public static WCSP fromFile(File f) throws IOException {
BufferedReader br = new BufferedReader(new FileReader(f));
String l = br.readLine();
String[] elems = l.split(" ");
int numVars = Integer.parseInt(elems[1]);
int numConstraints = Integer.parseInt(elems[3]);
long top = Long.parseLong(elems[4]);
elems = br.readLine().split(" ");
int[] domSizes = new int[numVars];
for (int i = 0; i < numVars; i++) domSizes[i] = Integer.parseInt(elems[i]);
WCSP wcsp = new WCSP(domSizes, top);
for (int i = 0; i < numConstraints; i++) {
elems = br.readLine().split(" ");
int arity = Integer.parseInt(elems[0]);
int[] varIndices = new int[arity];
for (int j = 1; j <= arity; j++) varIndices[j - 1] = Integer.parseInt(elems[j]);
long defaultCost = Long.parseLong(elems[1 + arity]);
int numTuples = Integer.parseInt(elems[1 + arity + 1]);
Constraint c = new Constraint(defaultCost, varIndices, numTuples);
for (int j = 0; j < numTuples; j++) {
elems = br.readLine().split(" ");
int[] assignment = new int[arity];
for (int k = 0; k < arity; k++) assignment[k] = Integer.parseInt(elems[k]);
long cost = Long.parseLong(elems[arity]);
c.addTuple(assignment, cost);
}
wcsp.addConstraint(c);
}
return wcsp;
}
public static void main(String[] args) {
WCSP wcsp;
try {
// File inFile = new File("/home/nyga/code/prac/models/filling/temp.wcsp");
File inFile = new File("/usr/wiss/nyga/temp.wcsp");
wcsp = WCSP.fromFile(inFile);
Stopwatch sw = new Stopwatch();
sw.start();
wcsp.unifyConstraints();
System.out.println("unification time: " + sw.getElapsedTimeSecs());
// wcsp.writeWCSP(new PrintStream("/home/nyga/code/prac/models/filling/unified.wcsp"),
// "unifiedWCSP");
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}