SvPersistStream dead

since commit 1e4b1e4a1aca3b333820b0a865997e6f62e80064
"Removing unused SfxItemPool serialisation from editeng"

Change-Id: I8a3cd36a13b7d2322047c2035e0f23c70ca9cdf0
Reviewed-on: https://gerrit.libreoffice.org/40880
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

2 files changed, 0 insertions, 517 deletions

diff --git a/tools/Library_tl.mk b/tools/Library_tl.mk
index d0d9f4516c2b..9b3a9d984bd6 100644
--- a/tools/Library_tl.mk
+++ b/tools/Library_tl.mk
@@ -70,7 +70,6 @@ $(eval $(call gb_Library_add_exception_objects,tl,\
     tools/source/misc/cpuid \
     tools/source/misc/extendapplicationenvironment \
     tools/source/ref/globname \
-    tools/source/ref/pstm \
     tools/source/ref/ref \
     tools/source/stream/stream \
     tools/source/stream/vcompat \
diff --git a/tools/source/ref/pstm.cxx b/tools/source/ref/pstm.cxx
deleted file mode 100644
index 41b8cacf3135..000000000000
--- a/tools/source/ref/pstm.cxx
+++ /dev/null
@@ -1,516 +0,0 @@
-/* -*- 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 <tools/pstm.hxx>
-#include <rtl/strbuf.hxx>
-#include <osl/diagnose.h>
-#include <sal/log.hxx>
-
-#define STOR_NO_OPTIMIZE
-
-void SvClassManager::Register( sal_Int32 nClassId, SvCreateInstancePersist pFunc )
-{
-#ifdef DBG_UTIL
-    SvCreateInstancePersist p;
-    p = Get( nClassId );
-    assert( (!p || p == pFunc) && "register class with same id");
-#endif
-    aAssocTable.insert(Map::value_type(nClassId, pFunc));
-}
-
-SvCreateInstancePersist SvClassManager::Get( sal_Int32 nClassId )
-{
-    Map::const_iterator i(aAssocTable.find(nClassId));
-    return i == aAssocTable.end() ? nullptr : i->second;
-}
-
-/** Constructor
-
-    @param rMgr       Stores factories for objects that can persisted
-    @param pStream    This stream is used as the medium for PersistStream
-    @param nStartIdxP Start value for object identifier (set > 0 )
-
-    @warning Objects rMgr and pStream must not be manipulated while used in
-             SvPersistStream. An Exception to this is pvStream
-             (cf. <SvPersistStream::SetStream>).
-    @see SvPersistStream::SetStream
-*/
-SvPersistStream::SvPersistStream( SvClassManager & rMgr, SvStream * pStream )
-    : rClassMgr( rMgr )
-    , pStm( pStream )
-    , aPUIdx( UniqueIndex<SvPersistBase>::Index(1) )
-    , nStartIdx( 1 )
-{
-    m_isWritable = true;
-    if( pStm )
-    {
-        SetVersion( pStm->GetVersion() );
-        SetError( pStm->GetError() );
-        SyncSvStream( pStm->Tell() );
-    }
-}
-
-SvPersistStream::~SvPersistStream()
-{
-    if( pStm != nullptr )
-    {
-        SyncSysStream();
-        pStm->SetError( GetError() );
-        pStm = nullptr;
-    }
-}
-
-void SvPersistStream::ResetError()
-{
-    SvStream::ResetError();
-    assert(pStm && "stream not set");
-    pStm->ResetError();
-}
-
-std::size_t SvPersistStream::GetData( void* pData, std::size_t nSize )
-{
-    assert(pStm && "stream not set");
-    std::size_t const nRet = pStm->ReadBytes( pData, nSize );
-    SetError( pStm->GetError() );
-    return nRet;
-}
-
-std::size_t SvPersistStream::PutData( const void* pData, std::size_t nSize )
-{
-    assert(pStm && "stream not set");
-    std::size_t const nRet = pStm->WriteBytes( pData, nSize );
-    SetError( pStm->GetError() );
-    return nRet;
-}
-
-sal_uInt64 SvPersistStream::SeekPos(sal_uInt64 const nPos)
-{
-    assert(pStm && "stream not set");
-    sal_uInt64 nRet = pStm->Seek( nPos );
-    SetError( pStm->GetError() );
-    return nRet;
-}
-
-void SvPersistStream::FlushData()
-{
-}
-
-SvPersistStream::Index SvPersistStream::GetIndex( SvPersistBase * pObj ) const
-{
-    PersistBaseMap::const_iterator it = aPTable.find( pObj );
-    if( it == aPTable.end() )
-    {
-        return Index(0);
-    }
-    return it->second;
-}
-
-SvPersistBase * SvPersistStream::GetObject( Index nIdx ) const
-{
-    if( nIdx >= nStartIdx )
-        return aPUIdx.Get( nIdx );
-    return nullptr;
-}
-
-#define LEN_1           0x80
-#define LEN_2           0x40
-#define LEN_4           0x20
-#define LEN_5           0x10
-
-/** Reads a compressed word from the stream.
