| /************************************************************** |
| * |
| * 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_connectivity.hxx" |
| #include "hsqldb/HStorageMap.hxx" |
| #include <comphelper/types.hxx> |
| #include <com/sun/star/embed/XTransactionBroadcaster.hpp> |
| #include <com/sun/star/embed/XTransactedObject.hpp> |
| #include <com/sun/star/embed/ElementModes.hpp> |
| #include <com/sun/star/lang/DisposedException.hpp> |
| #include "diagnose_ex.h" |
| #include <osl/thread.h> |
| |
| //........................................................................ |
| namespace connectivity |
| { |
| //........................................................................ |
| namespace hsqldb |
| { |
| //........................................................................ |
| using namespace ::com::sun::star::uno; |
| using namespace ::com::sun::star::lang; |
| using namespace ::com::sun::star::embed; |
| using namespace ::com::sun::star::io; |
| |
| #define ThrowException(env, type, msg) { \ |
| env->ThrowNew(env->FindClass(type), msg); } |
| |
| |
| StreamHelper::StreamHelper(const Reference< XStream>& _xStream) |
| : m_xStream(_xStream) |
| { |
| } |
| // ----------------------------------------------------------------------------- |
| StreamHelper::~StreamHelper() |
| { |
| try |
| { |
| m_xStream.clear(); |
| m_xSeek.clear(); |
| if ( m_xInputStream.is() ) |
| { |
| m_xInputStream->closeInput(); |
| m_xInputStream.clear(); |
| } |
| // this is done implicity by the closing of the input stream |
| else if ( m_xOutputStream.is() ) |
| { |
| m_xOutputStream->closeOutput(); |
| try |
| { |
| ::comphelper::disposeComponent(m_xOutputStream); |
| } |
| catch(DisposedException&) |
| { |
| } |
| catch(const Exception& e) |
| { |
| OSL_UNUSED( e ); |
| OSL_ENSURE(0,"Could not dispose OutputStream"); |
| } |
| m_xOutputStream.clear(); |
| } |
| } |
| catch(Exception& ex) |
| { |
| OSL_UNUSED( ex ); |
| OSL_ENSURE(0,"Exception catched!"); |
| } |
| } |
| // ----------------------------------------------------------------------------- |
| Reference< XInputStream> StreamHelper::getInputStream() |
| { |
| if ( !m_xInputStream.is() ) |
| m_xInputStream = m_xStream->getInputStream(); |
| return m_xInputStream; |
| } |
| // ----------------------------------------------------------------------------- |
| Reference< XOutputStream> StreamHelper::getOutputStream() |
| { |
| if ( !m_xOutputStream.is() ) |
| m_xOutputStream = m_xStream->getOutputStream(); |
| return m_xOutputStream; |
| } |
| // ----------------------------------------------------------------------------- |
| Reference< XSeekable> StreamHelper::getSeek() |
| { |
| if ( !m_xSeek.is() ) |
| m_xSeek.set(m_xStream,UNO_QUERY); |
| return m_xSeek; |
| } |
| // ----------------------------------------------------------------------------- |
| TStorages& lcl_getStorageMap() |
| { |
| static TStorages s_aMap; |
| return s_aMap; |
| } |
| // ----------------------------------------------------------------------------- |
| ::rtl::OUString lcl_getNextCount() |
| { |
| static sal_Int32 s_nCount = 0; |
| return ::rtl::OUString::valueOf(s_nCount++); |
| } |
| // ----------------------------------------------------------------------------- |
| ::rtl::OUString StorageContainer::removeURLPrefix(const ::rtl::OUString& _sURL,const ::rtl::OUString& _sFileURL) |
| { |
| return _sURL.copy(_sFileURL.getLength()+1); |
| } |
| // ----------------------------------------------------------------------------- |
| ::rtl::OUString StorageContainer::removeOldURLPrefix(const ::rtl::OUString& _sURL) |
| { |
| ::rtl::OUString sRet = _sURL; |
| #if defined(WNT) |
| sal_Int32 nIndex = sRet.lastIndexOf('\\'); |
| #else |
| sal_Int32 nIndex = sRet.lastIndexOf('/'); |
| #endif |
| if ( nIndex != -1 ) |
| { |
| sRet = _sURL.copy(nIndex+1); |
| } |
| return sRet; |
| |
| } |
| /*****************************************************************************/ |
| /* convert jstring to rtl_uString */ |
| |
| ::rtl::OUString StorageContainer::jstring2ustring(JNIEnv * env, jstring jstr) |
