java.util.concurrent.locks.Lock <tt>Lock</tt> implementations provide more extensive locking operations than can be obtained using <tt>synchronized</tt> methods and statements. They allow more flexible structuring, may have quite different properties, and may support multiple associated {@link Condition} ...java.util.concurrent.CountDownLatch A synchronization aid that allows one or more threads to wait until a set of operations being performed in other threads completes. <p>A <tt>CountDownLatch</tt> is initialized with a given <em>count</em>. The {@link #await await} methods block until the current {@li ... | Popular Tags |