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OMJulia.jl
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OMJulia.jl
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#=
This file is part of OpenModelica.
Copyright (c) 1998-CurrentYear, Open Source Modelica Consortium (OSMC),
c/o Linköpings universitet, Department of Computer and Information Science,
SE-58183 Linköping, Sweden.
All rights reserved.
THIS PROGRAM IS PROVIDED UNDER THE TERMS OF THE BSD NEW LICENSE OR THE
GPL VERSION 3 LICENSE OR THE OSMC PUBLIC LICENSE (OSMC-PL) VERSION 1.2.
ANY USE, REPRODUCTION OR DISTRIBUTION OF THIS PROGRAM CONSTITUTES
RECIPIENT'S ACCEPTANCE OF THE OSMC PUBLIC LICENSE OR THE GPL VERSION 3,
ACCORDING TO RECIPIENTS CHOICE.
The OpenModelica software and the OSMC (Open Source Modelica Consortium)
Public License (OSMC-PL) are obtained from OSMC, either from the above
address, from the URLs: http://www.openmodelica.org or
http://www.ida.liu.se/projects/OpenModelica, and in the OpenModelica
distribution. GNU version 3 is obtained from:
http://www.gnu.org/copyleft/gpl.html. The New BSD License is obtained from:
http://www.opensource.org/licenses/BSD-3-Clause.
This program is distributed WITHOUT ANY WARRANTY; without even the implied
warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, EXCEPT AS
EXPRESSLY SET FORTH IN THE BY RECIPIENT SELECTED SUBSIDIARY LICENSE
CONDITIONS OF OSMC-PL.
=#
module OMJulia
global IS_FILE_OMJULIA = false
using ZMQ
using DataStructures
using LightXML
using DataFrames
if (VERSION >= v"1.0")
using Random
end
export sendExpression,ModelicaSystem,
## getMethods
getParameters,getQuantities,showQuantities,getInputs,getOutputs,getSimulationOptions,getSolutions,getContinuous,getWorkDirectory,
## setMethods
setInputs,setParameters,setSimulationOptions,
## simulation
simulate,buildModel,
## Linearizion
linearize,getLinearInputs,getLinearOutputs,getLinearStates,getLinearizationOptions,setLinearizationOptions,
## sensitivity analysis
sensitivity
include("parser.jl")
"""
Module constructor which constructs the OMCSession according
to different platform
"""
mutable struct OMCSession
simulationFlag
inputFlag
simulateOptions
overridevariables
simoptoverride
tempdir
currentdir
resultfile
filepath
modelname
xmlfile
csvfile
quantitieslist
parameterlist
inputlist
outputlist
continuouslist
linearOptions
linearfile
linearFlag
linearmodelname
linearinputs
linearoutputs
linearstates
linearquantitylist
context
socket
omcprocess
function OMCSession(omc=nothing)
this = new()
this.overridevariables = Dict()
this.simoptoverride = Dict()
this.quantitieslist = Any[]
this.parameterlist = Dict()
this.simulateOptions = Dict()
this.inputlist = Dict()
this.outputlist = Dict()
this.continuouslist = Dict()
this.currentdir = pwd()
this.filepath = ""
this.modelname = ""
this.resultfile = ""
this.simulationFlag = false
this.inputFlag = false
this.csvfile = ""
this.tempdir = ""
this.linearfile = ""
this.linearFlag = false
this.linearmodelname = ""
this.linearOptions = Dict("startTime" => "0.0", "stopTime" => "1.0", "numberOfIntervals" => "500", "stepSize" => "0.002", "tolerance" => "1e-6")
args2 = "--interactive=zmq"
args3 = "+z=julia."
if (VERSION >= v"1.0")
args4 = Random.randstring(10)
else
args4 = randstring(10)
end
if (Base.Sys.iswindows())
# @assert omc == nothing "A Custom omc path for windows is not supported"
if (omc != nothing)
ompath = replace(omc, r"[/\\]+" => "/")
dirpath = dirname(dirname(omc))
## create a omc process with OPENMODELICAHOME set to custom directory
@info("Setting environment variable OPENMODELICAHOME=\"$ompath\" for this session.")
withenv("OPENMODELICAHOME" => dirpath) do
this.omcprocess = open(pipeline(`$omc $args2 $args3$args4`))
end
else
omhome = ""
try
omhome = ENV["OPENMODELICAHOME"]
catch Exception
println(Exception, "is not set, Please set the environment Variable")
return
end
ompath = replace(joinpath(omhome, "bin", "omc.exe"), r"[/\\]+" => "/")
# ompath=joinpath(omhome,"bin")
## create a omc process with default OPENMODELICAHOME set in environment variable
withenv("OPENMODELICAHOME" => omhome) do
this.omcprocess = open(pipeline(`$ompath $args2 $args3$args4`))
end
end
portfile = join(["openmodelica.port.julia.",args4])
else
if (Base.Sys.isapple())
# add omc to path if not exist
ENV["PATH"] = ENV["PATH"] * "/opt/openmodelica/bin"
if (omc != nothing)
this.omcprocess = open(pipeline(`$omc $args2 $args3$args4`))
else
this.omcprocess = open(pipeline(`omc $args2 $args3$args4`))
end
else
if (omc != nothing)
this.omcprocess = open(pipeline(`$omc $args2 $args3$args4`))
else
this.omcprocess = open(pipeline(`omc $args2 $args3$args4`))
end
end
portfile = join(["openmodelica.",ENV["USER"],".port.julia.",args4])
end
# sleep(5)
fullpath = joinpath(tempdir(), portfile)
@info("Path to zmq file=\"$fullpath\"")
## Try to find better approach if possible, as sleep does not work properly across different platform
filedata = ""
while true
# Necessary or Julia might optimize away checking isfile every iteration
global IS_FILE_OMJULIA = isfile(fullpath)
if (IS_FILE_OMJULIA)
filedata = read(fullpath, String)
break
end
end
this.context = ZMQ.Context()
this.socket = ZMQ.Socket(this.context, REQ)
ZMQ.connect(this.socket, filedata)
return this
end
end
function sendExpression(omc, expr; parsed=true)
if (process_running(omc.omcprocess))
ZMQ.send(omc.socket, expr)
message = ZMQ.recv(omc.socket)
if parsed
return Parser.parseOM(unsafe_string(message))
else
return unsafe_string(message)
end
else
return "Process Exited, No connection with OMC. Create a new instance of OMCSession"
end
end
"""
Main function Which constructs the datas and parameters needed for simulation
linearization of a model, The function accepts five aguments. The fourth argument
is library is optional and fifth argument setCommandLineOptions which is a keyword argument is also optional, An example usage is given below
ModelicaSystem(obj,"BouncingBall.mo","BouncingBall",["Modelica", "SystemDynamics"],commandLineOptions="-d=newInst")
"""
function ModelicaSystem(omc, filename, modelname, library=nothing; commandLineOptions=nothing)
## check for commandLineOptions
if (commandLineOptions != nothing)
exp = join(["setCommandLineOptions(","","\"",commandLineOptions,"\"" ,")"])
cmdexp = sendExpression(omc, exp)
if (!cmdexp)
return println(sendExpression(omc, "getErrorString()"))
end
end
omc.filepath = filename
omc.modelname = modelname
filepath = replace(abspath(filename), r"[/\\]+" => "/")
if (isfile(filepath))
loadmsg = sendExpression(omc, "loadFile(\"" * filepath * "\")")
if (!loadmsg)
return println(sendExpression(omc, "getErrorString()"))
end
else
return println(filename, "! NotFound")
end
omc.tempdir = replace(joinpath(pwd(), join(["zz_",Random.randstring(5),".tmp"])), r"[/\\]+" => "/")
mkdir(omc.tempdir)
omc.tempdir = replace(mktempdir(), r"[/\\]+" => "/")
if (!isdir(omc.tempdir))
