segmentloader.html

来自「基于mondrian 开源框架进行OLAP多维分析」· HTML 代码 · 共 482 行 · 第 1/2 页

HTML
482
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_15) on Thu Jul 31 17:20:36 EDT 2008 --><TITLE>SegmentLoader (Mondrian OLAP Server, version 3.0.4.11371)</TITLE><META NAME="keywords" CONTENT="mondrian.rolap.agg.SegmentLoader class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){    parent.document.title="SegmentLoader (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>&nbsp;</TD>  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A>&nbsp;</TD>  <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> &nbsp;<FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT>&nbsp;</TD>  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A>&nbsp;</TD>  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A>&nbsp;</TD>  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A>&nbsp;</TD>  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A>&nbsp;</TD>  </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">&nbsp;<A HREF="../../../mondrian/rolap/agg/SegmentDataset.html" title="interface in mondrian.rolap.agg"><B>PREV CLASS</B></A>&nbsp;&nbsp;<A HREF="../../../mondrian/rolap/agg/SegmentLoaderTest.html" title="class in mondrian.rolap.agg"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">  <A HREF="../../../index.html?mondrian/rolap/agg/SegmentLoader.html" target="_top"><B>FRAMES</B></A>  &nbsp;&nbsp;<A HREF="SegmentLoader.html" target="_top"><B>NO FRAMES</B></A>  &nbsp;&nbsp;<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:&nbsp;NESTED&nbsp;|&nbsp;FIELD&nbsp;|&nbsp;<A HREF="#constructor_summary">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL:&nbsp;FIELD&nbsp;|&nbsp;<A HREF="#constructor_detail">CONSTR</A>&nbsp;|&nbsp;<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.rolap.agg</FONT><BR>Class SegmentLoader</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 "><B>mondrian.rolap.agg.SegmentLoader</B></PRE><HR><DL><DT><PRE>public class <B>SegmentLoader</B><DT>extends <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></DL></PRE><P><p>The <code>SegmentLoader</code> queries database and loads the data into the given set of segments.</p> <p>It reads a segment of <code>measure</code>, where <code>columns</code> are constrained to <code>values</code>.  Each entry in <code>values</code> can be null, meaning don't constrain, or can have several values. For example, <code>getSegment({Unit_sales}, {Region, State, Year}, {"West"}, {"CA", "OR", "WA"}, null})</code> returns sales in states CA, OR and WA in the Western region, for all years.</p><P><P><DL><DT><B>Since:</B></DT>  <DD>24 May 2007</DD><DT><B>Version:</B></DT>  <DD>$Id: //open/mondrian-release/3.0/src/main/mondrian/rolap/agg/SegmentLoader.java#2 $</DD><DT><B>Author:</B></DT>  <DD>Thiyagu</DD></DL><HR><P><!-- ======== 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="../../../mondrian/rolap/agg/SegmentLoader.html#SegmentLoader()">SegmentLoader</A></B>()</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD></TR></TABLE>&nbsp;<!-- ========== 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>(package private) &nbsp;<A HREF="../../../mondrian/rolap/SqlStatement.html" title="class in mondrian.rolap">SqlStatement</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../mondrian/rolap/agg/SegmentLoader.html#createExecuteSql(mondrian.rolap.agg.GroupingSetsList, java.util.List)">createExecuteSql</A></B>(<A HREF="../../../mondrian/rolap/agg/GroupingSetsList.html" title="class in mondrian.rolap.agg">GroupingSetsList</A>&nbsp;groupingSetsList,                 <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html" title="class or interface in java.util">List</A>&lt;<A HREF="../../../mondrian/rolap/StarPredicate.html" title="interface in mondrian.rolap">StarPredicate</A>&gt;&nbsp;compoundPredicateList)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Creates and executes a SQL statement to retrieve the set of cells specified by a GroupingSetsList.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>(package private) &nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/SortedSet.html" title="class or interface in java.util">SortedSet</A>&lt;<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Comparable.html" title="class or interface in java.lang">Comparable</A>&lt;?