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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_14) on Mon Jan 28 05:46:53 PST 2008 --><TITLE>DoubleRangeValidator (Java EE 5)</TITLE><META NAME="keywords" CONTENT="javax.faces.validator.DoubleRangeValidator class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="DoubleRangeValidator (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"> PREV CLASS <A HREF="../../../javax/faces/validator/LengthValidator.html" title="class in javax.faces.validator"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../index.html?javax/faces/validator/DoubleRangeValidator.html" target="_top"><B>FRAMES</B></A> <A HREF="DoubleRangeValidator.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 | <A HREF="#field_summary">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: <A HREF="#field_detail">FIELD</A> | <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.faces.validator</FONT><BR>Class DoubleRangeValidator</H2><PRE><A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/Object.html" title="class or interface in java.lang">java.lang.Object</A> <IMG SRC="../../../resources/inherit.gif" ALT="extended by "><B>javax.faces.validator.DoubleRangeValidator</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD><A HREF="http://java.sun.com/j2se/1.5/docs/api/java/util/EventListener.html" title="class or interface in java.util">EventListener</A>, <A HREF="../../../javax/faces/component/StateHolder.html" title="interface in javax.faces.component">StateHolder</A>, <A HREF="../../../javax/faces/validator/Validator.html" title="interface in javax.faces.validator">Validator</A></DD></DL><HR><DL><DT><PRE>public class <B>DoubleRangeValidator</B><DT>extends <A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A><DT>implements <A HREF="../../../javax/faces/validator/Validator.html" title="interface in javax.faces.validator">Validator</A>, <A HREF="../../../javax/faces/component/StateHolder.html" title="interface in javax.faces.component">StateHolder</A></DL></PRE><P><p><strong>DoubleRangeValidator</strong> is a <A HREF="../../../javax/faces/validator/Validator.html" title="interface in javax.faces.validator"><CODE>Validator</CODE></A> that checks the value of the corresponding component against specified minimum and maximum values. The following algorithm is implemented:</p> <ul> <li>If the passed value is <code>null</code>, exit immediately.</li> <li>If the current component value is not a floating point type, or a String that is convertible to double, throw a <A HREF="../../../javax/faces/validator/ValidatorException.html" title="class in javax.faces.validator"><CODE>ValidatorException</CODE></A> containing a TYPE_MESSAGE_ID message.</li> <li>If both a <code>maximum</code> and <code>minimum</code> property has been configured on this <A HREF="../../../javax/faces/validator/Validator.html" title="interface in javax.faces.validator"><CODE>Validator</CODE></A>, check the component value against both limits. If the component value is not within this specified range, throw a <A HREF="../../../javax/faces/validator/ValidatorException.html" title="class in javax.faces.validator"><CODE>ValidatorException</CODE></A> containing a <A HREF="../../../javax/faces/validator/DoubleRangeValidator.html#NOT_IN_RANGE_MESSAGE_ID"><CODE>NOT_IN_RANGE_MESSAGE_ID</CODE></A> message.</li> <li>If a <code>maximum</code> property has been configured on this <A HREF="../../../javax/faces/validator/Validator.html" title="interface in javax.faces.validator"><CODE>Validator</CODE></A>, check the component value against this limit. If the component value is greater than the specified maximum, throw a <A HREF="../../../javax/faces/validator/ValidatorException.html" title="class in javax.faces.validator"><CODE>ValidatorException</CODE></A> containing a MAXIMUM_MESSAGE_ID message.</li> <li>If a <code>minimum</code> property has been configured on this <A HREF="../../../javax/faces/validator/Validator.html" title="interface in javax.faces.validator"><CODE>Validator</CODE></A>, check the component value against this limit. If the component value is less than the specified minimum, throw a <A HREF="../../../javax/faces/validator/ValidatorException.html" title="class in javax.faces.validator"><CODE>ValidatorException</CODE></A> containing a MINIMUM_MESSAGE_ID message.