return println(omc.tempdir, " cannot be created")
end
sendExpression(omc, "cd(\"" * omc.tempdir * "\")")
# load Libraries provided by users
if (library != nothing)
if (isa(library, String))
loadLibraryHelper(omc, library)
# allow users to provide library version eg.(Modelica, "3.2.3")
elseif (isa(library, Tuple{String, String}))
if (!isempty(library[2]))
loadLibraryHelper(omc, library[1], library[2])
else
loadLibraryHelper(omc, library[1])
end
elseif (isa(library, Array))
for i in library
# allow users to provide library version eg.(Modelica, "3.2.3")
if isa(i, Tuple{String, String})
if (!isempty(i[2]))
loadLibraryHelper(omc, i[1], i[2])
else
loadLibraryHelper(omc, i[1])
end
elseif isa(i, String)
loadLibraryHelper(omc, i)
else
println("| info | loadLibrary() failed, Unknown type detected: ", i , " is of type ", typeof(i), ", The following types are supported\n1)Strings\n2)Tuple{String, String}\n3)Array{Strings}\n4)Array{Tuple{String, String}}" )
end
end
else
println("| info | loadLibrary() failed, Unknown type detected: ", i , " is of type ", typeof(i), ", The following types are supported\n1)Strings\n2)Tuple{String, String}\n3)Array{Strings}\n4)Array{Tuple{String, String}}" )
end
end
buildModel(omc)
end
function loadLibraryHelper(omc, libname, version=nothing)
if (isfile(libname))
libfile = replace(abspath(libname), r"[/\\]+" => "/")
libfilemsg = sendExpression(omc, "loadFile(\"" * libfile * "\")")
if (!libfilemsg)
return println(sendExpression(omc, "getErrorString()"))
end
else
if version == nothing
libname = join(["loadModel(", libname, ")"])
else
libname = join(["loadModel(", libname, ", ", "{", "\"", version, "\"", "}", ")"])
end
#println(libname)
result = sendExpression(omc, libname)
if (!result)
return println(sendExpression(omc, "getErrorString()"))
end
end
end
"""
Standard buildModel API which builds the modelica model
"""
function buildModel(omc)
buildmodelexpr = join(["buildModel(",omc.modelname,")"])
buildModelmsg = sendExpression(omc, buildmodelexpr)
# parsebuilexp=Base.Meta.parse(buildModelmsg)
if (!isempty(buildModelmsg[2]))
omc.xmlfile = replace(joinpath(omc.tempdir, buildModelmsg[2]), r"[/\\]+" => "/")
xmlparse(omc)
else
return println(sendExpression(omc, "getErrorString()"))
end
end
"""
This function parses the XML file generated from the buildModel()
and stores the model variable into different categories namely parameter
inputs, outputs, continuous etc..
"""
function xmlparse(omc)
if (isfile(omc.xmlfile))
xdoc = parse_file(omc.xmlfile)
# get the root element
xroot = root(xdoc) # an instance of XMLElement
for c in child_nodes(xroot) # c is an instance of XMLNode
if is_elementnode(c)
e = XMLElement(c) # this makes an XMLElement instance
if (name(e) == "DefaultExperiment")
omc.simulateOptions["startTime"] = attribute(e, "startTime")
omc.simulateOptions["stopTime"] = attribute(e, "stopTime")
omc.simulateOptions["stepSize"] = attribute(e, "stepSize")
omc.simulateOptions["tolerance"] = attribute(e, "tolerance")
omc.simulateOptions["solver"] = attribute(e, "solver")
end
if (name(e) == "ModelVariables")
for r in child_elements(e)
scalar = Dict()
scalar["name"] = attribute(r, "name")
scalar["changeable"] = attribute(r, "isValueChangeable")
scalar["description"] = attribute(r, "description")
