paged.html

jxta的api库

<TD COLSPAN=1><FONT SIZE="+2">
<B>Constructor Detail</B></FONT></TD>
</TR>
</TABLE>

<A NAME="Paged()"><!-- --></A><H3>
Paged</H3>
<PRE>
public <B>Paged</B>()</PRE>
<DL>
</DL>
<HR>

<A NAME="Paged(java.io.File)"><!-- --></A><H3>
Paged</H3>
<PRE>
public <B>Paged</B>(java.io.File&nbsp;file)</PRE>
<DL>
</DL>

<!-- ============ METHOD DETAIL ========== -->

<A NAME="method_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=1><FONT SIZE="+2">
<B>Method Detail</B></FONT></TD>
</TR>
</TABLE>

<A NAME="setFile(java.io.File)"><!-- --></A><H3>
setFile</H3>
<PRE>
protected final void <B>setFile</B>(java.io.File&nbsp;file)</PRE>
<DL>
<DD>setFile sets the file object for this Paged.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>file</CODE> - The File</DL>
</DD>
</DL>
<HR>

<A NAME="getFile()"><!-- --></A><H3>
getFile</H3>
<PRE>
protected final java.io.File <B>getFile</B>()</PRE>
<DL>
<DD>getFile returns the file object for this Paged.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>The File</DL>
</DD>
</DL>
<HR>

<A NAME="getDescriptor()"><!-- --></A><H3>
getDescriptor</H3>
<PRE>
protected final java.io.RandomAccessFile <B>getDescriptor</B>()
                                                throws java.io.IOException</PRE>
<DL>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="putDescriptor(java.io.RandomAccessFile)"><!-- --></A><H3>
putDescriptor</H3>
<PRE>
protected final void <B>putDescriptor</B>(java.io.RandomAccessFile&nbsp;raf)</PRE>
<DL>
<DD>Puts a RandomAccessFile/descriptor into the descriptor cache.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getPage(java.lang.Long)"><!-- --></A><H3>
getPage</H3>
<PRE>
protected final <A HREF="../../../../../../net/jxta/impl/xindice/core/filer/Paged.Page.html" title="class in net.jxta.impl.xindice.core.filer">Paged.Page</A> <B>getPage</B>(java.lang.Long&nbsp;lp)
                            throws java.io.IOException</PRE>
<DL>
<DD>getPage returns the page specified by pageNum.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>lp</CODE> - The Page number
<DT><B>Returns:</B><DD>The requested Page
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if an Exception occurs</DL>
</DD>
</DL>
<HR>

<A NAME="getPage(long)"><!-- --></A><H3>
getPage</H3>
<PRE>
protected final <A HREF="../../../../../../net/jxta/impl/xindice/core/filer/Paged.Page.html" title="class in net.jxta.impl.xindice.core.filer">Paged.Page</A> <B>getPage</B>(long&nbsp;pageNum)
                            throws java.io.IOException</PRE>
<DL>
<DD>getPage returns the page specified by pageNum.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>pageNum</CODE> - The Page number
<DT><B>Returns:</B><DD>The requested Page
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if an Exception occurs</DL>
</DD>
</DL>
<HR>

<A NAME="readValue(net.jxta.impl.xindice.core.filer.Paged.Page)"><!-- --></A><H3>
readValue</H3>
<PRE>
protected final <A HREF="../../../../../../net/jxta/impl/xindice/core/data/Value.html" title="class in net.jxta.impl.xindice.core.data">Value</A> <B>readValue</B>(<A HREF="../../../../../../net/jxta/impl/xindice/core/filer/Paged.Page.html" title="class in net.jxta.impl.xindice.core.filer">Paged.Page</A>&nbsp;page)
                         throws java.io.IOException</PRE>
<DL>
<DD>readValue reads the multi-Paged Value starting at the specified
 Page.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>page</CODE> - The starting Page
<DT><B>Returns:</B><DD>The Value
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if an Exception occurs</DL>
</DD>
</DL>
<HR>

<A NAME="readValue(long)"><!-- --></A><H3>
readValue</H3>
<PRE>
protected final <A HREF="../../../../../../net/jxta/impl/xindice/core/data/Value.html" title="class in net.jxta.impl.xindice.core.data">Value</A> <B>readValue</B>(long&nbsp;page)
                         throws java.io.IOException</PRE>
<DL>
<DD>readValue reads the multi-Paged Value starting at the specified
 page number.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>page</CODE> - The starting page number
<DT><B>Returns:</B><DD>The Value
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if an Exception occurs</DL>
</DD>
</DL>
<HR>

<A NAME="writeValue(net.jxta.impl.xindice.core.filer.Paged.Page, net.jxta.impl.xindice.core.data.Value)"><!-- --></A><H3>
writeValue</H3>
<PRE>
protected final void <B>writeValue</B>(<A HREF="../../../../../../net/jxta/impl/xindice/core/filer/Paged.Page.html" title="class in net.jxta.impl.xindice.core.filer">Paged.Page</A>&nbsp;page,
                                <A HREF="../../../../../../net/jxta/impl/xindice/core/data/Value.html" title="class in net.jxta.impl.xindice.core.data">Value</A>&nbsp;value)
                         throws java.io.IOException</PRE>
<DL>
<DD>writeValue writes the multi-Paged Value starting at the specified
 Page.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>page</CODE> - The starting Page<DD><CODE>value</CODE> - The Value to write
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if an Exception occurs</DL>
</DD>
</DL>
<HR>

<A NAME="writeValue(long, net.jxta.impl.xindice.core.data.Value)"><!-- --></A><H3>
writeValue</H3>
<PRE>
protected final void <B>writeValue</B>(long&nbsp;page,
                                <A HREF="../../../../../../net/jxta/impl/xindice/core/data/Value.html" title="class in net.jxta.impl.xindice.core.data">Value</A>&nbsp;value)
                         throws java.io.IOException</PRE>
<DL>
<DD>writeValue writes the multi-Paged Value starting at the specified
 page number.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>page</CODE> - The starting page number<DD><CODE>value</CODE> - The Value to write
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if an Exception occurs</DL>
</DD>
</DL>
<HR>

<A NAME="unlinkPages(net.jxta.impl.xindice.core.filer.Paged.Page)"><!-- --></A><H3>
unlinkPages</H3>
<PRE>
protected final void <B>unlinkPages</B>(<A HREF="../../../../../../net/jxta/impl/xindice/core/filer/Paged.Page.html" title="class in net.jxta.impl.xindice.core.filer">Paged.Page</A>&nbsp;page)
                          throws java.io.IOException</PRE>
<DL>
<DD>unlinkPages unlinks a set of pages starting at the specified Page.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>page</CODE> - The starting Page to unlink
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if an Exception occurs</DL>
</DD>
</DL>
<HR>

<A NAME="unlinkPages(long)"><!-- --></A><H3>
unlinkPages</H3>
<PRE>
protected final void <B>unlinkPages</B>(long&nbsp;pageNum)
                          throws java.io.IOException</PRE>
<DL>
<DD>unlinkPages unlinks a set of pages starting at the specified
 page number.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>pageNum</CODE> - The starting page number to unlink
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if an Exception occurs</DL>
</DD>
</DL>
<HR>

<A NAME="getFreePage()"><!-- --></A><H3>
getFreePage</H3>
<PRE>
protected final <A HREF="../../../../../../net/jxta/impl/xindice/core/filer/Paged.Page.html" title="class in net.jxta.impl.xindice.core.filer">Paged.Page</A> <B>getFreePage</B>()
                                throws java.io.IOException</PRE>
<DL>
<DD>getFreePage returns the first free Page from secondary storage.
 If no Pages are available, the file is grown as appropriate.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>The next free Page
<DT><B>Throws:</B>
<DD><CODE>java.io.IOException</CODE> - if an Exception occurs</DL>
</DD>
</DL>
<HR>

<A NAME="checkOpened()"><!-- --></A><H3>
checkOpened</H3>
<PRE>
protected final void <B>checkOpened</B>()
                          throws <A HREF="../../../../../../net/jxta/impl/xindice/core/DBException.html" title="class in net.jxta.impl.xindice.core">DBException</A></PRE>
<DL>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../../net/jxta/impl/xindice/core/DBException.html" title="class in net.jxta.impl.xindice.core">DBException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="getFileHeader()"><!-- --></A><H3>
getFileHeader</H3>
<PRE>
public <A HREF="../../../../../../net/jxta/impl/xindice/core/filer/Paged.FileHeader.html" title="class in net.jxta.impl.xindice.core.filer">Paged.FileHeader</A> <B>getFileHeader</B>()</PRE>
<DL>
<DD>getFileHeader returns the FileHeader
<P>
<DD><DL>

<DT><B>Returns:</B><DD>The FileHeader</DL>
</DD>
</DL>
<HR>

<A NAME="exists()"><!-- --></A><H3>
exists</H3>
<PRE>
public boolean <B>exists</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="create()"><!-- --></A><H3>
create</H3>
<PRE>
public boolean <B>create</B>()
               throws <A HREF="../../../../../../net/jxta/impl/xindice/core/DBException.html" title="class in net.jxta.impl.xindice.core">DBException</A></PRE>
<DL>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../../net/jxta/impl/xindice/core/DBException.html" title="class in net.jxta.impl.xindice.core">DBException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="open()"><!-- --></A><H3>
open</H3>
<PRE>
public boolean <B>open</B>()
             throws <A HREF="../../../../../../net/jxta/impl/xindice/core/DBException.html" title="class in net.jxta.impl.xindice.core">DBException</A></PRE>
<DL>
<DD><DL>