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Diffstat (limited to 'db/mork/src/morkThumb.cpp')
| -rw-r--r-- | db/mork/src/morkThumb.cpp | 523 |
1 files changed, 523 insertions, 0 deletions
diff --git a/db/mork/src/morkThumb.cpp b/db/mork/src/morkThumb.cpp new file mode 100644 index 000000000..ed88ea971 --- /dev/null +++ b/db/mork/src/morkThumb.cpp @@ -0,0 +1,523 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* 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/. */ + +#ifndef _MDB_ +#include "mdb.h" +#endif + +#ifndef _MORK_ +#include "mork.h" +#endif + +#ifndef _MORKNODE_ +#include "morkNode.h" +#endif + +#ifndef _MORKENV_ +#include "morkEnv.h" +#endif + +#ifndef _MORKTHUMB_ +#include "morkThumb.h" +#endif + +#ifndef _MORKSTORE_ +#include "morkStore.h" +#endif + +// #ifndef _MORKFILE_ +// #include "morkFile.h" +// #endif + +#ifndef _MORKWRITER_ +#include "morkWriter.h" +#endif + +#ifndef _MORKPARSER_ +#include "morkParser.h" +#endif + +#ifndef _MORKBUILDER_ +#include "morkBuilder.h" +#endif + +//3456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789 + +// ````` ````` ````` ````` ````` +// { ===== begin morkNode interface ===== + +/*public virtual*/ void +morkThumb::CloseMorkNode(morkEnv* ev) // CloseThumb() only if open +{ + if ( this->IsOpenNode() ) + { + this->MarkClosing(); + this->CloseThumb(ev); + this->MarkShut(); + } +} + +/*public virtual*/ +morkThumb::~morkThumb() // assert CloseThumb() executed earlier +{ + CloseMorkNode(mMorkEnv); + MORK_ASSERT(mThumb_Magic==0); + MORK_ASSERT(mThumb_Store==0); + MORK_ASSERT(mThumb_File==0); +} + +/*public non-poly*/ +morkThumb::morkThumb(morkEnv* ev, + const morkUsage& inUsage, nsIMdbHeap* ioHeap, + nsIMdbHeap* ioSlotHeap, mork_magic inMagic) +: morkObject(ev, inUsage, ioHeap, morkColor_kNone, (morkHandle*) 0) +, mThumb_Magic( 0 ) +, mThumb_Total( 0 ) +, mThumb_Current( 0 ) + +, mThumb_Done( morkBool_kFalse ) +, mThumb_Broken( morkBool_kFalse ) +, mThumb_Seed( 0 ) + +, mThumb_Store( 0 ) +, mThumb_File( 0 ) +, mThumb_Writer( 0 ) +, mThumb_Builder( 0 ) +, mThumb_SourcePort( 0 ) + +, mThumb_DoCollect( morkBool_kFalse ) +{ + if ( ev->Good() ) + { + if ( ioSlotHeap ) + { + mThumb_Magic = inMagic; + mNode_Derived = morkDerived_kThumb; + } + else + ev->NilPointerError(); + } +} + +NS_IMPL_ISUPPORTS_INHERITED(morkThumb, morkObject, nsIMdbThumb) + +/*public non-poly*/ void +morkThumb::CloseThumb(morkEnv* ev) // called by CloseMorkNode(); +{ + if ( this->IsNode() ) + { + mThumb_Magic = 0; + if ( mThumb_Builder && mThumb_Store ) + mThumb_Store->ForgetBuilder(ev); + morkBuilder::SlotStrongBuilder((morkBuilder*) 0, ev, &mThumb_Builder); + + morkWriter::SlotStrongWriter((morkWriter*) 0, ev, &mThumb_Writer); + nsIMdbFile_SlotStrongFile((nsIMdbFile*) 0, ev, &mThumb_File); + morkStore::SlotStrongStore((morkStore*) 0, ev, &mThumb_Store); + morkStore::SlotStrongPort((morkPort*) 0, ev, &mThumb_SourcePort); + this->MarkShut(); + } + else + this->NonNodeError(ev); +} + +// } ===== end morkNode methods ===== +// ````` ````` ````` ````` ````` + +// { ===== begin nsIMdbThumb methods ===== +NS_IMETHODIMP +morkThumb::GetProgress(nsIMdbEnv* mev, mdb_count* outTotal, + mdb_count* outCurrent, mdb_bool* outDone, mdb_bool* outBroken) +{ + nsresult outErr = NS_OK; + morkEnv* ev = morkEnv::FromMdbEnv(mev); + if ( ev ) + { + GetProgress(ev, outTotal, outCurrent, outDone, outBroken); + outErr = ev->AsErr(); + } + return outErr; +} + +NS_IMETHODIMP +morkThumb::DoMore(nsIMdbEnv* mev, mdb_count* outTotal, + mdb_count* outCurrent, mdb_bool* outDone, mdb_bool* outBroken) +{ + nsresult outErr = NS_OK; + morkEnv* ev = morkEnv::FromMdbEnv(mev); + if ( ev ) + { + DoMore(ev, outTotal, outCurrent, outDone, outBroken); + outErr = ev->AsErr(); + } + return outErr; +} + +NS_IMETHODIMP +morkThumb::CancelAndBreakThumb(nsIMdbEnv* mev) +{ + nsresult outErr = NS_OK; + morkEnv* ev = morkEnv::FromMdbEnv(mev); + if ( ev ) + { + mThumb_Done = morkBool_kTrue; + mThumb_Broken = morkBool_kTrue; + CloseMorkNode(ev); // should I close this here? + outErr = ev->AsErr(); + } + return outErr; +} +// } ===== end nsIMdbThumb methods ===== + +/*static*/ void morkThumb::NonThumbTypeError(morkEnv* ev) +{ + ev->NewError("non morkThumb"); +} + +/*static*/ void morkThumb::UnsupportedThumbMagicError(morkEnv* ev) +{ + ev->NewError("unsupported mThumb_Magic"); +} + +/*static*/ void morkThumb::NilThumbStoreError(morkEnv* ev) +{ + ev->NewError("nil mThumb_Store"); +} + +/*static*/ void morkThumb::NilThumbFileError(morkEnv* ev) +{ + ev->NewError("nil mThumb_File"); +} + +/*static*/ void morkThumb::NilThumbWriterError(morkEnv* ev) +{ + ev->NewError("nil mThumb_Writer"); +} + +/*static*/ void morkThumb::NilThumbBuilderError(morkEnv* ev) +{ + ev->NewError("nil mThumb_Builder"); +} + +/*static*/ void morkThumb::NilThumbSourcePortError(morkEnv* ev) +{ + ev->NewError("nil mThumb_SourcePort"); +} + +/*static*/ morkThumb* +morkThumb::Make_OpenFileStore(morkEnv* ev, nsIMdbHeap* ioHeap, + morkStore* ioStore) +{ + morkThumb* outThumb = 0; + if ( ioHeap && ioStore ) + { + nsIMdbFile* file = ioStore->mStore_File; + if ( file ) + { + mork_pos fileEof = 0; + file->Eof(ev->AsMdbEnv(), &fileEof); + if ( ev->Good() ) + { + outThumb = new(*ioHeap, ev) + morkThumb(ev, morkUsage::kHeap, ioHeap, ioHeap, + morkThumb_kMagic_OpenFileStore); + + if ( outThumb ) + { + morkBuilder* builder = ioStore->LazyGetBuilder(ev); + if ( builder ) + { + outThumb->mThumb_Total = (mork_count) fileEof; + morkStore::SlotStrongStore(ioStore, ev, &outThumb->mThumb_Store); + morkBuilder::SlotStrongBuilder(builder, ev, + &outThumb->mThumb_Builder); + } + } + } + } + else + ioStore->NilStoreFileError(ev); + } + else + ev->NilPointerError(); + + return outThumb; +} + + +/*static*/ morkThumb* +morkThumb::Make_LargeCommit(morkEnv* ev, + nsIMdbHeap* ioHeap, morkStore* ioStore) +{ + morkThumb* outThumb = 0; + if ( ioHeap && ioStore ) + { + nsIMdbFile* file = ioStore->mStore_File; + if ( file ) + { + outThumb = new(*ioHeap, ev) + morkThumb(ev, morkUsage::kHeap, ioHeap, ioHeap, + morkThumb_kMagic_LargeCommit); + + if ( outThumb ) + { + morkWriter* writer = new(*ioHeap, ev) + morkWriter(ev, morkUsage::kHeap, ioHeap, ioStore, file, ioHeap); + if ( writer ) + { + writer->mWriter_CommitGroupIdentity = + ++ioStore->mStore_CommitGroupIdentity; + writer->mWriter_NeedDirtyAll = morkBool_kFalse; + outThumb->mThumb_DoCollect = morkBool_kFalse; + morkStore::SlotStrongStore(ioStore, ev, &outThumb->mThumb_Store); + + nsIMdbFile_SlotStrongFile(file, ev, &outThumb->mThumb_File); + + outThumb->mThumb_Writer = writer; // pass writer ownership to thumb + } + } + } + else + ioStore->NilStoreFileError(ev); + } + else + ev->NilPointerError(); + + return outThumb; +} + +/*static*/ morkThumb* +morkThumb::Make_CompressCommit(morkEnv* ev, + nsIMdbHeap* ioHeap, morkStore* ioStore, mork_bool inDoCollect) +{ + morkThumb* outThumb = 0; + if ( ioHeap && ioStore ) + { + nsIMdbFile* file = ioStore->mStore_File; + if ( file ) + { + outThumb = new(*ioHeap, ev) + morkThumb(ev, morkUsage::kHeap, ioHeap, ioHeap, + morkThumb_kMagic_CompressCommit); + + if ( outThumb ) + { + morkWriter* writer = new(*ioHeap, ev) + morkWriter(ev, morkUsage::kHeap, ioHeap, ioStore, file, ioHeap); + if ( writer ) + { + writer->mWriter_NeedDirtyAll = morkBool_kTrue; + outThumb->mThumb_DoCollect = inDoCollect; + morkStore::SlotStrongStore(ioStore, ev, &outThumb->mThumb_Store); + nsIMdbFile_SlotStrongFile(file, ev, &outThumb->mThumb_File); + outThumb->mThumb_Writer = writer; // pass writer ownership to thumb + + // cope with fact that parsed transaction groups are going away: + ioStore->mStore_FirstCommitGroupPos = 0; + ioStore->mStore_SecondCommitGroupPos = 0; + } + } + } + else + ioStore->NilStoreFileError(ev); + } + else + ev->NilPointerError(); + + return outThumb; +} + +// { ===== begin non-poly methods imitating nsIMdbThumb ===== +void morkThumb::GetProgress(morkEnv* ev, mdb_count* outTotal, + mdb_count* outCurrent, mdb_bool* outDone, mdb_bool* outBroken) +{ + MORK_USED_1(ev); + if ( outTotal ) + *outTotal = mThumb_Total; + if ( outCurrent ) + *outCurrent = mThumb_Current; + if ( outDone ) + *outDone = mThumb_Done; + if ( outBroken ) + *outBroken = mThumb_Broken; +} + +void morkThumb::DoMore(morkEnv* ev, mdb_count* outTotal, + mdb_count* outCurrent, mdb_bool* outDone, mdb_bool* outBroken) +{ + if ( !mThumb_Done && !mThumb_Broken ) + { + switch ( mThumb_Magic ) + { + case morkThumb_kMagic_OpenFilePort: // 1 /* factory method */ + this->DoMore_OpenFilePort(ev); break; + + case morkThumb_kMagic_OpenFileStore: // 2 /* factory method */ + this->DoMore_OpenFileStore(ev); break; + + case morkThumb_kMagic_ExportToFormat: // 3 /* port method */ + this->DoMore_ExportToFormat(ev); break; + + case morkThumb_kMagic_ImportContent: // 4 /* store method */ + this->DoMore_ImportContent(ev); break; + + case morkThumb_kMagic_LargeCommit: // 5 /* store method */ + this->DoMore_LargeCommit(ev); break; + + case morkThumb_kMagic_SessionCommit: // 6 /* store method */ + this->DoMore_SessionCommit(ev); break; + + case morkThumb_kMagic_CompressCommit: // 7 /* store method */ + this->DoMore_CompressCommit(ev); break; + + case morkThumb_kMagic_SearchManyColumns: // 8 /* table method */ + this->DoMore_SearchManyColumns(ev); break; + + case morkThumb_kMagic_NewSortColumn: // 9 /* table metho) */ + this->DoMore_NewSortColumn(ev); break; + + case