scalar["variability"] = attribute(r, "variability")
scalar["causality"] = attribute(r, "causality")
scalar["alias"] = attribute(r, "alias")
scalar["aliasvariable"] = attribute(r, "aliasVariable")
subchild = child_elements(r)
for s in subchild
value = attribute(s, "start")
if (value != nothing)
scalar["value"] = value
else
scalar["value"] = "None"
end
end
if (omc.linearFlag == false)
if (scalar["variability"] == "parameter")
if haskey(omc.overridevariables, scalar["name"])
omc.parameterlist[scalar["name"]] = omc.overridevariables[scalar["name"]]
else
omc.parameterlist[scalar["name"]] = scalar["value"]
end
end
if (scalar["variability"] == "continuous")
omc.continuouslist[scalar["name"]] = scalar["value"]
end
if (scalar["causality"] == "input")
omc.inputlist[scalar["name"]] = scalar["value"]
end
if (scalar["causality"] == "output")
omc.outputlist[scalar["name"]] = scalar["value"]
end
end
if (omc.linearFlag == true)
if (scalar["alias"] == "alias")
name = scalar["name"]
if (name[2] == 'x')
# println(name[3:end-1])
push!(omc.linearstates, name[4:end - 1])
end
if (name[2] == 'u')
push!(omc.linearinputs, name[4:end - 1])
end
if (name[2] == 'y')
push!(omc.linearoutputs, name[4:end - 1])
end
end
end
if (omc.linearFlag == true)
push!(omc.linearquantitylist, scalar)
else
push!(omc.quantitieslist, scalar)
end
end
end
end
end
# return quantities
else
println("file not generated")
return
end
end
"""
standard getXXX() API
function which return list of all variables parsed from xml file
"""
function getQuantities(omc, name=nothing)
if (name == nothing)
return omc.quantitieslist
elseif (isa(name, String))
return [x for x in omc.quantitieslist if x["name"] == name]
elseif (isa(name, Array))
return [x for y in name for x in omc.quantitieslist if x["name"] == y]
end
end
function getQuantitiesHelper(omc, name=nothing; verbose=true)
for x in omc.quantitieslist
if (x["name"] == name)
return x
end
end
if verbose
println("| info | getQuantities() failed: ", "\"", name, "\"", " does not exist")
end
return []
end
"""
standard getXXX() API
function same as getQuantities(), but returns all the variables as table
"""
function showQuantities(omc, name=nothing)
q = getQuantities(omc, name);
# assuming that the keys of the first dictionary is representative for them all
sym = map(Symbol, collect(keys(q[1])))
arr = []
for d in q
push!(arr, Dict(zip(sym, values(d))))
end
return df_from_dicts(arr)
end
## helper function to return getQuantities as table
function df_from_dicts(arr::AbstractArray; missing_value="missing")
cols = Set{Symbol}()
for di in arr union!(cols, keys(di)) end
df = DataFrame()
for col = cols
# df[col] = [get(di, col, missing_value) for di=arr]
df[!,col] = [get(di, col, missing_value) for di = arr]
end
return df
end
"""
standard getXXX() API
function which returns the parameter variables parsed from xmlfile
"""
function getParameters(omc, name=nothing)
if (name == nothing)
return omc.parameterlist
elseif (isa(name, String))
return get(omc.parameterlist, name, 0)
elseif (isa(name, Array))
return [get(omc.parameterlist, x, 0) for x in name]
end
end
"""
standard getXXX() API
function which returns the SimulationOption variables parsed from xmlfile
"""
function getSimulationOptions(omc, name=nothing)
if (name == nothing)
return omc.simulateOptions
