638 lines
17 KiB
HTML
638 lines
17 KiB
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN""http://www.w3.org/TR/REC-html40/loose.dtd">
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<HTML>
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<HEAD>
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<TITLE>
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jala.db.FileDatabase
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<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">
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<SCRIPT>
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function asd()
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parent.document.title="jala.db.FileDatabase";
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<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD>
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<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="overview-summary-Database.js.html"><FONT CLASS="NavBarFont1"><B>File</B></FONT></A> </TD>
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</TD>
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<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
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<B>Jala 1.3</B>
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</EM>
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document.writeln('<A HREF="allclasses-noframe.html" TARGET=""><B>All Classes</B></A>');
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<A HREF="allclasses-noframe.html" TARGET=""><B>All Classes</B></A>
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<TR>
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<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
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SUMMARY: <A HREF="#field_summary">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD>
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<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
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DETAIL: <A HREF="#field_detail">FIELD</A> | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD>
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<HR>
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<!-- ======== START OF CLASS DATA ======== -->
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<H2>Class jala.db.FileDatabase</H2>
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<PRE>Object
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+--<a href='jala.db.RamDatabase.html'>jala.db.RamDatabase</a>
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+--<b>jala.db.FileDatabase</b>
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</PRE>
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<HR>
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<DL>
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<!-- Class definition -->
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<DT>class
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<B>jala.db.FileDatabase</B>
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<DT>extends <a href='jala.db.RamDatabase.html'>jala.db.RamDatabase</a>
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</DL>
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<P>
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<BR/>Instances of this class represent a file based in-process database
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<br /><strong>Important:</strong> You need the h2.jar in directory "lib/ext"
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of your helma installation for this library to work, which you can get
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at http://www.h2database.com/.
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<BR/><I>Defined in <a href='overview-summary-Database.js.html'>Database.js</a></I><BR/><BR/>
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</P>
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<HR>
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<!-- ======== NESTED CLASS SUMMARY ======== -->
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<!-- ======== END NESTED CLASS SUMMARY ======== -->
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<!-- =========== FIELD SUMMARY =========== -->
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<!-- =========== END FIELD SUMMARY =========== -->
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<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<A NAME="constructor_summary"><!-- --></A>
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<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
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<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
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<TD COLSPAN=2><FONT SIZE="+2">
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<B>Constructor Summary</B></FONT></TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD>
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<CODE>
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<B>
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<A HREF="jala.db.FileDatabase.html#jala.db.FileDatabase()">jala.db.FileDatabase</A>
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</B>
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(<String> name, <helma.File> directory, <String> username, <String> password)
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</CODE>
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<BR>
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Returns a newly created instance of FileDatabase.
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</TD>
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</TR>
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</TABLE>
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<!-- ======== END CONSTRUCTOR SUMMARY ======== -->
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<!-- ========== METHOD SUMMARY =========== -->
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<A NAME="method_summary"><!-- --></A>
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<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
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<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
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<TD COLSPAN=2><FONT SIZE="+2">
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<B>Method Summary</B></FONT></TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%">
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<FONT SIZE="-1">
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<CODE> Boolean</CODE>
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</FONT>
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</TD>
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<TD>
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<CODE>
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<B>
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<A HREF="#backup">backup</A></B>(<helma.File> file)
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</CODE>
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<BR>
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Creates a backup of this database, using the file passed as argument.
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</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%">
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<FONT SIZE="-1">
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<CODE> helma.File</CODE>
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</FONT>
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</TD>
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<TD>
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<CODE>
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<B>
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<A HREF="#getDirectory">getDirectory</A></B>()
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</CODE>
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<BR>
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Returns the directory where the database files are stored.
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</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%">
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<FONT SIZE="-1">
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<CODE> String</CODE>
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</FONT>
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</TD>
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<TD>
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<CODE>
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<B>
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<A HREF="#getName">getName</A></B>()
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</CODE>
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<BR>
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Returns the name of the database.
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</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%">
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<FONT SIZE="-1">
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<CODE> String</CODE>
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</FONT>
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</TD>
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<TD>
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<CODE>
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<B>
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<A HREF="#getPassword">getPassword</A></B>()
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</CODE>
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<BR>
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Returns the password of this database
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</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%">
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<FONT SIZE="-1">
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<CODE> String</CODE>
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</FONT>
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</TD>
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<TD>
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<CODE>
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<B>
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<A HREF="#getUsername">getUsername</A></B>()
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</CODE>
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<BR>
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Returns the username of this database
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</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%">
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<FONT SIZE="-1">
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<CODE> Boolean</CODE>
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</FONT>
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</TD>
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<TD>
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<CODE>
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<B>
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<A HREF="#remove">remove</A></B>()
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</CODE>
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<BR>
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Deletes all files of this database on disk.
