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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 1.4.2) on Wed Apr 19 08:11:00 PDT 2006 --><TITLE>CommandMap (JavaBeans Activation Framework API documentation)</TITLE><META NAME="keywords" CONTENT="javax.activation.CommandMap class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="CommandMap (JavaBeans Activation Framework API documentation)";}</SCRIPT></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=3 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="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="class-use/CommandMap.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </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-files/index-1.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> </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="../../javax/activation/CommandInfo.html" title="class in javax.activation"><B>PREV CLASS</B></A> <A HREF="../../javax/activation/DataHandler.html" title="class in javax.activation"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../index.html" target="_top"><B>FRAMES</B></A> <A HREF="CommandMap.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">javax.activation</FONT><BR>Class CommandMap</H2><PRE>java.lang.Object <IMG SRC="../../resources/inherit.gif" ALT="extended by"><B>javax.activation.CommandMap</B></PRE><DL><DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../javax/activation/MailcapCommandMap.html" title="class in javax.activation">MailcapCommandMap</A></DD></DL><HR><DL><DT>public abstract class <B>CommandMap</B><DT>extends java.lang.Object</DL><P>The CommandMap class provides an interface to a registry of command objects available in the system. Developers are expected to either use the CommandMap implementation included with this package (MailcapCommandMap) or develop their own. Note that some of the methods in this class are abstract.<P><P><HR><P><!-- ======== NESTED CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Constructor Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../javax/activation/CommandMap.html#CommandMap()">CommandMap</A></B>()</CODE><BR> </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"><TD COLSPAN=2><FONT SIZE="+2"><B>Method Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>abstract <A HREF="../../javax/activation/DataContentHandler.html" title="interface in javax.activation">DataContentHandler</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/activation/CommandMap.html#createDataContentHandler(java.lang.String)">createDataContentHandler</A></B>(java.lang.String mimeType)</CODE><BR> Locate a DataContentHandler that corresponds to the MIME type.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../javax/activation/DataContentHandler.html" title="interface in javax.activation">DataContentHandler</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/activation/CommandMap.html#createDataContentHandler(java.lang.String, javax.activation.DataSource)">createDataContentHandler</A></B>(java.lang.String mimeType, <A HREF="../../javax/activation/DataSource.html" title="interface in javax.activation">DataSource</A> ds)</CODE><BR> Locate a DataContentHandler that corresponds to the MIME type.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>abstract <A HREF="../../javax/activation/CommandInfo.html" title="class in javax.activation">CommandInfo</A>[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/activation/CommandMap.html#getAllCommands(java.lang.String)">getAllCommands</A></B>(java.lang.String mimeType)</CODE><BR> Get all the available commands for this type.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../javax/activation/CommandInfo.html" title="class in javax.activation">CommandInfo</A>[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/activation/CommandMap.html#getAllCommands(java.lang.String, javax.activation.DataSource)">getAllCommands</A></B>(java.lang.String mimeType, <A HREF="../../javax/activation/DataSource.html" title="interface in javax.activation">DataSource</A> ds)</CODE><BR> Get all the available commands for this type.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>abstract <A HREF="../../javax/activation/CommandInfo.html" title="class in javax.activation">CommandInfo</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/activation/CommandMap.html#getCommand(java.lang.String, java.lang.String)">getCommand</A></B>(java.lang.String mimeType, java.lang.String cmdName)</CODE><BR> Get the default command corresponding to the MIME type.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../javax/activation/CommandInfo.html" title="class in javax.activation">CommandInfo</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/activation/CommandMap.html#getCommand(java.lang.String, java.lang.String, javax.activation.DataSource)">getCommand</A></B>(java.lang.String mimeType, java.lang.String cmdName, <A HREF="../../javax/activation/DataSource.html" title="interface in javax.activation">DataSource</A> ds)</CODE><BR> Get the default command corresponding to the MIME type.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../javax/activation/CommandMap.html" title="class in javax.activation">CommandMap</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/activation/CommandMap.html#getDefaultCommandMap()">getDefaultCommandMap</A></B>()</CODE><BR> Get the default CommandMap.</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="../../javax/activation/CommandMap.html#getMimeTypes()">getMimeTypes</A></B>()</CODE><BR> Get all the MIME types known to this command map.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>abstract <A HREF="../../javax/activation/CommandInfo.html" title="class in javax.activation">CommandInfo</A>[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/activation/CommandMap.html#getPreferredCommands(java.lang.String)">getPreferredCommands</A></B>(java.lang.String mimeType)</CODE><BR> Get the preferred command list from a MIME Type.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../javax/activation/CommandInfo.html" title="class in javax.activation">CommandInfo</A>[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/activation/CommandMap.html#getPreferredCommands(java.lang.String, javax.activation.DataSource)">getPreferredCommands</A></B>(java.lang.String mimeType, <A HREF="../../javax/activation/DataSource.html" title="interface in javax.activation">DataSource</A> ds)</CODE><BR> Get the preferred command list from a MIME Type.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static void</CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/activation/CommandMap.html#setDefaultCommandMap(javax.activation.CommandMap)">setDefaultCommandMap</A></B>(<A HREF="../../javax/activation/CommandMap.html" title="class in javax.activation">CommandMap</A> commandMap)</CODE><BR> Set the default CommandMap.</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"><TD><B>Methods inherited from class java.lang.Object</B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD></TR></TABLE> <P><!-- ============ FIELD DETAIL =========== --><!-- ========= CONSTRUCTOR DETAIL ======== --><A NAME="constructor_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=1><FONT SIZE="+2"><B>Constructor Detail</B></FONT></TD></TR></TABLE><A NAME="CommandMap()"><!-- --></A><H3>CommandMap</H3><PRE>public <B>CommandMap</B>()</PRE><DL></DL><!-- ============ METHOD DETAIL ========== --><A NAME="method_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=1><FONT SIZE="+2"><B>Method Detail</B></FONT></TD></TR></TABLE><A NAME="getDefaultCommandMap()"><!-- --></A><H3>getDefaultCommandMap</H3>⌨️ 快捷键说明
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