literal.html
来自「基于mondrian 开源框架进行OLAP多维分析」· HTML 代码 · 共 707 行 · 第 1/3 页
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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_15) on Thu Jul 31 17:20:08 EDT 2008 --><TITLE>Literal (Mondrian OLAP Server, version 3.0.4.11371)</TITLE><META NAME="keywords" CONTENT="mondrian.olap.Literal class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="Literal (Mondrian OLAP Server, version 3.0.4.11371)";}</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="../../mondrian/olap/LevelType.html" title="enum in mondrian.olap"><B>PREV CLASS</B></A> <A HREF="../../mondrian/olap/MatchType.html" title="enum in mondrian.olap"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../index.html?mondrian/olap/Literal.html" target="_top"><B>FRAMES</B></A> <A HREF="Literal.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> | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: <A HREF="#field_detail">FIELD</A> | 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">mondrian.olap</FONT><BR>Class Literal</H2><PRE><A HREF="http://java.sun.com/javase/6/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 "><A HREF="../../mondrian/olap/QueryPart.html" title="class in mondrian.olap">mondrian.olap.QueryPart</A> <IMG SRC="../../resources/inherit.gif" ALT="extended by "><A HREF="../../mondrian/olap/ExpBase.html" title="class in mondrian.olap">mondrian.olap.ExpBase</A> <IMG SRC="../../resources/inherit.gif" ALT="extended by "><B>mondrian.olap.Literal</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../mondrian/olap/Exp.html" title="interface in mondrian.olap">Exp</A>, <A HREF="../../mondrian/olap/Walkable.html" title="interface in mondrian.olap">Walkable</A></DD></DL><HR><DL><DT><PRE>public class <B>Literal</B><DT>extends <A HREF="../../mondrian/olap/ExpBase.html" title="class in mondrian.olap">ExpBase</A></DL></PRE><P>Represents a constant value, such as a string or number, in a parse tree. <p>Symbols, such as the <code>ASC</code> keyword in <code>Order([Store].Members, [Measures].[Unit Sales], ASC)</code>, are also represented as Literals.<P><P><DL><DT><B>Version:</B></DT> <DD>$Id: //open/mondrian-release/3.0/src/main/mondrian/olap/Literal.java#2 $</DD><DT><B>Author:</B></DT> <DD>jhyde</DD></DL><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> int</CODE></FONT></TD><TD><CODE><B><A HREF="../../mondrian/olap/Literal.html#category">category</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../mondrian/olap/Literal.html" title="class in mondrian.olap">Literal</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../mondrian/olap/Literal.html#doubleNegativeOne">doubleNegativeOne</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../mondrian/olap/Literal.html" title="class in mondrian.olap">Literal</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../mondrian/olap/Literal.html#doubleOne">doubleOne</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../mondrian/olap/Literal.html" title="class in mondrian.olap">Literal</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../mondrian/olap/Literal.html#doubleZero">doubleZero</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../mondrian/olap/Literal.html" title="class in mondrian.olap">Literal</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../mondrian/olap/Literal.html#emptyString">emptyString</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../mondrian/olap/Literal.html" title="class in mondrian.olap">Literal</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../mondrian/olap/Literal.html#negativeOne">negativeOne</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../mondrian/olap/Literal.html" title="class in mondrian.olap">Literal</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../mondrian/olap/Literal.html#nullValue">nullValue</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../mondrian/olap/Literal.html" title="class in mondrian.olap">Literal</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../mondrian/olap/Literal.html#one">one</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../mondrian/olap/Literal.html" title="class in mondrian.olap">Literal</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../mondrian/olap/Literal.html#zero">zero</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"><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="../../mondrian/calc/Calc.html" title="interface in mondrian.calc">Calc</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../mondrian/olap/Literal.html#accept(mondrian.calc.ExpCompiler)">accept</A></B>(<A HREF="../../mondrian/calc/ExpCompiler.html" title="interface in mondrian.calc">ExpCompiler</A> compiler)</CODE><BR> Converts this expression into an a tree of expressions which can be efficiently evaluated.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../mondrian/olap/Literal.html#accept(mondrian.mdx.MdxVisitor)">accept</A></B>(<A HREF="../../mondrian/mdx/MdxVisitor.html" title="interface in mondrian.mdx">MdxVisitor</A> visitor)</CODE><BR> Accepts a visitor to this Exp.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../mondrian/olap/Exp.html" title="interface in mondrian.olap">Exp</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../mondrian/olap/Literal.html#accept(mondrian.olap.Validator)">accept</A></B>(<A HREF="../../mondrian/olap/Validator.html" title="interface in mondrian.olap">Validator</A> validator)</CODE><BR> Validates this expression.</TD></TR>⌨️ 快捷键说明
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