| <!DOCTYPE HTML> |
| <!-- NewPage --> |
| <html lang="en"> |
| <head> |
| <!-- Generated by javadoc (16) --> |
| <title>StackWalkerUtils (OpenJ9 JDK 16)</title> |
| <meta name="viewport" content="width=device-width, initial-scale=1"> |
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> |
| <meta name="description" content="declaration: module: openj9.dtfj, package: com.ibm.j9ddr.vm29.j9.stackwalker, class: StackWalkerUtils"> |
| <meta name="generator" content="javadoc/ClassWriterImpl"> |
| <meta name="keywords" content="com.ibm.j9ddr.vm29.j9.stackwalker.StackWalkerUtils class"> |
| <meta name="keywords" content="logger"> |
| <meta name="keywords" content="INITIAL_O_SLOTS_CORRUPTION_THRESHOLD"> |
| <meta name="keywords" content="DEBUG_STACKMAP"> |
| <meta name="keywords" content="DEBUG_LOCALMAP"> |
| <meta name="keywords" content="swPrintf()"> |
| <meta name="keywords" content="swPrintMethod()"> |
| <meta name="keywords" content="WALK_METHOD_CLASS()"> |
| <meta name="keywords" content="WALK_NAMED_INDIRECT_O_SLOT()"> |
| <meta name="keywords" content="WALK_NAMED_INDIRECT_I_SLOT()"> |
| <meta name="keywords" content="WALK_INDIRECT_O_SLOT()"> |
| <meta name="keywords" content="WALK_INDIRECT_I_SLOT()"> |
| <meta name="keywords" content="WALK_NAMED_O_SLOT()"> |
| <meta name="keywords" content="WALK_NAMED_I_SLOT()"> |
| <meta name="keywords" content="WALK_O_SLOT()"> |
| <meta name="keywords" content="WALK_I_SLOT()"> |
| <meta name="keywords" content="JIT_RESOLVE_PARM()"> |
| <meta name="keywords" content="resetOSlotsCorruptionThreshold()"> |
| <meta name="keywords" content="oSlotsCorruptionThresholdReached()"> |
| <meta name="keywords" content="handleOSlotsCorruption()"> |
| <meta name="keywords" content="enableVerboseLogging()"> |
| <meta name="keywords" content="disableVerboseLogging()"> |
| <link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style"> |
| <link rel="stylesheet" type="text/css" href="../../../../../../../script-dir/jquery-ui.min.css" title="Style"> |
| <link rel="stylesheet" type="text/css" href="../../../../../../../jquery-ui.overrides.css" title="Style"> |
| <script type="text/javascript" src="../../../../../../../script.js"></script> |
| <script type="text/javascript" src="../../../../../../../script-dir/jquery-3.5.1.min.js"></script> |
| <script type="text/javascript" src="../../../../../../../script-dir/jquery-ui.min.js"></script> |
| </head> |
| <body class="class-declaration-page"> |
| <script type="text/javascript">var evenRowColor = "even-row-color"; |
| var oddRowColor = "odd-row-color"; |
| var tableTab = "table-tab"; |
| var activeTableTab = "active-table-tab"; |
| var pathtoroot = "../../../../../../../"; |
| loadScripts(document, 'script');</script> |
| <noscript> |
| <div>JavaScript is disabled on your browser.</div> |
| </noscript> |
| <div class="flex-box"> |
| <header role="banner" class="flex-header"> |
| <nav role="navigation"> |
| <!-- ========= START OF TOP NAVBAR ======= --> |
| <div class="top-nav" id="navbar.top"> |
| <div class="skip-nav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div> |
| <div class="about-language"><div style="margin-top: 9px;"><strong>OpenJ9 JDK 16</strong></div></div> |
| <ul id="navbar.top.firstrow" class="nav-list" title="Navigation"> |
| <li><a href="../../../../../../../index.html">Overview</a></li> |
| <li><a href="../../../../../../module-summary.html">Module</a></li> |
| <li><a href="package-summary.html">Package</a></li> |
| <li class="nav-bar-cell1-rev">Class</li> |
| <li><a href="class-use/StackWalkerUtils.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-files/index-1.html">Index</a></li> |
| <li><a href="../../../../../../../help-doc.html">Help</a></li> |
| </ul> |
| </div> |
| <div class="sub-nav"> |
| <div> |
| <ul class="sub-nav-list"> |
| <li>Summary: </li> |
| <li>Nested | </li> |
| <li><a href="#field.summary">Field</a> | </li> |
| <li><a href="#constructor.summary">Constr</a> | </li> |
| <li><a href="#method.summary">Method</a></li> |
| </ul> |
| <ul class="sub-nav-list"> |
| <li>Detail: </li> |
| <li><a href="#field.detail">Field</a> | </li> |
| <li><a href="#constructor.detail">Constr</a> | </li> |
| <li><a href="#method.detail">Method</a></li> |
| </ul> |
| </div> |
| <div class="nav-list-search"><label for="search">SEARCH:</label> |
| <input type="text" id="search" value="search" disabled="disabled"> |
| <input type="reset" id="reset" value="reset" disabled="disabled"> |
| </div> |
| </div> |
| <!-- ========= END OF TOP NAVBAR ========= --> |
| <span class="skip-nav" id="skip.navbar.top"> |
| <!-- --> |
| </span></nav> |
| </header> |
| <div class="flex-content"> |
| <main role="main"> |
| <!-- ======== START OF CLASS DATA ======== --> |
| <div class="header"> |
| <div class="sub-title"><span class="module-label-in-type">Module</span> <a href="../../../../../../module-summary.html">openj9.dtfj</a></div> |
| <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">com.ibm.j9ddr.vm29.j9.stackwalker</a></div> |
| <h1 title="Class StackWalkerUtils" class="title">Class StackWalkerUtils</h1> |
| </div> |
| <div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link" target="_blank">java.lang.Object</a> |
| <div class="inheritance">com.ibm.j9ddr.vm29.j9.stackwalker.StackWalkerUtils</div> |
| </div> |
