cassandra-server

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">  <html lang="en"> <head>  <title>StreamCoordinator (apache-cassandra API)</title> <meta name="date" content="2014-09-07"> <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style"> </head> <body> <script type="text/javascript"> </script> <noscript> <div>JavaScript is disabled on your browser.</div> </noscript>  <div class="topNav"><a name="navbar_top">  </a><a href="#skip-navbar_top" title="Skip navigation links"></a><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/StreamCoordinator.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/cassandra/streaming/SessionInfo.html" title="class in org.apache.cassandra.streaming"><span class="strong">Prev Class</span></a></li> <li><a href="../../../../org/apache/cassandra/streaming/StreamEvent.html" title="class in org.apache.cassandra.streaming"><span class="strong">Next Class</span></a></li> </ul> <ul class="navList"> <li><a href="../../../../index.html?org/apache/cassandra/streaming/StreamCoordinator.html" target="_top">Frames</a></li> <li><a href="StreamCoordinator.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"> </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>   <div class="header"> <div class="subTitle">org.apache.cassandra.streaming</div> <h2 title="Class StreamCoordinator" class="title">Class StreamCoordinator</h2> </div> <div class="contentContainer"> <ul class="inheritance"> <li>java.lang.Object</li> <li> <ul class="inheritance"> <li>org.apache.cassandra.streaming.StreamCoordinator</li> </ul> </li> </ul> <div class="description"> <ul class="blockList"> <li class="blockList"> <hr> <br> <pre>public class <span class="strong">StreamCoordinator</span> extends java.lang.Object</pre> <div class="block"><a href="../../../../org/apache/cassandra/streaming/StreamCoordinator.html" title="class in org.apache.cassandra.streaming"><code>StreamCoordinator</code></a> is a helper class that abstracts away maintaining multiple StreamSession and ProgressInfo instances per peer. This class coordinates multiple SessionStreams per peer in both the outgoing StreamPlan context and on the inbound StreamResultFuture context.</div> </li> </ul> </div> <div class="summary"> <ul class="blockList"> <li class="blockList">  <ul class="blockList"> <li class="blockList"><a name="constructor_summary">  </a> <h3>Constructor Summary</h3> <table class="overviewSummary" 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><strong><a href="../../../../org/apache/cassandra/streaming/StreamCoordinator.html#StreamCoordinator(int)">StreamCoordinator</a></strong>(int connectionsPerHost)</code> </td> </tr> </table> </li> </ul>  <ul class="blockList"> <li class="blockList"><a name="method_summary">  </a> <h3>Method Summary</h3> <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> <caption><span>Methods</span><span class="tabEnd"> </span></caption> <tr> <th class="colFirst" scope="col">Modifier and Type</th> <th class="colLast" scope="col">Method and Description</th> </tr> <tr class="altColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/streaming/StreamCoordinator.html#addSessionInfo(org.apache.cassandra.streaming.SessionInfo)">addSessionInfo</a></strong>(<a href="../../../../org/apache/cassandra/streaming/SessionInfo.html" title="class in org.apache.cassandra.streaming">SessionInfo</a> session)</code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/streaming/StreamCoordinator.html#connectAllStreamSessions()">connectAllStreamSessions</a></strong>()</code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>java.util.Set<<a href="../../../../org/apache/cassandra/streaming/SessionInfo.html" title="class in org.apache.cassandra.streaming">SessionInfo</a>></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/streaming/StreamCoordinator.html#getAllSessionInfo()">getAllSessionInfo</a></strong>()</code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>java.util.Collection<<a href="../../../../org/apache/cassandra/streaming/StreamSession.html" title="class in org.apache.cassandra.streaming">StreamSession</a>></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/streaming/StreamCoordinator.html#getAllStreamSessions()">getAllStreamSessions</a></strong>()</code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code><a href="../../../../org/apache/cassandra/streaming/StreamSession.html" title="class in org.apache.cassandra.streaming">StreamSession</a></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/streaming/StreamCoordinator.html#getOrCreateNextSession(java.net.InetAddress)">getOrCreateNextSession</a></strong>(java.net.InetAddress peer)</code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code><a href="../../../../org/apache/cassandra/streaming/StreamSession.html" title="class in org.apache.cassandra.streaming">StreamSession</a></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/streaming/StreamCoordinator.html#getOrCreateSessionById(java.net.InetAddress,%20int)">getOrCreateSessionById</a></strong>(java.net.InetAddress peer, int