1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
|
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<!-- NewPage -->
<html lang="en">
<head>
<!-- Generated by javadoc (1.8.0_352) on Wed Jan 25 17:31:44 CET 2023 -->
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>ZKUtil (Apache ZooKeeper - Server 3.8.1 API)</title>
<meta name="date" content="2023-01-25">
<link rel="stylesheet" type="text/css" href="../../../stylesheet.css" title="Style">
<script type="text/javascript" src="../../../script.js"></script>
</head>
<body>
<script type="text/javascript"><!--
try {
if (location.href.indexOf('is-external=true') == -1) {
parent.document.title="ZKUtil (Apache ZooKeeper - Server 3.8.1 API)";
}
}
catch(err) {
}
//-->
var methods = {"i0":9,"i1":9,"i2":9,"i3":9,"i4":9,"i5":9,"i6":9,"i7":9};
var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],8:["t4","Concrete Methods"]};
var altColor = "altColor";
var rowColor = "rowColor";
var tableTab = "tableTab";
var activeTableTab = "activeTableTab";
</script>
<noscript>
<div>JavaScript is disabled on your browser.</div>
</noscript>
<!-- ========= START OF TOP NAVBAR ======= -->
<div class="topNav"><a name="navbar.top">
<!-- -->
</a>
<div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div>
<a name="navbar.top.firstrow">
<!-- -->
</a>
<ul class="navList" title="Navigation">
<li><a href="../../../overview-summary.html">Overview</a></li>
<li><a href="package-summary.html">Package</a></li>
<li class="navBarCell1Rev">Class</li>
<li><a href="class-use/ZKUtil.html">Use</a></li>
<li><a href="package-tree.html">Tree</a></li>
<li><a href="../../../deprecated-list.html">Deprecated</a></li>
<li><a href="../../../index-all.html">Index</a></li>
<li><a href="../../../help-doc.html">Help</a></li>
</ul>
</div>
<div class="subNav">
<ul class="navList">
<li><a href="../../../org/apache/zookeeper/Watcher.WatcherType.html" title="enum in org.apache.zookeeper"><span class="typeNameLink">Prev Class</span></a></li>
<li><a href="../../../org/apache/zookeeper/ZooDefs.html" title="class in org.apache.zookeeper"><span class="typeNameLink">Next Class</span></a></li>
</ul>
<ul class="navList">
<li><a href="../../../index.html?org/apache/zookeeper/ZKUtil.html" target="_top">Frames</a></li>
<li><a href="ZKUtil.html" target="_top">No Frames</a></li>
</ul>
<ul class="navList" id="allclasses_navbar_top">
<li><a href="../../../allclasses-noframe.html">All Classes</a></li>
</ul>
<div>
<script type="text/javascript"><!--
allClassesLink = document.getElementById("allclasses_navbar_top");
if(window==top) {
allClassesLink.style.display = "block";
}
else {
allClassesLink.style.display = "none";
}
//-->
</script>
</div>
<div>
<ul class="subNavList">
<li>Summary: </li>
<li>Nested | </li>
<li>Field | </li>
<li><a href="#constructor.summary">Constr</a> | </li>
<li><a href="#method.summary">Method</a></li>
</ul>
<ul class="subNavList">
<li>Detail: </li>
<li>Field | </li>
<li><a href="#constructor.detail">Constr</a> | </li>
<li><a href="#method.detail">Method</a></li>
</ul>
</div>
<a name="skip.navbar.top">
<!-- -->
</a></div>
<!-- ========= END OF TOP NAVBAR ========= -->
<!-- ======== START OF CLASS DATA ======== -->
<div class="header">
<div class="subTitle">org.apache.zookeeper</div>
<h2 title="Class ZKUtil" class="title">Class ZKUtil</h2>
</div>
<div class="contentContainer">
<ul class="inheritance">
<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
<li>
<ul class="inheritance">
<li>org.apache.zookeeper.ZKUtil</li>
</ul>
</li>
</ul>
<div class="description">
<ul class="blockList">
<li class="blockList">
<hr>
<br>
<pre>public class <span class="typeNameLabel">ZKUtil</span>
extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
</li>
</ul>
</div>
<div class="summary">
<ul class="blockList">
<li class="blockList">
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
<ul class="blockList">
<li class="blockList"><a name="constructor.summary">
<!-- -->
</a>
<h3>Constructor Summary</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
<caption><span>Constructors</span><span class="tabEnd"> </span></caption>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../org/apache/zookeeper/ZKUtil.html#ZKUtil--">ZKUtil</a></span>()</code> </td>
</tr>
</table>
</li>
</ul>
<!-- ========== METHOD SUMMARY =========== -->
<ul class="blockList">
<li class="blockList"><a name="method.summary">
<!-- -->
</a>
<h3>Method Summary</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tr id="i0" class="altColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/zookeeper/ZKUtil.html#aclToString-java.util.List-">aclToString</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="http://zookeeper.apache.org/zookeeper-jute/apidocs/org/apache/zookeeper/data/ACL.html?is-external=true" title="class or interface in org.apache.zookeeper.data">ACL</a>> acls)</code> </td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/zookeeper/ZKUtil.html#deleteRecursive-org.apache.zookeeper.ZooKeeper-java.lang.String-">deleteRecursive</a></span>(<a href="../../../org/apache/zookeeper/ZooKeeper.html" title="class in org.apache.zookeeper">ZooKeeper</a> zk,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> pathRoot)</code>
