public void removeResponsibility(Number160 locationKey, boolean keepData) {
RangeLock<Number640>.Range lockResp = lockResponsibility(locationKey);
try {
if (!keepData) {
RangeLock<Number640>.Range lock = lock(locationKey);
try {
final NavigableMap<Number640, Data> removed =
backend.remove(
new Number640(locationKey, Number160.ZERO, Number160.ZERO, Number160.ZERO),
new Number640(
locationKey, Number160.MAX_VALUE, Number160.MAX_VALUE, Number160.MAX_VALUE));
for (Map.Entry<Number640, Data> entry : removed.entrySet()) {
if (entry.getValue() != null) {
entry.getValue().release();
}
backend.removeTimeout(entry.getKey());
}
} finally {
lock.unlock();
}
}
backend.removeResponsibility(locationKey);
} finally {
lockResp.unlock();
}
}
public void checkTimeout() {
long time = System.currentTimeMillis();
Collection<Number640> toRemove = backend.subMapTimeout(time);
for (Number640 key : toRemove) {
RangeLock<Number640>.Range lock = lock(key);
try {
Data oldData = backend.remove(key, false);
if (oldData != null) {
oldData.release();
}
backend.removeTimeout(key);
// remove responsibility if we don't have any data stored under
// locationkey
Number160 locationKey = key.locationKey();
RangeLock<Number640>.Range lockResp = lockResponsibility(locationKey);
try {
if (isEmpty(locationKey)) {
backend.removeResponsibility(locationKey);
}
} finally {
lockResp.unlock();
}
} finally {
lock.unlock();
}
}
}