id)</code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>java.util.Set<java.net.InetAddress></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/streaming/StreamCoordinator.html#getPeers()">getPeers</a></strong>()</code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>boolean</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/streaming/StreamCoordinator.html#hasActiveSessions()">hasActiveSessions</a></strong>()</code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>boolean</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/streaming/StreamCoordinator.html#isReceiving()">isReceiving</a></strong>()</code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/streaming/StreamCoordinator.html#transferFiles(java.net.InetAddress,%20java.util.Collection)">transferFiles</a></strong>(java.net.InetAddress to, java.util.Collection<<a href="../../../../org/apache/cassandra/streaming/StreamSession.SSTableStreamingSections.html" title="class in org.apache.cassandra.streaming">StreamSession.SSTableStreamingSections</a>> sstableDetails)</code> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/streaming/StreamCoordinator.html#updateProgress(org.apache.cassandra.streaming.ProgressInfo)">updateProgress</a></strong>(<a href="../../../../org/apache/cassandra/streaming/ProgressInfo.html" title="class in org.apache.cassandra.streaming">ProgressInfo</a> info)</code> </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.Object</h3> <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li> </ul> </li> </ul> </li> </ul> </div> <div class="details"> <ul class="blockList"> <li class="blockList">  <ul class="blockList"> <li class="blockList"><a name="constructor_detail">  </a> <h3>Constructor Detail</h3> <a name="StreamCoordinator(int)">  </a> <ul class="blockListLast"> <li class="blockList"> <h4>StreamCoordinator</h4> <pre>public StreamCoordinator(int connectionsPerHost)</pre> </li> </ul> </li> </ul>  <ul class="blockList"> <li class="blockList"><a name="method_detail">  </a> <h3>Method Detail</h3> <a name="hasActiveSessions()">  </a> <ul class="blockList"> <li class="blockList"> <h4>hasActiveSessions</h4> <pre>public boolean hasActiveSessions()</pre> <dl><dt><span class="strong">Returns:</span></dt><dd>true if any stream session is active</dd></dl> </li> </ul> <a name="getAllStreamSessions()">  </a> <ul class="blockList"> <li class="blockList"> <h4>getAllStreamSessions</h4> <pre>public java.util.Collection<<a href="../../../../org/apache/cassandra/streaming/StreamSession.html" title="class in org.apache.cassandra.streaming">StreamSession</a>> getAllStreamSessions()</pre> </li> </ul> <a name="isReceiving()">  </a> <ul class="blockList"> <li class="blockList"> <h4>isReceiving</h4> <pre>public boolean isReceiving()</pre> </li> </ul> <a name="connectAllStreamSessions()">  </a> <ul class="blockList"> <li class="blockList"> <h4>connectAllStreamSessions</h4> <pre>public void connectAllStreamSessions()</pre> </li> </ul> <a name="getPeers()">  </a> <ul class="blockList"> <li class="blockList"> <h4>getPeers</h4> <pre>public java.util.Set<java.net.InetAddress> getPeers()</pre> </li> </ul> <a name="getOrCreateNextSession(java.net.InetAddress)">  </a> <ul class="blockList"> <li class="blockList"> <h4>getOrCreateNextSession</h4> <pre>public <a href="../../../../org/apache/cassandra/streaming/StreamSession.html" title="class in org.apache.cassandra.streaming">StreamSession</a> getOrCreateNextSession(java.net.InetAddress peer)</pre> </li> </ul> <a name="getOrCreateSessionById(java.net.InetAddress, int)">  </a> <ul class="blockList"> <li class="blockList"> <h4>getOrCreateSessionById</h4> <pre>public <a href="../../../../org/apache/cassandra/streaming/StreamSession.html" title="class in org.apache.cassandra.streaming">StreamSession</a> getOrCreateSessionById(java.net.InetAddress peer, int id)</pre> </li> </ul> <a name="updateProgress(org.apache.cassandra.streaming.ProgressInfo)">  </a> <ul class="blockList"> <li class="blockList"> <h4>updateProgress</h4> <pre>public void updateProgress(<a href="../../../../org/apache/cassandra/streaming/ProgressInfo.html" title="class in org.apache.cassandra.streaming">ProgressInfo</a> info)</pre> </li> </ul> <a name="addSessionInfo(org.apache.cassandra.streaming.SessionInfo)">  </a> <ul class="blockList"> <li class="blockList"> <h4>addSessionInfo</h4> <pre>public void addSessionInfo(<a href="../../../../org/apache/cassandra/streaming/SessionInfo.html" title="class in org.apache.cassandra.streaming">SessionInfo</a> session)</pre> </li> </ul> <a name="getAllSessionInfo()">  </a> <ul class="blockList"> <li class="blockList"> <h4>getAllSessionInfo</h4> <pre>public java.util.Set<<a href="../../../../org/apache/cassandra/streaming/SessionInfo.html" title="class in org.apache.cassandra.streaming">SessionInfo</a>> getAllSessionInfo()</pre> </li> </ul> <a name="transferFiles(java.net.InetAddress, java.util.Collection)">  </a> <ul class="blockListLast"> <li class="blockList"> <h4>transferFiles</h4> <pre>public void transferFiles(java.net.InetAddress to, java.util.Collection<<a href="../../../../org/apache/cassandra/streaming/StreamSession.SSTableStreamingSections.html" title="class in org.apache.cassandra.streaming">StreamSession.SSTableStreamingSections</a>> sstableDetails)</pre> </li> </ul> </li> </ul> </li> </ul> </div> </div>   <div class="bottomNav"><a name="navbar_bottom">  </a><a href="#skip-navbar_bottom" title="Skip navigation links"></a><a 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