-
-    For details on what format is used for compression, see
-    <SvPersistStream::WriteCompressed>.
-
-    @param rStm Source to read compressed data from
-
-    @return Uncompressed word
-    @see SvPersistStream::WriteCompressed
-*/
-sal_uInt32 SvPersistStream::ReadCompressed( SvStream & rStm )
-{
-    sal_uInt32 nRet(0);
-    sal_uInt8   nMask;
-    rStm.ReadUChar( nMask );
-    if( nMask & LEN_1 )
-        nRet = ~LEN_1 & nMask;
-    else if( nMask & LEN_2 )
-    {
-        nRet = ~LEN_2 & nMask;
-        nRet <<= 8;
-        rStm.ReadUChar( nMask );
-        nRet |= nMask;
-    }
-    else if( nMask & LEN_4 )
-    {
-        nRet = ~LEN_4 & nMask;
-        nRet <<= 8;
-        rStm.ReadUChar( nMask );
-        nRet |= nMask;
-        nRet <<= 16;
-        sal_uInt16 n;
-        rStm.ReadUInt16( n );
-        nRet |= n;
-    }
-    else if( nMask & LEN_5 )
-    {
-        if( nMask & 0x0F )
-        {
-            rStm.SetError( SVSTREAM_FILEFORMAT_ERROR );
-            OSL_FAIL( "format error" );
-        }
-        rStm.ReadUInt32( nRet );
-    }
-    else
-    {
-        rStm.SetError( SVSTREAM_FILEFORMAT_ERROR );
-        OSL_FAIL( "format error" );
-    }
-    return nRet;
-}
-
-/** Writes compressed stream
-
-    @param rStm Source for writing compressed data
-    @param nVal This value will be compressed and written
-
-    nVal is compressed and written to stream using the following algorithm
-    nVal < 0x80         =>  0x80        + nVal of size 1 Byte.
-    nVal < 0x4000       =>  0x4000      + nVal of size 2 Byte.
-    nVal < 0x20000000   =>  0x20000000  + nVal of size 4 Byte.
-    nVal > 0x1FFFFFFF   =>  0x1000000000+ nVal of size 5 Byte.
-
-    @see SvPersistStream::ReadCompressed
-*/
-void SvPersistStream::WriteCompressed( SvStream & rStm, sal_uInt32 nVal )
-{
-#ifdef STOR_NO_OPTIMIZE
-    if( nVal < 0x80 )
-        rStm.WriteUChar( LEN_1 | nVal );
-    else if( nVal < 0x4000 )
-    {
-        rStm.WriteUChar( LEN_2 | (nVal >> 8) );
-        rStm.WriteUChar( nVal );
-    }
-    else if( nVal < 0x20000000 )
-    {
-        // highest sal_uInt8
-        rStm.WriteUChar( LEN_4 | (nVal >> 24) );
-        // 2nd highest sal_uInt8
-        rStm.WriteUChar( nVal >> 16 );
-        rStm.WriteUInt16( nVal );
-    }
-    else
-#endif
-    {
-        rStm.WriteUChar( LEN_5 );
-        rStm.WriteUInt32( nVal );
-    }
-}
-
-/** This method writes length value of 4 Bytes to the stream and returns the
-    stream position.
-
-    Example:
-    @code
-    sal_uInt32 nObjPos = rStm.WriteDummyLen();
-    ...
-    // write data
-    ...
-    rStm.WriteLen( nObjPos );
-    @endcode
-
-    @return Position of stream behind length value
-
-    @see SvPersistStream::ReadLen
-    @see SvPersistStream::WriteLen
-*/
-sal_uInt32 SvPersistStream::WriteDummyLen()
-{
-    WriteUInt32( 0 );
-    return Tell();
-}
-
-/** Write difference between current position and nObjPos
-    as sal_uInt32 to position nObjPos-4 in the stream.
