PHP 8.1.0 RC 4 available for testing

ZookeeperConfig::get

(PECL zookeeper >= 0.6.0, ZooKeeper >= 3.5.0)

ZookeeperConfig::getGets the last committed configuration of the ZooKeeper cluster as it is known to the server to which the client is connected, synchronously

説明

public ZookeeperConfig::get(callable $watcher_cb = null, array &$stat = null): string

パラメータ

watcher_cb

If nonzero, a watch will be set at the server to notify the client if the node changes.

stat

If not NULL, will hold the value of stat for the path on return.

返り値

Returns the configuration string on success, and false on failure.

エラー / 例外

This method emits ZookeeperException and it's derivatives when parameters count or types are wrong or fail to get configuration.

例1 ZookeeperConfig::get() example

Get configuration.

<?php
$zk 
= new Zookeeper();
$zk->connect('localhost:2181');
$zk->addAuth('digest''timandes:timandes');
$zkConfig $zk->getConfig();
$r $zkConfig->get();
if (
$r)
  echo 
$r;
else
  echo 
'ERR';
?>

上の例の出力は以下となります。

server.1=localhost:2888:3888:participant;0.0.0.0:2181
version=0xca01e881a2

参考

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