int SIZE = 4000;
StringBuffer s;
java.util.Vector v;
//Create some objects so that the garbage collector
//has something to do
for (int i = 0; i < SIZE; i++)
{
s = new StringBuffer(50);
v = new java.util.Vector(30);
s.append(i).append(i+1).append(i+2).append(i+3);
}
s = null;
v = null;
System.out.println("Starting explicit garbage collection");
long time = System.currentTimeMillis();
System.gc();
System.out.println("Garbage collection took " +
(System.currentTimeMillis()-time) + " millis");
int[] arr = new int[SIZE*10];
//null the variable so that the array can be garbage collected
time = System.currentTimeMillis();
arr = null;
System.out.println("Starting explicit garbage collection");
System.gc();
System.out.println("Garbage collection took " +
(System.currentTimeMillis()-time) + " millis");