-
-    Afterwards, reset stream to old position.
-
-    Example: Difference does not contain length value
-    @code
-    sal_uInt32 nObjPos = rStm.WriteDummyLen();
-    ...
-    // write data
-    ...
-    rStm.WriteLen( nObjPos );
-    // write more data
-    @endcode
-
-    @param nObjPos Position+4, on which length is written to
-
-    @see SvPersistStream::ReadLen
-    @see SvPersistStream::WriteDummyLen
-*/
-void SvPersistStream::WriteLen( sal_uInt32 nObjPos )
-{
-    sal_uInt32 nPos = Tell();
-    sal_uInt32 nLen = nPos - nObjPos;
-    // Length in stream must be 4 Bytes
-    Seek( nObjPos - sizeof( sal_uInt32 ) );
-    // write length
-    WriteUInt32( nLen );
-    Seek( nPos );
-}
-
-/** Read a length value written to stream
-
-    @param pTestPos Position of the stream after reading length. May be NULL.
-
-    @see SvPersistStream::WriteDummyLen
-    @see SvPersistStream::WriteLen
-*/
-sal_uInt32 SvPersistStream::ReadLen( sal_uInt32 * pTestPos )
-{
-    sal_uInt32 nLen;
-    ReadUInt32( nLen );
-    if( pTestPos )
-        *pTestPos = Tell();
-    return nLen;
-}
-
-// File format backward-compatible
-#ifdef STOR_NO_OPTIMIZE
-#define P_VER       (sal_uInt8)0x00
-#else
-#define P_VER       (sal_uInt8)0x01
-#endif
-#define P_VER_MASK  (sal_uInt8)0x0F
-#define P_ID_0      (sal_uInt8)0x80
-#define P_OBJ       (sal_uInt8)0x40
-#define P_DBGUTIL   (sal_uInt8)0x20
-#define P_ID        (sal_uInt8)0x10
-#ifdef STOR_NO_OPTIMIZE
-#define P_STD   P_DBGUTIL
-#else
-#define P_STD   0
-#endif
-
-static void WriteId
-(
-    SvStream & rStm,
-    sal_uInt8 nHdr,
-    sal_uInt32 nId,
-    sal_uInt16 nClassId
-)
-{
-#ifdef STOR_NO_OPTIMIZE
-    nHdr |= P_ID;
-#endif
-    nHdr |= P_VER;
-    if( nHdr & P_ID )
-    {
-        if( (nHdr & P_OBJ) || nId != 0 )
-        { // Id set only for pointers or DBGUTIL
-            rStm.WriteUChar( nHdr );
-            SvPersistStream::WriteCompressed( rStm, nId );
-        }
-        else
-        { // NULL Pointer
-            rStm.WriteUChar( nHdr | P_ID_0 );
-            return;
-        }
-    }
-    else
-        rStm.WriteUChar( nHdr );
-
-    if( (nHdr & P_DBGUTIL) || (nHdr & P_OBJ) )
-        // Objects always have a class id
-        // Pointers only for DBG_UTIL and != NULL
-        SvPersistStream::WriteCompressed( rStm, nClassId );
-}
-
-static void ReadId
-(
-    SvStream & rStm,
-    sal_uInt8 & nHdr,
-    SvPersistStream::Index & nId,
-    sal_uInt16 & nClassId
-)
-{
-    nClassId = 0;
-    rStm.ReadUChar( nHdr );
-    if( nHdr & P_ID_0 )
-        nId = SvPersistStream::Index(0);
-    else
-    {
-        if( (nHdr & P_VER_MASK) == 0 )
-        {
-            if( (nHdr & P_DBGUTIL) || !(nHdr & P_OBJ) )
-                nId = SvPersistStream::Index(SvPersistStream::ReadCompressed( rStm ));
-            else
-                nId = SvPersistStream::Index(0);
-        }
-        else if( nHdr & P_ID )
-            nId = SvPersistStream::Index(SvPersistStream::ReadCompressed( rStm ));
-
-        if( (nHdr & P_DBGUTIL) || (nHdr & P_OBJ) )
-            nClassId = (sal_uInt16)SvPersistStream::ReadCompressed( rStm );
-    }
-}
-
-void SvPersistStream::WriteObj
-(
-    sal_uInt8 nHdr,
-    SvPersistBase * pObj
-)
-{
-#ifdef STOR_NO_OPTIMIZE
-    sal_uInt32 nObjPos = 0;
-    if( nHdr & P_DBGUTIL )
-        // remember position for length value
