1<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 2<!--NewPage--> 3<HTML> 4<HEAD> 5<!-- Generated by javadoc (build 1.5.0) on Thu May 15 17:17:33 EDT 2008 --> 6<TITLE> 7ExceptionUnwrapper (Oracle - Berkeley DB Java API) 8</TITLE> 9 10<META NAME="keywords" CONTENT="com.sleepycat.util.ExceptionUnwrapper class"> 11 12<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../style.css" TITLE="Style"> 13 14<SCRIPT type="text/javascript"> 15function windowTitle() 16{ 17 parent.document.title="ExceptionUnwrapper (Oracle - Berkeley DB Java API)"; 18} 19</SCRIPT> 20<NOSCRIPT> 21</NOSCRIPT> 22 23</HEAD> 24 25<BODY BGCOLOR="white" onload="windowTitle();"> 26 27 28<!-- ========= START OF TOP NAVBAR ======= --> 29<A NAME="navbar_top"><!-- --></A> 30<A HREF="#skip-navbar_top" title="Skip navigation links"></A> 31<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""> 32<TR> 33<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> 34<A NAME="navbar_top_firstrow"><!-- --></A> 35<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> 36 <TR ALIGN="center" VALIGN="top"> 37 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> 38 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> 39 <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> 40 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="class-use/ExceptionUnwrapper.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </TD> 41 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> 42 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> 43 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> 44 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> 45 </TR> 46</TABLE> 47</TD> 48<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM> 49<b>Berkeley DB</b><br><font size="-1"> version 4.7.25</font></EM> 50</TD> 51</TR> 52 53<TR> 54<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> 55 <A HREF="../../../com/sleepycat/util/ErrorBuffer.html" title="class in com.sleepycat.util"><B>PREV CLASS</B></A> 56 <A HREF="../../../com/sleepycat/util/ExceptionWrapper.html" title="interface in com.sleepycat.util"><B>NEXT CLASS</B></A></FONT></TD> 57<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> 58 <A HREF="../../../index.html?com/sleepycat/util/ExceptionUnwrapper.html" target="_top"><B>FRAMES</B></A> 59 <A HREF="ExceptionUnwrapper.html" target="_top"><B>NO FRAMES</B></A> 60 <SCRIPT type="text/javascript"> 61 <!-- 62 if(window==top) { 63 document.writeln('<A HREF="../../../allclasses-noframe.html"><B>All Classes</B></A>'); 64 } 65 //--> 66</SCRIPT> 67<NOSCRIPT> 68 <A HREF="../../../allclasses-noframe.html"><B>All Classes</B></A> 69</NOSCRIPT> 70 71 72</FONT></TD> 73</TR> 74<TR> 75<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> 76 SUMMARY: NESTED | FIELD | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD> 77<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> 78DETAIL: FIELD | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD> 79</TR> 80</TABLE> 81<A NAME="skip-navbar_top"></A> 82<!-- ========= END OF TOP NAVBAR ========= --> 83 84<HR> 85<!-- ======== START OF CLASS DATA ======== --> 86<H2> 87<FONT SIZE="-1"> 88com.sleepycat.util</FONT> 89<BR> 90Class ExceptionUnwrapper</H2> 91<PRE> 92<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">java.lang.Object</A> 93 <IMG SRC="../../../resources/inherit.gif" ALT="extended by "><B>com.sleepycat.util.ExceptionUnwrapper</B> 94</PRE> 95<HR> 96<DL> 97<DT><PRE>public class <B>ExceptionUnwrapper</B><DT>extends <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></DL> 98</PRE> 99 100<P> 101Unwraps nested exceptions by calling the <A HREF="../../../com/sleepycat/util/ExceptionWrapper.html#getCause()"><CODE>ExceptionWrapper.getCause()</CODE></A> method for exceptions that implement the 102 <A HREF="../../../com/sleepycat/util/ExceptionWrapper.html" title="interface in com.sleepycat.util"><CODE>ExceptionWrapper</CODE></A> interface. Does not currently support the Java 1.4 103 <code>Throwable.getCause()</code> method. 104<P> 105 106<P> 107<HR> 108 109<P> 110 111<!-- ======== CONSTRUCTOR SUMMARY ======== --> 112 113<A NAME="constructor_summary"><!-- --></A> 114<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 115<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> 116<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> 117<B>Constructor Summary</B></FONT></TH> 118</TR> 119<TR BGCOLOR="white" CLASS="TableRowColor"> 120<TD><CODE><B><A HREF="../../../com/sleepycat/util/ExceptionUnwrapper.html#ExceptionUnwrapper()">ExceptionUnwrapper</A></B>()</CODE> 121 122<BR> 123 </TD> 124</TR> 125</TABLE> 126 127<!-- ========== METHOD SUMMARY =========== --> 128 129<A NAME="method_summary"><!