119 lines
3.8 KiB
C++
119 lines
3.8 KiB
C++
// eoBitOpFactory.h
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// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
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//-----------------------------------------------------------------------------
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// eoOpFactory.h
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// (c) GeNeura Team, 1998
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/*
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; 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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Contact: todos@geneura.ugr.es, http://geneura.ugr.es
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*/
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//-----------------------------------------------------------------------------
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#ifndef _EOBITOPFACTORY_H
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#define _EOBITOPFACTORY_H
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#include <eoOpFactory.h>
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#include <eoBitOp.h>
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//-----------------------------------------------------------------------------
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/** EO Factory. An instance of the factory class to create operators that act
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on bitstring chromosomes. Only those chromosomes can instantiate the operators
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that are created here
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@see eoSelect*/
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template< class EOT>
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class eoBitOpFactory: public eoOpFactory<EOT> {
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public:
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/// @name ctors and dtors
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//{@
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/// constructor
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eoBitOpFactory( ) {};
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/// destructor
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virtual ~eoBitOpFactory() {};
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//@}
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/** Another factory method: creates an object from an istream, reading from
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it whatever is needed to create the object. Usually, the format for the istream will be\\
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objectType parameter1 parameter2 ... parametern\\
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If there are problems, an exception is raised; it should be caught at the
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upper level, because it might be something for that level\\
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At the same time, it catches exceptions thrown at a lower level, which will
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indicate that whatever is in the stream is for this method to process
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@param _is an stream from where a single line will be read
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@throw runtime_exception if the object type is not known
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*/
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virtual eoOp<EOT>* make(istream& _is) {
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eoOp<EOT> * opPtr = NULL;
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try {
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opPtr = eoOpFactory<EOT>::make( _is );
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} catch ( const string& objectTypeStr ) {
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if ( objectTypeStr == "eoBinRandom") {
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opPtr = new eoBinRandom<EOT>();
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}
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if ( objectTypeStr == "eoBinBitFlip" ) {
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opPtr = new eoBinBitFlip<EOT>( );
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}
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if ( objectTypeStr == "eoBinMutation" ) {
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float rate;
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_is >> rate;
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opPtr = new eoBinMutation<EOT>( rate );
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}
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if ( objectTypeStr == "eoBinInversion" ) {
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opPtr = new eoBinInversion<EOT>( );
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}
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if ( objectTypeStr == "eoBinNext" ) {
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opPtr = new eoBinNext<EOT>( );
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}
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if ( objectTypeStr == "eoBinPrev" ) {
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opPtr = new eoBinPrev<EOT>( );
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}
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if ( objectTypeStr == "eoBinNext" ) {
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opPtr = new eoBinNext<EOT>( );
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}
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if ( objectTypeStr == "eoBinCrossover" ) {
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opPtr = new eoBinCrossover<EOT>( );
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}
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if ( objectTypeStr == "eoBinNxOver" ) {
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unsigned nPoints;
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_is >> nPoints;
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opPtr = new eoBinNxOver<EOT>( nPoints );
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}
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if ( objectTypeStr == "eoBinGxOver" ) {
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unsigned geneSize, nPoints;
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_is >> geneSize >> nPoints;
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opPtr = new eoBinGxOver<EOT>( geneSize, nPoints );
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}
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if ( objectTypeStr == "eoBinUxOver" ) {
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float rate;
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_is >> rate;
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opPtr = new eoBinUxOver<EOT>( rate );
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}
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if ( !opPtr ) { // to be caught by the upper level
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throw objectTypeStr;
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}
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}
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return opPtr;
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};
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};
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#endif _EOBITOPFACTORY_H
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