-        nObjPos = WriteDummyLen();
-#endif
-    pObj->Save( *this );
-#ifdef STOR_NO_OPTIMIZE
-    if( nHdr & P_DBGUTIL )
-        WriteLen( nObjPos );
-#endif
-}
-
-SvPersistStream& SvPersistStream::WritePointer
-(
-    SvPersistBase * pObj
-)
-{
-    sal_uInt8 nP = P_STD;
-
-    if( pObj )
-    {
-        Index nId = GetIndex( pObj );
-        if( nId )
-            nP |= P_ID;
-        else
-        {
-            nId = aPUIdx.Insert( pObj );
-            aPTable[ pObj ] = nId;
-            nP |= P_OBJ;
-        }
-        WriteId( *this, nP, (sal_uInt32)nId, pObj->GetClassId() );
-        if( nP & P_OBJ )
-            WriteObj( nP, pObj );
-    }
-    else
-    { // NULL Pointer
-        WriteId( *this, nP | P_ID, 0, 0 );
-    }
-    return *this;
-}
-
-void SvPersistStream::ReadObj
-(
-    SvPersistBase * &   rpObj
-)
-{
-    sal_uInt8   nHdr;
-    Index       nId(0);
-    sal_uInt16  nClassId;
-
-    rpObj = nullptr; // specification: 0 in case of error
-    ReadId( *this, nHdr, nId, nClassId );
-
-    // get version number through masking
-    if( P_VER < (nHdr & P_VER_MASK) )
-    {
-        SetError( SVSTREAM_FILEFORMAT_ERROR );
-        OSL_FAIL( "false version" );
-    }
-
-    if( !(nHdr & P_ID_0) && GetError() == ERRCODE_NONE )
-    {
-        if( P_OBJ & nHdr )
-        { // read object, nId only set for P_DBGUTIL
-            SAL_WARN_IF( (nHdr & P_DBGUTIL) && nullptr != aPUIdx.Get( nId ), "tools","object already exists");
-            SvCreateInstancePersist pFunc = rClassMgr.Get( nClassId );
-
-            sal_uInt32 nObjLen(0), nObjPos(0);
-            if( nHdr & P_DBGUTIL )
-                nObjLen = ReadLen( &nObjPos );
-            if( !pFunc )
-            {
-#ifdef DBG_UTIL
-                SAL_INFO( "tools", "no class with id: " << nClassId << " registered" );
-#else
-                (void)nObjLen;
-#endif
-                SetError( ERRCODE_IO_NOFACTORY );
-                return;
-            }
-            pFunc( &rpObj );
-            // Save reference
-            rpObj->AddFirstRef();
-
-            // insert into table
-            const Index nNewId = aPUIdx.Insert( rpObj );
-            // in order to restore state after saving
-            aPTable[ rpObj ] = nNewId;
-            SAL_WARN_IF( (nHdr & P_DBGUTIL) && (nId != nNewId), "tools","read write id conflict: not the same");
-
-            rpObj->Load( *this );
-            SAL_WARN_IF( nObjLen + nObjPos != Tell(), "tools", "false object len: read = " << (Tell() - nObjPos)
-                            << ", should = " << nObjLen);
-            rpObj->RestoreNoDelete();
-            rpObj->ReleaseRef();
-        }
-        else
-        {
-            rpObj = GetObject( nId );
-            SAL_WARN_IF(rpObj==nullptr,"tools","object does not exist");
-            SAL_WARN_IF( rpObj->GetClassId() != nClassId , "tools" , "class mismatch" );
-        }
-    }
-}
-
-SvPersistStream& SvPersistStream::ReadPointer
-(
-    SvPersistBase * & rpObj
-)
-{
-    ReadObj( rpObj );
-    return *this;
-}
-
-SvPersistStream& WriteSvPersistBase
-(
-    SvPersistStream & rStm,
-    SvPersistBase * pObj
-)
-{
-    return rStm.WritePointer( pObj );
-}
-
-SvPersistStream& operator >>
-(
-    SvPersistStream & rStm,
-    SvPersistBase * & rpObj
-)
-{
-    return rStm.ReadPointer( rpObj );
-}
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */