?? coresequencenumbergenerator.java
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package org.sadun.util.polling;
/**
* A {@link org.sadun.util.polling.SequenceNumberGenerator} which keeps the sequence
* in core, on a per-jvm basis.
* <p>
* This is used by default by {@link org.sadun.util.polling.ManagedDirectoryPoller}.
*
* @author Cristiano Sadun
*/
public class CoreSequenceNumberGenerator implements SequenceNumberGenerator {
private volatile long seqNo = 0L;
public synchronized long getNextSequenceNumber() {
return seqNo++;
}
}
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