刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 1 | <html><head><META http-equiv="Content-Type" content="text/html; charset=iso-8859-1"><title>Apache Tomcat 7 Configuration Reference (7.0.77) - The Engine Container</title><meta name="author" content="Craig R. McClanahan"><style type="text/css" media="print">
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| 2 | .noPrint {display: none;}
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| 3 | td#mainBody {width: 100%;}
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| 4 | </style><style type="text/css">
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| 5 | code {background-color:rgb(224,255,255);padding:0 0.1em;}
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| 9 | table {
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| 11 | text-align: left;
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| 12 | }
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| 13 | table *:not(table) {
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| 14 | /* Prevent border-collapsing for table child elements like <div> */
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| 15 | border-collapse: separate;
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| 16 | }
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| 17 |
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| 18 | th {
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| 19 | text-align: left;
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| 20 | }
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| 23 | div.codeBox pre code, code.attributeName, code.propertyName, code.noHighlight, .noHighlight code {
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| 24 | background-color: transparent;
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| 25 | }
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| 26 | div.codeBox {
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| 27 | overflow: auto;
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| 28 | margin: 1em 0;
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| 29 | }
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| 30 | div.codeBox pre {
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| 31 | margin: 0;
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| 32 | padding: 4px;
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| 33 | border: 1px solid #999;
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| 34 | border-radius: 5px;
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| 35 | background-color: #eff8ff;
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| 36 | display: table; /* To prevent <pre>s from taking the complete available width. */
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| 37 | /*
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| 38 | When it is officially supported, use the following CSS instead of display: table
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| 39 | to prevent big <pre>s from exceeding the browser window:
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| 40 | max-width: available;
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| 41 | width: min-content;
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| 42 | */
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| 43 | }
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| 45 | div.codeBox pre.wrap {
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| 46 | white-space: pre-wrap;
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| 47 | }
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| 50 | table.defaultTable tr, table.detail-table tr {
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| 51 | border: 1px solid #CCC;
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| 52 | }
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| 54 | table.defaultTable tr:nth-child(even), table.detail-table tr:nth-child(even) {
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| 55 | background-color: #FAFBFF;
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| 56 | }
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| 57 |
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| 58 | table.defaultTable tr:nth-child(odd), table.detail-table tr:nth-child(odd) {
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| 59 | background-color: #EEEFFF;
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| 60 | }
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| 62 | table.defaultTable th, table.detail-table th {
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| 63 | background-color: #88b;
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| 64 | color: #fff;
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| 65 | }
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| 67 | table.defaultTable th, table.defaultTable td, table.detail-table th, table.detail-table td {
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| 68 | padding: 5px 8px;
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| 69 | }
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| 71 |
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| 72 | p.notice {
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| 73 | border: 1px solid rgb(255, 0, 0);
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| 74 | background-color: rgb(238, 238, 238);
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| 75 | color: rgb(0, 51, 102);
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| 76 | padding: 0.5em;
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| 77 | margin: 1em 2em 1em 1em;
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| 78 | }
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| 79 | </style></head><body bgcolor="#ffffff" text="#000000" link="#525D76" alink="#525D76" vlink="#525D76"><table border="0" width="100%" cellspacing="0"><!--PAGE HEADER--><tr><td><!--PROJECT LOGO--><a href="http://tomcat.apache.org/"><img src="../images/tomcat.gif" align="right" alt="
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 80 | The Apache Tomcat Servlet/JSP Container
