blob: 710112f24c8e0f310f61c1254f229942cd9d56da [file] [log] [blame]
<!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 -->
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>IEvictionStrategy (Storm 1.0.6 API)</title>
<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="IEvictionStrategy (Storm 1.0.6 API)";
}
}
catch(err) {
}
//-->
var methods = {"i0":6,"i1":6};
var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],4:["t3","Abstract 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/IEvictionStrategy.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/storm/scheduler/resource/strategies/eviction/DefaultEvictionStrategy.html" title="class in org.apache.storm.scheduler.resource.strategies.eviction"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
<li>Next&nbsp;Class</li>
</ul>
<ul class="navList">
<li><a href="../../../../../../../index.html?org/apache/storm/scheduler/resource/strategies/eviction/IEvictionStrategy.html" target="_top">Frames</a></li>
<li><a href="IEvictionStrategy.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>
<div>
<ul class="subNavList">
<li>Summary:&nbsp;</li>
<li>Nested&nbsp;|&nbsp;</li>
<li>Field&nbsp;|&nbsp;</li>
<li>Constr&nbsp;|&nbsp;</li>
<li><a href="#method.summary">Method</a></li>
</ul>
<ul class="subNavList">
<li>Detail:&nbsp;</li>
<li>Field&nbsp;|&nbsp;</li>
<li>Constr&nbsp;|&nbsp;</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.storm.scheduler.resource.strategies.eviction</div>
<h2 title="Interface IEvictionStrategy" class="title">Interface IEvictionStrategy</h2>
</div>
<div class="contentContainer">
<div class="description">
<ul class="blockList">
<li class="blockList">
<dl>
<dt>All Known Implementing Classes:</dt>
<dd><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/eviction/DefaultEvictionStrategy.html" title="class in org.apache.storm.scheduler.resource.strategies.eviction">DefaultEvictionStrategy</a></dd>
</dl>
<hr>
<br>
<pre>public interface <span class="typeNameLabel">IEvictionStrategy</span></pre>
</li>
</ul>
</div>
<div class="summary">
<ul class="blockList">
<li class="blockList">
<!-- ========== 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">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</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>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/eviction/IEvictionStrategy.html#makeSpaceForTopo-org.apache.storm.scheduler.TopologyDetails-">makeSpaceForTopo</a></span>(<a href="../../../../../../../org/apache/storm/scheduler/TopologyDetails.html" title="class in org.apache.storm.scheduler">TopologyDetails</a>&nbsp;td)</code>
<div class="block">This method when invoked should attempt to make space on the cluster so that the topology specified can be scheduled</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/eviction/IEvictionStrategy.html#prepare-org.apache.storm.scheduler.resource.SchedulingState-">prepare</a></span>(<a href="../../../../../../../org/apache/storm/scheduler/resource/SchedulingState.html" title="class in org.apache.storm.scheduler.resource">SchedulingState</a>&nbsp;schedulingState)</code>
<div class="block">Initialization</div>
</td>
</tr>
</table>
</li>
</ul>
</li>
</ul>
</div>
<div class="details">
<ul class="blockList">
<li class="blockList">
<!-- ============ METHOD DETAIL ========== -->
<ul class="blockList">
<li class="blockList"><a name="method.detail">
<!-- -->
</a>
<h3>Method Detail</h3>
<a name="prepare-org.apache.storm.scheduler.resource.SchedulingState-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>prepare</h4>
<pre>void&nbsp;prepare(<a href="../../../../../../../org/apache/storm/scheduler/resource/SchedulingState.html" title="class in org.apache.storm.scheduler.resource">SchedulingState</a>&nbsp;schedulingState)</pre>
<div class="block"><p>Initialization</p></div>
</li>
</ul>
<a name="makeSpaceForTopo-org.apache.storm.scheduler.TopologyDetails-">
<!-- -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>makeSpaceForTopo</h4>
<pre>boolean&nbsp;makeSpaceForTopo(<a href="../../../../../../../org/apache/storm/scheduler/TopologyDetails.html" title="class in org.apache.storm.scheduler">TopologyDetails</a>&nbsp;td)</pre>
<div class="block"><p>This method when invoked should attempt to make space on the cluster so that the topology specified can be scheduled</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>td</code> - the topology to make space for</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>return true to indicate that space has been made for topology and try schedule topology td again. Return false to inidcate that no space could be made for the topology on the cluster and the scheduler should give up trying to schedule the topology for this round of scheduling. This method will be invoked until the topology indicated could be scheduled or the method returns false</dd>
</dl>
</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/IEvictionStrategy.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 class="aboutLanguage"><script type="text/javascript" src="../../../../../../../highlight.pack.js"></script>
<script type="text/javascript"><!--
hljs.initHighlightingOnLoad();
//--></script></div>
</div>
<div class="subNav">
<ul class="navList">
<li><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/eviction/DefaultEvictionStrategy.html" title="class in org.apache.storm.scheduler.resource.strategies.eviction"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
<li>Next&nbsp;Class</li>
</ul>
<ul class="navList">
<li><a href="../../../../../../../index.html?org/apache/storm/scheduler/resource/strategies/eviction/IEvictionStrategy.html" target="_top">Frames</a></li>
<li><a href="IEvictionStrategy.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>
<div>
<ul class="subNavList">
<li>Summary:&nbsp;</li>
<li>Nested&nbsp;|&nbsp;</li>
<li>Field&nbsp;|&nbsp;</li>
<li>Constr&nbsp;|&nbsp;</li>
<li><a href="#method.summary">Method</a></li>
</ul>
<ul class="subNavList">
<li>Detail:&nbsp;</li>
<li>Field&nbsp;|&nbsp;</li>
<li>Constr&nbsp;|&nbsp;</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 &#169; 2018 <a href="http://www.apache.org/">The Apache Software Foundation</a>. All Rights Reserved.</small></p>
</body>
</html>