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| 771 | blopes | 1 | <!DOCTYPE html SYSTEM "about:legacy-compat"> |
| 2 | <html lang="en"><head><META http-equiv="Content-Type" content="text/html; charset=UTF-8"><link href="../images/docs-stylesheet.css" rel="stylesheet" type="text/css"><title>Apache Tomcat 9 Configuration Reference (9.0.112) - The Service Component</title></head><body><div id="wrapper"><header><div id="header"><div><div><div class="logo noPrint"><a href="https://tomcat.apache.org/"><img alt="Tomcat Home" src="../images/tomcat.png"></a></div><div style="height: 1px;"></div><div class="asfLogo noPrint"><a href="https://www.apache.org/" target="_blank"><img src="../images/asf-logo.svg" alt="The Apache Software Foundation" style="width: 266px; height: 83px;"></a></div><h1>Apache Tomcat 9 Configuration Reference</h1><div class="versionInfo"> |
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| 3 | Version 9.0.112, |
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| 4 | <time datetime="2025-11-06">Nov 6 2025</time></div><div style="height: 1px;"></div><div style="clear: left;"></div></div></div></div></header><div id="middle"><div><div id="mainLeft" class="noprint"><div><nav><div><h2>Links</h2><ul><li><a href="../index.html">Docs Home</a></li><li><a href="index.html">Config Ref. Home</a></li><li><a href="https://cwiki.apache.org/confluence/display/TOMCAT/FAQ">FAQ</a></li><li><a href="#comments_section">User Comments</a></li></ul></div><div><h2>Top Level Elements</h2><ul><li><a href="server.html">Server</a></li><li><a href="service.html">Service</a></li></ul></div><div><h2>Executors</h2><ul><li><a href="executor.html">Executor</a></li></ul></div><div><h2>Connectors</h2><ul><li><a href="http.html">HTTP/1.1</a></li><li><a href="http2.html">HTTP/2</a></li><li><a href="ajp.html">AJP</a></li></ul></div><div><h2>Containers</h2><ul><li><a href="context.html">Context</a></li><li><a href="engine.html">Engine</a></li><li><a href="host.html">Host</a></li><li><a href="cluster.html">Cluster</a></li></ul></div><div><h2>Nested Components</h2><ul><li><a href="cookie-processor.html">CookieProcessor</a></li><li><a href="credentialhandler.html">CredentialHandler</a></li><li><a href="globalresources.html">Global Resources</a></li><li><a href="jar-scanner.html">JarScanner</a></li><li><a href="jar-scan-filter.html">JarScanFilter</a></li><li><a href="listeners.html">Listeners</a></li><li><a href="loader.html">Loader</a></li><li><a href="manager.html">Manager</a></li><li><a href="realm.html">Realm</a></li><li><a href="resources.html">Resources</a></li><li><a href="sessionidgenerator.html">SessionIdGenerator</a></li><li><a href="valve.html">Valve</a></li></ul></div><div><h2>Cluster Elements</h2><ul><li><a href="cluster.html">Cluster</a></li><li><a href="cluster-manager.html">Manager</a></li><li><a href="cluster-channel.html">Channel</a></li><li><a href="cluster-membership.html">Channel/Membership</a></li><li><a href="cluster-sender.html">Channel/Sender</a></li><li><a href="cluster-receiver.html">Channel/Receiver</a></li><li><a href="cluster-interceptor.html">Channel/Interceptor</a></li><li><a href="cluster-valve.html">Valve</a></li><li><a href="cluster-deployer.html">Deployer</a></li><li><a href="cluster-listener.html">ClusterListener</a></li></ul></div><div><h2>web.xml</h2><ul><li><a href="filter.html">Filter</a></li></ul></div><div><h2>Other</h2><ul><li><a href="runtime-attributes.html">Runtime attributes</a></li><li><a href="systemprops.html">System properties</a></li><li><a href="jaspic.html">JASPIC</a></li></ul></div></nav></div></div><div id="mainRight"><div id="content"><h2>The Service Component</h2><h3 id="Table_of_Contents">Table of Contents</h3><div class="text"> |
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| 5 | <ul><li><a href="#Introduction">Introduction</a></li><li><a href="#Attributes">Attributes</a><ol><li><a href="#Common_Attributes">Common Attributes</a></li><li><a href="#Standard_Implementation">Standard Implementation</a></li></ol></li><li><a href="#Nested_Components">Nested Components</a></li><li><a href="#Special_Features">Special Features</a></li></ul> |
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| 6 | </div><h3 id="Introduction">Introduction</h3><div class="text"> |
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| 7 | |||
| 8 | <p>A <strong>Service</strong> element represents the combination of one or |
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| 9 | more <strong>Connector</strong> components that share a single |
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| 10 | <a href="engine.html">Engine</a> component for processing incoming |
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| 11 | requests. One or more <strong>Service</strong> elements may be nested |
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| 12 | inside a <a href="server.html">Server</a> element.</p> |
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| 13 | |||
| 14 | </div><h3 id="Attributes">Attributes</h3><div class="text"> |
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| 15 | |||
| 16 | <div class="subsection"><h4 id="Common_Attributes">Common Attributes</h4><div class="text"> |
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| 17 | |||
| 18 | <p>All implementations of <strong>Service</strong> |
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| 19 | support the following attributes:</p> |
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| 20 | |||
| 21 | <table class="defaultTable"><tr><th style="width: 15%;"> |
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| 22 | Attribute |