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 81 | " border="0"></a></td><td><h1><font face="arial,helvetica,sanserif">Apache Tomcat 7</font></h1><font face="arial,helvetica,sanserif">Version 7.0.77, Mar 28 2017</font></td><td><!--APACHE LOGO--><a href="http://www.apache.org/"><img src="../images/asf-logo.svg" align="right" alt="Apache Logo" border="0" style="width: 266px;height: 83px;"></a></td></tr></table><table border="0" width="100%" cellspacing="4"><!--HEADER SEPARATOR--><tr><td colspan="2"><hr noshade size="1"></td></tr><tr><!--LEFT SIDE NAVIGATION--><td width="20%" valign="top" nowrap class="noPrint"><p><strong>Links</strong></p><ul><li><a href="../index.html">Docs Home</a></li><li><a href="index.html">Config Ref. Home</a></li><li><a href="http://wiki.apache.org/tomcat/FAQ">FAQ</a></li><li><a href="#comments_section">User Comments</a></li></ul><p><strong>Top Level Elements</strong></p><ul><li><a href="server.html">Server</a></li><li><a href="service.html">Service</a></li></ul><p><strong>Executors</strong></p><ul><li><a href="executor.html">Executor</a></li></ul><p><strong>Connectors</strong></p><ul><li><a href="http.html">HTTP</a></li><li><a href="ajp.html">AJP</a></li></ul><p><strong>Containers</strong></p><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><p><strong>Nested Components</strong></p><ul><li><a href="globalresources.html">Global Resources</a></li><li><a href="jar-scanner.html">JarScanner</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><p><strong>Cluster Elements</strong></p><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><p><strong>web.xml</strong></p><ul><li><a href="filter.html">Filter</a></li></ul><p><strong>Other</strong></p><ul><li><a href="systemprops.html">System properties</a></li></ul></td><!--RIGHT SIDE MAIN BODY--><td width="80%" valign="top" align="left" id="mainBody"><h1>The Engine Container</h1><table border="0" cellspacing="0" cellpadding="2"><tr><td bgcolor="#525D76"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="Table of Contents"><!--()--></a><a name="Table_of_Contents"><strong>Table of Contents</strong></a></font></td></tr><tr><td><blockquote>
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 82 | <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><ol><li><a href="#Logging">Logging</a></li><li><a href="#Access_Logs">Access Logs</a></li><li><a href="#Lifecycle_Listeners">Lifecycle Listeners</a></li><li><a href="#Request_Filters">Request Filters</a></li></ol></li></ul>
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| 83 | </blockquote></td></tr></table><table border="0" cellspacing="0" cellpadding="2"><tr><td bgcolor="#525D76"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="Introduction"><strong>Introduction</strong></a></font></td></tr><tr><td><blockquote>
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| 84 |
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| 85 | <p>The <strong>Engine</strong> element represents the entire request
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| 86 | processing machinery associated with a particular Catalina
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| 87 | <a href="service.html">Service</a>. It receives and processes
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| 88 | <em>all</em> requests from one or more <strong>Connectors</strong>,
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| 89 | and returns the completed response to the Connector for ultimate
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| 90 | transmission back to the client.</p>
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| 91 |
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| 92 | <p>Exactly one <strong>Engine</strong> element MUST be nested inside
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| 93 | a <a href="service.html">Service</a> element, following all of the
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| 94 | corresponding Connector elements associated with this Service.</p>
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| 95 |
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| 96 | </blockquote></td></tr></table><table border="0" cellspacing="0" cellpadding="2"><tr><td bgcolor="#525D76"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="Attributes"><strong>Attributes</strong></a></font></td></tr><tr><td><blockquote>
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| 97 |
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| 98 | <table border="0" cellspacing="0" cellpadding="2"><tr><td bgcolor="#828DA6"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="Common Attributes"><!--()--></a><a name="Common_Attributes"><strong>Common Attributes</strong></a></font></td></tr><tr><td><blockquote>
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| 99 |
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| 100 | <p>All implementations of <strong>Engine</strong>
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| 101 | support the following attributes:</p>
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| 102 |
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 103 | <table border="1" cellpadding="5"><tr><th width="15%" bgcolor="#023264"><font color="#ffffff">Attribute</font></th><th width="85%" bgcolor="#023264"><font color="#ffffff">Description</font></th></tr><tr><td align="left" valign="center"><code class="attributeName">backgroundProcessorDelay</code></td><td align="left" valign="center">
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| 104 | <p>This value represents the delay in seconds between the
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| 105 | invocation of the backgroundProcess method on this engine and
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| 106 | its child containers, including all hosts and contexts.
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| 107 | Child containers will not be invoked if their delay value is not
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| 108 | negative (which would mean they are using their own processing
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| 109 | thread). Setting this to a positive value will cause
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| 110 | a thread to be spawn. After waiting the specified amount of time,
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| 111 | the thread will invoke the backgroundProcess method on this engine
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 112 | and all its child containers. If not specified, the default value for
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| 113 | this attribute is 10, which represent a 10 seconds delay.</p>
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 114 | </td></tr><tr><td align="left" valign="center"><code class="attributeName">className</code></td><td align="left" valign="center">
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 115 | <p>Java class name of the implementation to use. This class must
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| 116 | implement the <code>org.apache.catalina.Engine</code> interface.
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| 117 | If not specified, the standard value (defined below) will be used.</p>
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 118 | </td></tr><tr><td align="left" valign="center"><strong><code class="attributeName">defaultHost</code></strong></td><td align="left" valign="center">
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 119 | <p>The default host name, which identifies the
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| 120 | <a href="host.html">Host</a> that will process requests directed
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| 121 | to host names on this server, but which are not configured in
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| 122 | this configuration file. This name MUST match the <code>name</code>
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| 123 | attributes of one of the <a href="host.html">Host</a> elements
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| 124 | nested immediately inside.</p>
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 125 | </td></tr><tr><td align="left" valign="center"><code class="attributeName">jvmRoute</code></td><td align="left" valign="center">
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 126 | <p>Identifier which must be used in load balancing scenarios to enable
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| 127 | session affinity. The identifier, which must be unique across all
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 128 | Tomcat servers which participate in the cluster, will be appended to
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 129 | the generated session identifier, therefore allowing the front end
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 130 | proxy to always forward a particular session to the same Tomcat
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 131 | instance.</p>
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 132 | <p>
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| 133 | Note that the <code>jvmRoute</code> can also be set using the
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| 134 | <code>jvmRoute</code> system property. The <code>jvmRoute</code>
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| 135 | set in an <code><Engine></code> attribute will override
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| 136 | any <code>jvmRoute</code> system property.
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| 137 | </p>
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| 138 | </td></tr><tr><td align="left" valign="center"><strong><code class="attributeName">name</code></strong></td><td align="left" valign="center">
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 139 | <p>Logical name of this Engine, used in log and error messages. <em>When
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| 140 | using multiple <a href="service.html">Service</a> elements in the same
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| 141 | <a href="server.html">Server</a>, each Engine MUST be assigned a unique
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| 142 | name.</em></p>
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 143 | </td></tr><tr><td align="left" valign="center"><code class="attributeName">startStopThreads</code></td><td align="left" valign="center">
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| 144 | <p>The number of threads this <strong>Engine</strong> will use to start
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| 145 | child <a href="host.html">Host</a> elements in parallel. The special
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| 146 | value of 0 will result in the value of
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| 147 | <code>Runtime.getRuntime().availableProcessors()</code> being used.
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| 148 | Negative values will result in
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| 149 | <code>Runtime.getRuntime().availableProcessors() + value</code> being
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| 150 | used unless this is less than 1 in which case 1 thread will be used. If
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| 151 | not specified, the default value of 1 will be used. </p>
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 152 | </td></tr></table>
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| 153 |
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| 154 | </blockquote></td></tr></table>
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| 155 |
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| 156 |
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| 157 | <table border="0" cellspacing="0" cellpadding="2"><tr><td bgcolor="#828DA6"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="Standard Implementation"><!--()--></a><a name="Standard_Implementation"><strong>Standard Implementation</strong></a></font></td></tr><tr><td><blockquote>
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| 158 |
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| 159 | <p>The standard implementation of <strong>Engine</strong> is
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| 160 | <strong>org.apache.catalina.core.StandardEngine</strong>.