| <section class="description"> |
| <hr> |
| <div class="type-signature"><span class="modifiers">public class </span><span class="element-name type-name-label">StackWalkerUtils</span> |
| <span class="extends-implements">extends <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link" target="_blank">Object</a></span></div> |
| <div class="block">Utility methods shared between stack walkers.</div> |
| </section> |
| <section class="summary"> |
| <ul class="summary-list"> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <li> |
| <section class="field-summary" id="field.summary"> |
| <h2>Field Summary</h2> |
| <div class="caption"><span>Fields</span></div> |
| <div class="summary-table three-column-summary"> |
| <div class="table-header col-first">Modifier and Type</div> |
| <div class="table-header col-second">Field</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color"><code>static boolean</code></div> |
| <div class="col-second even-row-color"><code><span class="member-name-link"><a href="#DEBUG_LOCALMAP">DEBUG_LOCALMAP</a></span></code></div> |
| <div class="col-last even-row-color"> </div> |
| <div class="col-first odd-row-color"><code>static boolean</code></div> |
| <div class="col-second odd-row-color"><code><span class="member-name-link"><a href="#DEBUG_STACKMAP">DEBUG_STACKMAP</a></span></code></div> |
| <div class="col-last odd-row-color"> </div> |
| <div class="col-first even-row-color"><code>static int</code></div> |
| <div class="col-second even-row-color"><code><span class="member-name-link"><a href="#INITIAL_O_SLOTS_CORRUPTION_THRESHOLD">INITIAL_O_SLOTS_CORRUPTION_THRESHOLD</a></span></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block">Number of CorruptDataExceptions from iterate-o-slots logic that we report before disabling |
| the o-slots walk</div> |
| </div> |
| <div class="col-first odd-row-color"><code>static <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.logging/java/util/logging/Logger.html" title="class or interface in java.util.logging" class="external-link" target="_blank">Logger</a></code></div> |
| <div class="col-second odd-row-color"><code><span class="member-name-link"><a href="#logger">logger</a></span></code></div> |
| <div class="col-last odd-row-color"> |
| <div class="block">Stack walker logger, can be enabled for debugging stack walker issues when |
| running inside other tools, for example Memory Analyzer.</div> |
| </div> |
| </div> |
| </section> |
| </li> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <li> |
| <section class="constructor-summary" id="constructor.summary"> |
| <h2>Constructor Summary</h2> |
| <div class="caption"><span>Constructors</span></div> |
| <div class="summary-table two-column-summary"> |
| <div class="table-header col-first">Constructor</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-constructor-name even-row-color"><code><span class="member-name-link"><a href="#%3Cinit%3E()">StackWalkerUtils</a></span>()</code></div> |
| <div class="col-last even-row-color"> </div> |
| </div> |
| </section> |
| </li> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <li> |
| <section class="method-summary" id="method.summary"> |
| <h2>Method Summary</h2> |
| <div id="method-summary-table"> |
| <div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab1" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab1', 3)" class="table-tab">Static Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div> |
| <div id="method-summary-table.tabpanel" role="tabpanel"> |
| <div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0"> |
| <div class="table-header col-first">Modifier and Type</div> |
| <div class="table-header col-second">Method</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static void</code></div> |
| <div class="col-second even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#disableVerboseLogging()">disableVerboseLogging</a></span>()</code></div> |
| <div class="col-last even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> </div> |
| <div class="col-first odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static void</code></div> |
| <div class="col-second odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#enableVerboseLogging(int)">enableVerboseLogging</a></span>​(int level)</code></div> |
| <div class="col-last odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> |
| <div class="block">Enables stackwalk verbose logging through j.u.logging - similar in appearance to -verbose:stackwalk output from native.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static void</code></div> |
| <div class="col-second even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#enableVerboseLogging(int,java.io.PrintStream)">enableVerboseLogging</a></span>​(int level, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/PrintStream.html" title="class or interface in java.io" class="external-link" target="_blank">PrintStream</a> os)</code></div> |
| <div class="col-last even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> </div> |
| <div class="col-first odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static void</code></div> |
