Multithreaded programs often function erratically or produce erroneous values due to the lack of thread synchronization. Synchronization is the act of serializing (or ordering one at a time ...

Synchronized statements To create a synchronized statement, you use the synchronized keyword with an expression that evaluates to an object reference, as in the reverseOrder() method below: ...

For a given object, only one thread may be executing any function that is marked as synchronized at a given time.<BR>2. wait () and notify () may only be called from synchronized threads<BR><BR ...

or the synchronized method should be evaluated on an application-by-application basis. The next time you need to synchronize data access, examine both options to see which one will work for you.