ( _rArguments[0] >>= aSettings ) |
| { |
| // createWithSettings( [in] sequence< ::com::sun::star::beans::NamedValue > Settings ) |
| ::comphelper::NamedValueCollection aTypedSettings( aSettings ); |
| m_aHandlerHelper.initFromSettings( aTypedSettings ); |
| |
| if ( aTypedSettings.get_ensureType( "FileURL", m_sFileURL ) ) |
| impl_doStringsubstitution_nothrow( m_sFileURL ); |
| } |
| else |
| throw IllegalArgumentException( ::rtl::OUString(), *this, 1 ); |
| |
| m_aHandlerHelper.setIsInitialized(); |
| } |
| |
| //-------------------------------------------------------------------- |
| ::rtl::OUString SAL_CALL FileHandler::getImplementationName() throw(RuntimeException) |
| { |
| return getImplementationName_static(); |
| } |
| |
| //-------------------------------------------------------------------- |
| ::sal_Bool SAL_CALL FileHandler::supportsService( const ::rtl::OUString& _rServiceName ) throw(RuntimeException) |
| { |
| const Sequence< ::rtl::OUString > aServiceNames( getSupportedServiceNames() ); |
| for ( const ::rtl::OUString* pServiceNames = aServiceNames.getConstArray(); |
| pServiceNames != aServiceNames.getConstArray() + aServiceNames.getLength(); |
| ++pServiceNames |
| ) |
| if ( _rServiceName == *pServiceNames ) |
| return sal_True; |
| return sal_False; |
| } |
| |
| //-------------------------------------------------------------------- |
| Sequence< ::rtl::OUString > SAL_CALL FileHandler::getSupportedServiceNames() throw(RuntimeException) |
| { |
| return getSupportedServiceNames_static(); |
| } |
| |
| //-------------------------------------------------------------------- |
| ::rtl::OUString SAL_CALL FileHandler::getImplementationName_static() |
| { |
| return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.extensions.FileHandler" ) ); |
| } |
| |
| //-------------------------------------------------------------------- |
| Sequence< ::rtl::OUString > SAL_CALL FileHandler::getSupportedServiceNames_static() |
| { |
| Sequence< ::rtl::OUString > aServiceNames(1); |
| aServiceNames[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.logging.FileHandler" ) ); |
| return aServiceNames; |
| } |
| |
| //-------------------------------------------------------------------- |
| Reference< XInterface > FileHandler::Create( const Reference< XComponentContext >& _rxContext ) |
| { |
| return *( new FileHandler( _rxContext ) ); |
| } |
| |
| //-------------------------------------------------------------------- |
| void createRegistryInfo_FileHandler() |
| { |
| static OAutoRegistration< FileHandler > aAutoRegistration; |
| } |
| |
| //........................................................................ |
| } // namespace logging |
| //........................................................................ |