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libreoffice/odk/examples/DevelopersGuide/Database/Sales.java
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

130 lines
5.4 KiB
Java

/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* The Contents of this file are made available subject to the terms of
* the BSD license.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
* All rights reserved.
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* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
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* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Sun Microsystems, Inc. nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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*************************************************************************/
import com.sun.star.uno.*;
import com.sun.star.beans.XPropertySet;
import com.sun.star.sdbc.*;
public class Sales
{
private final XConnection con;
public Sales(XConnection connection )
{
con = connection;
}
// create the table sales.
public void createSalesTable() throws com.sun.star.uno.Exception
{
String createTableSales = "CREATE TABLE SALES " +
"(SALENR INTEGER NOT NULL, " +
" COS_NR INTEGER, " +
" SNR INTEGER, " +
" NAME VARCHAR(50)," +
" SALEDATE DATE," +
" PRICE FLOAT(10), " +
" PRIMARY KEY(SALENR)" +
" )";
XStatement stmt = con.createStatement();
stmt.executeUpdate( createTableSales );
}
// drop the table sales.
public void dropSalesTable() throws com.sun.star.uno.Exception
{
String createTableSalesman = "DROP TABLE SALES ";
XStatement stmt = con.createStatement();
stmt.executeUpdate( createTableSalesman );
}
// insert data into the table sales.
public void insertDataIntoSales() throws com.sun.star.uno.Exception
{
XStatement stmt = con.createStatement();
stmt.executeUpdate("INSERT INTO SALES " +
"VALUES (1, '100', '1','Linux','2001-02-12',15)");
stmt.executeUpdate("INSERT INTO SALES " +
"VALUES (2, '101', '2','Beef','2001-10-18',15.78)");
stmt.executeUpdate("INSERT INTO SALES " +
"VALUES (3, '104', '4','orange juice','2001-08-09',1.5)");
}
// update the table sales with a prepared statement.
public void updateSales() throws com.sun.star.uno.Exception
{
XStatement stmt = con.createStatement();
String updateString = "UPDATE SALES " +
"SET PRICE = 30 " +
"WHERE SALENR = 1";
stmt.executeUpdate(updateString);
}
// retrieve the data of the table sales.
public void retrieveSalesData() throws com.sun.star.uno.Exception
{
XStatement stmt = con.createStatement();
String query = "SELECT NAME, PRICE FROM SALES " +
"WHERE SALENR = 1";
XResultSet rs = stmt.executeQuery(query);
XRow row = UnoRuntime.queryInterface(XRow.class, rs);
while (rs.next()) {
String s = row.getString(1);
float n = row.getFloat(2);
System.out.println("The current price for " + s + " is: $" + n + ".");
}
}
// displays the column names
public void displayColumnNames() throws com.sun.star.uno.Exception
{
XStatement stmt = con.createStatement();
XPropertySet xProp = UnoRuntime.queryInterface(XPropertySet.class,stmt);
xProp.setPropertyValue("ResultSetType", Integer.valueOf(ResultSetType.SCROLL_INSENSITIVE));
xProp.setPropertyValue("ResultSetConcurrency", Integer.valueOf(ResultSetConcurrency.READ_ONLY));
XResultSet rs = stmt.executeQuery("SELECT NAME, PRICE FROM SALES");
XResultSetMetaDataSupplier xRsMetaSup = UnoRuntime.queryInterface(XResultSetMetaDataSupplier.class,rs);
XResultSetMetaData xRsMetaData = xRsMetaSup.getMetaData();
int nColumnCount = xRsMetaData.getColumnCount();
for(int i=1 ; i <= nColumnCount ; ++i)
{
System.out.println("Name: " + xRsMetaData.getColumnName(i) + " Type: " +
xRsMetaData.getColumnType(i));
}
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */