| <!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_92) on Thu Jun 07 14:26:36 EDT 2018 --> |
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> |
| <title>org.eclipse.jetty.util.preventers (Jetty :: Project 9.3.24.v20180605 API)</title> |
| <meta name="date" content="2018-06-07"> |
| <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.eclipse.jetty.util.preventers (Jetty :: Project 9.3.24.v20180605 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/eclipse/jetty/util/log/jmx/package-summary.html">Prev Package</a></li> |
| <li><a href="../../../../../org/eclipse/jetty/util/resource/package-summary.html">Next Package</a></li> |
| </ul> |
| <ul class="navList"> |
| <li><a href="../../../../../index.html?org/eclipse/jetty/util/preventers/package-summary.html" target="_top">Frames</a></li> |
| <li><a href="package-summary.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"><!-- |
| 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 org.eclipse.jetty.util.preventers</h1> |
| <div class="docSummary"> |
| <div class="block">Jetty Util : Common Memory Leak Prevention Tooling</div> |
| </div> |
| <p>See: <a href="#package.description">Description</a></p> |
| </div> |
| <div class="contentContainer"> |
| <ul class="blockList"> |
| <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"> </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/eclipse/jetty/util/preventers/AbstractLeakPreventer.html" title="class in org.eclipse.jetty.util.preventers">AbstractLeakPreventer</a></td> |
| <td class="colLast"> |
| <div class="block">AbstractLeakPreventer |
| |
| Abstract base class for code that seeks to avoid pinning of webapp classloaders by using the jetty classloader to |
| proactively call the code that pins them (generally pinned as static data members, or as static |
| data members that are daemon threads (which use the context classloader)).</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/eclipse/jetty/util/preventers/AppContextLeakPreventer.html" title="class in org.eclipse.jetty.util.preventers">AppContextLeakPreventer</a></td> |
| <td class="colLast"> |
| <div class="block">AppContextLeakPreventer |
| |
| Cause the classloader that is pinned by AppContext.getAppContext() to be |
| a container or system classloader, not a webapp classloader.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/eclipse/jetty/util/preventers/AWTLeakPreventer.html" title="class in org.eclipse.jetty.util.preventers">AWTLeakPreventer</a></td> |
| <td class="colLast"> |
| <div class="block">AWTLeakPreventer |
| |
| See https://issues.jboss.org/browse/AS7-3733 |
| |
| The java.awt.Toolkit class has a static field that is the default toolkit.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/eclipse/jetty/util/preventers/DOMLeakPreventer.html" title="class in org.eclipse.jetty.util.preventers">DOMLeakPreventer</a></td> |
| <td class="colLast"> |
| <div class="block">DOMLeakPreventer |
| |
| See http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6916498 |
| |
| Prevent the RuntimeException that is a static member of AbstractDOMParser |
| from pinning a webapp classloader by causing it to be set here by a non-webapp classloader.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/eclipse/jetty/util/preventers/DriverManagerLeakPreventer.html" title="class in org.eclipse.jetty.util.preventers">DriverManagerLeakPreventer</a></td> |
| <td class="colLast"> |
| <div class="block">DriverManagerLeakPreventer |
| |
| Cause DriverManager.getCallerClassLoader() to be called, which will pin the classloader.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/eclipse/jetty/util/preventers/GCThreadLeakPreventer.html" title="class in org.eclipse.jetty.util.preventers">GCThreadLeakPreventer</a></td> |
| <td class="colLast"> |
| <div class="block">GCThreadLeakPreventer |
| |
| Prevents a call to sun.misc.GC.requestLatency pinning a webapp classloader |
| by calling it with a non-webapp classloader.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/eclipse/jetty/util/preventers/Java2DLeakPreventer.html" title="class in org.eclipse.jetty.util.preventers">Java2DLeakPreventer</a></td> |
| <td class="colLast"> |
| <div class="block">Java2DLeakPreventer |
| |
| Prevent pinning of webapp classloader by pre-loading sun.java2d.Disposer class |
| before webapp classloaders are created.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/eclipse/jetty/util/preventers/LDAPLeakPreventer.html" title="class in org.eclipse.jetty.util.preventers">LDAPLeakPreventer</a></td> |
| <td class="colLast"> |
| <div class="block">LDAPLeakPreventer |
| |
| If com.sun.jndi.LdapPoolManager class is loaded and the system property |
| com.sun.jndi.ldap.connect.pool.timeout is set to a nonzero value, a daemon |
| thread is started which can pin a webapp classloader if it is the first to |
| load the LdapPoolManager.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/eclipse/jetty/util/preventers/LoginConfigurationLeakPreventer.html" title="class in org.eclipse.jetty.util.preventers">LoginConfigurationLeakPreventer</a></td> |
| <td class="colLast"> |
| <div class="block">LoginConfigurationLeakPreventer |
| |
| The javax.security.auth.login.Configuration class keeps a static reference to the |
| thread context classloader.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/eclipse/jetty/util/preventers/SecurityProviderLeakPreventer.html" title="class in org.eclipse.jetty.util.preventers">SecurityProviderLeakPreventer</a></td> |
| <td class="colLast"> |
| <div class="block">SecurityProviderLeakPreventer |
| |
| Some security providers, such as sun.security.pkcs11.SunPKCS11 start a deamon thread, |
| which will use the thread context classloader.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </li> |
| </ul> |
| <a name="package.description"> |
| <!-- --> |
| </a> |
| <h2 title="Package org.eclipse.jetty.util.preventers Description">Package org.eclipse.jetty.util.preventers Description</h2> |
| <div class="block">Jetty Util : Common Memory Leak Prevention Tooling</div> |
| </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/eclipse/jetty/util/log/jmx/package-summary.html">Prev Package</a></li> |
| <li><a href="../../../../../org/eclipse/jetty/util/resource/package-summary.html">Next Package</a></li> |
| </ul> |
| <ul class="navList"> |
| <li><a href="../../../../../index.html?org/eclipse/jetty/util/preventers/package-summary.html" target="_top">Frames</a></li> |
| <li><a href="package-summary.html" target="_top">No Frames</a></li> |
| </ul> |
| <ul class="navList" id="allclasses_navbar_bottom"> |
| <li><a href="../../../../../allclasses-noframe.html">All 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 © 1995–2018 <a href="http://webtide.com">Webtide</a>. All rights reserved.</small></p> |
| </body> |
| </html> |
