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<div class="subTitle">org.codehaus.plexus.util</div>
<h2 title="Class ExceptionUtils" class="title">Class ExceptionUtils</h2>
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<pre>public class <span class="strong">ExceptionUtils</span>
extends <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
<div class="block"><p><code>ExceptionUtils</code> provides utilities for manipulating
<code>Throwable</code> objects.</p></div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>1.0</dd>
<dt><span class="strong">Version:</span></dt>
<dd>$Id$</dd>
<dt><span class="strong">Author:</span></dt>
<dd><a href="mailto:dlr@finemaltcoding.com">Daniel Rall</a>, Dmitri Plotnikov, Stephen Colebourne</dd></dl>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<tr class="altColor">
<td class="colFirst"><code>protected static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]</code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#CAUSE_METHOD_NAMES">CAUSE_METHOD_NAMES</a></strong></code>
<div class="block">The names of methods commonly used to access a wrapped
exception.</div>
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<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#ExceptionUtils()">ExceptionUtils</a></strong>()</code>
<div class="block">Constructs a new <code>ExceptionUtils</code>.</div>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<tr class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#addCauseMethodName(java.lang.String)">addCauseMethodName</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> methodName)</code>
<div class="block">Adds to the list of method names used in the search for <code>Throwable</code>
objects.</div>
</td>
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<tr class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#getCause(java.lang.Throwable)">getCause</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> throwable)</code>
<div class="block">Introspects the specified <code>Throwable</code> to obtain the cause.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#getCause(java.lang.Throwable,%20java.lang.String[])">getCause</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> throwable,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[] methodNames)</code>
<div class="block">Introspects the specified <code>Throwable</code> to obtain the cause
using a supplied array of method names.</div>
</td>
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<tr class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#getFullStackTrace(java.lang.Throwable)">getFullStackTrace</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> t)</code>
<div class="block">A way to get the entire nested stack-trace of an throwable.</div>
</td>
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<tr class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#getRootCause(java.lang.Throwable)">getRootCause</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> throwable)</code>
<div class="block">Walks through the exception chain to the last element -- the
"root" of the tree -- using <a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#getCause(java.lang.Throwable)"><code>getCause(Throwable)</code></a>, and
returns that exception.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]</code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#getRootCauseStackTrace(java.lang.Throwable)">getRootCauseStackTrace</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> t)</code>
<div class="block">Creates a compact stack trace for the root cause of the supplied
throwable.</div>
</td>
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<tr class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]</code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#getStackFrames(java.lang.Throwable)">getStackFrames</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> t)</code>
<div class="block">Captures the stack trace associated with the specified
<code>Throwable</code> object, decomposing it into a list of
stack frames.</div>
</td>
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<tr class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#getStackTrace(java.lang.Throwable)">getStackTrace</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> t)</code>
<div class="block">A convenient way of extracting the stack trace from an
exception.</div>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#getThrowableCount(java.lang.Throwable)">getThrowableCount</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> throwable)</code>
<div class="block">Returns the number of <code>Throwable</code> objects in the
exception chain.</div>
</td>
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<tr class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a>[]</code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#getThrowables(java.lang.Throwable)">getThrowables</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> throwable)</code>
<div class="block">Returns the list of <code>Throwable</code> objects in the
exception chain.</div>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#indexOfThrowable(java.lang.Throwable,%20java.lang.Class)">indexOfThrowable</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> throwable,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a> type)</code>
<div class="block">Delegates to <a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#indexOfThrowable(java.lang.Throwable,%20java.lang.Class,%20int)"><code>indexOfThrowable(Throwable, Class, int)</code></a>,
starting the search at the beginning of the exception chain.</div>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#indexOfThrowable(java.lang.Throwable,%20java.lang.Class,%20int)">indexOfThrowable</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> throwable,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a> type,
int fromIndex)</code>
<div class="block">Returns the (zero based) index, of the first
<code>Throwable</code> that matches the specified type in the
exception chain of <code>Throwable</code> objects with an index
greater than or equal to the specified index, or
<code>-1</code> if the type is not found.</div>
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<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#isNestedThrowable(java.lang.Throwable)">isNestedThrowable</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> throwable)</code>
