April 05
Prde. Ismael H. F. Santos
- ismael@tecgraf.puc-rio.br
2
Exemplos
Map m = Collections.synchronizedMap(new HashMap());
...
Set s = m.keySet();
// Needn't be in synchronized block
...
synchronized(m) { // Synchronizing on m, not
s!
Iterator i =
s.iterator(); // Must be in synchronized block
while(i.hasNext())
foo(i.next());
}