本文整理了Java中org.apache.gobblin.restli.throttling.ZookeeperLeaderElection.reset()
方法的一些代码示例,展示了ZookeeperLeaderElection.reset()
的具体用法。这些代码示例主要来源于Github
/Stackoverflow
/Maven
等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。ZookeeperLeaderElection.reset()
方法的具体详情如下:
包路径:org.apache.gobblin.restli.throttling.ZookeeperLeaderElection
类名称:ZookeeperLeaderElection
方法名:reset
暂无
代码示例来源:origin: apache/incubator-gobblin
@Override
protected void startUp() throws Exception {
reset();
}
代码示例来源:origin: apache/incubator-gobblin
private void determineLeadership() {
ReentrantReadWriteLock.WriteLock lock = this.readWriteLock.writeLock();
lock.lock();
try {
List<String> children = this.zooKeeper.getChildren().forPath(this.leaderElectionNode);
Collections.sort(children);
int idx = children.indexOf(this.nodeId);
if (idx == 0) {
Stat stat = this.zooKeeper.checkExists().forPath(this.leaderNode);
if (stat == null) {
this.zooKeeper.create().forPath(this.leaderNode, serializeMetadata(this.localMetadata));
} else {
this.zooKeeper.setData().forPath(this.leaderNode, serializeMetadata(this.localMetadata));
}
this.isLeader = true;
} else {
this.isLeader = false;
String watchedNode = this.leaderElectionNode + "/" + children.get(idx - 1);
this.zooKeeper.checkExists().usingWatcher(new DetermineLeadershipWatcher()).forPath(watchedNode);
}
findLeader();
} catch (KeeperException exc) {
reset();
} catch (Throwable exc) {
log.error("Fatal failure.", exc);
this.fatalFailure = true;
} finally {
lock.unlock();
}
}
代码示例来源:origin: apache/incubator-gobblin
private void findLeader() {
ReentrantReadWriteLock.WriteLock lock = this.readWriteLock.writeLock();
lock.lock();
try {
if (this.zooKeeper.checkExists().usingWatcher(new FindLeaderWatcher()).forPath(this.leaderNode) == null) {
determineLeadership();
}
byte[] leaderData = this.zooKeeper.getData().usingWatcher(new FindLeaderWatcher()).forPath(this.leaderNode);
this.leaderMetadata = deserializeMetadata(leaderData);
} catch (KeeperException exc) {
reset();
} catch (Throwable exc) {
log.error("Fatal failure.", exc);
this.fatalFailure = true;
} finally {
lock.unlock();
}
}
代码示例来源:origin: org.apache.gobblin/gobblin-throttling-service-server
@Override
protected void startUp() throws Exception {
reset();
}
代码示例来源:origin: org.apache.gobblin/gobblin-throttling-service-server
private void determineLeadership() {
ReentrantReadWriteLock.WriteLock lock = this.readWriteLock.writeLock();
lock.lock();
try {
List<String> children = this.zooKeeper.getChildren().forPath(this.leaderElectionNode);
Collections.sort(children);
int idx = children.indexOf(this.nodeId);
if (idx == 0) {
Stat stat = this.zooKeeper.checkExists().forPath(this.leaderNode);
if (stat == null) {
this.zooKeeper.create().forPath(this.leaderNode, serializeMetadata(this.localMetadata));
} else {
this.zooKeeper.setData().forPath(this.leaderNode, serializeMetadata(this.localMetadata));
}
this.isLeader = true;
} else {
this.isLeader = false;
String watchedNode = this.leaderElectionNode + "/" + children.get(idx - 1);
this.zooKeeper.checkExists().usingWatcher(new DetermineLeadershipWatcher()).forPath(watchedNode);
}
findLeader();
} catch (KeeperException exc) {
reset();
} catch (Throwable exc) {
log.error("Fatal failure.", exc);
this.fatalFailure = true;
} finally {
lock.unlock();
}
}
代码示例来源:origin: org.apache.gobblin/gobblin-throttling-service-server
private void findLeader() {
ReentrantReadWriteLock.WriteLock lock = this.readWriteLock.writeLock();
lock.lock();
try {
if (this.zooKeeper.checkExists().usingWatcher(new FindLeaderWatcher()).forPath(this.leaderNode) == null) {
determineLeadership();
}
byte[] leaderData = this.zooKeeper.getData().usingWatcher(new FindLeaderWatcher()).forPath(this.leaderNode);
this.leaderMetadata = deserializeMetadata(leaderData);
} catch (KeeperException exc) {
reset();
} catch (Throwable exc) {
log.error("Fatal failure.", exc);
this.fatalFailure = true;
} finally {
lock.unlock();
}
}
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