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| 161 | It supports the following additional attributes (in addition to the
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| 162 | common attributes listed above):</p>
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| 163 |
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| 164 | <table border="1" cellpadding="5"><tr><th width="15%" bgcolor="#023264"><font color="#ffffff">Attribute</font></th><th width="85%" bgcolor="#023264"><font color="#ffffff">Description</font></th></tr></table>
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| 165 |
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| 166 | </blockquote></td></tr></table>
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| 167 |
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| 168 |
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| 169 | </blockquote></td></tr></table><table border="0" cellspacing="0" cellpadding="2"><tr><td bgcolor="#525D76"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="Nested Components"><!--()--></a><a name="Nested_Components"><strong>Nested Components</strong></a></font></td></tr><tr><td><blockquote>
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| 170 |
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| 171 | <p>You can nest one or more <a href="host.html">Host</a> elements inside
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| 172 | this <strong>Engine</strong> element, each representing a different virtual
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| 173 | host associated with this server. At least one <a href="host.html">Host</a>
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| 174 | is required, and one of the nested <a href="host.html">Hosts</a> MUST
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| 175 | have a name that matches the name specified for the
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| 176 | <code>defaultHost</code> attribute, listed above.</p>
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| 177 |
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| 178 | <p>You can nest at most one instance of the following utility components
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| 179 | by nesting a corresponding element inside your <strong>Engine</strong>
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| 180 | element:</p>
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| 181 | <ul>
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| 182 | <li><a href="realm.html"><strong>Realm</strong></a> -
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| 183 | Configure a realm that will allow its
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| 184 | database of users, and their associated roles, to be shared across all
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| 185 | <a href="host.html">Hosts</a> and <a href="context.html">Contexts</a>
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| 186 | nested inside this Engine, unless overridden by a
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| 187 | <a href="realm.html">Realm</a> configuration at a lower level.</li>
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| 188 | </ul>
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| 189 |
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| 190 | </blockquote></td></tr></table><table border="0" cellspacing="0" cellpadding="2"><tr><td bgcolor="#525D76"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="Special Features"><!--()--></a><a name="Special_Features"><strong>Special Features</strong></a></font></td></tr><tr><td><blockquote>
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| 191 |
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| 192 |
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| 193 | <table border="0" cellspacing="0" cellpadding="2"><tr><td bgcolor="#828DA6"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="Logging"><strong>Logging</strong></a></font></td></tr><tr><td><blockquote>
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| 194 |
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 195 | <p>An engine is associated with the
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 196 | <code>org.apache.catalina.core.ContainerBase.[enginename]</code>
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| 197 | log category. Note that the brackets are actually part of the name,
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| 198 | don't omit them.</p>
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| 199 |
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| 200 | </blockquote></td></tr></table>
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| 201 |
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| 202 |
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| 203 | <table border="0" cellspacing="0" cellpadding="2"><tr><td bgcolor="#828DA6"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="Access Logs"><!--()--></a><a name="Access_Logs"><strong>Access Logs</strong></a></font></td></tr><tr><td><blockquote>
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| 204 |
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| 205 | <p>When you run a web server, one of the output files normally generated
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| 206 | is an <em>access log</em>, which generates one line of information for
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| 207 | each request processed by the server, in a standard format. Catalina
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| 208 | includes an optional <a href="valve.html">Valve</a> implementation that
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| 209 | can create access logs in the same standard format created by web servers,
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| 210 | or in any number of custom formats.</p>
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| 211 |
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| 212 | <p>You can ask Catalina to create an access log for all requests
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| 213 | processed by an <a href="engine.html">Engine</a>,
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| 214 | <a href="host.html">Host</a>, or <a href="context.html">Context</a>
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| 215 | by nesting a <a href="valve.html">Valve</a> element like this:</p>
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| 216 |
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 217 | <div class="codeBox"><pre><code><Engine name="Standalone" ...>
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 218 | ...
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| 219 | <Valve className="org.apache.catalina.valves.AccessLogValve"
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| 220 | prefix="catalina_access_log." suffix=".txt"
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| 221 | pattern="common"/>
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| 222 | ...
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 223 | </Engine></code></pre></div>
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 224 |
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 225 | <p>See <a href="valve.html#Access_Logging">Access Logging Valves</a>
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 226 | for more information on the configuration attributes that are
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| 227 | supported.</p>
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| 228 |
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| 229 | </blockquote></td></tr></table>
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| 230 |
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| 231 |
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| 232 | <table border="0" cellspacing="0" cellpadding="2"><tr><td bgcolor="#828DA6"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="Lifecycle Listeners"><!--()--></a><a name="Lifecycle_Listeners"><strong>Lifecycle Listeners</strong></a></font></td></tr><tr><td><blockquote>
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| 233 |
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| 234 | <p>If you have implemented a Java object that needs to know when this
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| 235 | <strong>Engine</strong> is started or stopped, you can declare it by
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| 236 | nesting a <strong>Listener</strong> element inside this element. The
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| 237 | class name you specify must implement the
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| 238 | <code>org.apache.catalina.LifecycleListener</code> interface, and
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| 239 | it will be notified about the occurrence of the corresponding
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| 240 | lifecycle events. Configuration of such a listener looks like this:</p>
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| 241 |
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 242 | <div class="codeBox"><pre><code><Engine name="Standalone" ...>
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 243 | ...
