package edu.berkeley.sbp.util;
import java.util.*;
-public /*final*/ class FastSet<T> implements Iterator<T>, Iterable<T> {
+public /*final*/ class FastSet<T> implements Iterator<T>, Iterable<T>, Visitable<T> {
- public static final int INITIAL_SIZE = 128;
+ public static final int INITIAL_SIZE = 8;
- private Object[] array;
+ private Object[] array = null;
private T only = null;
private int i = -1;
private int size = 0;
for(T t : s) array[size++] = t;
}
+ public <B,C> void visit(Invokable<T,B,C> ivbc, B b, C c) {
+ if (only!=null) ivbc.invoke(only, b, c);
+ else for(int j=0; j<size; j++)
+ ivbc.invoke((T)array[j], b, c);
+ }
+
public int size() { return only==null ? size : 1; }
private void grow() {
Object[] array2 = array==null ? new Object[INITIAL_SIZE] : new Object[array.length * 2];
}
}
public void add(T t, boolean check) {
- if (check) for(Object o : this) if (o.equals(t)) return;
+ //if (check) for(Object o : this) if (o.equals(t)) return;
+ if (check) {
+ if (only==t) return;
+ if (array != null)
+ for(int i=0; i<size; i++)
+ if (array[i]==t) return;
+ }
add(t);
}
public void add(T t) {