filesystemnode.html
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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 1.4.2_13) on Tue Jun 05 11:36:36 GMT-05:00 2007 --><META http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><TITLE>FileSystemNode (Geotools 2.3.x 2.3.2 API)</TITLE><META NAME="keywords" CONTENT="org.geotools.index.rtree.cachefs.FileSystemNode class"><META NAME="keywords" CONTENT="getParent()"><META NAME="keywords" CONTENT="flush()"><META NAME="keywords" CONTENT="doSave()"><META NAME="keywords" CONTENT="finalize()"><META NAME="keywords" CONTENT="getEntry()"><META NAME="keywords" CONTENT="setParent()"><META NAME="keywords" CONTENT="equals()"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="FileSystemNode (Geotools 2.3.x 2.3.2 API)";}</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 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="class-use/FileSystemNode.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </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="../../../../../org/geotools/index/rtree/cachefs/FileSystemPageStore.html" title="class in org.geotools.index.rtree.cachefs"><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="FileSystemNode.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="#fields_inherited_from_class_Node">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: 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">org.geotools.index.rtree.cachefs</FONT><BR>Class FileSystemNode</H2><PRE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A> <IMG SRC="../../../../../resources/inherit.gif" ALT="extended by"><A HREF="../../../../../org/geotools/index/rtree/Node.html" title="class in org.geotools.index.rtree">Node</A> <IMG SRC="../../../../../resources/inherit.gif" ALT="extended by"><B>FileSystemNode</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../../org/geotools/index/rtree/EntryBoundsChangeListener.html" title="interface in org.geotools.index.rtree">EntryBoundsChangeListener</A></DD></DL><HR><DL><DT>public class <B>FileSystemNode</B><DT>extends <A HREF="../../../../../org/geotools/index/rtree/Node.html" title="class in org.geotools.index.rtree">Node</A></DL><P>DOCUMENT ME!<P><P><DL><DT><B>Author:</B></DT> <DD>Tommaso Nolli</DD><DT><B>Module:</B></DT><DD><CODE><B>ext/shape</B></CODE> (<A HREF="http://maven.geotools.fr/repository/org/geotools/gt2-shape/"><CODE>gt2-shape.jar</CODE></A>) (<A HREF="http://maven.geotools.fr/reports/shape/index.html">Maven report</A>) (<A HREF="http://svn.geotools.org/geotools/tags/2.3.2/ext/shape/src/org/geotools/index/rtree/cachefs/FileSystemNode.java">SVN head</A>)</DD></DL><HR><P><!-- ======== NESTED CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><A NAME="field_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Field Summary</B></FONT></TD></TR></TABLE> <A NAME="fields_inherited_from_class_Node"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Fields inherited from class <A HREF="../../../../../org/geotools/index/rtree/Node.html" title="class in org.geotools.index.rtree">Node</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../../../org/geotools/index/rtree/Node.html#bounds">bounds</A>, <A HREF="../../../../../org/geotools/index/rtree/Node.html#entries">entries</A>, <A HREF="../../../../../org/geotools/index/rtree/Node.html#entriesCount">entriesCount</A>, <A HREF="../../../../../org/geotools/index/rtree/Node.html#isChanged">isChanged</A>, <A HREF="../../../../../org/geotools/index/rtree/Node.html#maxNodeEntries">maxNodeEntries</A></CODE></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"><TD COLSPAN=2><FONT SIZE="+2"><B>Constructor Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../../org/geotools/index/rtree/cachefs/FileSystemNode.html#FileSystemNode(org.geotools.index.rtree.cachefs.Parameters)">FileSystemNode</A></B>(<A HREF="../../../../../org/geotools/index/rtree/cachefs/Parameters.html" title="class in org.geotools.index.rtree.cachefs">Parameters</A> params)</CODE><BR> DOCUMENT ME!</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../../org/geotools/index/rtree/cachefs/FileSystemNode.html#FileSystemNode(org.geotools.index.rtree.cachefs.Parameters, long)">FileSystemNode</A></B>(<A HREF="../../../../../org/geotools/index/rtree/cachefs/Parameters.html" title="class in org.geotools.index.rtree.cachefs">Parameters</A> params, long offset)</CODE><BR> DOCUMENT ME!</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 void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../org/geotools/index/rtree/cachefs/FileSystemNode.html#doSave()">doSave</A></B>()</CODE><BR> Saves this <code>Node</code>; called from save()</TD></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="../../../../../org/geotools/index/rtree/cachefs/FileSystemNode.html#equals(java.lang.Object)">equals</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A> obj)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../org/geotools/index/rtree/cachefs/FileSystemNode.html#finalize()">finalize</A></B>()</CODE><BR> Force this node flush</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="../../../../../org/geotools/index/rtree/cachefs/FileSystemNode.html#flush()">flush</A></B>()</CODE><BR> Flushes this node to disk Node page structure: 1 * byte --> 1 = leaf, 2 = non leaf 1 * long --> parent offset entries len * 40 --> the entries each entry is as follow 4 * double --> the bounding box (x1, x2, y1, y2) 1 * long --> the pointer (-1 if leaf) Data pages are immediatly after leaf Node pages. </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected <A HREF="../../../../../org/geotools/index/rtree/Entry.html" title="class in org.geotools.index.rtree">Entry</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../org/geotools/index/rtree/cachefs/FileSystemNode.html#getEntry(org.geotools.index.rtree.Node)">getEntry</A></B>(<A HREF="../../../../../org/geotools/index/rtree/Node.html" title="class in org.geotools.index.rtree">Node</A> node)</CODE><BR> Returns the Entry pointing the specified <code>Node</code></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../../org/geotools/index/rtree/Node.html" title="class in org.geotools.index.rtree">Node</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../org/geotools/index/rtree/cachefs/FileSystemNode.html#getParent()">getParent</A></B>()</CODE><BR> DOCUMENT ME!</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="../../../../../org/geotools/index/rtree/cachefs/FileSystemNode.html#setParent(org.geotools.index.rtree.Node)">setParent</A></B>(<A HREF="../../../../../org/geotools/index/rtree/Node.html" title="class in org.geotools.index.rtree">Node</A> node)</CODE><BR> Sets the parent of this <code>Node</code></TD></TR></TABLE> <A NAME="methods_inherited_from_class_Node"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from class <A HREF="../../../../../org/geotools/index/rtree/Node.html" title="class in org.geotools.index.rtree">Node</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../../../org/geotools/index/rtree/Node.html#addEntry(org.geotools.index.rtree.Entry)">addEntry</A>, <A HREF="../../../../../org/geotools/index/rtree/Node.html#boundsChanged(org.geotools.index.rtree.Entry)">boundsChanged</A>, <A HREF="../../../../../org/geotools/index/rtree/Node.html#clear()">clear</A>, <A HREF="../../../../../org/geotools/index/rtree/Node.html#getBounds()">getBounds</A>, <A HREF="../../../../../org/geotools/index/rtree/Node.html#getEntries()">getEntries</A>, <A HREF="../../../../../org/geotools/index/rtree/Node.html#getEntriesCount()">getEntriesCount</A>, <A HREF="../../../../../org/geotools/index/rtree/Node.html#getEntry(int)">getEntry</A>, <A HREF="../../../../../org/geotools/index/rtree/Node.html#isLeaf()">isLeaf</A>, <A HREF="../../../../../org/geotools/index/rtree/Node.html#removeEntry(org.geotools.index.rtree.Entry)">removeEntry</A>, <A HREF="../../../../../org/geotools/index/rtree/Node.html#save()">save</A>, <A HREF="../../../../../org/geotools/index/rtree/Node.html#setLeaf(boolean)">setLeaf</A></CODE></TD></TR></TABLE>⌨️ 快捷键说明
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