Module: ZK::Find

Defined in:
lib/zk/find.rb

Class Method Summary collapse

Class Method Details

.find(zk, *paths) {|String| ... } ⇒ Object

like ruby's Find module, will call the given block with each absolute znode path under +paths+. you can call ZK::Find.prune if you want to not recurse deeper under the current directory path.

Yields:

  • (String) —

    each znode path under the list of paths given.



9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
# File 'lib/zk/find.rb', line 9

def find(zk, *paths) 
  paths.collect!{|d| d.dup}

  while p = paths.shift
    catch(:prune) do
      yield p.dup.taint
      next unless zk.exists?(p)

      zk.children(p).sort.reverse.each do |ch| 
        paths.unshift ZK.join(p, ch).untaint
      end
    end
  end
end

.prune ⇒ Object 



24
25
26
 
# File 'lib/zk/find.rb', line 24

def prune
  throw :prune
end