bool NameSpace::MetadataTrieTree::Node::insert(Metadata* metadata, int offset) { assert(0 == ((size_t)metadata & 1)); if(isNull()) { setMetadata(metadata); return true; } else if(isMetadata()) { Metadata* currentMetadata = getMetadata(); Node* children = paf_new Node[num_metadata_name_char]; assert(0 == ((size_t)children & 1)); setChildren(children); size_t currentIndex = GetIndex(currentMetadata->m_name[offset]); children[currentIndex].setMetadata(currentMetadata); size_t index = GetIndex(metadata->m_name[offset]); if(0 == currentIndex && 0 == index) { return false; } else { return children[index].insert(metadata, offset + 1); } } else { Node* children = getChildren(); size_t index = GetIndex(metadata->m_name[offset]); return children[index].insert(metadata, offset + 1); } }
Metadata* NameSpace::MetadataTrieTree::Node::find(const char* name, int offset) { if(isNull()) { return 0; } else if(isMetadata()) { Metadata* metadata = getMetadata(); if(0 == strcmp(metadata->m_name + offset, name + offset)) { assert(0 == strcmp(metadata->m_name, name)); return metadata; } else { return 0; } } else { size_t index = GetIndex(name[offset]); Node* children = getChildren(); if(0 == index) { if(!children[index].isNull()) { assert(children[index].isMetadata()); Metadata* metadata = children[index].getMetadata(); assert(0 == strcmp(metadata->m_name, name)); return metadata; } else { return 0; } } else { return children[index].find(name, offset + 1); } } }
BEGIN_PAFCORE NameSpace::MetadataTrieTree::Node::~Node() { if (!isNull()) { if (isMetadata()) { Metadata* metadata = getMetadata(); if (name_space == metadata->get__category_()) { NameSpace* nameSpace = static_cast<NameSpace*>(metadata); delete nameSpace; } } else { Node* node = getChildren(); delete[] node; } } }
void CJHTreeNode::unpack(const void *node, bool needCopy) { memcpy(&hdr, node, sizeof(hdr)); SwapBigEndian(hdr); __int64 maxsib = keyHdr->getHdrStruct()->phyrec; if (!hdr.isValid(keyHdr->getNodeSize())) { PROGLOG("hdr.leafFlag=%d",(int)hdr.leafFlag); PROGLOG("hdr.rightSib=%" I64F "d",hdr.rightSib); PROGLOG("hdr.leftSib=%" I64F "d",hdr.leftSib); PROGLOG("maxsib=%" I64F "d",maxsib); PROGLOG("nodeSize=%d", keyHdr->getNodeSize()); PROGLOG("keyBytes=%d",(int)hdr.keyBytes); PrintStackReport(); throw MakeStringException(0, "Htree: Corrupt key node detected"); } if (!hdr.leafFlag) keyLen = keyHdr->getNodeKeyLength(); keyRecLen = keyLen + sizeof(offset_t); char *keys = ((char *) node) + sizeof(hdr); if (hdr.crc32) { unsigned crc = crc32(keys, hdr.keyBytes, 0); if (hdr.crc32 != crc) throw MakeStringException(0, "CRC error on key node"); } if (hdr.leafFlag==1) { firstSequence = *(unsigned __int64 *) keys; keys += sizeof(unsigned __int64); _WINREV(firstSequence); } if(isMetadata()) { unsigned short len = *reinterpret_cast<unsigned short *>(keys); _WINREV(len); expandedSize = len; keyBuf = (char *) allocMem(len); memcpy(keyBuf, keys+sizeof(unsigned short), len); } else if (isLeaf() && (keyType & HTREE_COMPRESSED_KEY)) { { MTIME_SECTION(queryActiveTimer(), "Compressed node expand"); expandedSize = keyHdr->getNodeSize(); bool quick = (keyType&HTREE_QUICK_COMPRESSED_KEY)==HTREE_QUICK_COMPRESSED_KEY; #ifndef _OLD_VERSION keyBuf = NULL; if (quick) rowexp.setown(expandQuickKeys(keys, needCopy)); if (!quick||!rowexp.get()) #endif { keyBuf = expandKeys(keys,keyLen,expandedSize,quick); } } assertex(keyBuf||rowexp.get()); } else { int i; if (keyType & COL_PREFIX) { MTIME_SECTION(queryActiveTimer(), "COL_PREFIX expand"); if (hdr.numKeys) { bool handleVariable = isVariable && isLeaf(); KEYRECSIZE_T workRecLen; MemoryBuffer keyBufMb; const char *source = keys; char *target; // do first row if (handleVariable) { memcpy(&workRecLen, source, sizeof(workRecLen)); _WINREV(workRecLen); size32_t tmpSz = sizeof(workRecLen) + sizeof(offset_t); target = (char *)keyBufMb.reserve(tmpSz+workRecLen); memcpy(target, source, tmpSz); source += tmpSz; target += tmpSz; } else { target = (char *)keyBufMb.reserveTruncate(hdr.numKeys * keyRecLen); workRecLen = keyRecLen - sizeof(offset_t); memcpy(target, source, sizeof(offset_t)); source += sizeof(offset_t); target += sizeof(offset_t); } // this is where next row gets data from const char *prev, *next = NULL; unsigned prevOffset = 0; if (handleVariable) prevOffset = target-((char *)keyBufMb.bufferBase()); else next = target; unsigned char pack1 = *source++; #ifdef _DEBUG assertex(0==pack1); // 1st time will be always be 0 #endif KEYRECSIZE_T left = workRecLen; while (left--) { *target = *source; source++; target++; } // do subsequent rows for (i = 1; i < hdr.numKeys; i++) { if (handleVariable) { memcpy(&workRecLen, source, sizeof(workRecLen)); _WINREV(workRecLen); target = (char *)keyBufMb.reserve(sizeof(workRecLen)+sizeof(offset_t)+workRecLen); size32_t tmpSz = sizeof(workRecLen)+sizeof(offset_t); memcpy(target, source, tmpSz); target += tmpSz; source += tmpSz; } else { memcpy(target, source, sizeof(offset_t)); source += sizeof(offset_t); target += sizeof(offset_t); } pack1 = *source++; #ifdef _DEBUG assertex(pack1<=workRecLen); #endif if (handleVariable) { prev = ((char *)keyBufMb.bufferBase())+prevOffset; // for next prevOffset = target-((char *)keyBufMb.bufferBase()); } else { prev = next; next = target; } left = workRecLen - pack1; while (pack1--) { *target = *prev; prev++; target++; } while (left--) { *target = *source; source++; target++; } } expandedSize = keyBufMb.length(); keyBuf = (char *)keyBufMb.detach(); assertex(keyBuf); } else { keyBuf = NULL; expandedSize = 0; } } else { MTIME_SECTION(queryActiveTimer(), "NO compression copy"); expandedSize = hdr.keyBytes + sizeof( __int64 ); // MORE - why is the +sizeof() there? keyBuf = (char *) allocMem(expandedSize); memcpy(keyBuf, keys, hdr.keyBytes + sizeof( __int64 )); } } }