| java.lang.Object
 org.jgroups.util.Promise
| Promise | | public class Promise (Code) | | Allows a thread to submit an asynchronous request and to wait for the result. The caller may choose to check
for the result at a later time, or immediately and it may block or not. Both the caller and responder have to
know the promise.
author:
Bela Ban |
| hasResult | | boolean hasResult(Code) | | |
| doWait | | void doWait(long timeout)(Code) | | |
| getResult | | public Object getResult(long timeout)(Code) | | Returns the result, but never throws a TimeoutException; returns null instead.
Parameters:
timeout - Object |
| getResultWithTimeout | | public Object getResultWithTimeout(long timeout) throws TimeoutException(Code) | | Blocks until a result is available, or timeout milliseconds have elapsed
Parameters:
timeout - An object
throws:
TimeoutException.If - a timeout occurred (implies that timeout > 0) |
| hasResult | | public boolean hasResult()(Code) | | Checks whether result is available. Does not block.
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| reset | | public void reset()(Code) | | Causes all waiting threads to return
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| setResult | | public void setResult(Object obj)(Code) | | Sets the result and notifies any threads
waiting for it
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