filehdr.html

本程序是由JAVA实现的R-树新建、结点增加、删除功能。

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This one returns an existing <code>SdNode</code>.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../rtree/Node.html" title="class in rtree">Node</A></CODE></FONT></TD>
<TD><CODE><B>CachedNodes.</B><B><A HREF="../../rtree/CachedNodes.html#getNode(java.io.RandomAccessFile, java.lang.String, long, rtree.FileHdr)">getNode</A></B>(java.io.RandomAccessFile&nbsp;file,
        java.lang.String&nbsp;fileName,
        long&nbsp;lndIndex,
        <A HREF="../../rtree/FileHdr.html" title="class in rtree">FileHdr</A>&nbsp;flHdr)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This one returns an existing <code>Node</code>.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../rtree/Node.html" title="class in rtree">Node</A></CODE></FONT></TD>
<TD><CODE><B>CachedNodes.</B><B><A HREF="../../rtree/CachedNodes.html#getNode(java.io.RandomAccessFile, java.lang.String, long, int, rtree.FileHdr)">getNode</A></B>(java.io.RandomAccessFile&nbsp;file,
        java.lang.String&nbsp;fileName,
        long&nbsp;parentIndex,
        int&nbsp;elmtType,
        <A HREF="../../rtree/FileHdr.html" title="class in rtree">FileHdr</A>&nbsp;flHdr)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This one returns an new <code>SdNode</code>.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../rtree/Node.html" title="class in rtree">Node</A></CODE></FONT></TD>
<TD><CODE><B>CachedNodes.</B><B><A HREF="../../rtree/CachedNodes.html#getNode(java.io.RandomAccessFile, java.lang.String, long, int, rtree.FileHdr, rtree.Node)">getNode</A></B>(java.io.RandomAccessFile&nbsp;file,
        java.lang.String&nbsp;fileName,
        long&nbsp;parentIndex,
        int&nbsp;elmtType,
        <A HREF="../../rtree/FileHdr.html" title="class in rtree">FileHdr</A>&nbsp;flHdr,
        <A HREF="../../rtree/Node.html" title="class in rtree">Node</A>&nbsp;type)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This one returns an new <code>Node</code>.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../rtree/ReadNode.html" title="class in rtree">ReadNode</A></CODE></FONT></TD>
<TD><CODE><B>CachedNodes.</B><B><A HREF="../../rtree/CachedNodes.html#getReadNode(java.io.RandomAccessFile, java.lang.String, long, rtree.FileHdr)">getReadNode</A></B>(java.io.RandomAccessFile&nbsp;file,
            java.lang.String&nbsp;fileName,
            long&nbsp;lndIndex,
            <A HREF="../../rtree/FileHdr.html" title="class in rtree">FileHdr</A>&nbsp;flHdr)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This one return <code>ReadNode</code> a read only node.</TD>
</TR>
</TABLE>
&nbsp;
<P>

<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
<TD COLSPAN=2>Constructors in <A HREF="../../rtree/package-summary.html">rtree</A> with parameters of type <A HREF="../../rtree/FileHdr.html" title="class in rtree">FileHdr</A></FONT></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../rtree/RTree.Header.html#RTree.Header(rtree.FileHdr, java.lang.String)">RTree.Header</A></B>(<A HREF="../../rtree/FileHdr.html" title="class in rtree">FileHdr</A>&nbsp;flH,
             java.lang.String&nbsp;name)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../rtree/Node.html#Node(java.io.RandomAccessFile, java.lang.String, long, int, rtree.FileHdr)">Node</A></B>(java.io.RandomAccessFile&nbsp;file,
     java.lang.String&nbsp;fileName,
     long&nbsp;prnt,
     int&nbsp;elmtType,
     <A HREF="../../rtree/FileHdr.html" title="class in rtree">FileHdr</A>&nbsp;flHdr)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;for a new node
     Remember if the file is new this constructor will overwrite the 
     <code>parent</code> parameter with 'NOT_DEFINED' as it will be the root node.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../rtree/Node.html#Node(java.io.RandomAccessFile, java.lang.String, long, rtree.FileHdr)">Node</A></B>(java.io.RandomAccessFile&nbsp;file,
     java.lang.String&nbsp;fileName,
     long&nbsp;ndIndex,
     <A HREF="../../rtree/FileHdr.html" title="class in rtree">FileHdr</A>&nbsp;flHdr)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Reading existing nodes.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../rtree/Node.html#Node(java.io.RandomAccessFile, java.lang.String, long, boolean, rtree.Element[], rtree.FileHdr, int, long, int, int, boolean, rtree.Rect)">Node</A></B>(java.io.RandomAccessFile&nbsp;file,
     java.lang.String&nbsp;fileName,
     long&nbsp;nodeIndex,
     boolean&nbsp;sorted,
     <A HREF="../../rtree/Element.html" title="class in rtree">Element</A>[]&nbsp;elmts,
     <A HREF="../../rtree/FileHdr.html" title="class in rtree">FileHdr</A>&nbsp;fileHdr,
     int&nbsp;totalElements,
     long&nbsp;parent,
     int&nbsp;elmtSize,
     int&nbsp;elmtType,
     boolean&nbsp;dirty,
     <A HREF="../../rtree/Rect.html" title="class in rtree">Rect</A>&nbsp;nodeMBR)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A stupid internal constructor for the clone method.</TD>
</TR>
</TABLE>
&nbsp;
<P>
<A NAME="rtree.seeded"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=2><FONT SIZE="+2">
Uses of <A HREF="../../rtree/FileHdr.html" title="class in rtree">FileHdr</A> in <A HREF="../../rtree/seeded/package-summary.html">rtree.seeded</A></FONT></TD>
</TR>
</TABLE>
&nbsp;
<P>

<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
<TD COLSPAN=2>Constructors in <A HREF="../../rtree/seeded/package-summary.html">rtree.seeded</A> with parameters of type <A HREF="../../rtree/FileHdr.html" title="class in rtree">FileHdr</A></FONT></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../rtree/seeded/SdNode.html#SdNode(java.io.RandomAccessFile, java.lang.String, long, int, rtree.FileHdr)">SdNode</A></B>(java.io.RandomAccessFile&nbsp;file,
       java.lang.String&nbsp;fileName,
       long&nbsp;prnt,
       int&nbsp;elmtType,
       <A HREF="../../rtree/FileHdr.html" title="class in rtree">FileHdr</A>&nbsp;flHdr)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;For a new node.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../rtree/seeded/SdNode.html#SdNode(java.io.RandomAccessFile, java.lang.String, long, rtree.FileHdr)">SdNode</A></B>(java.io.RandomAccessFile&nbsp;file,
       java.lang.String&nbsp;fileName,
       long&nbsp;ndIndex,
       <A HREF="../../rtree/FileHdr.html" title="class in rtree">FileHdr</A>&nbsp;flHdr)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
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&nbsp;
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