elseif (isa(name, String))
return get(omc.simulateOptions, name, 0)
elseif (isa(name, Array))
return [get(omc.simulateOptions, x, 0) for x in name]
end
end
"""
standard getXXX() API
function which returns the continuous variables parsed from xmlfile
"""
function getContinuous(omc, name=nothing)
if (omc.simulationFlag == false)
if (name == nothing)
return omc.continuouslist
elseif (isa(name, String))
return get(omc.continuouslist, name, 0)
elseif (isa(name, Array))
return [get(omc.continuouslist, x, 0) for x in name]
end
end
if (omc.simulationFlag == true)
if (name == nothing)
for name in keys(omc.continuouslist)
## failing for variables with $ sign
## println(name)
try
value = getSolutions(omc, name)
value1 = value[1]
omc.continuouslist[name] = value1[end]
catch Exception
println(Exception)
end
end
return omc.continuouslist
elseif (isa(name, String))
if (haskey(omc.continuouslist, name))
value = getSolutions(omc, name)
value1 = value[1]
omc.continuouslist[name] = value1[end]
return get(omc.continuouslist, name, 0)
else
return println(name, " is not continuous")
end
elseif (isa(name, Array))
continuousvaluelist = Any[]
for x in name
if (haskey(omc.continuouslist, x))
value = getSolutions(omc, x)
value1 = value[1]
omc.continuouslist[x] = value1[end]
push!(continuousvaluelist, value1[end])
else
return println(x, " is not continuous")
end
end
return continuousvaluelist
end
end
end
"""
standard getXXX() API
function which returns the input variables parsed from xmlfile
"""
function getInputs(omc, name=nothing)
if (name == nothing)
return omc.inputlist
elseif (isa(name, String))
return get(omc.inputlist, name, 0)
elseif (isa(name, Array))
return [get(omc.inputlist, x, 0) for x in name]
end
end
"""
standard getXXX() API
function which returns the output variables parsed from xmlfile
"""
function getOutputs(omc, name=nothing)
if (omc.simulationFlag == false)
if (name == nothing)
return omc.outputlist
elseif (isa(name, String))
return get(omc.outputlist, name, 0)
elseif (isa(name, Array))
return [get(omc.outputlist, x, 0) for x in name]
end
end
if (omc.simulationFlag == true)
if (name == nothing)
for name in keys(omc.outputlist)
value = getSolutions(omc, name)
value1 = value[1]
omc.outputlist[name] = value1[end]
end
return omc.outputlist
elseif (isa(name, String))
if (haskey(omc.outputlist, name))
value = getSolutions(omc, name)
value1 = value[1]
omc.outputlist[name] = value1[end]
return get(omc.outputlist, name, 0)
else
return println(name, "is not Output")
end
elseif (isa(name, Array))
valuelist = Any[]
for x in name
if (haskey(omc.outputlist, x))
value = getSolutions(omc, x)
value1 = value[1]
omc.outputlist[x] = value1[end]
push!(valuelist, value1[end])
else
return println(x, "is not Output")
end
end
return valuelist
end
end
end
"""
function which simulates the modelica model based on the
different settings made by users. Accepts three arguments
second argument resultfile and third argument simflags are optional, An example usage
>> simulate(omc) // default resultfilename is used
>> simulate(omc, resultfile="tmpresult.mat") // user provided result file shall be used
>> simulate(omc, simflags="-noEmitEvent -override=e=0.3,g=9.3") // set runtime simulations flags provided by user
"""
function simulate(omc, resultfile=nothing, simflags=nothing; verbose=true)
