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https://github.com/berkeleydb/libdb.git
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292 lines
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HTML
292 lines
10 KiB
HTML
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<!--NewPage-->
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<HTML>
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<HEAD>
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<!-- Generated by javadoc (build 1.4.2_03) on Sat Apr 30 14:01:27 CEST 2011 -->
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<TITLE>
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Callback (SQLite Java Wrapper)
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</TITLE>
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<META NAME="keywords" CONTENT="SQLite.Callback interface">
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<LINK REL ="stylesheet" TYPE="text/css" HREF="../stylesheet.css" TITLE="Style">
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<SCRIPT type="text/javascript">
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function windowTitle()
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{
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parent.document.title="Callback (SQLite Java Wrapper)";
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}
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</SCRIPT>
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</HEAD>
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<BODY BGCOLOR="white" onload="windowTitle();">
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<!-- ========= START OF TOP NAVBAR ======= -->
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<A NAME="navbar_top"><!-- --></A>
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<A HREF="#skip-navbar_top" title="Skip navigation links"></A>
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<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
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<TR>
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<TD COLSPAN=3 BGCOLOR="#EEEEFF" CLASS="NavBarCell1">
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<A NAME="navbar_top_firstrow"><!-- --></A>
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<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
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<TR ALIGN="center" VALIGN="top">
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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="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD>
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<TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD>
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<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD>
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</TR>
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</TABLE>
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</TD>
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<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
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</EM>
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</TD>
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</TR>
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<TR>
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<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
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<A HREF="../SQLite/BusyHandler.html" title="interface in SQLite"><B>PREV CLASS</B></A>
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<A HREF="../SQLite/Constants.html" title="class in SQLite"><B>NEXT CLASS</B></A></FONT></TD>
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<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
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<A HREF="../index.html" target="_top"><B>FRAMES</B></A>
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<A HREF="Callback.html" target="_top"><B>NO FRAMES</B></A>
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<SCRIPT type="text/javascript">
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<!--
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if(window==top) {
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document.writeln('<A HREF="../allclasses-noframe.html"><B>All Classes</B></A>');
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}
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//-->
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</SCRIPT>
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<NOSCRIPT>
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<A HREF="../allclasses-noframe.html"><B>All Classes</B></A>
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</NOSCRIPT>
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</FONT></TD>
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</TR>
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<TR>
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<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
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SUMMARY: NESTED | FIELD | CONSTR | <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: FIELD | CONSTR | <A HREF="#method_detail">METHOD</A></FONT></TD>
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</TR>
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</TABLE>
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<A NAME="skip-navbar_top"></A>
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<!-- ========= END OF TOP NAVBAR ========= -->
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<HR>
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<!-- ======== START OF CLASS DATA ======== -->
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<H2>
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<FONT SIZE="-1">
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SQLite</FONT>
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<BR>
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Interface Callback</H2>
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<DL>
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<DT><B>All Known Implementing Classes:</B> <DD><A HREF="../SQLite/TableResult.html" title="class in SQLite">TableResult</A></DD>
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</DL>
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<HR>
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<DL>
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<DT>public interface <B>Callback</B></DL>
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<P>
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Callback interface for SQLite's query results.
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<BR><BR>
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Example:<BR>
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<PRE>
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class TableFmt implements SQLite.Callback {
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public void columns(String cols[]) {
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System.out.println("<TH><TR>");
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for (int i = 0; i < cols.length; i++) {
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System.out.println("<TD>" + cols[i] + "</TD>");
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}
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System.out.println("</TR></TH>");
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}
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public boolean newrow(String cols[]) {
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System.out.println("<TR>");
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for (int i = 0; i < cols.length; i++) {
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System.out.println("<TD>" + cols[i] + "</TD>");
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}
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System.out.println("</TR>");
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return false;
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}
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}
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...
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SQLite.Database db = new SQLite.Database();
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db.open("db", 0);
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System.out.println("<TABLE>");
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db.exec("select * from TEST", new TableFmt());
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System.out.println("</TABLE>");
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...
