invocationtargetexception.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.5.0_03) on Wed Nov 02 09:50:22 CST 2005 --><META http-equiv="Content-Type" content="text/html; charset=gb2312"><TITLE>InvocationTargetException (Java 2 Platform SE 5.0)</TITLE><META NAME="keywords" CONTENT="java.lang.reflect.InvocationTargetException class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="InvocationTargetException (Java 2 Platform SE 5.0)";}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="跳过导航链接"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>概述</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>软件包</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>类</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="class-use/InvocationTargetException.html"><FONT CLASS="NavBarFont1"><B>使用</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>树</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>已过时</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../index-files/index-1.html"><FONT CLASS="NavBarFont1"><B>索引</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>帮助</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM><b>Java<sup><font size=-2>TM</font></sup> 2 Platform<br>Standard Ed. 5.0</b></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="InvocationHandler.html" title="java.lang.reflect 中的接口"><B>上一个类</B></A> <A HREF="MalformedParameterizedTypeException.html" title="java.lang.reflect 中的类"><B>下一个类</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../index.html@java_2Flang_2Freflect_2FInvocationTargetException.html" target="_top"><B>框架</B></A> <A HREF="InvocationTargetException.html" target="_top"><B>无框架</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../../allclasses-noframe.html"><B>所有类</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../../allclasses-noframe.html"><B>所有类</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> 摘要： 嵌套 | 字段 | <A HREF="#constructor_summary">构造方法</A> | <A HREF="#method_summary">方法</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">详细信息： 字段 | <A HREF="#constructor_detail">构造方法</A> | <A HREF="#method_detail">方法</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">java.lang.reflect</FONT><BR>类 InvocationTargetException</H2><PRE><A HREF="../Object.html" title="java.lang 中的类">java.lang.Object</A> <IMG SRC="../../../resources/inherit.gif" ALT="继承者 "><A HREF="../Throwable.html" title="java.lang 中的类">java.lang.Throwable</A> <IMG SRC="../../../resources/inherit.gif" ALT="继承者 "><A HREF="../Exception.html" title="java.lang 中的类">java.lang.Exception</A> <IMG SRC="../../../resources/inherit.gif" ALT="继承者 "><B>java.lang.reflect.InvocationTargetException</B></PRE><DL><DT><B>所有已实现的接口：</B> <DD>java.io.Serializable</DD></DL><HR><DL><DT><PRE>public class <B>InvocationTargetException</B><DT>extends <A HREF="../Exception.html" title="java.lang 中的类">Exception</A></DL></PRE><P>InvocationTargetException 是一种包装由调用方法或构造方法所抛出异常的经过检查的异常。<p>从版本 1.4 开始，此异常已经更新，符合通用异常链机制。“目标异常”是在构造的时候提供的，可以通过 <A HREF="InvocationTargetException.html#getTargetException()"><CODE>getTargetException()</CODE></A> 方法访问，这类对象目前被认为是导致异常的<i>原因</i>，可以通过 <A HREF="../Throwable.html#getCause()"><CODE>Throwable.getCause()</CODE></A> 方法以及后面提到的“遗留方法”访问它。<P><P><DL><DT><B>另请参见：</B><DD><A HREF="Method.html" title="java.lang.reflect 中的类"><CODE>Method</CODE></A>, <A HREF="Constructor.html" title="java.lang.reflect 中的类"><CODE>Constructor</CODE></A>, <A HREF="../../../serialized-form.html#java.lang.reflect.InvocationTargetException">序列化表格</A></DL><HR><P><!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>构造方法摘要</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected </CODE></FONT></TD><TD><CODE><B><A HREF="InvocationTargetException.html#InvocationTargetException()">InvocationTargetException</A></B>()</CODE><BR> 构造以 <code>null</code> 作为目标异常的 <code>InvocationTargetException</code>。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> </CODE></FONT></TD><TD><CODE><B><A HREF="InvocationTargetException.html#InvocationTargetException(java.lang.Throwable)">InvocationTargetException</A></B>(<A HREF="../Throwable.html" title="java.lang 中的类">Throwable</A> target)</CODE><BR> 构造带目标异常的 InvocationTargetException。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> </CODE></FONT></TD><TD><CODE><B><A HREF="InvocationTargetException.html#InvocationTargetException(java.lang.Throwable, java.lang.String)">InvocationTargetException</A></B>(<A HREF="../Throwable.html" title="java.lang 中的类">Throwable</A> target, <A HREF="../String.html" title="java.lang 中的类">String</A> s)</CODE><BR> 构造带目标异常和详细消息的 InvocationTargetException。</TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>方法摘要</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../Throwable.html" title="java.lang 中的类">Throwable</A></CODE></FONT></TD><TD><CODE><B><A HREF="InvocationTargetException.html#getCause()">getCause</A></B>()</CODE><BR> 返回此异常的原因（抛出的目标异常，可能为 <tt>null</tt>）。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../Throwable.html" title="java.lang 中的类">Throwable</A></CODE></FONT></TD><TD><CODE><B><A HREF="InvocationTargetException.html#getTargetException()">getTargetException</A></B>()</CODE><BR>⌨️ 快捷键说明
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