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# validoptsol.R
# FBA and friends with R.
#
# Copyright (C) 2010-2014 Gabriel Gelius-Dietrich, Dpt. for Bioinformatics,
# Institute for Informatics, Heinrich-Heine-University, Duesseldorf, Germany.
# All right reserved.
# Email: geliudie@uni-duesseldorf.de
#
# This file is part of sybil.
#
# Sybil is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Sybil is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with sybil. If not, see <http://www.gnu.org/licenses/>.
################################################
# Function: .validoptsol
#
# Validity checking of an object of class optsol
#
# Returns TRUE if the model is valid, otherwise
# a character String containing a description of
# the error.
.validoptsol <- function(object) {
if (!is(object, "optsol")) {
return("needs an object of class optsol!")
}
# if (length(solver(object)) != 1) {
# return("solver must have a length of 1!")
# }
# # if ((length(solver(object)) != 1) || (length(method(object)) != 1)) {
# # return("solver and method must have a length of 1!")
# # }
#
# if (length(lp_dir(object)) == 0) {
#
# if (length(solver(object)) != 1) {
# return("solver must have a length of 1!")
# }
# if (length(method(object)) != 1) {
# return("method must have a length of 1!")
# }
#
# }
# else {
#
# if (length(lp_dir(object)) != 1) {
# return("lp_dir must have a length of 1!")
# }
if (length(lp_num_cols(object)) != 1) {
return("lp_num_cols must have a length of 1!")
}
if (length(lp_num_rows(object)) != 1) {
return("lp_num_rows must have a length of 1!")
}
num_of_prob <- length(lp_obj(object))
if (length(lp_obj(object)) != num_of_prob) {
return("wrong length of lp_obj!")
}
if (length(lp_ok(object)) != num_of_prob) {
return("wrong length of lp_ok!")
}
if (length(lp_stat(object)) != num_of_prob) {
return("wrong length of lp_stat!")
}
# }
return(TRUE)
}
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