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</PRE>
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<P>
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<P>
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<HR>
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<P>
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<!-- ======== NESTED CLASS SUMMARY ======== -->
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<!-- =========== FIELD SUMMARY =========== -->
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<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<!-- ========== METHOD SUMMARY =========== -->
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<A NAME="method_summary"><!-- --></A>
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<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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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%"><FONT SIZE="-1">
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<CODE> void</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../SQLite/Callback.html#columns(java.lang.String[])">columns</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>[] coldata)</CODE>
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<BR>
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Reports column names of the query result.</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%"><FONT SIZE="-1">
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<CODE> boolean</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../SQLite/Callback.html#newrow(java.lang.String[])">newrow</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>[] rowdata)</CODE>
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<BR>
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Reports row data of the query result.</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%"><FONT SIZE="-1">
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<CODE> void</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../SQLite/Callback.html#types(java.lang.String[])">types</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>[] types)</CODE>
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<BR>
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Reports type names of the columns of the query result.</TD>
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</TR>
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</TABLE>
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<P>
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<!-- ============ FIELD DETAIL =========== -->
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<!-- ========= CONSTRUCTOR DETAIL ======== -->
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<!-- ============ METHOD DETAIL ========== -->
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<A NAME="method_detail"><!-- --></A>
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<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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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></TD>
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</TR>
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</TABLE>
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<A NAME="columns(java.lang.String[])"><!-- --></A><H3>
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columns</H3>
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<PRE>
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public void <B>columns</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>[] coldata)</PRE>
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<DL>
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<DD>Reports column names of the query result.
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This method is invoked first (and once) when
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the SQLite engine returns the result set.<BR><BR>
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<P>
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<DD><DL>
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<DT><B>Parameters:</B><DD><CODE>coldata</CODE> - string array holding the column names</DL>
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</DD>
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</DL>
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<HR>
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<A NAME="newrow(java.lang.String[])"><!-- --></A><H3>
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newrow</H3>
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<PRE>
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public boolean <B>newrow</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>[] rowdata)</PRE>
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<DL>
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<DD>Reports row data of the query result.
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This method is invoked for each row of the
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result set. If true is returned the running
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SQLite query is aborted.<BR><BR>
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<P>
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<DD><DL>
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<DT><B>Parameters:</B><DD><CODE>rowdata</CODE> - string array holding the column values of the row</DL>
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</DD>
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</DL>
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<HR>
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<A NAME="types(java.lang.String[])"><!-- --></A><H3>
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types</H3>
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<PRE>
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public void <B>types</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>[] types)</PRE>
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<DL>
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<DD>Reports type names of the columns of the query result.
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This is available from SQLite 2.6.0 on and needs
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the PRAGMA show_datatypes to be turned on.<BR><BR>
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<P>
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<DD><DL>
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<DT><B>Parameters:</B><DD><CODE>types</CODE> - string array holding column types</DL>
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</DD>
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</DL>
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<!-- ========= END OF CLASS DATA ========= -->
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<HR>
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<!-- ======= START OF BOTTOM NAVBAR ====== -->
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<A NAME="navbar_bottom"><!-- --></A>
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<A HREF="#skip-navbar_bottom" title="Skip navigation links"></A>
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<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
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<TR>
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<TD COLSPAN=3 BGCOLOR="#EEEEFF" CLASS="NavBarCell1">
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<A NAME="navbar_bottom_firstrow"><!-- --></A>
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<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
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<TR ALIGN="center" VALIGN="top">
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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="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD>
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<TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD>
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<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD>
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</TR>
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</TABLE>
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</TD>
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<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
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</EM>
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</TD>
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</TR>
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<TR>
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<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
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<A HREF="../SQLite/BusyHandler.html" title="interface in SQLite"><B>PREV CLASS</B></A>
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<A HREF="../SQLite/Constants.html" title="class in SQLite"><B>NEXT CLASS</B></A></FONT></TD>
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<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
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<A HREF="../index.html" target="_top"><B>FRAMES</B></A>
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<A HREF="Callback.html" target="_top"><B>NO FRAMES</B></A>
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<SCRIPT type="text/javascript">
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<!--
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if(window==top) {
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document.writeln('<A HREF="../allclasses-noframe.html"><B>All Classes</B></A>');
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}
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//-->
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</SCRIPT>
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<NOSCRIPT>
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<A HREF="../allclasses-noframe.html"><B>All Classes</B></A>
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</NOSCRIPT>
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</FONT></TD>
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</TR>
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<TR>
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<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
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SUMMARY: NESTED | FIELD | CONSTR | <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: FIELD | CONSTR | <A HREF="#method_detail">METHOD</A></FONT></TD>
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</TR>
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</TABLE>
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<A NAME="skip-navbar_bottom"></A>
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<!-- ======== END OF BOTTOM NAVBAR ======= -->
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<HR>
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<small>Contact: <a HREF="mailto:chw@ch-werner.de">Christian Werner</a></small>
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</BODY>
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</HTML>
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