204 lines
4.8 KiB
C++
204 lines
4.8 KiB
C++
/*
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----
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This file is part of SECONDO.
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Copyright (C) 2004, University in Hagen, Department of Computer Science,
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Database Systems for New Applications.
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SECONDO is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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SECONDO is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with SECONDO; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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----
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//[_] [\_]
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//characters [1] verbatim: [$] [$]
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//characters [2] formula: [$] [$]
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//characters [3] capital: [\textsc{] [}]
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//characters [4] teletype: [\texttt{] [}]
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1 Implementation file "MTreeConfig.cpp"[4]
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January-May 2008, Mirko Dibbert
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*/
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#include "MTreeConfig.h"
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using namespace mtreeAlgebra;
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using namespace std;
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using namespace gtree;
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/*
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Initialize static members :
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*/
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bool MTreeConfigReg::initialized = false;
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map<string, MTreeConfig> MTreeConfigReg::configs;
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/*
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Method ~getConfig~ :
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*/
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MTreeConfig MTreeConfigReg::getConfig(const string &name)
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{
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if (!initialized)
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initialize();
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map< string, MTreeConfig >::iterator pos =
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configs.find(name);
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if (pos != configs.end())
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return pos->second;
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else
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return MTreeConfig();
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}
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/*
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Method ~isDefined~ :
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*/
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bool MTreeConfigReg::isDefined(const string &name)
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{
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if (!initialized)
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initialize();
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map< string, MTreeConfig >::iterator pos =
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configs.find(name);
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if (pos != configs.end())
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return true;
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else
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return false;
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}
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/*
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Method ~definedNames~ :
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*/
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string MTreeConfigReg::definedNames()
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{
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if(!initialized)
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initialize();
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ostringstream result;
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map<string, MTreeConfig>::iterator iter = configs.begin();
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result << "\"" << CONFIG_DEFAULT << "\" ";
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while (iter != configs.end())
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{
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if (iter->first != CONFIG_DEFAULT)
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result << "\"" << iter->first << "\" ";
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++iter;
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}
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return result.str();
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}
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/*
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Method ~initialize~ :
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*/
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void
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MTreeConfigReg::initialize()
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{
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NodeConfig defaultleafConfig(
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LEAF, leafPrio, minLeafEntries, maxLeafEntries,
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maxLeafPages, leafCacheable);
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NodeConfig defaultinternalConfig(
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INTERNAL, internalPrio, minIntEntries, maxIntEntries,
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maxIntPages, internalCacheable);
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NodeConfig leafConfig20(
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LEAF, leafPrio, minLeafEntries, 20,
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maxLeafPages, leafCacheable);
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NodeConfig internalConfig20(
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INTERNAL, internalPrio, minIntEntries, 20,
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maxIntPages, internalCacheable);
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NodeConfig leafConfig40(
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LEAF, leafPrio, minLeafEntries, 40,
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maxLeafPages, leafCacheable);
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NodeConfig internalConfig40(
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INTERNAL, internalPrio, minIntEntries, 40,
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maxIntPages, internalCacheable);
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NodeConfig leafConfig80(
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LEAF, leafPrio, minLeafEntries, 80,
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maxLeafPages, leafCacheable);
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NodeConfig internalConfig80(
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INTERNAL, internalPrio, minIntEntries, 80,
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maxIntPages, internalCacheable);
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/*
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Set default config
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*/
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configs[CONFIG_DEFAULT] = MTreeConfig();
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/*
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Add config objects with unlimited entries per node.
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*/
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configs["random_Bal"] = MTreeConfig(
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defaultleafConfig, defaultinternalConfig,
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RANDOM, BALANCED);
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configs["mRad_Bal"] = MTreeConfig(
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defaultleafConfig, defaultinternalConfig,
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m_RAD, BALANCED);
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configs["mMRad_Bal"] = MTreeConfig(
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defaultleafConfig, defaultinternalConfig,
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mM_RAD, BALANCED);
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configs["mlb_Bal"] = MTreeConfig(
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defaultleafConfig, defaultinternalConfig,
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M_LB_DIST, BALANCED);
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configs["random_HP"] = MTreeConfig(
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defaultleafConfig, defaultinternalConfig,
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RANDOM, GENERALIZED_HYPERPLANE);
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configs["mRad_HP"] = MTreeConfig(
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defaultleafConfig, defaultinternalConfig,
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m_RAD, GENERALIZED_HYPERPLANE);
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configs["mMRad_HP"] = MTreeConfig(
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defaultleafConfig, defaultinternalConfig,
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mM_RAD, GENERALIZED_HYPERPLANE);
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configs["mlb_HP"] = MTreeConfig(
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defaultleafConfig, defaultinternalConfig,
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M_LB_DIST, GENERALIZED_HYPERPLANE);
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/*
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Add config objects with limited entries per node (default splitpol)
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*/
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configs["limit20e"] = MTreeConfig(
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leafConfig20, internalConfig20,
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defaultPromoteFun, defaultPartitionFun);
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configs["limit40e"] = MTreeConfig(
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leafConfig40, internalConfig40,
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defaultPromoteFun, defaultPartitionFun);
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configs["limit80e"] = MTreeConfig(
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leafConfig80, internalConfig80,
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defaultPromoteFun, defaultPartitionFun);
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initialized = true;
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}
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