Revision a9ad709c106fcaa6c21d03edad7c83fa02a3fbf0 authored by Javier Barbero on 14 September 2022, 17:40:23 UTC, committed by GitHub on 14 September 2022, 17:40:23 UTC
1 parent 63f7300
optimizer.jl
# This file contains functions for the DEA optimizers
"""
AbstractDEAOptimizer
An abstract type representing a DEA optimizer.
"""
abstract type AbstractDEAOptimizerModel end
"""
DEAOptimizer(optimizer; time_limit, silent)
An data structure storing the configuration of a DEA optimizer.
# Optimizer specification:
- `LP`: linear programming default optimizer, GLPK.
- `NLP`: nonlinear programmin default optimizer, Ipopt.
- Any JuMP supported solver.
# Optional Arguments
- `time_limit=:60`: time limit in seconds.
- `silent=true`: suppress optimizer output.
"""
struct DEAOptimizer <: AbstractDEAOptimizerModel
optimizer
time_limit::Float64
silent::Bool
function DEAOptimizer(optimizer; time_limit = 60, silent = true)
if optimizer == :LP
optimizer = GLPK.Optimizer
elseif optimizer == :NLP
optimizer = Ipopt.Optimizer
end
new(optimizer, time_limit, silent)
end
end
"""
newdeamodel(DEAOptimizer)
Generate a new JuMP model for DEA with the specified optimizer.
This function is used internally and for packages that want to extend the functionality of this package.
"""
function newdeamodel(deaoptimizer::DEAOptimizer)::Model
deamodel = Model(deaoptimizer.optimizer)
set_time_limit_sec(deamodel, deaoptimizer.time_limit)
if deaoptimizer.silent
set_silent(deamodel)
end
return deamodel
end
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