-- --></A> 130<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 131<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> 132<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> 133<B>Method Summary</B></FONT></TH> 134</TR> 135<TR BGCOLOR="white" CLASS="TableRowColor"> 136<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> 137<CODE>static <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Exception.html" title="class or interface in java.lang">Exception</A></CODE></FONT></TD> 138<TD><CODE><B><A HREF="../../../com/sleepycat/util/ExceptionUnwrapper.html#unwrap(java.lang.Exception)">unwrap</A></B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Exception.html" title="class or interface in java.lang">Exception</A> e)</CODE> 139 140<BR> 141 Unwraps an Exception and returns the underlying Exception, or throws an 142 Error if the underlying Throwable is an Error.</TD> 143</TR> 144<TR BGCOLOR="white" CLASS="TableRowColor"> 145<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> 146<CODE>static <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Throwable.html" title="class or interface in java.lang">Throwable</A></CODE></FONT></TD> 147<TD><CODE><B><A HREF="../../../com/sleepycat/util/ExceptionUnwrapper.html#unwrapAny(java.lang.Throwable)">unwrapAny</A></B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Throwable.html" title="class or interface in java.lang">Throwable</A> e)</CODE> 148 149<BR> 150 Unwraps an Exception and returns the underlying Throwable.</TD> 151</TR> 152</TABLE> 153 <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A> 154<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 155<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> 156<TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></B></TH> 157</TR> 158<TR BGCOLOR="white" CLASS="TableRowColor"> 159<TD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#toString()" title="class or interface in java.lang">toString</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD> 160</TR> 161</TABLE> 162 163<P> 164 165<!-- ========= CONSTRUCTOR DETAIL ======== --> 166 167<A NAME="constructor_detail"><!-- --></A> 168<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 169<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> 170<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> 171<B>Constructor Detail</B></FONT></TH> 172</TR> 173</TABLE> 174 175<A NAME="ExceptionUnwrapper()"><!-- --></A><H3> 176ExceptionUnwrapper</H3> 177<PRE> 178public <B>ExceptionUnwrapper</B>()</PRE> 179<DL> 180</DL> 181 182<!-- ============ METHOD DETAIL ========== --> 183 184<A NAME="method_detail"><!-- --></A> 185<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 186<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> 187<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> 188<B>Method Detail</B></FONT></TH> 189</TR> 190</TABLE> 191 192<A NAME="unwrap(java.lang.Exception)"><!-- --></A><H3> 193unwrap</H3> 194<PRE> 195public static <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Exception.html" title="class or interface in java.lang">Exception</A> <B>unwrap</B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Exception.html" title="class or interface in java.lang">Exception</A> e)</PRE> 196<DL> 197<DD>Unwraps an Exception and returns the underlying Exception, or throws an 198 Error if the underlying Throwable is an Error. 199<P> 200<DD><DL> 201<DT><B>Parameters:</B><DD><CODE>e</CODE> - is the Exception to unwrap. 202<DT><B>Returns:</B><DD>the underlying Exception. 203<DT><B>Throws:</B> 204<DD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Error.html" title="class or interface in java.lang">Error</A></CODE> - if the underlying Throwable is an Error. 205<DD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/IllegalArgumentException.html" title="class or interface in java.lang">IllegalArgumentException</A></CODE> - if the underlying Throwable is not an 206 Exception or an Error.</DL> 207</DD> 208</DL> 209<HR> 210 211<A NAME="unwrapAny(java.lang.Throwable)"><!-- --></A><H3> 212unwrapAny</H3> 213<PRE> 214public static <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Throwable.html" title="class or interface in java.lang">Throwable</A> <B>unwrapAny</B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Throwable.html" title="class or interface in java.lang">Throwable</A> e)</PRE> 215<DL> 216<DD>Unwraps an Exception and returns the underlying Throwable. 217<P> 218<DD><DL> 219<DT><B>Parameters:</B><DD><CODE>e</CODE> - is the Exception to unwrap. 220<DT><B>Returns:</B><DD>the underlying Throwable.</DL> 221</DD> 222</DL> 223<!-- ========= END OF CLASS DATA ========= --> 224<HR> 225 226 227<!-- ======= START OF BOTTOM NAVBAR ====== --> 228<A NAME="navbar_bottom"><!-- --></A> 229<A HREF="#skip-navbar_bottom" title="Skip navigation links"></A> 230<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""> 231<TR> 232<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> 233<A NAME="navbar_bottom_firstrow"><!-- --></A> 234<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> 235 <TR ALIGN="center" VALIGN="top"> 236 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> 237 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> 238 <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> 239 <TD 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