# println(this.xmlfile)
if (resultfile == nothing)
r = ""
omc.resultfile = replace(joinpath(omc.tempdir, join([omc.modelname,"_res.mat"])), r"[/\\]+" => "/")
else
r = join(["-r=",resultfile])
omc.resultfile = replace(joinpath(omc.tempdir, resultfile), r"[/\\]+" => "/")
end
if (simflags == nothing)
simflags = ""
end
if (isfile(omc.xmlfile))
if (Base.Sys.iswindows())
getexefile = replace(joinpath(omc.tempdir, join([omc.modelname,".exe"])), r"[/\\]+" => "/")
else
getexefile = replace(joinpath(omc.tempdir, omc.modelname), r"[/\\]+" => "/")
end
if (isfile(getexefile))
## change to tempdir
cd(omc.tempdir)
if (!isempty(omc.overridevariables) | !isempty(omc.simoptoverride))
overridelist = Any[]
tmpdict = merge(omc.overridevariables, omc.simoptoverride)
for k in keys(tmpdict)
val = join([k,"=",tmpdict[k]])
push!(overridelist, val)
end
overridevar = join(["-override=",join(overridelist, ",")])
else
overridevar = ""
end
if (omc.inputFlag == true)
createcsvdata(omc)
csvinput = join(["-csvInput=",omc.csvfile])
# run(pipeline(`$getexefile $overridevar $csvinput`,stdout="log.txt",stderr="error.txt"))
else
csvinput = ""
# run(pipeline(`$getexefile $overridevar`,stdout="log.txt",stderr="error.txt"))
end
# remove empty args in cmd objects
cmd = filter!(e -> e ≠ "", [getexefile,overridevar,csvinput,r,simflags])
# println(cmd)
if (Base.Sys.iswindows())
installPath = sendExpression(omc, "getInstallationDirectoryPath()")
envPath = ENV["PATH"]
newPath = "$(envPath);$(installPath)/bin/;$(installPath)/lib/omc;$(installPath)/lib/omc/cpp;$(installPath)/lib/omc/omsicpp"
# println("Path: $newPath")
withenv("PATH" => newPath) do
if verbose
run(pipeline(`$cmd`))
else
run(pipeline(`$cmd`, stdout="log.txt", stderr="error.txt"))
end
end
else
if verbose
run(pipeline(`$cmd`))
else
run(pipeline(`$cmd`, stdout="log.txt", stderr="error.txt"))
end
end
# omc.resultfile=replace(joinpath(omc.tempdir,join([omc.modelname,"_res.mat"])),r"[/\\]+" => "/")
omc.simulationFlag = true
else
return println("! Simulation Failed")
end
## change to currentworkingdirectory
cd(omc.currentdir)
end
end
"""
function which converts modelicamodel to FMU
"""
function convertMo2FMU(omc)
if (!isempty(omc.modelname))
fmuexpression = join(["translateModelFMU(",omc.modelname,")"])
sendExpression(omc, fmuexpression)
else
println(sendExpression(omc, "getErrorString()"))
end
end
"""
function which converts FMU to modelicamodel
"""
function convertFmu2Mo(omc, fmupath)
fmupath = replace(abspath(fmupath), r"[/\\]+" => "/")
if (isfile(fmupath))
result = sendExpression(omc, "importFMU(\"" * fmupath * "\")")
return joinpath(omc.tempdir, result)
else
println(fmupath, " ! Fmu not Found")
end
end
"""
Method for computing numeric sensitivity of OpenModelica object
Arguments:
----------
1st arg: Vp # Array of strings of Modelica Parameter names
2nd arg: Vv # Array of strings of Modelica Variable names
3rd arg: Ve # Array of float Excitations of parameters; defaults to scalar 1e-2
Returns:
--------
1st return: VSname # Vector of Sensitivity names
2nd return: Sarray # Array of sensitivies: vector of elements per parameter,
each element containing time series per variable
"""
function sensitivity(omc, Vp, Vv, Ve=[1e-2])