</li> </ul> <p>For all of the above cases that cause a <A HREF="../../../javax/faces/validator/ValidatorException.html" title="class in javax.faces.validator"><CODE>ValidatorException</CODE></A> to be thrown, if there are parameters to the message that match up with validator parameters, the values of these parameters must be converted using the <A HREF="../../../javax/faces/convert/Converter.html" title="interface in javax.faces.convert"><CODE>Converter</CODE></A> registered in the application under the converter id <code>javax.faces.Number</code>. This allows the values to be localized according to the current <code>Locale</code>.</p><P><P><HR><P><!-- =========== FIELD SUMMARY =========== --><A NAME="field_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>Field Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/faces/validator/DoubleRangeValidator.html#MAXIMUM_MESSAGE_ID">MAXIMUM_MESSAGE_ID</A></B></CODE><BR> The message identifier of the <A HREF="../../../javax/faces/application/FacesMessage.html" title="class in javax.faces.application"><CODE>FacesMessage</CODE></A> to be created if the maximum value check fails.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/faces/validator/DoubleRangeValidator.html#MINIMUM_MESSAGE_ID">MINIMUM_MESSAGE_ID</A></B></CODE><BR> The message identifier of the <A HREF="../../../javax/faces/application/FacesMessage.html" title="class in javax.faces.application"><CODE>FacesMessage</CODE></A> to be created if the minimum value check fails.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/faces/validator/DoubleRangeValidator.html#NOT_IN_RANGE_MESSAGE_ID">NOT_IN_RANGE_MESSAGE_ID</A></B></CODE><BR> The message identifier of the <A HREF="../../../javax/faces/application/FacesMessage.html" title="class in javax.faces.application"><CODE>FacesMessage</CODE></A> to be created if the maximum or minimum value check fails, and both the maximum and minimum values for this validator have been set.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/faces/validator/DoubleRangeValidator.html#TYPE_MESSAGE_ID">TYPE_MESSAGE_ID</A></B></CODE><BR> The message identifier of the <A HREF="../../../javax/faces/application/FacesMessage.html" title="class in javax.faces.application"><CODE>FacesMessage</CODE></A> to be created if the current value of this component is not of the correct type.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/faces/validator/DoubleRangeValidator.html#VALIDATOR_ID">VALIDATOR_ID</A></B></CODE><BR> The standard converter id for this converter.</TD></TR></TABLE> <!-- ======== 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="../../../javax/faces/validator/DoubleRangeValidator.html#DoubleRangeValidator()">DoubleRangeValidator</A></B>()</CODE><BR> Construct a <A HREF="../../../javax/faces/validator/Validator.html" title="interface in javax.faces.validator"><CODE>Validator</CODE></A> with no preconfigured limits.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../javax/faces/validator/DoubleRangeValidator.html#DoubleRangeValidator(double)">DoubleRangeValidator</A></B>(double maximum)</CODE><BR> Construct a <A HREF="../../../javax/faces/validator/Validator.html" title="interface in javax.faces.validator"><CODE>Validator</CODE></A> with the specified preconfigured limit.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../javax/faces/validator/DoubleRangeValidator.html#DoubleRangeValidator(double, double)">DoubleRangeValidator</A></B>(double maximum, double minimum)</CODE><BR> Construct a <A HREF="../../../javax/faces/validator/Validator.html" title="interface in javax.faces.validator"><CODE>Validator</CODE></A> with the specified preconfigured limits.</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> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/faces/validator/DoubleRangeValidator.html#equals(java.lang.Object)">equals</A></B>(<A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A> otherObj)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> double</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/faces/validator/DoubleRangeValidator.html#getMaximum()">getMaximum</A></B>()</CODE><BR> Return the maximum value to be enforced by this <A HREF="../../../javax/faces/validator/Validator.html" title="interface in javax.faces.validator"><CODE>Validator</CODE></A> or <code>Double.MAX_VALUE</code> if it has not been set.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> double</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/faces/validator/DoubleRangeValidator.html#getMinimum()">getMinimum</A></B>()</CODE><BR> Return the minimum value to be enforced by this <A HREF="../../../javax/faces/validator/Validator.html" title="interface in javax.faces.validator"><CODE>Validator</CODE></A>, or <code>Double.MIN_VALUE</code> if it has not been set.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor">⌨️ 快捷键说明
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