| /************************************************************** |
| * |
| * 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. |
| * |
| *************************************************************/ |
| |
| |
| #ifndef HELPDATAFILEPROXY_DB_HXX_ |
| #define HELPDATAFILEPROXY_DB_HXX_ |
| |
| #include "com/sun/star/ucb/XSimpleFileAccess.hpp" |
| |
| #include <hash_map> |
| #include <rtl/string.hxx> |
| |
| namespace helpdatafileproxy { |
| |
| namespace hdf_internal |
| { |
| class Noncopyable |
| { |
| // not implemented |
| Noncopyable(const Noncopyable&); |
| void operator=(const Noncopyable&); |
| protected: |
| Noncopyable() {} |
| ~Noncopyable() {} |
| }; |
| } |
| |
| class HDFData |
| { |
| friend class Hdf; |
| |
| int m_nSize; |
| char* m_pBuffer; |
| |
| void copyToBuffer( const char* pSrcData, int nSize ); |
| |
| public: |
| HDFData( void ) |
| : m_nSize( 0 ) |
| , m_pBuffer( NULL ) |
| {} |
| ~HDFData() |
| { delete [] m_pBuffer; } |
| |
| int getSize() const |
| { return m_nSize; } |
| const char* getData() const |
| { return m_pBuffer; } |
| }; |
| |
| struct eq |
| { |
| bool operator()( const rtl::OString& rKey1, const rtl::OString& rKey2 ) const |
| { return rKey1.compareTo( rKey2 ) == 0; } |
| }; |
| |
| struct ha |
| { |
| size_t operator()( const rtl::OString& rName ) const |
| { return rName.hashCode(); } |
| }; |
| |
| typedef std::hash_map< rtl::OString,std::pair<int,int>,ha,eq > StringToValPosMap; |
| typedef std::hash_map< rtl::OString,rtl::OString,ha,eq > StringToDataMap; |
| |
| class Hdf : hdf_internal::Noncopyable |
| { |
| rtl::OUString m_aFileURL; |
| StringToDataMap* m_pStringToDataMap; |
| StringToValPosMap* m_pStringToValPosMap; |
| com::sun::star::uno::Reference< com::sun::star::ucb::XSimpleFileAccess > |
| m_xSFA; |
| |
| com::sun::star::uno::Sequence< sal_Int8 > |
| m_aItData; |
| const char* m_pItData; |
| int m_nItRead; |
| int m_iItPos; |
| |
| bool implReadLenAndData( const char* pData, int& riPos, HDFData& rValue ); |
| |
| public: |
| //HDFHelp must get a fileURL which can then directly be used by simple file access. |
| //SimpleFileAccess requires file URLs as arguments. Passing file path may work but fails |
| //for example when using long file paths on Windows, which start with "\\?\" |
| Hdf( const rtl::OUString& rFileURL, |
| com::sun::star::uno::Reference< com::sun::star::ucb::XSimpleFileAccess > xSFA ) |
| : m_aFileURL( rFileURL ) |
| , m_pStringToDataMap( NULL ) |
| , m_pStringToValPosMap( NULL ) |
| , m_xSFA( xSFA ) |
| , m_pItData( NULL ) |
| , m_nItRead( -1 ) |
| , m_iItPos( -1 ) |
| { |
| OSL_ASSERT(!rFileURL.compareTo(rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("file:")), 5)); |
| } |
| ~Hdf() |
| { releaseHashMap(); } |
| |
| void createHashMap( bool bOptimizeForPerformance = false ); |
| void releaseHashMap( void ); |
| |
| bool getValueForKey( const rtl::OString& rKey, HDFData& rValue ); |
| |
| bool startIteration( void ); |
| bool getNextKeyAndValue( HDFData& rKey, HDFData& rValue ); |
| void stopIteration( void ); |
| }; |
| } |
| |
| #endif |
| |