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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 09:53:12 CST 2005 --><META http-equiv="Content-Type" content="text/html; charset=gb2312"><TITLE>类 java.util.logging.Level 的使用 (Java 2 Platform SE 5.0)</TITLE><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){    parent.document.title="类 java.util.logging.Level 的使用 (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" 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NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><CENTER><H2><B>类 java.util.logging.Level<br>的使用</B></H2></CENTER><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">使用 <A HREF="../Level.html" title="java.util.logging 中的类">Level</A> 的软件包</FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><A HREF="#java.util.logging"><B>java.util.logging</B></A></TD><TD>提供 Java<SUP><FONT SIZE="-2">TM</FONT></SUP> 2 平台核心日志工具的类和接口。&nbsp;</TD></TR></TABLE>&nbsp;<P><A NAME="java.util.logging"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><A HREF="../package-summary.html">java.util.logging</A> 中 <A HREF="../Level.html" title="java.util.logging 中的类">Level</A> 的使用</FONT></TH></TR></TABLE>&nbsp;<P><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor"><TH ALIGN="left" COLSPAN="2">声明为 <A HREF="../Level.html" title="java.util.logging 中的类">Level</A> 的 <A HREF="../package-summary.html">java.util.logging</A> 中的字段</FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static&nbsp;<A HREF="../Level.html" title="java.util.logging 中的类">Level</A></CODE></FONT></TD><TD><CODE><B>Level.</B><B><A HREF="../Level.html#ALL">ALL</A></B></CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ALL 指示应该记录所有消息。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static&nbsp;<A HREF="../Level.html" title="java.util.logging 中的类">Level</A></CODE></FONT></TD><TD><CODE><B>Level.</B><B><A HREF="../Level.html#CONFIG">CONFIG</A></B></CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;CONFIG 是用于静态配置消息的消息级别。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static&nbsp;<A HREF="../Level.html" title="java.util.logging 中的类">Level</A></CODE></FONT></TD><TD><CODE><B>Level.</B><B><A HREF="../Level.html#FINE">FINE</A></B></CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;FINE 是提供跟踪信息的消息级别。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static&nbsp;<A HREF="../Level.html" title="java.util.logging 中的类">Level</A></CODE></FONT></TD><TD><CODE><B>Level.</B><B><A HREF="../Level.html#FINER">FINER</A></B></CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;FINER 指示一条相当详细的跟踪消息。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static&nbsp;<A HREF="../Level.html" title="java.util.logging 中的类">Level</A></CODE></FONT></TD><TD><CODE><B>Level.</B><B><A HREF="../Level.html#FINEST">FINEST</A></B></CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;FINEST 指示一条最详细的跟踪消息。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static&nbsp;<A HREF="../Level.html" title="java.util.logging 中的类">Level</A></CODE></FONT></TD><TD><CODE><B>Level.</B><B><A HREF="../Level.html#INFO">INFO</A></B></CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;INFO 是报告消息的消息级别。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static&nbsp;<A HREF="../Level.html" title="java.util.logging 中的类">Level</A></CODE></FONT></TD><TD><CODE><B>Level.</B><B><A HREF="../Level.html#OFF">OFF</A></B></CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;OFF 是一个可用于关闭日志记录的特殊级别。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static&nbsp;<A HREF="../Level.html" title="java.util.logging 中的类">Level</A></CODE></FONT></TD><TD><CODE><B>Level.</B><B><A HREF="../Level.html#SEVERE">SEVERE</A></B></CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;SEVERE 是指示严重失败的消息级别。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static&nbsp;<A HREF="../Level.html" title="java.util.logging 中的类">Level</A></CODE></FONT></TD><TD><CODE><B>Level.</B><B><A HREF="../Level.html#WARNING">WARNING</A></B></CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;WARNING 是指示潜在问题的消息级别。</TD></TR></TABLE>&nbsp;<P><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor"><TH ALIGN="left" COLSPAN="2">返回 <A HREF="../Level.html" title="java.util.logging 中的类">Level</A> 的 <A HREF="../package-summary.html">java.util.logging</A> 中的方法</FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;<A HREF="../Level.html" title="java.util.logging 中的类">Level</A></CODE></FONT></TD><TD><CODE><B>Logger.</B><B><A HREF="../Logger.html#getLevel()">getLevel</A></B>()</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;获得已为此 Logger 指定的日志级别(Level)。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;<A HREF="../Level.html" title="java.util.logging 中的类">Level</A></CODE></FONT></TD><TD><CODE><B>Handler.</B><B><A HREF="../Handler.html#getLevel()">getLevel</A></B>()</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;获得用于指定该 <tt>Handler</tt> 所记录信息的日志级别。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;<A HREF="../Level.html" title="java.util.logging 中的类">Level</A></CODE></FONT></TD><TD><CODE><B>LogRecord.</B><B><A HREF="../LogRecord.html#getLevel()">getLevel</A></B>()</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;获取日志消息级别,例如 Level.SEVERE。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;<A HREF="../Level.html" title="java.util.logging 中的类">Level</A></CODE></FONT></TD><TD><CODE><B>MemoryHandler.</B><B><A HREF="../MemoryHandler.html#getPushLevel()">getPushLevel</A></B>()</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;获得 <tt>pushLevel</tt>。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static&nbsp;<A HREF="../Level.html" title="java.util.logging 中的类">Level</A></CODE></FONT></TD><TD><CODE><B>Level.</B><B><A HREF="../Level.html#parse(java.lang.String)">parse</A></B>(<A HREF="../../../lang/String.html" title="java.lang 中的类">String</A>&nbsp;name)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;将级别名称字符串分析成 Level。</TD></TR></TABLE>&nbsp;<P><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor"><TH ALIGN="left" COLSPAN="2">参数类型为 <A HREF="../Level.html" title="java.util.logging 中的类">Level</A> 的 <A HREF="../package-summary.html">java.util.logging</A> 中的方法</FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;boolean</CODE></FONT></TD><TD><CODE><B>Logger.</B><B><A HREF="../Logger.html#isLoggable(java.util.logging.Level)">isLoggable</A></B>(<A HREF="../Level.html" title="java.util.logging 中的类">Level</A>&nbsp;level)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;检查给定级别的消息实际上是否由此 logger 记录。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;void</CODE></FONT></TD><TD><CODE><B>Logger.</B><B><A HREF="../Logger.html#log(java.util.logging.Level, java.lang.String)">log</A></B>(<A HREF="../Level.html" title="java.util.logging 中的类">Level</A>&nbsp;level,

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