<div class="block">Same as <a href="../../../org/apache/zookeeper/ZKUtil.html#deleteRecursive-org.apache.zookeeper.ZooKeeper-java.lang.String-int-"><code>deleteRecursive(org.apache.zookeeper.ZooKeeper, java.lang.String, int)</code></a>
kept here for compatibility with 3.5 clients.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/zookeeper/ZKUtil.html#deleteRecursive-org.apache.zookeeper.ZooKeeper-java.lang.String-org.apache.zookeeper.AsyncCallback.VoidCallback-java.lang.Object-">deleteRecursive</a></span>(<a href="../../../org/apache/zookeeper/ZooKeeper.html" title="class in org.apache.zookeeper">ZooKeeper</a> zk,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> pathRoot,
<a href="../../../org/apache/zookeeper/AsyncCallback.VoidCallback.html" title="interface in org.apache.zookeeper">AsyncCallback.VoidCallback</a> cb,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> ctx)</code>
<div class="block">Recursively delete the node with the given path.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/zookeeper/ZKUtil.html#deleteRecursive-org.apache.zookeeper.ZooKeeper-java.lang.String-int-">deleteRecursive</a></span>(<a href="../../../org/apache/zookeeper/ZooKeeper.html" title="class in org.apache.zookeeper">ZooKeeper</a> zk,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> pathRoot,
int batchSize)</code>
<div class="block">Recursively delete the node with the given path.</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/zookeeper/ZKUtil.html#getPermString-int-">getPermString</a></span>(int perms)</code> </td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/zookeeper/ZKUtil.html#listSubTreeBFS-org.apache.zookeeper.ZooKeeper-java.lang.String-">listSubTreeBFS</a></span>(<a href="../../../org/apache/zookeeper/ZooKeeper.html" title="class in org.apache.zookeeper">ZooKeeper</a> zk,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> pathRoot)</code>
<div class="block">BFS Traversal of the system under pathRoot, with the entries in the list, in the
same order as that of the traversal.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/zookeeper/ZKUtil.html#validateFileInput-java.lang.String-">validateFileInput</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> filePath)</code> </td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/zookeeper/ZKUtil.html#visitSubTreeDFS-org.apache.zookeeper.ZooKeeper-java.lang.String-boolean-org.apache.zookeeper.AsyncCallback.StringCallback-">visitSubTreeDFS</a></span>(<a href="../../../org/apache/zookeeper/ZooKeeper.html" title="class in org.apache.zookeeper">ZooKeeper</a> zk,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> path,
boolean watch,
<a href="../../../org/apache/zookeeper/AsyncCallback.StringCallback.html" title="interface in org.apache.zookeeper">AsyncCallback.StringCallback</a> cb)</code>
<div class="block">Visits the subtree with root as given path and calls the passed callback with each znode
found during the search.</div>
</td>
</tr>
</table>
<ul class="blockList">
<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
<!-- -->
</a>
<h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
</ul>
</li>
</ul>
</li>
</ul>
</div>
<div class="details">
<ul class="blockList">
<li class="blockList">
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<ul class="blockList">
<li class="blockList"><a name="constructor.detail">
<!-- -->
</a>
<h3>Constructor Detail</h3>
<a name="ZKUtil--">
<!-- -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>ZKUtil</h4>
<pre>public ZKUtil()</pre>
</li>
</ul>
</li>
</ul>
<!-- ============ METHOD DETAIL ========== -->
<ul class="blockList">
<li class="blockList"><a name="method.detail">
<!-- -->
</a>
<h3>Method Detail</h3>
<a name="deleteRecursive-org.apache.zookeeper.ZooKeeper-java.lang.String-int-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>deleteRecursive</h4>
<pre>public static boolean deleteRecursive(<a href="../../../org/apache/zookeeper/ZooKeeper.html" title="class in org.apache.zookeeper">ZooKeeper</a> zk,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> pathRoot,
int batchSize)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a>,
<a href="../../../org/apache/zookeeper/KeeperException.html" title="class in org.apache.zookeeper">KeeperException</a></pre>
<div class="block">Recursively delete the node with the given path.
<p>
Important: All versions, of all nodes, under the given node are deleted.