&gt;&gt;[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../../mondrian/rolap/agg/SegmentLoader.html#getDistinctValueWorkspace(int)">getDistinctValueWorkspace</A></B>(int&nbsp;arity)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>(package private) &nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html" title="class or interface in java.util">List</A>&lt;<A HREF="../../../mondrian/rolap/RolapStar.Column.html" title="class in mondrian.rolap">RolapStar.Column</A>[]&gt;</CODE></FONT></TD><TD><CODE><B><A HREF="../../../mondrian/rolap/agg/SegmentLoader.html#getGroupingColumnsList(mondrian.rolap.RolapStar.Column[], java.util.List)">getGroupingColumnsList</A></B>(<A HREF="../../../mondrian/rolap/RolapStar.Column.html" title="class in mondrian.rolap">RolapStar.Column</A>[]&nbsp;detailedBatchColumns,                       <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html" title="class or interface in java.util">List</A>&lt;<A HREF="../../../mondrian/rolap/agg/GroupingSet.html" title="class in mondrian.rolap.agg">GroupingSet</A>&gt;&nbsp;aggBatchDetails)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>(package private) &nbsp;<A HREF="../../../mondrian/rolap/BitKey.html" title="interface in mondrian.rolap">BitKey</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../mondrian/rolap/agg/SegmentLoader.html#getRollupBitKey(int, java.lang.Object[], int)">getRollupBitKey</A></B>(int&nbsp;arity,                <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>[]&nbsp;row,                int&nbsp;k)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Generates bit key representing roll up columns</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../mondrian/rolap/agg/SegmentLoader.html#load(java.util.List, mondrian.rolap.RolapAggregationManager.PinSet, java.util.List)">load</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html" title="class or interface in java.util">List</A>&lt;<A HREF="../../../mondrian/rolap/agg/GroupingSet.html" title="class in mondrian.rolap.agg">GroupingSet</A>&gt;&nbsp;groupingSets,     <A HREF="../../../mondrian/rolap/RolapAggregationManager.PinSet.html" title="interface in mondrian.rolap">RolapAggregationManager.PinSet</A>&nbsp;pinnedSegments,     <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html" title="class or interface in java.util">List</A>&lt;<A HREF="../../../mondrian/rolap/StarPredicate.html" title="interface in mondrian.rolap">StarPredicate</A>&gt;&nbsp;compoundPredicateList)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Loads data for all the segments of the GroupingSets.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>(package private) &nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html" title="class or interface in java.util">List</A>&lt;<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>[]&gt;</CODE></FONT></TD><TD><CODE><B><A HREF="../../../mondrian/rolap/agg/SegmentLoader.html#loadData(mondrian.rolap.SqlStatement, mondrian.rolap.agg.GroupingSetsList)">loadData</A></B>(<A HREF="../../../mondrian/rolap/SqlStatement.html" title="class in mondrian.rolap">SqlStatement</A>&nbsp;stmt,         <A HREF="../../../mondrian/rolap/agg/GroupingSetsList.html" title="class in mondrian.rolap.agg">GroupingSetsList</A>&nbsp;groupingSetsList)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>(package private) &nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html" title="class or interface in java.util">List</A>&lt;<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>[]&gt;</CODE></FONT></TD><TD><CODE><B><A HREF="../../../mondrian/rolap/agg/SegmentLoader.html#processData(mondrian.rolap.SqlStatement, boolean[], java.util.SortedSet[], mondrian.rolap.agg.GroupingSetsList)">processData</A></B>(<A HREF="../../../mondrian/rolap/SqlStatement.html" title="class in mondrian.rolap">SqlStatement</A>&nbsp;stmt,            boolean[]&nbsp;axisContainsNull,            <A HREF="http://java.sun.com/javase/6/docs/api/java/util/SortedSet.html" title="class or interface in java.util">SortedSet</A>&lt;<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Comparable.html" title="class or interface in java.lang">Comparable</A>&lt;?&gt;&gt;[]&nbsp;axisValueSets,            <A HREF="../../../mondrian/rolap/agg/GroupingSetsList.html" title="class in mondrian.rolap.agg">GroupingSetsList</A>&nbsp;groupingSetsList)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>(package private) &nbsp;void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../mondrian/rolap/agg/SegmentLoader.html#setFailOnStillLoadingSegments(mondrian.rolap.agg.GroupingSetsList)">setFailOnStillLoadingSegments</A></B>(<A HREF="../../../mondrian/rolap/agg/GroupingSetsList.html" title="class in mondrian.rolap.agg">GroupingSetsList</A>&nbsp;groupingSetsList)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>(package private) &nbsp;boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../mondrian/rolap/agg/SegmentLoader.html#useSparse(boolean, int, java.util.List)">useSparse</A></B>(boolean&nbsp;sparse,          int&nbsp;n,          <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html" title="class or interface in java.util">List</A>&lt;<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>[]&gt;&nbsp;rows)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD></TR></TABLE>&nbsp;<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"><TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html#toString()" title="class or interface in java.lang">toString</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD></TR>

⌨️ 快捷键说明

复制代码Ctrl + C
搜索代码Ctrl + F
全屏模式F11
增大字号Ctrl + =
减小字号Ctrl + -
显示快捷键?