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/*-
* See the file LICENSE for redistribution information.
*
* Copyright (c) 2011, 2015 Oracle and/or its affiliates. All rights reserved.
*
*/
package repmgrtests;
import com.sleepycat.db.EventHandlerAdapter;
class EventHandler extends EventHandlerAdapter {
private boolean done;
private boolean panic;
private boolean gotNewmaster;
private boolean iAmMaster;
private int permFailCount;
@Override synchronized public void handleRepStartupDoneEvent() {
done = true;
notifyAll();
}
@Override synchronized public void handleRepMasterEvent() {
iAmMaster = true;
}
@Override synchronized public void handleRepClientEvent() {
iAmMaster = false;
}
@Override synchronized public void handleRepNewMasterEvent(int eid) {
gotNewmaster = true;
notifyAll();
}
@Override synchronized public void handleRepPermFailedEvent() {
permFailCount++;
}
synchronized public boolean isMaster() { return iAmMaster; }
@Override synchronized public void handlePanicEvent() {
panic = true;
notifyAll();
}
synchronized void await() throws Exception {
while (!done) {
wait();
checkPanic();
}
}
synchronized void awaitNewmaster(long maxWait) throws Exception {
long deadline = System.currentTimeMillis() + maxWait;
while (!gotNewmaster) {
long now = System.currentTimeMillis();
if (now >= deadline)
throw new Exception("aborted by timeout");
long waitTime = deadline-now;
wait(waitTime);
checkPanic();
}
}
synchronized void awaitNewmaster() throws Exception {
while (!gotNewmaster) {
wait();
checkPanic();
}
}
synchronized public int getPermFailCount() { return permFailCount; }
private void checkPanic() throws Exception {
if (panic)
throw new Exception("aborted by DB panic");
}
}
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