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| 244 | <Listener className="com.mycompany.mypackage.MyListener" ... >
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| 245 | ...
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 246 | </Engine></code></pre></div>
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 247 |
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| 248 | <p>Note that a Listener can have any number of additional properties
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| 249 | that may be configured from this element. Attribute names are matched
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| 250 | to corresponding JavaBean property names using the standard property
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| 251 | method naming patterns.</p>
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| 252 |
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| 253 | </blockquote></td></tr></table>
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| 254 |
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| 255 |
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| 256 | <table border="0" cellspacing="0" cellpadding="2"><tr><td bgcolor="#828DA6"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="Request Filters"><!--()--></a><a name="Request_Filters"><strong>Request Filters</strong></a></font></td></tr><tr><td><blockquote>
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| 257 |
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| 258 | <p>You can ask Catalina to check the IP address, or host name, on every
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| 259 | incoming request directed to the surrounding
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| 260 | <a href="engine.html">Engine</a>, <a href="host.html">Host</a>, or
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| 261 | <a href="context.html">Context</a> element. The remote address or name
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 262 | will be checked against configured "accept" and/or "deny"
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 263 | filters, which are defined using <code>java.util.regex</code> Regular
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| 264 | Expression syntax. Requests that come from locations that are
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| 265 | not accepted will be rejected with an HTTP "Forbidden" error.
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| 266 | Example filter declarations:</p>
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| 267 |
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 268 | <div class="codeBox"><pre><code><Engine name="Standalone" ...>
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 269 | ...
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| 270 | <Valve className="org.apache.catalina.valves.RemoteHostValve"
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| 271 | allow=".*\.mycompany\.com|www\.yourcompany\.com"/>
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| 272 | <Valve className="org.apache.catalina.valves.RemoteAddrValve"
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| 273 | deny="192\.168\.1\.\d+"/>
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| 274 | ...
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 275 | </Engine></code></pre></div>
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 276 |
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 277 | <p>See <a href="valve.html#Remote_Address_Filter">Remote Address Filter</a>
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| 278 | and <a href="valve.html#Remote_Host_Filter">Remote Host Filter</a> for
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 279 | more information about the configuration options that are supported.</p>
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| 280 |
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| 281 | </blockquote></td></tr></table>
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| 282 |
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| 283 |
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刘洪青 | 6266f99 | 2017-05-15 21:21:03 +0800 | [diff] [blame^] | 284 | </blockquote></td></tr></table></td></tr><tr class="noPrint"><td width="20%" valign="top" nowrap class="noPrint"></td><td width="80%" valign="top" align="left"><table border="0" cellspacing="0" cellpadding="2"><tr><td bgcolor="#525D76"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="comments_section" id="comments_section"><strong>Comments</strong></a></font></td></tr><tr><td><blockquote><p class="notice"><strong>Notice: </strong>This comments section collects your suggestions
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| 285 | on improving documentation for Apache Tomcat.<br><br>
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| 286 | If you have trouble and need help, read
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| 287 | <a href="http://tomcat.apache.org/findhelp.html">Find Help</a> page
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| 288 | and ask your question on the tomcat-users
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| 289 | <a href="http://tomcat.apache.org/lists.html">mailing list</a>.
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| 290 | Do not ask such questions here. This is not a Q&A section.<br><br>
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| 291 | The Apache Comments System is explained <a href="../comments.html">here</a>.
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| 292 | Comments may be removed by our moderators if they are either
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| 293 | implemented or considered invalid/off-topic.</p><script type="text/javascript"><!--//--><![CDATA[//><!--
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| 294 | var comments_shortname = 'tomcat';
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| 295 | var comments_identifier = 'http://tomcat.apache.org/tomcat-7.0-doc/config/engine.html';
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| 309 | //--><!]]></script></blockquote></td></tr></table></td></tr><!--FOOTER SEPARATOR--><tr><td colspan="2"><hr noshade size="1"></td></tr><!--PAGE FOOTER--><tr><td colspan="2"><div align="center"><font color="#525D76" size="-1"><em>
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| 310 | Copyright © 1999-2017, Apache Software Foundation
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Hongqing Liu | fd5ee81 | 2014-05-10 16:32:51 +0800 | [diff] [blame] | 311 | </em></font></div></td></tr></table></body></html> |