## Production quality code should check type and form of input arguments
Ve = map(Float64, Ve) # converting eVements of excitation to floats
nVp = length(Vp) # number of parameter names
nVe = length(Ve) # number of excitations in parameters
# Adjusting size of Ve to that of Vp
if nVe < nVp
push!(Ve, Ve[end] * ones(nVp - nVe)...) # extends Ve by adding last eVement of Ve
elseif nVe > nVp
Ve = Ve[1:nVp] # truncates Ve to same length as Vp
end
# Nominal parameters p0
par0 = [Base.parse(Float64, pp) for pp in getParameters(omc, Vp)]
# eXcitation parameters parX
parX = [par0[i] * (1 + Ve[i]) for i in 1:nVp]
# Combine parameter names and parameter values into vector of strings
Vpar0 = [Vp[i] * "=$(par0[i])" for i in 1:nVp]
VparX = [Vp[i] * "=$(parX[i])" for i in 1:nVp]
# Simulate nominal system
simulate(omc)
# Get nominal SOLutions of variabVes of interest (Vv), converted to 2D array
sol0 = getSolutions(omc, Vv)
# Get vector of eXcited SOLutions (2D arrays), one for each parameter (Vp)
solX = Vector{Array{Array{Float64,1},1}}()
for p in VparX
# change to excited parameter
setParameters(omc, p)
# simulate perturbed system
simulate(omc)
# get eXcited SOLutions (Vv) as 2D array, and append to list
push!(solX, getSolutions(omc, Vv))
# reset parameters to nominal values
setParameters(omc, Vpar0)
end
## Compute sensitivities and add to vector, one 2D array per parameter (Vp)
VSname = Vector{Vector{String}}()
VSarray = Vector{Array{Array{Float64,1},1}}() # same shape as solX
for (i, sol) in enumerate(solX)
push!(VSarray, ((sol - sol0) / (par0[i] * Ve[i])))
vsname = Vector{String}()
for j in 1:nVp
push!(vsname, "Sensitivity." * Vp[i] * "." * Vv[j])
end
push!(VSname, vsname)
end
return VSname, VSarray
end
"""
standard getXXX() API
Function which reads the result file and return the simulation results to user
which can be used for plotting or further anlaysis
"""
function getSolutions(omc, name=nothing; resultfile=nothing)
if (resultfile == nothing)
resfile = omc.resultfile
else
resfile = resultfile
end
if (!isfile(resfile))
println("ResultFile does not exist !", abspath(resfile))
return
end
if (!isempty(resfile))
if (name == nothing)
simresultvars = sendExpression(omc, "readSimulationResultVars(\"" * resfile * "\")")
sendExpression(omc, "closeSimulationResultFile()")
return simresultvars
elseif (isa(name, String))
resultvar = join(["{",name,"}"])
simres = sendExpression(omc, "readSimulationResult(\"" * resfile * "\"," * resultvar * ")")
sendExpression(omc, "closeSimulationResultFile()")
return simres
elseif (isa(name, Array))
resultvar = join(["{",join(name, ","),"}"])
# println(resultvar)
simres = sendExpression(omc, "readSimulationResult(\"" * resfile * "\"," * resultvar * ")")
sendExpression(omc, "closeSimulationResultFile()")
return simres
end
else
return println("Model not Simulated, Simulate the model to get the results")
end
end
"""
standard setXXX() API
function which sets new Parameter values for parameter variables defined by users
"""
function setParameters(omc, name;verbose=true)
if (isa(name, String))
name = strip_space(name)
value = split(name, "=")
# setxmlfileexpr="setInitXmlStartValue(\""* this.xmlfile * "\",\""* value[1]* "\",\""*value[2]*"\",\""*this.xmlfile*"\")"
# println(haskey(this.parameterlist, value[1]))
if (haskey(omc.parameterlist, value[1]))
