diff options
Diffstat (limited to 'build/Bonmin/include/coin/ClpEventHandler.hpp')
| -rw-r--r-- | build/Bonmin/include/coin/ClpEventHandler.hpp | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/build/Bonmin/include/coin/ClpEventHandler.hpp b/build/Bonmin/include/coin/ClpEventHandler.hpp deleted file mode 100644 index aeed324..0000000 --- a/build/Bonmin/include/coin/ClpEventHandler.hpp +++ /dev/null @@ -1,187 +0,0 @@ -/* $Id: ClpEventHandler.hpp 2156 2015-08-07 14:51:42Z forrest $ */ -// Copyright (C) 2004, International Business Machines -// Corporation and others. All Rights Reserved. -// This code is licensed under the terms of the Eclipse Public License (EPL). - -#ifndef ClpEventHandler_H -#define ClpEventHandler_H - -#include "ClpSimplex.hpp" -/** Base class for Clp event handling - -This is just here to allow for event handling. By event I mean a Clp event -e.g. end of values pass. - -One use would be to let a user handle a system event e.g. Control-C. This could be done -by deriving a class MyEventHandler which knows about such events. If one occurs -MyEventHandler::event() could clear event status and return 3 (stopped). - -Clp would then return to user code. - -As it is called every iteration this should be fine grained enough. - -User can derive and construct from CbcModel - not pretty - -*/ - -class ClpEventHandler { - -public: - /** enums for what sort of event. - - These will also be returned in ClpModel::secondaryStatus() as int - */ - enum Event { - endOfIteration = 100, // used to set secondary status - endOfFactorization, // after gutsOfSolution etc - endOfValuesPass, - node, // for Cbc - treeStatus, // for Cbc - solution, // for Cbc - theta, // hit in parametrics - pivotRow, // used to choose pivot row - presolveStart, // ClpSolve presolve start - presolveSize, // sees if ClpSolve presolve too big or too small - presolveInfeasible, // ClpSolve presolve infeasible - presolveBeforeSolve, // ClpSolve presolve before solve - presolveAfterFirstSolve, // ClpSolve presolve after solve - presolveAfterSolve, // ClpSolve presolve after solve - presolveEnd, // ClpSolve presolve end - goodFactorization, // before gutsOfSolution - complicatedPivotIn, // in modifyCoefficients - noCandidateInPrimal, // tentative end - looksEndInPrimal, // About to declare victory (or defeat) - endInPrimal, // Victory (or defeat) - beforeStatusOfProblemInPrimal, - startOfStatusOfProblemInPrimal, - complicatedPivotOut, // in modifyCoefficients - noCandidateInDual, // tentative end - looksEndInDual, // About to declare victory (or defeat) - endInDual, // Victory (or defeat) - beforeStatusOfProblemInDual, - startOfStatusOfProblemInDual, - startOfIterationInDual, - updateDualsInDual, - endOfCreateRim, - slightlyInfeasible, - modifyMatrixInMiniPresolve, - moreMiniPresolve, - modifyMatrixInMiniPostsolve, - startOfCrossover, // in Idiot - noTheta // At end (because no pivot) - }; - /**@name Virtual method that the derived classes should provide. - The base class instance does nothing and as event() is only useful method - it would not be very useful NOT providing one! - */ - //@{ - /** This can do whatever it likes. If return code -1 then carries on - if 0 sets ClpModel::status() to 5 (stopped by event) and will return to user. - At present if <-1 carries on and if >0 acts as if 0 - this may change. - For ClpSolve 2 -> too big return status of -2 and -> too small 3 - */ - virtual int event(Event whichEvent); - /** This can do whatever it likes. Return code -1 means no action. - This passes in something - */ - virtual int eventWithInfo(Event whichEvent, void * info) ; - //@} - - - /**@name Constructors, destructor */ - - //@{ - /** Default constructor. */ - ClpEventHandler(ClpSimplex * model = NULL); - /** Destructor */ - virtual ~ClpEventHandler(); - // Copy - ClpEventHandler(const ClpEventHandler&); - // Assignment - ClpEventHandler& operator=(const ClpEventHandler&); - /// Clone - virtual ClpEventHandler * clone() const; - - //@} - - /**@name Sets/gets */ - - //@{ - /** set model. */ - void setSimplex(ClpSimplex * model); - /// Get model - inline ClpSimplex * simplex() const { - return model_; - } - //@} - - -protected: - /**@name Data members - The data members are protected to allow access for derived classes. */ - //@{ - /// Pointer to simplex - ClpSimplex * model_; - //@} -}; -/** Base class for Clp disaster handling - -This is here to allow for disaster handling. By disaster I mean that Clp -would otherwise give up - -*/ - -class ClpDisasterHandler { - -public: - /**@name Virtual methods that the derived classe should provide. - */ - //@{ - /// Into simplex - virtual void intoSimplex() = 0; - /// Checks if disaster - virtual bool check() const = 0; - /// saves information for next attempt - virtual void saveInfo() = 0; - /// Type of disaster 0 can fix, 1 abort - virtual int typeOfDisaster(); - //@} - - - /**@name Constructors, destructor */ - - //@{ - /** Default constructor. */ - ClpDisasterHandler(ClpSimplex * model = NULL); - /** Destructor */ - virtual ~ClpDisasterHandler(); - // Copy - ClpDisasterHandler(const ClpDisasterHandler&); - // Assignment - ClpDisasterHandler& operator=(const ClpDisasterHandler&); - /// Clone - virtual ClpDisasterHandler * clone() const = 0; - - //@} - - /**@name Sets/gets */ - - //@{ - /** set model. */ - void setSimplex(ClpSimplex * model); - /// Get model - inline ClpSimplex * simplex() const { - return model_; - } - //@} - - -protected: - /**@name Data members - The data members are protected to allow access for derived classes. */ - //@{ - /// Pointer to simplex - ClpSimplex * model_; - //@} -}; -#endif |