public static void main(String[] args) {
if (args.length < 1) {
usage();
return;
}
try {
IloCplex cplex = new IloCplex();
String fixedfile = null;
String tunedfile = null;
int tunemeasure = 0;
boolean mset = false;
Vector<String> filenames = new Vector<String>();
for (int i = 0; i < args.length; ++i) {
if (args[i].charAt(0) != '-') {
filenames.add(args[i]);
continue;
}
switch (args[i].charAt(1)) {
case 'a':
tunemeasure = 1;
mset = true;
break;
case 'm':
tunemeasure = 2;
mset = true;
break;
case 'f':
fixedfile = args[++i];
break;
case 'o':
tunedfile = args[++i];
break;
}
}
System.out.println("Problem set:");
for (String name : filenames) {
System.out.println(" " + name);
}
if (mset) cplex.setParam(IloCplex.Param.Tune.Measure, tunemeasure);
IloCplex.ParameterSet paramset = null;
if (fixedfile != null) {
cplex.readParam(fixedfile);
paramset = cplex.getParameterSet();
cplex.setDefaults();
}
int tunestat = cplex.tuneParam(filenames.toArray(new String[0]), paramset);
if (tunestat == IloCplex.TuningStatus.Complete) System.out.println("Tuning complete.");
else if (tunestat == IloCplex.TuningStatus.Abort) System.out.println("Tuning abort.");
else if (tunestat == IloCplex.TuningStatus.TimeLim) System.out.println("Tuning time limit.");
else System.out.println("Tuning status unknown.");
if (tunedfile != null) {
cplex.writeParam(tunedfile);
System.out.println("Tuned parameters written to file '" + tunedfile + "'");
}
cplex.end();
} catch (IloException e) {
System.err.println("Concert exception caught: " + e);
}
}
