📄 tee.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_10) on Fri Jan 26 16:34:49 NZDT 2007 --><TITLE>Tee</TITLE><META NAME="keywords" CONTENT="weka.core.Tee class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="Tee";}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="Skip navigation links"></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>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="http://www.cs.waikato.ac.nz/ml/weka/" target="_blank"><FONT CLASS="NavBarFont1"><B>Weka's home</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../weka/core/TechnicalInformationHandlerJavadoc.html" title="class in weka.core"><B>PREV CLASS</B></A> <A HREF="../../weka/core/TestInstances.html" title="class in weka.core"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../index.html?weka/core/Tee.html" target="_top"><B>FRAMES</B></A> <A HREF="Tee.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | FIELD | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">weka.core</FONT><BR>Class Tee</H2><PRE>java.lang.Object <IMG SRC="../../resources/inherit.gif" ALT="extended by ">java.io.OutputStream <IMG SRC="../../resources/inherit.gif" ALT="extended by ">java.io.FilterOutputStream <IMG SRC="../../resources/inherit.gif" ALT="extended by ">java.io.PrintStream <IMG SRC="../../resources/inherit.gif" ALT="extended by "><B>weka.core.Tee</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD>java.io.Closeable, java.io.Flushable, java.lang.Appendable</DD></DL><HR><DL><DT><PRE>public class <B>Tee</B><DT>extends java.io.PrintStream</DL></PRE><P>This class pipelines print/println's to several PrintStreams. Useful for redirecting System.out and System.err to files etc.<br/> E.g., for redirecting stderr/stdout to files with timestamps and:<br/> <pre> import java.io.*; import weka.core.Tee; ... // stdout Tee teeOut = new Tee(System.out); teeOut.add(new PrintStream(new FileOutputStream("out.txt")), true); System.setOut(teeOut); // stderr Tee teeErr = new Tee(System.err); teeErr.add(new PrintStream(new FileOutputStream("err.txt")), true); System.setOut(teeErr); ... </pre><P><P><DL><DT><B>Version:</B></DT> <DD>$Revision: 1.3 $</DD><DT><B>Author:</B></DT> <DD>FracPete (fracpete at waikato dot ac dot nz)</DD></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>Constructor Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../weka/core/Tee.html#Tee()">Tee</A></B>()</CODE><BR> initializes the object, with a default printstream</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../weka/core/Tee.html#Tee(java.io.PrintStream)">Tee</A></B>(java.io.PrintStream def)</CODE><BR> initializes the object with the given default printstream, e.g., System.out.</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>Method Summary</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="../../weka/core/Tee.html#add(java.io.PrintStream)">add</A></B>(java.io.PrintStream p)</CODE><BR> adds the given PrintStream to the list of streams, with NO timestamp and NO prefix</TD></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="../../weka/core/Tee.html#add(java.io.PrintStream, boolean)">add</A></B>(java.io.PrintStream p, boolean timestamp)</CODE><BR> adds the given PrintStream to the list of streams, with NO prefix</TD></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="../../weka/core/Tee.html#add(java.io.PrintStream, boolean, java.lang.String)">add</A></B>(java.io.PrintStream p, boolean timestamp, java.lang.String prefix)</CODE><BR> adds the given PrintStream to the list of streams</TD></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="../../weka/core/Tee.html#clear()">clear</A></B>()</CODE><BR> removes all streams and places the default printstream, if any, again in the list</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/core/Tee.html#contains(java.io.PrintStream)">contains</A></B>(java.io.PrintStream p)</CODE><BR> checks whether the given PrintStream is already in the list</TD></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="../../weka/core/Tee.html#flush()">flush</A></B>()</CODE><BR> flushes all the printstreams</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.io.PrintStream</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/core/Tee.html#get(int)">get</A></B>(int index)</CODE><BR> returns the specified PrintStream from the list</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.io.PrintStream</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/core/Tee.html#getDefault()">getDefault</A></B>()</CODE><BR> returns the default printstrean, can be NULL</TD></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="../../weka/core/Tee.html#print(boolean)">print</A></B>(boolean x)</CODE><BR> prints the given boolean to the streams</TD></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="../../weka/core/Tee.html#print(int)">print</A></B>(int x)</CODE><BR> prints the given int to the streams</TD></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="../../weka/core/Tee.html#print(java.lang.Object)">print</A></B>(java.lang.Object x)</CODE><BR> prints the given object to the streams</TD></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="../../weka/core/Tee.html#print(java.lang.String)">print</A></B>(java.lang.String x)</CODE><BR> prints the given string to the streams</TD></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="../../weka/core/Tee.html#println()">println</A></B>()</CODE><BR> prints a new line to the streams</TD></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="../../weka/core/Tee.html#println(boolean)">println</A></B>(boolean x)</CODE><BR> prints the given boolean to the streams</TD></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="../../weka/core/Tee.html#println(int)">println</A></B>(int x)</CODE><BR> prints the given int to the streams</TD></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="../../weka/core/Tee.html#println(java.lang.Object)">println</A></B>(java.lang.Object x)</CODE><BR> prints the given object to the streams (for Throwables we print the stack trace)</TD></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="../../weka/core/Tee.html#println(java.lang.String)">println</A></B>(java.lang.String x)</CODE><BR> prints the given string to the streams</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.io.PrintStream</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/core/Tee.html#remove(int)">remove</A></B>(int index)</CODE><BR> removes the given PrintStream from the list</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.io.PrintStream</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/core/Tee.html#remove(java.io.PrintStream)">remove</A></B>(java.io.PrintStream p)</CODE><BR> removes the given PrintStream from the list</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> int</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/core/Tee.html#size()">size</A></B>()</CODE><BR> returns the number of streams currently in the list</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../../weka/core/Tee.html#toString()">toString</A></B>()</CODE><BR> returns only the classname and the number of streams</TD></TR></TABLE> <A NAME="methods_inherited_from_class_java.io.PrintStream"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Methods inherited from class java.io.PrintStream</B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE>append, append, append, checkError, close, format, format, print, print, print, print, print, printf, printf, println, println, println, println, println, write, write</CODE></TD></TR></TABLE> <A NAME="methods_inherited_from_class_java.io.FilterOutputStream"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Methods inherited from class java.io.FilterOutputStream</B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE>write</CODE></TD></TR></TABLE> <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Methods inherited from class java.lang.Object</B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE>equals, getClass, hashCode, notify, notifyAll, wait, wait, wait</CODE></TD></TR></TABLE> <P><!-- ========= CONSTRUCTOR DETAIL ======== --><A NAME="constructor_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>Constructor Detail</B></FONT></TH></TR></TABLE><A NAME="Tee()"><!-- --></A><H3>Tee</H3><PRE>public <B>Tee</B>()</PRE><DL><DD>initializes the object, with a default printstream<P></DL><HR><A NAME="Tee(java.io.PrintStream)"><!-- --></A><H3>Tee</H3><PRE>public <B>Tee</B>(java.io.PrintStream def)</PRE><DL>⌨️ 快捷键说明
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