| <div class="col-second odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#handleOSlotsCorruption(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,java.lang.String,java.lang.String,com.ibm.j9ddr.CorruptDataException)">handleOSlotsCorruption</a></span>​(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link" target="_blank">String</a> className, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link" target="_blank">String</a> methodName, |
| <a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a> ex)</code></div> |
| <div class="col-last odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> |
| <div class="block">Since walking OSlots touches a lot more code than just doing a frame walk, we have a layer of corruption handling |
| just above the o-slots logic.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static <a href="../../types/UDATA.html" title="class in com.ibm.j9ddr.vm29.types">UDATA</a></code></div> |
| <div class="col-second even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#JIT_RESOLVE_PARM(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,int)">JIT_RESOLVE_PARM</a></span>​(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| int parmNumber)</code></div> |
| <div class="col-last even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> </div> |
| <div class="col-first odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#oSlotsCorruptionThresholdReached()">oSlotsCorruptionThresholdReached</a></span>()</code></div> |
| <div class="col-last odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> </div> |
| <div class="col-first even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static void</code></div> |
| <div class="col-second even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#resetOSlotsCorruptionThreshold()">resetOSlotsCorruptionThreshold</a></span>()</code></div> |
| <div class="col-last even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> </div> |
| <div class="col-first odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static void</code></div> |
| <div class="col-second odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#swPrintf(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,int,java.lang.String,java.lang.Object...)">swPrintf</a></span>​(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| int level, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link" target="_blank">String</a> message, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link" target="_blank">Object</a>... args)</code></div> |
| <div class="col-last odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> |
| <div class="block">This function is a little overloaded.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static void</code></div> |
| <div class="col-second even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#swPrintMethod(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState)">swPrintMethod</a></span>​(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState)</code></div> |
| <div class="col-last even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> </div> |
| <div class="col-first odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static void</code></div> |
| <div class="col-second odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#swPrintMethod(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.generated.J9MethodPointer)">swPrintMethod</a></span>​(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| com.ibm.j9ddr.vm29.pointer.generated.J9MethodPointer method)</code></div> |
| <div class="col-last odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> </div> |
| <div class="col-first even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static void</code></div> |
| <div class="col-second even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#WALK_I_SLOT(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.PointerPointer)">WALK_I_SLOT</a></span>​(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="../../pointer/PointerPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">PointerPointer</a> slot)</code></div> |
| <div class="col-last even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> </div> |
| <div class="col-first odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static void</code></div> |
| <div class="col-second odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#WALK_INDIRECT_I_SLOT(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.PointerPointer,com.ibm.j9ddr.vm29.pointer.VoidPointer)">WALK_INDIRECT_I_SLOT</a></span>​(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="../../pointer/PointerPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">PointerPointer</a> slot, |
| <a href="../../pointer/VoidPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">VoidPointer</a> ind)</code></div> |
| <div class="col-last odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> </div> |
| <div class="col-first even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static void</code></div> |
| <div class="col-second even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#WALK_INDIRECT_O_SLOT(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.PointerPointer,com.ibm.j9ddr.vm29.pointer.VoidPointer)">WALK_INDIRECT_O_SLOT</a></span>​(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="../../pointer/PointerPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">PointerPointer</a> slot, |
| <a href="../../pointer/VoidPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">VoidPointer</a> ind)</code></div> |
| <div class="col-last even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> </div> |
| <div class="col-first odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static void</code></div> |
| <div class="col-second odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#WALK_METHOD_CLASS(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState)">WALK_METHOD_CLASS</a></span>​(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState)</code></div> |
| <div class="col-last odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> </div> |
| <div class="col-first even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static void</code></div> |
| <div class="col-second even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#WALK_NAMED_I_SLOT(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.PointerPointer,java.lang.String)">WALK_NAMED_I_SLOT</a></span>​(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="../../pointer/PointerPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">PointerPointer</a> slot, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link" target="_blank">String</a> tag)</code></div> |
| <div class="col-last even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> </div> |
| <div class="col-first odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static void</code></div> |
| <div class="col-second odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#WALK_NAMED_INDIRECT_I_SLOT(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.PointerPointer,com.ibm.j9ddr.vm29.pointer.VoidPointer,java.lang.String)">WALK_NAMED_INDIRECT_I_SLOT</a></span>​(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="../../pointer/PointerPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">PointerPointer</a> intSlot, |
| <a href="../../pointer/VoidPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">VoidPointer</a> indirectSlot, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link" target="_blank">String</a> tag)</code></div> |
| <div class="col-last odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> </div> |
| <div class="col-first even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static void</code></div> |
| <div class="col-second even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#WALK_NAMED_INDIRECT_O_SLOT(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.PointerPointer,com.ibm.j9ddr.vm29.pointer.VoidPointer,java.lang.String)">WALK_NAMED_INDIRECT_O_SLOT</a></span>​(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="../../pointer/PointerPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">PointerPointer</a> objectSlot, |
| <a href="../../pointer/VoidPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">VoidPointer</a> indirectSlot, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link" target="_blank">String</a> tag)</code></div> |
| <div class="col-last even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> </div> |
| <div class="col-first odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static void</code></div> |
| <div class="col-second odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#WALK_NAMED_O_SLOT(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.PointerPointer,java.lang.String)">WALK_NAMED_O_SLOT</a></span>​(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="../../pointer/PointerPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">PointerPointer</a> slot, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link" target="_blank">String</a> tag)</code></div> |
| <div class="col-last odd-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> </div> |
| <div class="col-first even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code>static void</code></div> |
| <div class="col-second even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#WALK_O_SLOT(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.PointerPointer)">WALK_O_SLOT</a></span>​(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="../../pointer/PointerPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">PointerPointer</a> slot)</code></div> |
| <div class="col-last even-row-color method-summary-table-tab1 method-summary-table-tab4 method-summary-table"> </div> |
| </div> |
| </div> |
| </div> |
| <div class="inherited-list"> |
| <h3 id="methods.inherited.from.class.java.lang.Object">Methods declared in class java.lang.<a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link" target="_blank">Object</a></h3> |
| <code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#clone()" title="class or interface in java.lang" class="external-link" target="_blank">clone</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang" class="external-link" target="_blank">equals</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#finalize()" title="class or interface in java.lang" class="external-link" target="_blank">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link" target="_blank">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#hashCode()" title="class or interface in java.lang" class="external-link" target="_blank">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link" target="_blank">notify</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link" target="_blank">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#toString()" title="class or interface in java.lang" class="external-link" target="_blank">toString</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link" target="_blank">wait</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link" target="_blank">wait</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#wait(long,int)" title="class or interface in java.lang" class="external-link" target="_blank">wait</a></code></div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <section class="details"> |
