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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><TITLE>ClassFactory (Project JXTA J2SE)</TITLE><META NAME="keywords" CONTENT="net.jxta.util.ClassFactory class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="ClassFactory (Project JXTA J2SE)";}</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="../../../overview-summary.html"><FONT 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VALIGN="top" ROWSPAN=3><EM><a href='http://www.jxta.org' target='_blank'>Project JXTA</a></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../net/jxta/util/AwtUtils.html" title="class in net.jxta.util"><B>PREV CLASS</B></A> <A HREF="../../../net/jxta/util/CountingInputStream.html" title="class in net.jxta.util"><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="ClassFactory.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">net.jxta.util</FONT><BR>Class ClassFactory</H2><PRE>java.lang.Object <IMG SRC="../../../resources/inherit.gif" ALT="extended by"><B>net.jxta.util.ClassFactory</B></PRE><DL><DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../../net/jxta/document/AdvertisementFactory.html" title="class in net.jxta.document">AdvertisementFactory</A>, <A HREF="../../../net/jxta/id/IDFactory.html" title="class in net.jxta.id">IDFactory</A>, <A HREF="../../../net/jxta/document/StructuredDocumentFactory.html" title="class in net.jxta.document">StructuredDocumentFactory</A>, <A HREF="../../../net/jxta/impl/endpoint/WireFormatMessageFactory.html" title="class in net.jxta.impl.endpoint">WireFormatMessageFactory</A></DD></DL><HR><DL><DT>public abstract class <B>ClassFactory</B><DT>extends java.lang.Object</DL><P>This util class provides methods needed by class construction factories.<P><P><DL><DT><B>See Also:</B><DD><A HREF="../../../net/jxta/document/StructuredDocumentFactory.html" title="class in net.jxta.document"><CODE>StructuredDocumentFactory</CODE></A>, <A HREF="../../../net/jxta/document/AdvertisementFactory.html" title="class in net.jxta.document"><CODE>AdvertisementFactory</CODE></A>, <A HREF="../../../net/jxta/id/IDFactory.html" title="class in net.jxta.id"><CODE>IDFactory</CODE></A>, <A HREF="../../../net/jxta/impl/endpoint/WireFormatMessageFactory.html" title="class in net.jxta.impl.endpoint"><CODE>WireFormatMessageFactory</CODE></A></DL><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 ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected </CODE></FONT></TD><TD><CODE><B><A HREF="../../../net/jxta/util/ClassFactory.html#ClassFactory()">ClassFactory</A></B>()</CODE><BR> Constructor for ClassFactory. </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>protected abstract java.util.Map</CODE></FONT></TD><TD><CODE><B><A HREF="../../../net/jxta/util/ClassFactory.html#getAssocTable()">getAssocTable</A></B>()</CODE><BR> Used by ClassFactory methods to get the mapping of keys to constructors.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.util.Iterator</CODE></FONT></TD><TD><CODE><B><A HREF="../../../net/jxta/util/ClassFactory.html#getAvailableKeys()">getAvailableKeys</A></B>()</CODE><BR> Return all of the available keys for this factory. </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected abstract java.lang.Class</CODE></FONT></TD><TD><CODE><B><A HREF="../../../net/jxta/util/ClassFactory.html#getClassForKey()">getClassForKey</A></B>()</CODE><BR> Used by ClassFactory methods to ensure that all keys used with the mapping are of the correct type.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected abstract java.lang.Class</CODE></FONT></TD><TD><CODE><B><A HREF="../../../net/jxta/util/ClassFactory.html#getClassOfInstantiators()">getClassOfInstantiators</A></B>()</CODE><BR> Used by ClassFactory methods to ensure that all of the instance classes which register with this factory have the correct base class</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.util.Set</CODE></FONT></TD><TD><CODE><B><A HREF="../../../net/jxta/util/ClassFactory.html#getEntrySet()">getEntrySet</A></B>()</CODE><BR> Returns an umodifiable Set containing all of the associations stored in this ClassFactory. </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected java.lang.Object</CODE></FONT></TD><TD><CODE><B><A HREF="../../../net/jxta/util/ClassFactory.html#getInstantiator(java.lang.Object)">getInstantiator</A></B>(java.lang.Object key)</CODE><BR> Return the instantiator associated with the provided key.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../net/jxta/util/ClassFactory.html#registerAssoc(java.lang.Object, java.lang.Object)">registerAssoc</A></B>(java.lang.Object key, java.lang.Object instantiator)</CODE><BR> Register a key and instance class with the factory.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../net/jxta/util/ClassFactory.html#registerAssoc(java.lang.String)">registerAssoc</A></B>(java.lang.String className)</CODE><BR> Register a class with the factory from its class name. </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../net/jxta/util/ClassFactory.html#registerFromResources(java.lang.String, java.lang.String)">registerFromResources</A></B>(java.lang.String resourceName, java.lang.String propertyName)</CODE><BR> Given a resource bundle identifier and a property name register instance classes. </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../net/jxta/util/ClassFactory.html#registerFromString(java.lang.String)">registerFromString</A></B>(java.lang.String classNamesString)</CODE><BR> Register instance classes given a string containing class names which must be found on the current class path. </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>⌨️ 快捷键说明
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