# should we use this ???
# setparameterValue = join(["setParameterValue(",omc.modelname,",", value[1],",",value[2],")"])
# println(setparameterValue)
if (isParameterChangeable(omc, value[1], value[2]))
omc.parameterlist[value[1]] = value[2]
omc.overridevariables[value[1]] = value[2]
end
else
if verbose
println("| info | setParameters() failed: ", "\"", value[1], "\"", " is not a parameter")
end
end
# omc.sendExpression(setxmlfileexpr)
elseif (isa(name, Array))
name = strip_space(name)
for var in name
value = split(var, "=")
if (haskey(omc.parameterlist, value[1]))
if (isParameterChangeable(omc, value[1], value[2]))
omc.parameterlist[value[1]] = value[2]
omc.overridevariables[value[1]] = value[2]
end
else
if verbose
println("| info | setParameters() failed: ", "\"", value[1], "\"", " is not a parameter")
end
end
end
end
end
"""
check for parameter modifiable or not
"""
function isParameterChangeable(omc, name, value; verbose=true)
q = getQuantities(omc, String(name))
if (isempty(q))
println(name, " does not exist in the model")
return false
elseif (q[1]["changeable"] == "false")
if verbose
println("| info | setParameters() failed : It is not possible to set the following signal ", "\"", name, "\"", ", It seems to be structural, final, protected or evaluated or has a non-constant binding, use sendExpression(setParameterValue(", omc.modelname, ", ", name, ", ", value, "), parsed=false)", " and rebuild the model using buildModel() API")
end
return false
end
return true
end
"""
standard setXXX() API
function which sets new Simulation Options values defined by users
"""
function setSimulationOptions(omc, name)
if (isa(name, String))
name = strip_space(name)
value = split(name, "=")
if (haskey(omc.simulateOptions, value[1]))
omc.simulateOptions[value[1]] = value[2]
omc.simoptoverride[value[1]] = value[2]
else
return println(value[1], " is not a SimulationOption")
end
elseif (isa(name, Array))
name = strip_space(name)
for var in name
value = split(var, "=")
if (haskey(omc.simulateOptions, value[1]))
omc.simulateOptions[value[1]] = value[2]
omc.simoptoverride[value[1]] = value[2]
else
return println(value[1], " is not a SimulationOption")
end
end
end
end
"""
standard setXXX() API
function which sets new input values for input variables defined by users
"""
function setInputs(omc, name)
if (isa(name, String))
name = strip_space(name)
value = split(name, "=")
if (haskey(omc.inputlist, value[1]))
newval = Base.Meta.parse(value[2])
if (isa(newval, Expr))
omc.inputlist[value[1]] = [v.args for v in newval.args]
else
omc.inputlist[value[1]] = value[2]
end
omc.inputFlag = true
else
return println(value[1], " is not a Input")
end
elseif (isa(name, Array))
name = strip_space(name)
for var in name
value = split(var, "=")
if (haskey(omc.inputlist, value[1]))
newval = Base.Meta.parse(value[2])
if (isa(newval, Expr))
omc.inputlist[value[1]] = [v.args for v in newval.args]
else
omc.inputlist[value[1]] = value[2]
end
# omc.overridevariables[value[1]]=value[2]
omc.inputFlag = true
else
return println(value[1], " is not a Input")
end
end
end
end
function strip_space(name)
if (isa(name, String))
return filter(x -> !isspace(x), name)
elseif (isa(name, Array))
return [filter(x -> !isspace(x), s) for s in name]
end
end
"""
Function which returns the working directory of current OMJulia Session
for each session a temporary directory is created and the simulation results
are generated
"""
function getWorkDirectory(omc)
return omc.tempdir
end
"""
function which creates the csvinput when user specify new values
for input variables, this function is used in context with setInputs()
"""
function createcsvdata(omc)
omc.csvfile = joinpath(omc.tempdir, join([omc.modelname,".csv"]))
file = open(omc.csvfile, "w")
write(file, join(["time",",",join(keys(omc.inputlist), ","),",","end","\n"]))
csvdata = deepcopy(omc.inputlist)
value = values(csvdata)
time = Any[]
for val in value
if (isa(val, Array))
checkflag = "true"
for v in val
push!(time, v[1])
end
end
end
if (length(time) == 0)
push!(time, omc.simulateOptions["startTime"])
push!(time, omc.simulateOptions["stopTime"])
end
previousvalue = Dict()
for i in sort(time)
if (isa(i, SubString{String}))
write(file, i, ",")
else
write(file, join(i, ","), ",")
end
listcount = 1
for val in value
if (isa(val, Array))
newval = val
count = 1
found = "false"
for v in newval
if (i == v[1])
data = eval(v[2])
write(file, join(data, ","), ",")
previousvalue[listcount] = data
deleteat!(newval, count)
found = "true"
break
end
count = count + 1
end
if (found == "false")
write(file, join(previousvalue[listcount], ","), ",")
end
end
if (isa(val, String))
if (val == "None")
val = "0"
else
val = val
end
write(file, val, ",")
previousvalue[listcount] = val
end
if (isa(val, SubString{String}))
if (val == "None")
val = "0"