| <ul class="details-list"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <li> |
| <section class="field-details" id="field.detail"> |
| <h2>Field Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="logger"> |
| <h3>logger</h3> |
| <div class="member-signature"><span class="modifiers">public static final</span> <span class="return-type"><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.logging/java/util/logging/Logger.html" title="class or interface in java.util.logging" class="external-link" target="_blank">Logger</a></span> <span class="element-name">logger</span></div> |
| <div class="block">Stack walker logger, can be enabled for debugging stack walker issues when |
| running inside other tools, for example Memory Analyzer.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="INITIAL_O_SLOTS_CORRUPTION_THRESHOLD"> |
| <h3>INITIAL_O_SLOTS_CORRUPTION_THRESHOLD</h3> |
| <div class="member-signature"><span class="modifiers">public static final</span> <span class="return-type">int</span> <span class="element-name">INITIAL_O_SLOTS_CORRUPTION_THRESHOLD</span></div> |
| <div class="block">Number of CorruptDataExceptions from iterate-o-slots logic that we report before disabling |
| the o-slots walk</div> |
| <dl class="notes"> |
| <dt>See Also:</dt> |
| <dd><a href="../../../../../../../constant-values.html#com.ibm.j9ddr.vm29.j9.stackwalker.StackWalkerUtils.INITIAL_O_SLOTS_CORRUPTION_THRESHOLD">Constant Field Values</a></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="DEBUG_STACKMAP"> |
| <h3>DEBUG_STACKMAP</h3> |
| <div class="member-signature"><span class="modifiers">public static final</span> <span class="return-type">boolean</span> <span class="element-name">DEBUG_STACKMAP</span></div> |
| <dl class="notes"> |
| <dt>See Also:</dt> |
| <dd><a href="../../../../../../../constant-values.html#com.ibm.j9ddr.vm29.j9.stackwalker.StackWalkerUtils.DEBUG_STACKMAP">Constant Field Values</a></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="DEBUG_LOCALMAP"> |
| <h3>DEBUG_LOCALMAP</h3> |
| <div class="member-signature"><span class="modifiers">public static final</span> <span class="return-type">boolean</span> <span class="element-name">DEBUG_LOCALMAP</span></div> |
| <dl class="notes"> |
| <dt>See Also:</dt> |
| <dd><a href="../../../../../../../constant-values.html#com.ibm.j9ddr.vm29.j9.stackwalker.StackWalkerUtils.DEBUG_LOCALMAP">Constant Field Values</a></dd> |
| </dl> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <li> |
| <section class="constructor-details" id="constructor.detail"> |
| <h2>Constructor Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="<init>()"> |
| <h3>StackWalkerUtils</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="element-name">StackWalkerUtils</span>()</div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| <!-- ============ METHOD DETAIL ========== --> |
| <li> |
| <section class="method-details" id="method.detail"> |
| <h2>Method Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="swPrintf(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,int,java.lang.String,java.lang.Object...)"> |
| <h3>swPrintf</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">void</span> <span class="element-name">swPrintf</span>​<span class="parameters">(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| int level, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link" target="_blank">String</a> message, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link" target="_blank">Object</a>... args)</span></div> |
| <div class="block">This function is a little overloaded. As well as determining if a message should |
| be printed out for the message level chosen by the tool running the stack walker |
| we also allow for someone turning on logging for debug to get details about the |
| stack walker while running (for example) Memory Analyzer.</div> |
| <dl class="notes"> |
| <dt>Parameters:</dt> |
| <dd><code>walkState</code> - </dd> |
| <dd><code>level</code> - </dd> |
| <dd><code>message</code> - </dd> |
| <dd><code>args</code> - </dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="swPrintMethod(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState)"> |
| <h3>swPrintMethod</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">void</span> <span class="element-name">swPrintMethod</span>​<span class="parameters">(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState)</span> |
| throws <span class="exceptions"><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></span></div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="swPrintMethod(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.generated.J9MethodPointer)"> |