<div class="block">Whether an Throwable is considered nested or not.</div>
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<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#printRootCauseStackTrace(java.lang.Throwable)">printRootCauseStackTrace</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> t)</code>
<div class="block">Equivalent to printRootCauseStackTrace(t, System.err)</div>
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<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#printRootCauseStackTrace(java.lang.Throwable,%20java.io.PrintStream)">printRootCauseStackTrace</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> t,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/io/PrintStream.html?is-external=true" title="class or interface in java.io">PrintStream</a> stream)</code>
<div class="block">Prints a compact stack trace for the root cause of a throwable.</div>
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<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#printRootCauseStackTrace(java.lang.Throwable,%20java.io.PrintWriter)">printRootCauseStackTrace</a></strong>(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> t,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/io/PrintWriter.html?is-external=true" title="class or interface in java.io">PrintWriter</a> writer)</code>
<div class="block">Same as printRootCauseStackTrace(t, stream), except it takes
a PrintWriter as an argument.</div>
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<h3>Methods inherited from class java.lang.<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
<code><a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait(long,%20int)" title="class or interface in java.lang">wait</a></code></li>
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<pre>protected static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[] CAUSE_METHOD_NAMES</pre>
<div class="block">The names of methods commonly used to access a wrapped
exception.</div>
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<pre>protected ExceptionUtils()</pre>
<div class="block">Constructs a new <code>ExceptionUtils</code>. Protected to
discourage instantiation.</div>
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<pre>public static void addCauseMethodName(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> methodName)</pre>
<div class="block"><p>Adds to the list of method names used in the search for <code>Throwable</code>
objects.</p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>methodName</code> - the methodName to add to the list, null and empty strings are ignored</dd></dl>
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<pre>public static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> getCause(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> throwable)</pre>
<div class="block"><p>Introspects the specified <code>Throwable</code> to obtain the cause.</p>
<p>The method searches for methods with specific names that return a
<code>Throwable</code> object. This will pick up most wrapping exceptions,
including those from JDK 1.4, and
The method names can be added to using <a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#addCauseMethodName(java.lang.String)"><code>addCauseMethodName(String)</code></a>.
The default list searched for are:</p>
<ul>
<li><code>getCause()</code>
<li><code>getNextException()</code>
<li><code>getTargetException()</code>
<li><code>getException()</code>
<li><code>getSourceException()</code>
<li><code>getRootCause()</code>
<li><code>getCausedByException()</code>
<li><code>getNested()</code>
</ul>
<p>In the absence of any such method, the object is inspected for a
<code>detail</code> field assignable to a <code>Throwable</code>.</p>
<p>If none of the above is found, returns <code>null</code>.</p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>throwable</code> - The exception to introspect for a cause.</dd>
<dt><span class="strong">Returns:</span></dt><dd>The cause of the <code>Throwable</code>.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang">NullPointerException</a></code> - if the throwable is null</dd></dl>
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<pre>public static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> getCause(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> throwable,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[] methodNames)</pre>
<div class="block"><p>Introspects the specified <code>Throwable</code> to obtain the cause
using a supplied array of method names.</p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>throwable</code> - The exception to introspect for a cause.</dd>
<dt><span class="strong">Returns:</span></dt><dd>The cause of the <code>Throwable</code>.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang">NullPointerException</a></code> - if the method names array is null or contains null</dd>
<dd><code><a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang">NullPointerException</a></code> - if the throwable is null</dd></dl>
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<pre>public static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> getRootCause(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> throwable)</pre>
<div class="block"><p>Walks through the exception chain to the last element -- the
"root" of the tree -- using <a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#getCause(java.lang.Throwable)"><code>getCause(Throwable)</code></a>, and
returns that exception.</p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>throwable</code> - the throwable to get the root cause for</dd>
<dt><span class="strong">Returns:</span></dt><dd>The root cause of the <code>Throwable</code>.</dd></dl>
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<pre>public static int getThrowableCount(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> throwable)</pre>
<div class="block"><p>Returns the number of <code>Throwable</code> objects in the
exception chain.</p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>throwable</code> - the exception to inspect</dd>
<dt><span class="strong">Returns:</span></dt><dd>The throwable count.</dd></dl>
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<pre>public static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a>[] getThrowables(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> throwable)</pre>