morkThumb_kMagic_NewSortColumnWithCompare: // 10 /* table method */ + this->DoMore_NewSortColumnWithCompare(ev); break; + + case morkThumb_kMagic_CloneSortColumn: // 11 /* table method */ + this->DoMore_CloneSortColumn(ev); break; + + case morkThumb_kMagic_AddIndex: // 12 /* table method */ + this->DoMore_AddIndex(ev); break; + + case morkThumb_kMagic_CutIndex: // 13 /* table method */ + this->DoMore_CutIndex(ev); break; + + default: + this->UnsupportedThumbMagicError(ev); + break; + } + } + if ( outTotal ) + *outTotal = mThumb_Total; + if ( outCurrent ) + *outCurrent = mThumb_Current; + if ( outDone ) + *outDone = mThumb_Done; + if ( outBroken ) + *outBroken = mThumb_Broken; +} + +void morkThumb::CancelAndBreakThumb(morkEnv* ev) +{ + MORK_USED_1(ev); + mThumb_Broken = morkBool_kTrue; +} + +// } ===== end non-poly methods imitating nsIMdbThumb ===== + +morkStore* +morkThumb::ThumbToOpenStore(morkEnv* ev) +// for orkinFactory::ThumbToOpenStore() after OpenFileStore() +{ + MORK_USED_1(ev); + return mThumb_Store; +} + +void morkThumb::DoMore_OpenFilePort(morkEnv* ev) +{ + this->UnsupportedThumbMagicError(ev); +} + +void morkThumb::DoMore_OpenFileStore(morkEnv* ev) +{ + morkBuilder* builder = mThumb_Builder; + if ( builder ) + { + mork_pos pos = 0; + builder->ParseMore(ev, &pos, &mThumb_Done, &mThumb_Broken); + // mThumb_Total = builder->mBuilder_TotalCount; + // mThumb_Current = builder->mBuilder_DoneCount; + mThumb_Current = (mork_count) pos; + } + else + { + this->NilThumbBuilderError(ev); + mThumb_Broken = morkBool_kTrue; + mThumb_Done = morkBool_kTrue; + } +} + +void morkThumb::DoMore_ExportToFormat(morkEnv* ev) +{ + this->UnsupportedThumbMagicError(ev); +} + +void morkThumb::DoMore_ImportContent(morkEnv* ev) +{ + this->UnsupportedThumbMagicError(ev); +} + +void morkThumb::DoMore_LargeCommit(morkEnv* ev) +{ + this->DoMore_Commit(ev); +} + +void morkThumb::DoMore_SessionCommit(morkEnv* ev) +{ + this->DoMore_Commit(ev); +} + +void morkThumb::DoMore_Commit(morkEnv* ev) +{ + morkWriter* writer = mThumb_Writer; + if ( writer ) + { + writer->WriteMore(ev); + mThumb_Total = writer->mWriter_TotalCount; + mThumb_Current = writer->mWriter_DoneCount; + mThumb_Done = ( ev->Bad() || writer->IsWritingDone() ); + mThumb_Broken = ev->Bad(); + } + else + { + this->NilThumbWriterError(ev); + mThumb_Broken = morkBool_kTrue; + mThumb_Done = morkBool_kTrue; + } +} + +void morkThumb::DoMore_CompressCommit(morkEnv* ev) +{ + this->DoMore_Commit(ev); +} + +void morkThumb::DoMore_SearchManyColumns(morkEnv* ev) +{ + this->UnsupportedThumbMagicError(ev); +} + +void morkThumb::DoMore_NewSortColumn(morkEnv* ev) +{ + this->UnsupportedThumbMagicError(ev); +} + +void morkThumb::DoMore_NewSortColumnWithCompare(morkEnv* ev) +{ + this->UnsupportedThumbMagicError(ev); +} + +void morkThumb::DoMore_CloneSortColumn(morkEnv* ev) +{ + this->UnsupportedThumbMagicError(ev); +} + +void morkThumb::DoMore_AddIndex(morkEnv* ev) +{ + this->UnsupportedThumbMagicError(ev); +} + +void morkThumb::DoMore_CutIndex(morkEnv* ev) +{ + this->UnsupportedThumbMagicError(ev); +} + + +//3456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789 |