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</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%">
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<FONT SIZE="-1">
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<CODE> Boolean</CODE>
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</FONT>
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</TD>
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<TD>
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<CODE>
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<B>
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<A HREF="#restore">restore</A></B>(<helma.File> backupFile)
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</CODE>
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<BR>
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Restores this database using a backup on disk.
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</TD>
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</TR>
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</TABLE>
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<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
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<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
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<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
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<TD><B>Methods inherited from class <a href="jala.db.RamDatabase.html">jala.db.RamDatabase</a></B></TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD><CODE>
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<!-- Inherited methods -->
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<a href="jala.db.RamDatabase.html#getUrl">getUrl</a>, <a href="jala.db.RamDatabase.html#getProperties">getProperties</a>, <a href="jala.db.RamDatabase.html#getConnection">getConnection</a>, <a href="jala.db.RamDatabase.html#shutdown">shutdown</a>, <a href="jala.db.RamDatabase.html#dropTable">dropTable</a>, <a href="jala.db.RamDatabase.html#tableExists">tableExists</a>, <a href="jala.db.RamDatabase.html#copyTables">copyTables</a>, <a href="jala.db.RamDatabase.html#runScript">runScript</a>, <a href="jala.db.RamDatabase.html#dump">dump</a>
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</CODE></TD>
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</TR>
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</TABLE>
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<P>
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<!-- ========== END METHOD SUMMARY =========== -->
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<!-- ============ FIELD DETAIL START =========== -->
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<!-- ============ FIELD DETAIL END =========== -->
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<!-- ========= CONSTRUCTOR DETAIL START ======== -->
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<A NAME="constructor_detail"><!-- --></A>
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<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
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<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
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<TD COLSPAN=1>
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<FONT SIZE="+2"><B>Constructor Detail</B></FONT>
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</TD>
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</TR>
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</TABLE>
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<A NAME="jala.db.FileDatabase()"><!-- --></A><H3>
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jala.db.FileDatabase</H3>
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<PRE><B>jala.db.FileDatabase</B>(<String> name, <helma.File> directory, <String> username, <String> password)</PRE>
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<UL>
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Returns a newly created instance of FileDatabase.
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</UL>
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<UL>
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<B>Parameters:</B>
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<UL><CODE>name</CODE> - The name of the database. This name is used as prefix for all database files
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</UL>
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<UL><CODE>directory</CODE> - The directory where the database files should be stored in.
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</UL>
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<UL><CODE>username</CODE> - Optional username (defaults to "sa"). This username is used when creating the database, so the same should be used when creating subsequent instances of jala.db.FileDatabase pointing to the same database
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</UL>
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<UL><CODE>password</CODE> - Optional password (defaults to "").
