rejectedexecutionhandler.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 09:51:47 CST 2005 --><META http-equiv="Content-Type" content="text/html; charset=gb2312"><TITLE>RejectedExecutionHandler (Java 2 Platform SE 5.0)</TITLE><META NAME="keywords" CONTENT="java.util.concurrent.RejectedExecutionHandler interface"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="RejectedExecutionHandler (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 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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="RejectedExecutionException.html" title="java.util.concurrent 中的类"><B>上一个类</B></A> <A HREF="ScheduledExecutorService.html" title="java.util.concurrent 中的接口"><B>下一个类</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../index.html@java_2Futil_2Fconcurrent_2FRejectedExecutionHandler.html" target="_top"><B>框架</B></A> <A HREF="RejectedExecutionHandler.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 | 构造方法 | <A HREF="#method_summary">方法</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">详细信息： 字段 | 构造方法 | <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.util.concurrent</FONT><BR>接口 RejectedExecutionHandler</H2><DL><DT><B>所有已知实现类：</B> <DD><A HREF="ThreadPoolExecutor.AbortPolicy.html" title="java.util.concurrent 中的类">ThreadPoolExecutor.AbortPolicy</A>, <A HREF="ThreadPoolExecutor.CallerRunsPolicy.html" title="java.util.concurrent 中的类">ThreadPoolExecutor.CallerRunsPolicy</A>, <A HREF="ThreadPoolExecutor.DiscardOldestPolicy.html" title="java.util.concurrent 中的类">ThreadPoolExecutor.DiscardOldestPolicy</A>, <A HREF="ThreadPoolExecutor.DiscardPolicy.html" title="java.util.concurrent 中的类">ThreadPoolExecutor.DiscardPolicy</A></DD></DL><HR><DL><DT><PRE>public interface <B>RejectedExecutionHandler</B></DL></PRE><P>无法由 <A HREF="ThreadPoolExecutor.html" title="java.util.concurrent 中的类"><CODE>ThreadPoolExecutor</CODE></A> 执行的任务的处理程序。<P><P><DL><DT><B>从以下版本开始：</B></DT> <DD>1.5</DD></DL><HR><P><!-- ========== 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> void</CODE></FONT></TD><TD><CODE><B><A HREF="RejectedExecutionHandler.html#rejectedExecution(java.lang.Runnable, java.util.concurrent.ThreadPoolExecutor)">rejectedExecution</A></B>(<A HREF="../../lang/Runnable.html" title="java.lang 中的接口">Runnable</A> r, <A HREF="ThreadPoolExecutor.html" title="java.util.concurrent 中的类">ThreadPoolExecutor</A> executor)</CODE><BR> 当 <tt>execute</tt> 不能接受某个任务时，可以由 <A HREF="ThreadPoolExecutor.html" title="java.util.concurrent 中的类"><CODE>ThreadPoolExecutor</CODE></A> 调用的方法。</TD></TR></TABLE> <P><!-- ============ METHOD DETAIL ========== --><A NAME="method_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"><B>方法详细信息</B></FONT></TH></TR></TABLE><A NAME="rejectedExecution(java.lang.Runnable, java.util.concurrent.ThreadPoolExecutor)"><!-- --></A><H3>rejectedExecution</H3><PRE>void <B>rejectedExecution</B>(<A HREF="../../lang/Runnable.html" title="java.lang 中的接口">Runnable</A> r, <A HREF="ThreadPoolExecutor.html" title="java.util.concurrent 中的类">ThreadPoolExecutor</A> executor)</PRE><DL><DD>当 <tt>execute</tt> 不能接受某个任务时，可以由 <A HREF="ThreadPoolExecutor.html" title="java.util.concurrent 中的类"><CODE>ThreadPoolExecutor</CODE></A> 调用的方法。因为超出其界限而没有更多可用的线程或队列槽时，或者关闭 Executor 时就可能发生这种情况。在没有其他替代方法的情况下，该方法可能抛出未经检查的 <A HREF="RejectedExecutionException.html" title="java.util.concurrent 中的类"><CODE>RejectedExecutionException</CODE></A>，而该异常将传播到 <tt>execute</tt> 的调用方。<P><DD><DL><DT><B>参数：</B><DD><CODE>r</CODE> - 所请求执行的可运行任务。<DD><CODE>executor</CODE> - 试图执行此任务的执行程序。<DT><B>抛出：</B><DD><CODE><A HREF="RejectedExecutionException.html" title="java.util.concurrent 中的类">RejectedExecutionException</A></CODE> - 如果没有补救方法。</DL></DD></DL><!-- ========= END OF CLASS DATA ========= --><HR><!-- ======= START OF BOTTOM NAVBAR ====== --><A NAME="navbar_bottom"><!-- --></A><A HREF="#skip-navbar_bottom" 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_bottom_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" 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