<p>
If there is an error with deleting one of the sub-nodes in the tree,
this operation would abort and would be the responsibility of the app to handle the same.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>zk</code> - Zookeeper client</dd>
<dd><code>pathRoot</code> - path to be deleted</dd>
<dd><code>batchSize</code> - number of delete operations to be submitted in one call.
batchSize is also used to decide sync and async delete API invocation.
If batchSize>0 then async otherwise sync delete API is invoked. batchSize>0
gives better performance. batchSize<=0 scenario is handled to preserve
backward compatibility.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>true if given node and all its sub nodes are deleted successfully otherwise false</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if an invalid path is specified</dd>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a></code></dd>
<dd><code><a href="../../../org/apache/zookeeper/KeeperException.html" title="class in org.apache.zookeeper">KeeperException</a></code></dd>
</dl>
</li>
</ul>
<a name="deleteRecursive-org.apache.zookeeper.ZooKeeper-java.lang.String-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>deleteRecursive</h4>
<pre>public static void deleteRecursive(<a href="../../../org/apache/zookeeper/ZooKeeper.html" title="class in org.apache.zookeeper">ZooKeeper</a> zk,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> pathRoot)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a>,
<a href="../../../org/apache/zookeeper/KeeperException.html" title="class in org.apache.zookeeper">KeeperException</a></pre>
<div class="block">Same as <a href="../../../org/apache/zookeeper/ZKUtil.html#deleteRecursive-org.apache.zookeeper.ZooKeeper-java.lang.String-int-"><code>deleteRecursive(org.apache.zookeeper.ZooKeeper, java.lang.String, int)</code></a>
kept here for compatibility with 3.5 clients.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a></code></dd>
<dd><code><a href="../../../org/apache/zookeeper/KeeperException.html" title="class in org.apache.zookeeper">KeeperException</a></code></dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>3.6.1</dd>
</dl>
</li>
</ul>
<a name="deleteRecursive-org.apache.zookeeper.ZooKeeper-java.lang.String-org.apache.zookeeper.AsyncCallback.VoidCallback-java.lang.Object-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>deleteRecursive</h4>
<pre>public static void deleteRecursive(<a href="../../../org/apache/zookeeper/ZooKeeper.html" title="class in org.apache.zookeeper">ZooKeeper</a> zk,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> pathRoot,
<a href="../../../org/apache/zookeeper/AsyncCallback.VoidCallback.html" title="interface in org.apache.zookeeper">AsyncCallback.VoidCallback</a> cb,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> ctx)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a>,
<a href="../../../org/apache/zookeeper/KeeperException.html" title="class in org.apache.zookeeper">KeeperException</a></pre>
<div class="block">Recursively delete the node with the given path. (async version).
<p>
Important: All versions, of all nodes, under the given node are deleted.
<p>
If there is an error with deleting one of the sub-nodes in the tree,
this operation would abort and would be the responsibility of the app to handle the same.
<p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>zk</code> - the zookeeper handle</dd>
<dd><code>pathRoot</code> - the path to be deleted</dd>
<dd><code>cb</code> - call back method</dd>
<dd><code>ctx</code> - the context the callback method is called with</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if an invalid path is specified</dd>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a></code></dd>
<dd><code><a href="../../../org/apache/zookeeper/KeeperException.html" title="class in org.apache.zookeeper">KeeperException</a></code></dd>
</dl>
</li>
</ul>
<a name="validateFileInput-java.lang.String-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>validateFileInput</h4>
<pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> validateFileInput(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> filePath)</pre>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>filePath</code> - the file path to be validated</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Returns null if valid otherwise error message</dd>
</dl>
</li>
</ul>
<a name="listSubTreeBFS-org.apache.zookeeper.ZooKeeper-java.lang.String-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>listSubTreeBFS</h4>
<pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> listSubTreeBFS(<a href="../../../org/apache/zookeeper/ZooKeeper.html" title="class in org.apache.zookeeper">ZooKeeper</a> zk,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> pathRoot)
throws <a href="../../../org/apache/zookeeper/KeeperException.html" title="class in org.apache.zookeeper">KeeperException</a>,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a></pre>
<div class="block">BFS Traversal of the system under pathRoot, with the entries in the list, in the
same order as that of the traversal.
<p>
<b>Important:</b> This is <i>not an atomic snapshot</i> of the tree ever, but the
state as it exists across multiple RPCs from zkClient to the ensemble.