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| 23 | </th><th style="width: 85%;"> |
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| 24 | Description |
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| 25 | </th></tr><tr id="Attributes_Common Attributes_className"><td><code class="attributeName">className</code></td><td> |
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| 26 | <p>Java class name of the implementation to use. This class must |
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| 27 | implement the <code>org.apache.catalina.Service</code> interface. |
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| 28 | If no class name is specified, the standard implementation will |
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| 29 | be used.</p> |
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| 30 | </td></tr><tr id="Attributes_Common Attributes_name"><td><strong><code class="attributeName">name</code></strong></td><td> |
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| 31 | <p>The display name of this <strong>Service</strong>, which will |
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| 32 | be included in log messages if you utilize standard Catalina |
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| 33 | components. The name of each <strong>Service</strong> that is |
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| 34 | associated with a particular <a href="server.html">Server</a> |
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| 35 | must be unique.</p> |
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| 36 | </td></tr></table> |
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| 37 | |||
| 38 | </div></div> |
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| 39 | |||
| 40 | <div class="subsection"><h4 id="Standard_Implementation">Standard Implementation</h4><div class="text"> |
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| 41 | |||
| 42 | <p>The standard implementation of <strong>Service</strong> is |
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| 43 | <strong>org.apache.catalina.core.StandardService</strong>. |
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| 44 | It supports the following additional attributes (in addition to the |
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| 45 | common attributes listed above):</p> |
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| 46 | |||
| 47 | <table class="defaultTable"><tr><th style="width: 15%;"> |
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| 48 | Attribute |
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| 49 | </th><th style="width: 85%;"> |
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| 50 | Description |
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| 51 | </th></tr><tr id="Attributes_Standard Implementation_gracefulStopAwaitMillis"><td><code class="attributeName">gracefulStopAwaitMillis</code></td><td> |
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| 52 | <p>The time to wait, in milliseconds, when stopping the Service for the |
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| 53 | client connections to finish processing and close before the Service's |
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| 54 | container hierarchy is stopped. The wait only applies to Connectors |
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| 55 | configured with a <code>bindOnInit</code> value of <code>false</code> |
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| 56 | which is not the default. Any value of zero or less means there will be no |
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| 57 | wait. If not specified, the default value of zero will be used.</p> |
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| 58 | </td></tr></table> |
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| 59 | |||
| 60 | </div></div> |
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| 61 | |||
| 62 | </div><h3 id="Nested_Components">Nested Components</h3><div class="text"> |
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| 63 | |||
| 64 | <p>The only components that may be nested inside a <strong>Service</strong> |
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| 65 | element are one or more <strong>Connector</strong> elements, |
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| 66 | followed by exactly one <a href="engine.html">Engine</a> element.</p> |
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| 67 | |||
| 68 | </div><h3 id="Special_Features">Special Features</h3><div class="text"> |
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| 69 | |||
| 70 | <p>There are no special features associated with a <strong>Service</strong>. |
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| 71 | </p> |
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| 72 | |||
| 73 | </div></div></div></div></div><footer><div id="footer"> |
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| 74 | Copyright © 1999-2025, The Apache Software Foundation |
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| 75 | <br> |
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| 76 | Apache Tomcat, Tomcat, Apache, the Apache Tomcat logo and the Apache logo |
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| 77 | are either registered trademarks or trademarks of the Apache Software |
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| 78 | Foundation. |
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| 79 | </div></footer></div></body></html> |