OSnl2osil Class Reference

The OSnl2osil Class. More...

#include <OSnl2osil.h>

List of all members.

Public Member Functions
	OSnl2osil (std::string nlfilename)
	the OSnl2osil class constructor
	~OSnl2osil ()
	the OSnl2osil class destructor
bool	createOSInstance ()
	create an OSInstance from the AMPL nl instance representation
OSnLNode *	walkTree (expr *e)
	parse an nl tree structure holding a nonlinear expression
Public Attributes
OSInstance *	osinstance
	osinstance is a pointer to the OSInstance object that gets created from the instance represented in MPS format
Private Attributes
ograd *	og
	og is a pointer to the AMPL data structure holding the objective function coefficients
ASL *	asl
	asl is a pointer to basic AMPL data structure
FILE *	nl
	nl is a pointer to the file with the nl instance
char *	stub
	stub is the name of the file with the nl instance

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Detailed Description

The OSnl2osil Class.

Author:

Robert Fourer, Jun Ma, Kipp Martin

Version:

1.0, 03/14/2004

Since:

OS 1.0

Remarks:

the OSnl2osil class is used for reading an instance in AMPL nl format and creating an OSInstance object in OSiL format

Definition at line 40 of file OSnl2osil.h.

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Constructor & Destructor Documentation

OSnl2osil::OSnl2osil

(

std::string

nlfilename

)

the OSnl2osil class constructor

Definition at line 78 of file OSnl2osil.cpp.

References asl, nl, R_OPS, r_ops_int, and stub.

OSnl2osil::~OSnl2osil

(

)

the OSnl2osil class destructor

Definition at line 113 of file OSnl2osil.cpp.

References asl, DoubleVector::bDeleteArrays, IntVector::bDeleteArrays, OSInstance::instanceData, InstanceData::linearConstraintCoefficients, osinstance, LinearConstraintCoefficients::rowIdx, LinearConstraintCoefficients::start, and LinearConstraintCoefficients::value.

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Member Function Documentation

bool OSnl2osil::createOSInstance

(

)

create an OSInstance from the AMPL nl instance representation

Returns:

whether the instance is created successfully.

Definition at line 375 of file OSnl2osil.cpp.

References OSInstance::addConstraint(), OSInstance::addObjective(), OSInstance::addVariable(), CON_DE, Nl::idx, SparseVector::indexes, OSInstance::instanceData, OSExpressionTree::m_treeRoot, NonlinearExpressions::nl, InstanceData::nonlinearExpressions, NonlinearExpressions::numberOfNonlinearExpressions, OBJ_DE, og, OSDBL_MAX, Nl::osExpressionTree, osinstance, OSNAN, OSInstance::setConstraintNumber(), OSInstance::setInstanceDescription(), OSInstance::setLinearConstraintCoefficients(), OSInstance::setObjectiveNumber(), OSInstance::setVariableNumber(), SparseVector::values, and walkTree().

Referenced by getOSiLFromNl(), main(), and solve().

OSnLNode * OSnl2osil::walkTree

(

expr *

e

)

parse an nl tree structure holding a nonlinear expression

Returns:

the AMPL nonlinear structure as an OSnLNode.

Definition at line 125 of file OSnl2osil.cpp.

References asl, OSnLNodeVariable::coef, OSInstance::getVariableNumber(), OSnLNodeVariable::idx, Intcast, OSnLNode::inumberOfChildren, OSnLNode::m_mChildren, osinstance, OSnLNodeNumber::value, and VAR_E.

Referenced by createOSInstance().

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Member Data Documentation

OSInstance* OSnl2osil::osinstance

osinstance is a pointer to the OSInstance object that gets created from the instance represented in MPS format

Definition at line 66 of file OSnl2osil.h.

Referenced by createOSInstance(), getOSiLFromNl(), main(), solve(), walkTree(), and ~OSnl2osil().

ograd* OSnl2osil::og [private]

og is a pointer to the AMPL data structure holding the objective function coefficients

Definition at line 72 of file OSnl2osil.h.

Referenced by createOSInstance().

ASL* OSnl2osil::asl [private]

asl is a pointer to basic AMPL data structure

Definition at line 76 of file OSnl2osil.h.

Referenced by OSnl2osil(), walkTree(), and ~OSnl2osil().

FILE* OSnl2osil::nl [private]

nl is a pointer to the file with the nl instance

Definition at line 80 of file OSnl2osil.h.

Referenced by OSnl2osil().

char* OSnl2osil::stub [private]

stub is the name of the file with the nl instance

Definition at line 84 of file OSnl2osil.h.

Referenced by OSnl2osil().

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The documentation for this class was generated from the following files:

• /Users/kmartin/Documents/files/code/cpp/OScpp/COIN-OS/OS/src/OSModelInterfaces/OSnl2osil.h
• /Users/kmartin/Documents/files/code/cpp/OScpp/COIN-OS/OS/src/OSModelInterfaces/OSnl2osil.cpp

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