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</UL>
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</UL>
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<!-- Constructor return value(s) -->
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<UL>
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<B>Returns:</B>
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<UL>
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A newly created FileDatabase instance
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</UL>
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</UL>
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<!-- End constructor return value(s) -->
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<!-- ADDITIONAL ATTRIBUTES -->
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<HR/>
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<!-- END ADDITIONAL ATTRIBUTES -->
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<!-- ========= CONSTRUCTOR DETAIL END ======== -->
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<!-- ============ METHOD DETAIL START ========== -->
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<A NAME="method_detail"><!-- --></A>
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<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
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<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
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<TD COLSPAN=1><FONT SIZE="+2">
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<B>Method Detail</B></FONT>
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</TD>
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</TR>
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</TABLE>
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|
||
|
|
<!-- One single method detail entry -->
|
||
|
|
|
||
|
|
<A NAME="backup"><!-- --></A>
|
||
|
|
<H3>backup</H3>
|
||
|
|
<PRE>Boolean <B>backup</B>(<helma.File> file)</PRE>
|
||
|
|
|
||
|
|
<UL>Creates a backup of this database, using the file passed as argument. The
|
||
|
|
result will be a zipped file containing the database files</UL>
|
||
|
|
|
||
|
|
|
||
|
|
<!-- METHOD PARAMETERS START -->
|
||
|
|
|
||
|
|
<UL>
|
||
|
|
<B>Parameters:</B>
|
||
|
|
|
||
|
|
<UL><CODE>file</CODE> - The file to write the backup to
|
||
|
|
</UL>
|
||
|
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|
||
|
|
</UL>
|
||
|
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|
||
|
|
<!-- METHOD PARAMETERS END -->
|
||
|
|
|
||
|
|
|
||
|
|
<UL>
|
||
|
|
<B>Returns:</B>
|
||
|
|
<UL>
|
||
|
|
True if the database backup was created successfully, false otherwise
|
||
|
|
</UL>
|
||
|
|
</UL>
|
||
|
|
|
||
|
|
|
||
|
|
<!-- ADDITIONAL ATTRIBUTES START -->
|
||
|
|
|
||
|
|
<!-- ADDITIONAL ATTRIBUTES END -->
|
||
|
|
<HR>
|
||
|
|
|
||
|
|
<A NAME="getDirectory"><!-- --></A>
|
||
|
|
<H3>getDirectory</H3>
|
||
|
|
<PRE>helma.File <B>getDirectory</B>()</PRE>
|
||
|
|
|
||
|
|
<UL>Returns the directory where the database files are stored.</UL>
|
||
|
|
|
||
|
|
|
||
|
|
<!-- METHOD PARAMETERS START -->
|
||
|
|
|
||
|
|
<!-- METHOD PARAMETERS END -->
|
||
|
|
|
||
|
|
|
||
|
|
<UL>
|
||
|
|
<B>Returns:</B>
|
||
|
|
<UL>
|
||
|
|
The directory where this database is stored.
|
||
|
|
</UL>
|
||
|
|
</UL>
|
||
|
|
|
||
|
|
|
||
|
|
<!-- ADDITIONAL ATTRIBUTES START -->
|
||
|
|
|
||
|
|
<!-- ADDITIONAL ATTRIBUTES END -->
|
||
|
|
<HR>
|
||
|
|
|
||
|
|
<A NAME="getName"><!-- --></A>
|
||
|
|
<H3>getName</H3>
|
||
|
|
<PRE>String <B>getName</B>()</PRE>
|
||
|
|
|
||
|
|
<UL>Returns the name of the database. This name is used as prefix
|
||
|
|
for all files of this database in the specified directory</UL>
|
||
|
|
|
||
|
|
|
||
|
|
<!-- METHOD PARAMETERS START -->
|
||
|
|
|
||
|
|
<!-- METHOD PARAMETERS END -->
|
||
|
|
|
||
|
|
|
||
|
|
<UL>
|
||
|
|
<B>Returns:</B>
|
||
|
|
<UL>
|
||
|
|
The name of the database
|
||
|
|
</UL>
|
||
|
|
</UL>
|
||
|
|
|
||
|
|
|
||
|
|
<!-- ADDITIONAL ATTRIBUTES START -->
|
||
|
|
|
||
|
|
<!-- ADDITIONAL ATTRIBUTES END -->
|
||
|
|
<HR>
|
||
|
|
|
||
|
|
<A NAME="getPassword"><!-- --></A>
|
||
|
|
<H3>getPassword</H3>
|
||
|
|
<PRE>String <B>getPassword</B>()</PRE>
|
||
|
|
|
||
|
|
<UL>Returns the password of this database</UL>
|
||
|
|
|
||
|
|
|
||
|
|
<!-- METHOD PARAMETERS START -->
|
||
|
|
|
||
|
|
<!-- METHOD PARAMETERS END -->
|
||
|
|
|
||
|
|
|
||
|
|
<UL>
|
||
|
|
<B>Returns:</B>
|
||
|
|
<UL>
|
||
|
|
The password of this database
|
||
|
|
</UL>
|
||
|
|
</UL>
|
||
|
|
|
||
|
|
|
||
|
|
<!-- ADDITIONAL ATTRIBUTES START -->
|
||
|
|
|
||
|
|
<!-- ADDITIONAL ATTRIBUTES END -->
|
||
|
|
<HR>
|
||
|
|
|
||
|
|
<A NAME="getUsername"><!-- --></A>
|
||
|
|
<H3>getUsername</H3>
|
||
|
|
<PRE>String <B>getUsername</B>()</PRE>
|
||
|
|
|
||
|
|
<UL>Returns the username of this database</UL>
|
||
|
|
|
||
|
|
|
||
|
|
<!-- METHOD PARAMETERS START -->
|
||
|
|
|
||
|
|
<!-- METHOD PARAMETERS END -->
|
||
|
|
|
||
|
|
|
||
|
|
<UL>
|
||
|
|
<B>Returns:</B>
|
||
|
|
<UL>
|
||
|
|
The username of this database
|
||
|
|
</UL>
|
||
|
|
</UL>
|
||
|
|
|
||
|
|
|
||
|
|
<!-- ADDITIONAL ATTRIBUTES START -->
|
||
|
|
|
||
|
|
<!-- ADDITIONAL ATTRIBUTES END -->
|
||
|
|
<HR>
|
||
|
|
|
||
|
|
<A NAME="remove"><!-- --></A>
|
||
|
|
<H3>remove</H3>
|
||
|
|
<PRE>Boolean <B>remove</B>()</PRE>
|
||
|
|
|
||
|
|
<UL>Deletes all files of this database on disk. Note that this also
|
||
|
|
closes the database before removing it.</UL>
|
||
|
|
|
||
|
|
|
||
|
|
<!-- METHOD PARAMETERS START -->
|
||
|
|
|
||
|
|
<!-- METHOD PARAMETERS END -->
|
||
|
|
|
||
|
|
|
||
|
|
<UL>
|
||
|
|
<B>Returns:</B>
|
||
|
|
<UL>
|
||
|
|
True in case the database was removed successfully, false otherwise
|
||
|
|
</UL>
|
||
|
|
</UL>
|
||
|
|
|
||
|
|
|
||
|
|
<!-- ADDITIONAL ATTRIBUTES START -->
|
||
|
|
|
||
|
|
<!-- ADDITIONAL ATTRIBUTES END -->
|
||
|
|
<HR>
|
||
|
|
|
||
|
|
<A NAME="restore"><!-- --></A>
|
||
|
|
<H3>restore</H3>
|
||
|
|
<PRE>Boolean <B>restore</B>(<helma.File> backupFile)</PRE>
|
||
|
|
|
||
|
|
<UL>Restores this database using a backup on disk.</UL>
|
||
|
|
|
||
|
|
|
||
|
|
<!-- METHOD PARAMETERS START -->
|
||
|
|
|
||
|
|
<UL>
|
||
|
|
<B>Parameters:</B>
|
||
|
|
|
||
|
|
<UL><CODE>backupFile</CODE> - The backup file to use for restore
|
||
|
|
</UL>
|
||
|
|
|
||
|
|
</UL>
|
||
|
|
|
||
|
|
<!-- METHOD PARAMETERS END -->
|
||
|
|
|
||
|
|
|
||
|
|
<UL>
|
||
|
|
<B>Returns:</B>
|
||
|
|
<UL>
|
||
|
|
True if the database was successfully restored, false otherwise
|
||
|
|
</UL>
|
||
|
|
</UL>
|
||
|
|
|
||
|
|
|
||
|
|
<!-- ADDITIONAL ATTRIBUTES START -->
|
||
|
|
|
||
|
|
<!-- ADDITIONAL ATTRIBUTES END -->
|
||
|
|
<HR>
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
<!-- ============ METHOD DETAIL END ========== -->
|
||
|
|
|
||
|
|
<!-- ========= END OF CLASS DATA ========= -->
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<!-- ========== START OF NAVBAR ========== -->
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<A NAME="navbar_bottom"><!-- --></A>
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<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="overview-tree.html"><FONT CLASS="NavBarFont1"><b>Tree</b></FONT></A> </TD>
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<!--TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"--> <!--A HREF="deprecated-list.html"--><!--FONT CLASS="NavBarFont1">Deprecated</FONT--><!--/A--><!-- </TD-->
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</TD>
|
||
|
|
<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
|
||
|
|
<B>Jala 1.3</B>
|
||
|
|
</EM>
|
||
|
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</TD
|
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|
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<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
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SUMMARY: <A HREF="#field_summary">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD>
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<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
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DETAIL: <A HREF="#field_detail">FIELD</A> | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD>
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<div class="jsdoc_ctime">Documentation generated by <a href="http://jsdoc.sourceforge.net/" target="_parent">JSDoc</a> on Tue Jan 8 15:45:31 2008</div>
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