| { |
| if (JNI_FALSE != env->ExceptionCheck()) |
| { |
| env->ExceptionClear(); |
| OSL_ENSURE(0,"ExceptionClear"); |
| } |
| ::rtl::OUString aStr; |
| if ( jstr ) |
| { |
| jboolean bCopy(sal_True); |
| const jchar* pChar = env->GetStringChars(jstr,&bCopy); |
| jsize len = env->GetStringLength(jstr); |
| aStr = ::rtl::OUString(pChar,len); |
| |
| if(bCopy) |
| env->ReleaseStringChars(jstr,pChar); |
| } |
| |
| if (JNI_FALSE != env->ExceptionCheck()) |
| { |
| env->ExceptionClear(); |
| OSL_ENSURE(0,"ExceptionClear"); |
| } |
| return aStr; |
| } |
| |
| // ----------------------------------------------------------------------------- |
| ::rtl::OUString StorageContainer::registerStorage(const Reference< XStorage>& _xStorage,const ::rtl::OUString& _sURL) |
| { |
| OSL_ENSURE(_xStorage.is(),"Storage is NULL!"); |
| TStorages& rMap = lcl_getStorageMap(); |
| // check if the storage is already in our map |
| TStorages::iterator aFind = ::std::find_if(rMap.begin(),rMap.end(), |
| ::std::compose1( |
| ::std::bind2nd(::std::equal_to<Reference<XStorage> >(),_xStorage) |
| ,::std::compose1(::std::select1st<TStorageURLPair>(),::std::compose1(::std::select1st<TStorages::mapped_type>(),::std::select2nd<TStorages::value_type>()))) |
| ); |
| if ( aFind == rMap.end() ) |
| { |
| aFind = rMap.insert(TStorages::value_type(lcl_getNextCount(),TStorages::mapped_type(TStorageURLPair(_xStorage,_sURL),TStreamMap()))).first; |
| } |
| |
| return aFind->first; |
| } |
| // ----------------------------------------------------------------------------- |
| TStorages::mapped_type StorageContainer::getRegisteredStorage(const ::rtl::OUString& _sKey) |
| { |
| TStorages::mapped_type aRet; |
| TStorages& rMap = lcl_getStorageMap(); |
| TStorages::iterator aFind = rMap.find(_sKey); |
| OSL_ENSURE(aFind != rMap.end(),"Storage could not be found in list!"); |
| if ( aFind != rMap.end() ) |
| aRet = aFind->second; |
| |
| return aRet; |
| } |
| // ----------------------------------------------------------------------------- |
| ::rtl::OUString StorageContainer::getRegisteredKey(const Reference< XStorage>& _xStorage) |
| { |
| ::rtl::OUString sKey; |
| OSL_ENSURE(_xStorage.is(),"Storage is NULL!"); |
| TStorages& rMap = lcl_getStorageMap(); |
| // check if the storage is already in our map |
| TStorages::iterator aFind = ::std::find_if(rMap.begin(),rMap.end(), |
| ::std::compose1( |
| ::std::bind2nd(::std::equal_to<Reference<XStorage> >(),_xStorage) |
| ,::std::compose1(::std::select1st<TStorageURLPair>(),::std::compose1(::std::select1st<TStorages::mapped_type>(),::std::select2nd<TStorages::value_type>()))) |
| ); |
| if ( aFind != rMap.end() ) |
| sKey = aFind->first; |
| return sKey; |
| } |
| // ----------------------------------------------------------------------------- |
| void StorageContainer::revokeStorage(const ::rtl::OUString& _sKey,const Reference<XTransactionListener>& _xListener) |
| { |
| TStorages& rMap = lcl_getStorageMap(); |
| TStorages::iterator aFind = rMap.find(_sKey); |
| if ( aFind != rMap.end() ) |
| { |
| try |
| { |
| if ( _xListener.is() ) |
| { |
| Reference<XTransactionBroadcaster> xBroad(aFind->second.first.first,UNO_QUERY); |
| if ( xBroad.is() ) |
| xBroad->removeTransactionListener(_xListener); |
| Reference<XTransactedObject> xTrans(aFind->second.first.first,UNO_QUERY); |
| if ( xTrans.is() ) |
| xTrans->commit(); |
| } |
| } |
| catch(Exception&) |
| { |
| } |
| rMap.erase(aFind); |
| } |
| } |
| // ----------------------------------------------------------------------------- |
| TStreamMap::mapped_type StorageContainer::registerStream(JNIEnv * env,jstring name, jstring key,sal_Int32 _nMode) |
| { |
| TStreamMap::mapped_type pHelper; |
| TStorages& rMap = lcl_getStorageMap(); |
| ::rtl::OUString sKey = jstring2ustring(env,key); |
| TStorages::iterator aFind = rMap.find(sKey); |
| OSL_ENSURE(aFind != rMap.end(),"Storage could not be found in list!"); |
| if ( aFind != rMap.end() ) |
| { |
| TStorages::mapped_type aStoragePair = StorageContainer::getRegisteredStorage(sKey); |
