📄 valueholder.html
字号:
<!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_14) on Mon Jan 28 05:46:48 PST 2008 --><TITLE>ValueHolder (Java EE 5)</TITLE><META NAME="keywords" CONTENT="javax.faces.component.ValueHolder interface"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="ValueHolder (Java EE 5)";}</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> </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/faces/component/UIViewRoot.html" title="class in javax.faces.component"><B>PREV CLASS</B></A> NEXT CLASS</FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../index.html?javax/faces/component/ValueHolder.html" target="_top"><B>FRAMES</B></A> <A HREF="ValueHolder.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 | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | CONSTR | <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.faces.component</FONT><BR>Interface ValueHolder</H2><DL><DT><B>All Known Subinterfaces:</B> <DD><A HREF="../../../javax/faces/component/EditableValueHolder.html" title="interface in javax.faces.component">EditableValueHolder</A></DD></DL><DL><DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../javax/faces/component/html/HtmlInputHidden.html" title="class in javax.faces.component.html">HtmlInputHidden</A>, <A HREF="../../../javax/faces/component/html/HtmlInputSecret.html" title="class in javax.faces.component.html">HtmlInputSecret</A>, <A HREF="../../../javax/faces/component/html/HtmlInputText.html" title="class in javax.faces.component.html">HtmlInputText</A>, <A HREF="../../../javax/faces/component/html/HtmlInputTextarea.html" title="class in javax.faces.component.html">HtmlInputTextarea</A>, <A HREF="../../../javax/faces/component/html/HtmlOutputFormat.html" title="class in javax.faces.component.html">HtmlOutputFormat</A>, <A HREF="../../../javax/faces/component/html/HtmlOutputLabel.html" title="class in javax.faces.component.html">HtmlOutputLabel</A>, <A HREF="../../../javax/faces/component/html/HtmlOutputLink.html" title="class in javax.faces.component.html">HtmlOutputLink</A>, <A HREF="../../../javax/faces/component/html/HtmlOutputText.html" title="class in javax.faces.component.html">HtmlOutputText</A>, <A HREF="../../../javax/faces/component/html/HtmlSelectBooleanCheckbox.html" title="class in javax.faces.component.html">HtmlSelectBooleanCheckbox</A>, <A HREF="../../../javax/faces/component/html/HtmlSelectManyCheckbox.html" title="class in javax.faces.component.html">HtmlSelectManyCheckbox</A>, <A HREF="../../../javax/faces/component/html/HtmlSelectManyListbox.html" title="class in javax.faces.component.html">HtmlSelectManyListbox</A>, <A HREF="../../../javax/faces/component/html/HtmlSelectManyMenu.html" title="class in javax.faces.component.html">HtmlSelectManyMenu</A>, <A HREF="../../../javax/faces/component/html/HtmlSelectOneListbox.html" title="class in javax.faces.component.html">HtmlSelectOneListbox</A>, <A HREF="../../../javax/faces/component/html/HtmlSelectOneMenu.html" title="class in javax.faces.component.html">HtmlSelectOneMenu</A>, <A HREF="../../../javax/faces/component/html/HtmlSelectOneRadio.html" title="class in javax.faces.component.html">HtmlSelectOneRadio</A>, <A HREF="../../../javax/faces/component/UIInput.html" title="class in javax.faces.component">UIInput</A>, <A HREF="../../../javax/faces/component/UIOutput.html" title="class in javax.faces.component">UIOutput</A>, <A HREF="../../../javax/faces/component/UISelectBoolean.html" title="class in javax.faces.component">UISelectBoolean</A>, <A HREF="../../../javax/faces/component/UISelectMany.html" title="class in javax.faces.component">UISelectMany</A>, <A HREF="../../../javax/faces/component/UISelectOne.html" title="class in javax.faces.component">UISelectOne</A></DD></DL><HR><DL><DT><PRE>public interface <B>ValueHolder</B></DL></PRE><P><p><strong>ValueHolder</strong> is an interface that may be implemented by any concrete <A HREF="../../../javax/faces/component/UIComponent.html" title="class in javax.faces.component"><CODE>UIComponent</CODE></A> that wishes to support a local value, as well as access data in the model tier via a <em>value expression</em>, and support conversion between String and the model tier data's native data type.<P><P><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>Method Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../javax/faces/convert/Converter.html" title="interface in javax.faces.convert">Converter</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/faces/component/ValueHolder.html#getConverter()">getConverter</A></B>()</CODE><BR> Return the <A HREF="../../../javax/faces/convert/Converter.html" title="interface in javax.faces.convert"><CODE>Converter</CODE></A> (if any) that is registered for this <A HREF="../../../javax/faces/component/UIComponent.html" title="class in javax.faces.component"><CODE>UIComponent</CODE></A>.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/faces/component/ValueHolder.html#getLocalValue()">getLocalValue</A></B>()</CODE><BR> Return the local value of this <A HREF="../../../javax/faces/component/UIComponent.html" title="class in javax.faces.component"><CODE>UIComponent</CODE></A> (if any), without evaluating any associated <A HREF="../../../javax/el/ValueExpression.html" title="class in javax.el"><CODE>ValueExpression</CODE></A>.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/faces/component/ValueHolder.html#getValue()">getValue</A></B>()</CODE><BR> Gets the value of this <A HREF="../../../javax/faces/component/UIComponent.html" title="class in javax.faces.component"><CODE>UIComponent</CODE></A>.</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="../../../javax/faces/component/ValueHolder.html#setConverter(javax.faces.convert.Converter)">setConverter</A></B>(<A HREF="../../../javax/faces/convert/Converter.html" title="interface in javax.faces.convert">Converter</A> converter)</CODE><BR> Set the <A HREF="../../../javax/faces/convert/Converter.html" title="interface in javax.faces.convert"><CODE>Converter</CODE></A> (if any) that is registered for this <A HREF="../../../javax/faces/component/UIComponent.html" title="class in javax.faces.component"><CODE>UIComponent</CODE></A>.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -