summaryrefslogtreecommitdiff
path: root/content/doc/r3.8.1/apidocs/zookeeper-server/org/apache/zookeeper/server/watch/package-summary.html
blob: 82cc8f1ce80b8b28960f47461a2dbd1c2e212d37 (plain)
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
<!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 17:31:45 CET 2023 -->
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>org.apache.zookeeper.server.watch (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="org.apache.zookeeper.server.watch (Apache ZooKeeper - Server 3.8.1 API)";
        }
    }
    catch(err) {
    }
//-->
</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 class="navBarCell1Rev">Package</li>
<li>Class</li>
<li><a href="package-use.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/server/util/package-summary.html">Prev&nbsp;Package</a></li>
<li><a href="../../../../../org/apache/zookeeper/util/package-summary.html">Next&nbsp;Package</a></li>
</ul>
<ul class="navList">
<li><a href="../../../../../index.html?org/apache/zookeeper/server/watch/package-summary.html" target="_top">Frames</a></li>
<li><a href="package-summary.html" target="_top">No&nbsp;Frames</a></li>
</ul>
<ul class="navList" id="allclasses_navbar_top">
<li><a href="../../../../../allclasses-noframe.html">All&nbsp;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>
<a name="skip.navbar.top">
<!--   -->
</a></div>
<!-- ========= END OF TOP NAVBAR ========= -->
<div class="header">
<h1 title="Package" class="title">Package&nbsp;org.apache.zookeeper.server.watch</h1>
</div>
<div class="contentContainer">
<ul class="blockList">
<li class="blockList">
<table class="typeSummary" border="0" cellpadding="3" cellspacing="0" summary="Interface Summary table, listing interfaces, and an explanation">
<caption><span>Interface Summary</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Interface</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/zookeeper/server/watch/IDeadWatcherListener.html" title="interface in org.apache.zookeeper.server.watch">IDeadWatcherListener</a></td>
<td class="colLast">
<div class="block">Interface used to process the dead watchers related to closed cnxns.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/zookeeper/server/watch/IWatchManager.html" title="interface in org.apache.zookeeper.server.watch">IWatchManager</a></td>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
</li>
<li class="blockList">
<table class="typeSummary" border="0" cellpadding="3" cellspacing="0" summary="Class Summary table, listing classes, and an explanation">
<caption><span>Class Summary</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Class</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/zookeeper/server/watch/PathParentIterator.html" title="class in org.apache.zookeeper.server.watch">PathParentIterator</a></td>
<td class="colLast">
<div class="block">Iterates over a ZooKeeper path.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/zookeeper/server/watch/WatcherCleaner.html" title="class in org.apache.zookeeper.server.watch">WatcherCleaner</a></td>
<td class="colLast">
<div class="block">Thread used to lazily clean up the closed watcher, it will trigger the
 clean up when the dead watchers get certain number or some number of
 seconds has elapsed since last clean up.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/zookeeper/server/watch/WatcherOrBitSet.html" title="class in org.apache.zookeeper.server.watch">WatcherOrBitSet</a></td>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/zookeeper/server/watch/WatchesPathReport.html" title="class in org.apache.zookeeper.server.watch">WatchesPathReport</a></td>
<td class="colLast">
<div class="block">A watch report, essentially a mapping of path to session IDs of sessions that
 have set a watch on that path.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/zookeeper/server/watch/WatchesReport.html" title="class in org.apache.zookeeper.server.watch">WatchesReport</a></td>
<td class="colLast">
<div class="block">A watch report, essentially a mapping of session ID to paths that the session
 has set a watch on.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/zookeeper/server/watch/WatchesSummary.html" title="class in org.apache.zookeeper.server.watch">WatchesSummary</a></td>
<td class="colLast">
<div class="block">A summary of watch information.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/zookeeper/server/watch/WatchManager.html" title="class in org.apache.zookeeper.server.watch">WatchManager</a></td>
<td class="colLast">
<div class="block">This class manages watches.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../org/apache/zookeeper/server/watch/WatchManagerFactory.html" title="class in org.apache.zookeeper.server.watch">WatchManagerFactory</a></td>
<td class="colLast">
<div class="block">A factory used to produce the actual watch manager based on the
 zookeeper.watchManagerName option.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/zookeeper/server/watch/WatchManagerOptimized.html" title="class in org.apache.zookeeper.server.watch">WatchManagerOptimized</a></td>
<td class="colLast">
<div class="block">Optimized in memory and time complexity, compared to WatchManager, both the
 memory consumption and time complexity improved a lot, but it cannot
 efficiently remove the watcher when the session or socket is closed, for
 majority use case this is not a problem.</div>
</td>
</tr>
</tbody>
</table>
</li>
<li class="blockList">
<table class="typeSummary" border="0" cellpadding="3" cellspacing="0" summary="Enum Summary table, listing enums, and an explanation">
<caption><span>Enum Summary</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Enum</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../org/apache/zookeeper/server/watch/WatcherMode.html" title="enum in org.apache.zookeeper.server.watch">WatcherMode</a></td>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
</li>
</ul>
</div>
<!-- ======= 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 class="navBarCell1Rev">Package</li>
<li>Class</li>
<li><a href="package-use.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/server/util/package-summary.html">Prev&nbsp;Package</a></li>
<li><a href="../../../../../org/apache/zookeeper/util/package-summary.html">Next&nbsp;Package</a></li>
</ul>
<ul class="navList">
<li><a href="../../../../../index.html?org/apache/zookeeper/server/watch/package-summary.html" target="_top">Frames</a></li>
<li><a href="package-summary.html" target="_top">No&nbsp;Frames</a></li>
</ul>
<ul class="navList" id="allclasses_navbar_bottom">
<li><a href="../../../../../allclasses-noframe.html">All&nbsp;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>
<a name="skip.navbar.bottom">
<!--   -->
</a></div>
<!-- ======== END OF BOTTOM NAVBAR ======= -->
<p class="legalCopy"><small>Copyright &#169; 2008&#x2013;2023 <a href="https://www.apache.org/">The Apache Software Foundation</a>. All rights reserved.</small></p>
</body>
</html>