| OSL_ENSURE(aStoragePair.first.first.is(),"No Storage available!"); |
| if ( aStoragePair.first.first.is() ) |
| { |
| ::rtl::OUString sOrgName = StorageContainer::jstring2ustring(env,name); |
| ::rtl::OUString sName = removeURLPrefix(sOrgName,aStoragePair.first.second); |
| TStreamMap::iterator aStreamFind = aFind->second.second.find(sName); |
| OSL_ENSURE( aStreamFind == aFind->second.second.end(),"A Stream was already registered for this object!"); |
| if ( aStreamFind != aFind->second.second.end() ) |
| { |
| pHelper = aStreamFind->second; |
| } |
| else |
| { |
| try |
| { |
| try |
| { |
| pHelper.reset(new StreamHelper(aStoragePair.first.first->openStreamElement(sName,_nMode))); |
| } |
| catch(Exception& ) |
| { |
| ::rtl::OUString sStrippedName = removeOldURLPrefix(sOrgName); |
| |
| if ( ((_nMode & ElementModes::WRITE) != ElementModes::WRITE ) ) |
| { |
| sal_Bool bIsStream = sal_True; |
| try |
| { |
| bIsStream = aStoragePair.first.first->isStreamElement(sStrippedName); |
| } |
| catch(Exception& ) |
| { |
| bIsStream = sal_False; |
| } |
| if ( !bIsStream ) |
| return pHelper; // readonly file without data stream |
| } |
| pHelper.reset( new StreamHelper(aStoragePair.first.first->openStreamElement( sStrippedName, _nMode ) ) ); |
| } |
| aFind->second.second.insert(TStreamMap::value_type(sName,pHelper)); |
| } |
| catch(Exception& e) |
| { |
| #if OSL_DEBUG_LEVEL > 0 |
| ::rtl::OString sMessage( "[HSQLDB-SDBC] caught an exception while opening a stream\n" ); |
| sMessage += "Name: "; |
| sMessage += ::rtl::OString( sName.getStr(), sName.getLength(), osl_getThreadTextEncoding() ); |
| sMessage += "\nMode: 0x"; |
| if ( _nMode < 16 ) |
| sMessage += "0"; |
| sMessage += ::rtl::OString::valueOf( _nMode, 16 ).toAsciiUpperCase(); |
| OSL_ENSURE( false, sMessage.getStr() ); |
| #endif |
| StorageContainer::throwJavaException(e,env); |
| } |
| } |
| } |
| } |
| return pHelper; |
| } |
| // ----------------------------------------------------------------------------- |
| void StorageContainer::revokeStream( JNIEnv * env,jstring name, jstring key) |
| { |
| TStorages& rMap = lcl_getStorageMap(); |
| TStorages::iterator aFind = rMap.find(jstring2ustring(env,key)); |
| OSL_ENSURE(aFind != rMap.end(),"Storage could not be found in list!"); |
| if ( aFind != rMap.end() ) |
| aFind->second.second.erase(removeURLPrefix(jstring2ustring(env,name),aFind->second.first.second)); |
| } |
| // ----------------------------------------------------------------------------- |
| TStreamMap::mapped_type StorageContainer::getRegisteredStream( JNIEnv * env,jstring name, jstring key) |
| { |
| TStreamMap::mapped_type pRet; |
| TStorages& rMap = lcl_getStorageMap(); |
| TStorages::iterator aFind = rMap.find(jstring2ustring(env,key)); |
| OSL_ENSURE(aFind != rMap.end(),"Storage could not be found in list!"); |
| if ( aFind != rMap.end() ) |
| { |
| TStreamMap::iterator aStreamFind = aFind->second.second.find(removeURLPrefix(jstring2ustring(env,name),aFind->second.first.second)); |
| if ( aStreamFind != aFind->second.second.end() ) |
| pRet = aStreamFind->second; |
| } |
| |
| return pRet; |
| } |
| // ----------------------------------------------------------------------------- |
| void StorageContainer::throwJavaException(const Exception& _aException,JNIEnv * env) |
| { |
| if (JNI_FALSE != env->ExceptionCheck()) |
| env->ExceptionClear(); |
| ::rtl::OString cstr( ::rtl::OUStringToOString(_aException.Message, RTL_TEXTENCODING_JAVA_UTF8 ) ); |
| OSL_TRACE( __FILE__": forwarding Exception: %s", cstr.getStr() ); |
| env->ThrowNew(env->FindClass("java/io/IOException"), cstr.getStr()); |
| } |
| //........................................................................ |
| } // namespace hsqldb |
| //........................................................................ |
| //........................................................................ |
| } |
| // namespace connectivity |
| //........................................................................ |