| <h3>swPrintMethod</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">void</span> <span class="element-name">swPrintMethod</span>​<span class="parameters">(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| com.ibm.j9ddr.vm29.pointer.generated.J9MethodPointer method)</span> |
| throws <span class="exceptions"><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></span></div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="WALK_METHOD_CLASS(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState)"> |
| <h3>WALK_METHOD_CLASS</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">void</span> <span class="element-name">WALK_METHOD_CLASS</span>​<span class="parameters">(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState)</span> |
| throws <span class="exceptions"><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></span></div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="WALK_NAMED_INDIRECT_O_SLOT(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.PointerPointer,com.ibm.j9ddr.vm29.pointer.VoidPointer,java.lang.String)"> |
| <h3>WALK_NAMED_INDIRECT_O_SLOT</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">void</span> <span class="element-name">WALK_NAMED_INDIRECT_O_SLOT</span>​<span class="parameters">(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="../../pointer/PointerPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">PointerPointer</a> objectSlot, |
| <a href="../../pointer/VoidPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">VoidPointer</a> indirectSlot, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link" target="_blank">String</a> tag)</span> |
| throws <span class="exceptions"><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></span></div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="WALK_NAMED_INDIRECT_I_SLOT(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.PointerPointer,com.ibm.j9ddr.vm29.pointer.VoidPointer,java.lang.String)"> |
| <h3>WALK_NAMED_INDIRECT_I_SLOT</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">void</span> <span class="element-name">WALK_NAMED_INDIRECT_I_SLOT</span>​<span class="parameters">(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="../../pointer/PointerPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">PointerPointer</a> intSlot, |
| <a href="../../pointer/VoidPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">VoidPointer</a> indirectSlot, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link" target="_blank">String</a> tag)</span> |
| throws <span class="exceptions"><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></span></div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="WALK_INDIRECT_O_SLOT(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.PointerPointer,com.ibm.j9ddr.vm29.pointer.VoidPointer)"> |
| <h3>WALK_INDIRECT_O_SLOT</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">void</span> <span class="element-name">WALK_INDIRECT_O_SLOT</span>​<span class="parameters">(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="../../pointer/PointerPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">PointerPointer</a> slot, |
| <a href="../../pointer/VoidPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">VoidPointer</a> ind)</span> |
| throws <span class="exceptions"><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></span></div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="WALK_INDIRECT_I_SLOT(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.PointerPointer,com.ibm.j9ddr.vm29.pointer.VoidPointer)"> |
| <h3>WALK_INDIRECT_I_SLOT</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">void</span> <span class="element-name">WALK_INDIRECT_I_SLOT</span>​<span class="parameters">(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="../../pointer/PointerPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">PointerPointer</a> slot, |
| <a href="../../pointer/VoidPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">VoidPointer</a> ind)</span> |
| throws <span class="exceptions"><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></span></div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="WALK_NAMED_O_SLOT(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.PointerPointer,java.lang.String)"> |
| <h3>WALK_NAMED_O_SLOT</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">void</span> <span class="element-name">WALK_NAMED_O_SLOT</span>​<span class="parameters">(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="../../pointer/PointerPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">PointerPointer</a> slot, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link" target="_blank">String</a> tag)</span> |
| throws <span class="exceptions"><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></span></div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="WALK_NAMED_I_SLOT(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.PointerPointer,java.lang.String)"> |
| <h3>WALK_NAMED_I_SLOT</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">void</span> <span class="element-name">WALK_NAMED_I_SLOT</span>​<span class="parameters">(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="../../pointer/PointerPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">PointerPointer</a> slot, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link" target="_blank">String</a> tag)</span> |