For practical purposes, it is suggested to bring the clients to the ensemble
down (i.e. prevent writes to pathRoot) to 'simulate' a snapshot behavior.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>zk</code> - the zookeeper handle</dd>
<dd><code>pathRoot</code> - The znode path, for which the entire subtree needs to be listed.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a></code></dd>
<dd><code><a href="../../../org/apache/zookeeper/KeeperException.html" title="class in org.apache.zookeeper">KeeperException</a></code></dd>
</dl>
</li>
</ul>
<a name="visitSubTreeDFS-org.apache.zookeeper.ZooKeeper-java.lang.String-boolean-org.apache.zookeeper.AsyncCallback.StringCallback-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>visitSubTreeDFS</h4>
<pre>public static void visitSubTreeDFS(<a href="../../../org/apache/zookeeper/ZooKeeper.html" title="class in org.apache.zookeeper">ZooKeeper</a> zk,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> path,
boolean watch,
<a href="../../../org/apache/zookeeper/AsyncCallback.StringCallback.html" title="interface in org.apache.zookeeper">AsyncCallback.StringCallback</a> cb)
throws <a href="../../../org/apache/zookeeper/KeeperException.html" title="class in org.apache.zookeeper">KeeperException</a>,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a></pre>
<div class="block">Visits the subtree with root as given path and calls the passed callback with each znode
found during the search. It performs a depth-first, pre-order traversal of the tree.
<p>
<b>Important:</b> This is <i>not an atomic snapshot</i> of the tree ever, but the
state as it exists across multiple RPCs from zkClient to the ensemble.
For practical purposes, it is suggested to bring the clients to the ensemble
down (i.e. prevent writes to pathRoot) to 'simulate' a snapshot behavior.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../org/apache/zookeeper/KeeperException.html" title="class in org.apache.zookeeper">KeeperException</a></code></dd>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a></code></dd>
</dl>
</li>
</ul>
<a name="getPermString-int-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>getPermString</h4>
<pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> getPermString(int perms)</pre>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>perms</code> - ACL permissions</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>string representation of permissions</dd>
</dl>
</li>
</ul>
<a name="aclToString-java.util.List-">
<!-- -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>aclToString</h4>
<pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> aclToString(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="http://zookeeper.apache.org/zookeeper-jute/apidocs/org/apache/zookeeper/data/ACL.html?is-external=true" title="class or interface in org.apache.zookeeper.data">ACL</a>> acls)</pre>
</li>
</ul>
</li>
</ul>
</li>
</ul>
</div>
</div>
<!-- ========= END OF CLASS DATA ========= -->
<!-- ======= START OF BOTTOM NAVBAR ====== -->
<div class="bottomNav"><a name="navbar.bottom">
<!-- -->
</a>
<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div>
<a name="navbar.bottom.firstrow">
<!-- -->
</a>
<ul class="navList" title="Navigation">
<li><a href="../../../overview-summary.html">Overview</a></li>
<li><a href="package-summary.html">Package</a></li>
<li class="navBarCell1Rev">Class</li>
<li><a href="class-use/ZKUtil.html">Use</a></li>
<li><a href="package-tree.html">Tree</a></li>
<li><a href="../../../deprecated-list.html">Deprecated</a></li>
<li><a href="../../../index-all.html">Index</a></li>
<li><a href="../../../help-doc.html">Help</a></li>
</ul>
</div>
<div class="subNav">
<ul class="navList">
<li><a href="../../../org/apache/zookeeper/Watcher.WatcherType.html" title="enum in org.apache.zookeeper"><span class="typeNameLink">Prev Class</span></a></li>
<li><a href="../../../org/apache/zookeeper/ZooDefs.html" title="class in org.apache.zookeeper"><span class="typeNameLink">Next Class</span></a></li>
</ul>
<ul class="navList">
<li><a href="../../../index.html?org/apache/zookeeper/ZKUtil.html" target="_top">Frames</a></li>
<li><a href="ZKUtil.html" target="_top">No Frames</a></li>
</ul>
<ul class="navList" id="allclasses_navbar_bottom">
<li><a href="../../../allclasses-noframe.html">All Classes</a></li>
</ul>
<div>
<script type="text/javascript"><!--
allClassesLink = document.getElementById("allclasses_navbar_bottom");
if(window==top) {
allClassesLink.style.display = "block";
}
else {
allClassesLink.style.display = "none";
}
//-->
</script>
</div>
<div>
<ul class="subNavList">
<li>Summary: </li>
<li>Nested | </li>
<li>Field | </li>
<li><a href="#constructor.summary">Constr</a> | </li>
<li><a href="#method.summary">Method</a></li>
</ul>
<ul class="subNavList">
<li>Detail: </li>
<li>Field | </li>
<li><a href="#constructor.detail">Constr</a> | </li>
<li><a href="#method.detail">Method</a></li>
</ul>
</div>
<a name="skip.navbar.bottom">
<!-- -->
</a></div>
<!-- ======== END OF BOTTOM NAVBAR ======= -->
<p class="legalCopy"><small>Copyright © 2008–2023 <a href="https://www.apache.org/">The Apache Software Foundation</a>. All rights reserved.</small></p>
</body>
</html>
|
