// sieve
public static int[] primes(int n)
throws Exception { // for(int i=1;i<=arr.length-1;i++)out.write(""+arr[i]+" ");
boolean arr[] = new boolean[n + 1];
Arrays.fill(arr, true);
for (int i = 1; i <= Math.sqrt(n); i++) {
if (!arr[i]) continue;
for (int j = 2 * i; j <= n; j += i) {
arr[i] = false;
}
}
LinkedList<Integer> ll = new LinkedList<Integer>();
for (int i = 1; i <= n; i++) {
if (arr[i]) ll.add(i);
}
n = ll.size();
int primes[] = new int[n + 1];
for (int i = 1; i <= n; i++) {
primes[i] = ll.removeFirst();
}
return primes;
}
public static void exporter(LinkedList<profile> usr, MatlabProxy proxy)
throws MatlabConnectionException, MatlabInvocationException {
String file = "/Users/richarddavies/NetBeansProjects/typ_MatlabGraph/rotCmp_2012.txt";
int i = 0;
try {
double result;
int index_a = 0;
int index_b = 0;
int item;
FileWriter fw = new FileWriter(file);
BufferedWriter bw = new BufferedWriter(fw);
PrintWriter outFile = new PrintWriter(bw);
outFile.println("nodedef>name VARCHAR,label VARCHAR,sex VARCHAR,locale VARCHAR");
for (i = 0; i < usr.size(); i++) {
outFile.println(
usr.get(i).idProf
+ ","
+ usr.get(i).firstName
+ ","
+ usr.get(i).gender
+ ","
+ usr.get(i).nat);
}
outFile.println("edgedef>node1 VARCHAR,node2 VARCHAR");
for (i = 0; i < usr.size(); i++) {
System.out.println(usr.get(i).firstName + ": ");
for (int j = 0; j < usr.size(); j++) {
index_a = i + 1;
index_b = j + 1;
// result = proxy.getVariable("adjMatrix("+index_a+","+index_b+");");
result = ((double[]) proxy.getVariable("adjMatrix(" + index_a + "," + index_b + ");"))[0];
item = (int) result;
// item = ((Integer)result).intValue();
// System.out.println(result);
if (item == 1) {
System.out.print(" (" + usr.get(j).firstName + ") ");
outFile.println(usr.get(i).idProf + "," + usr.get(j).idProf);
}
}
System.out.println(" ");
System.out.println(" ");
System.out.println(" ");
System.out.println(" ");
}
outFile.close();
} catch (IOException ex) {
System.out.println(" error : " + ex);
}
}