| throws <span class="exceptions"><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></span></div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="WALK_O_SLOT(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.PointerPointer)"> |
| <h3>WALK_O_SLOT</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">void</span> <span class="element-name">WALK_O_SLOT</span>​<span class="parameters">(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="../../pointer/PointerPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">PointerPointer</a> slot)</span> |
| throws <span class="exceptions"><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></span></div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="WALK_I_SLOT(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,com.ibm.j9ddr.vm29.pointer.PointerPointer)"> |
| <h3>WALK_I_SLOT</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">void</span> <span class="element-name">WALK_I_SLOT</span>​<span class="parameters">(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="../../pointer/PointerPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">PointerPointer</a> slot)</span> |
| throws <span class="exceptions"><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></span></div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="JIT_RESOLVE_PARM(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,int)"> |
| <h3>JIT_RESOLVE_PARM</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type"><a href="../../types/UDATA.html" title="class in com.ibm.j9ddr.vm29.types">UDATA</a></span> <span class="element-name">JIT_RESOLVE_PARM</span>​<span class="parameters">(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| int parmNumber)</span> |
| throws <span class="exceptions"><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></span></div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="resetOSlotsCorruptionThreshold()"> |
| <h3>resetOSlotsCorruptionThreshold</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">void</span> <span class="element-name">resetOSlotsCorruptionThreshold</span>()</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="oSlotsCorruptionThresholdReached()"> |
| <h3>oSlotsCorruptionThresholdReached</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">boolean</span> <span class="element-name">oSlotsCorruptionThresholdReached</span>()</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="handleOSlotsCorruption(com.ibm.j9ddr.vm29.j9.stackwalker.WalkState,java.lang.String,java.lang.String,com.ibm.j9ddr.CorruptDataException)"> |
| <h3>handleOSlotsCorruption</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">void</span> <span class="element-name">handleOSlotsCorruption</span>​<span class="parameters">(<a href="WalkState.html" title="class in com.ibm.j9ddr.vm29.j9.stackwalker">WalkState</a> walkState, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link" target="_blank">String</a> className, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link" target="_blank">String</a> methodName, |
| <a href="../../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a> ex)</span></div> |
| <div class="block">Since walking OSlots touches a lot more code than just doing a frame walk, we have a layer of corruption handling |
| just above the o-slots logic. We have oslotsCorruptionThreshold attempts, then give up. |
| |
| This method is called in the catch block just below the top-level if (J9_STACKWALK_ITERATE_O_SLOTS) {} conditional.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="enableVerboseLogging(int)"> |
| <h3>enableVerboseLogging</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">void</span> <span class="element-name">enableVerboseLogging</span>​<span class="parameters">(int level)</span></div> |
| <div class="block">Enables stackwalk verbose logging through j.u.logging - similar in appearance to -verbose:stackwalk output from native.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="enableVerboseLogging(int,java.io.PrintStream)"> |
| <h3>enableVerboseLogging</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">void</span> <span class="element-name">enableVerboseLogging</span>​<span class="parameters">(int level, |
| <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/PrintStream.html" title="class or interface in java.io" class="external-link" target="_blank">PrintStream</a> os)</span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="disableVerboseLogging()"> |
| <h3>disableVerboseLogging</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type">void</span> <span class="element-name">disableVerboseLogging</span>()</div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <!-- ========= END OF CLASS DATA ========= --> |
| </main> |
| <footer role="contentinfo"> |
| <hr> |
| <p class="legal-copy"><small><a href="https://www.eclipse.org/openj9/" target="_blank">Eclipse OpenJ9 website.</a><br> To raise a bug report or suggest an improvement create an <a href="https://github.com/eclipse-openj9/openj9/issues" target="_blank">Eclipse Openj9 issue.</a><br> Copyright © 1998, 2021, IBM Corp. and others.</small></p> |
| </footer> |
| </div> |
| </div> |
| </body> |
| </html> |