<div class="block"><p>Returns the list of <code>Throwable</code> objects in the
exception chain.</p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>throwable</code> - the exception to inspect</dd>
<dt><span class="strong">Returns:</span></dt><dd>The list of <code>Throwable</code> objects.</dd></dl>
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<pre>public static int indexOfThrowable(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> throwable,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a> type)</pre>
<div class="block"><p>Delegates to <a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#indexOfThrowable(java.lang.Throwable,%20java.lang.Class,%20int)"><code>indexOfThrowable(Throwable, Class, int)</code></a>,
starting the search at the beginning of the exception chain.</p></div>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../org/codehaus/plexus/util/ExceptionUtils.html#indexOfThrowable(java.lang.Throwable,%20java.lang.Class,%20int)"><code>indexOfThrowable(Throwable, Class, int)</code></a></dd></dl>
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<pre>public static int indexOfThrowable(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> throwable,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a> type,
int fromIndex)</pre>
<div class="block"><p>Returns the (zero based) index, of the first
<code>Throwable</code> that matches the specified type in the
exception chain of <code>Throwable</code> objects with an index
greater than or equal to the specified index, or
<code>-1</code> if the type is not found.</p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>throwable</code> - the exception to inspect</dd><dd><code>type</code> - <code>Class</code> to look for</dd><dd><code>fromIndex</code> - the (zero based) index of the starting
position in the chain to be searched</dd>
<dt><span class="strong">Returns:</span></dt><dd>the first occurrence of the type in the chain, or
<code>-1</code> if the type is not found</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/IndexOutOfBoundsException.html?is-external=true" title="class or interface in java.lang">IndexOutOfBoundsException</a></code> - If the <code>fromIndex</code>
argument is negative or not less than the count of
<code>Throwable</code>s in the chain.</dd></dl>
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<pre>public static void printRootCauseStackTrace(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> t,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/io/PrintStream.html?is-external=true" title="class or interface in java.io">PrintStream</a> stream)</pre>
<div class="block">Prints a compact stack trace for the root cause of a throwable.
The compact stack trace starts with the root cause and prints
stack frames up to the place where it was caught and wrapped.
Then it prints the wrapped exception and continues with stack frames
until the wrapper exception is caught and wrapped again, etc.
<p>
The method is equivalent to t.printStackTrace() for throwables
that don't have nested causes.</div>
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<pre>public static void printRootCauseStackTrace(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> t)</pre>
<div class="block">Equivalent to printRootCauseStackTrace(t, System.err)</div>
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<pre>public static void printRootCauseStackTrace(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> t,
<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/io/PrintWriter.html?is-external=true" title="class or interface in java.io">PrintWriter</a> writer)</pre>
<div class="block">Same as printRootCauseStackTrace(t, stream), except it takes
a PrintWriter as an argument.</div>
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<pre>public static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[] getRootCauseStackTrace(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> t)</pre>
<div class="block">Creates a compact stack trace for the root cause of the supplied
throwable.
See <code>printRootCauseStackTrace(Throwable t, PrintStream s)</code></div>
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<h4>getStackTrace</h4>
<pre>public static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> getStackTrace(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> t)</pre>
<div class="block">A convenient way of extracting the stack trace from an
exception.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>t</code> - The <code>Throwable</code>.</dd>
<dt><span class="strong">Returns:</span></dt><dd>The stack trace as generated by the exception's
<code>printStackTrace(PrintWriter)</code> method.</dd></dl>
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<a name="getFullStackTrace(java.lang.Throwable)">
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<pre>public static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> getFullStackTrace(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> t)</pre>
<div class="block">A way to get the entire nested stack-trace of an throwable.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>t</code> - The <code>Throwable</code>.</dd>
<dt><span class="strong">Returns:</span></dt><dd>The nested stack trace, with the root cause first.</dd></dl>
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<pre>public static boolean isNestedThrowable(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> throwable)</pre>
<div class="block">Whether an Throwable is considered nested or not.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>throwable</code> - The <code>Throwable</code>.</dd>
<dt><span class="strong">Returns:</span></dt><dd>boolean true/false</dd></dl>
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<h4>getStackFrames</h4>
<pre>public static <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[] getStackFrames(<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> t)</pre>
<div class="block">Captures the stack trace associated with the specified
<code>Throwable</code> object, decomposing it into a list of
stack frames.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>t</code> - The <code>Throwable</code>.</dd>
<dt><span class="strong">Returns:</span></dt><dd>An array of strings describing each stack frame.</dd></dl>
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