/*************************************************************************
*
* $RCSfile: Sales.java,v $
*
* $Revision: 1.3 $
*
* last change: $Author: hr $ $Date: 2003-06-30 15:17:40 $
*
* The Contents of this file are made available subject to the terms of
* the BSD license.
*
* Copyright (c) 2003 by Sun Microsystems, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 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
* notice, this list of conditions and the following disclaimer in the
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*************************************************************************/
import java.io.*;
// import com.sun.star.comp.helper.RegistryServiceFactory;
// import com.sun.star.comp.servicemanager.ServiceManager;
// import com.sun.star.lang.XMultiServiceFactory;
// import com.sun.star.lang.XServiceInfo;
import com.sun.star.lang.XComponent;
// import com.sun.star.bridge.XUnoUrlResolver;
import com.sun.star.uno.*;
import com.sun.star.util.Date;
import com.sun.star.beans.XPropertySet;
import com.sun.star.container.XNameAccess;
import com.sun.star.sdbc.*;
public class Sales
{
private 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 = (XRow)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 + ".");
}
}
// create a scrollable resultset.
public void retrieveSalesData2() throws com.sun.star.uno.Exception
{
// example for a programmatic way to do updates. This doesn't work with adabas.
XStatement stmt = con.createStatement();
XPropertySet xProp = (XPropertySet)UnoRuntime.queryInterface(XPropertySet.class,stmt);
xProp.setPropertyValue("ResultSetType", new java.lang.Integer(ResultSetType.SCROLL_INSENSITIVE));
xProp.setPropertyValue("ResultSetConcurrency", new java.lang.Integer(ResultSetConcurrency.UPDATABLE));
XResultSet srs = stmt.executeQuery("SELECT NAME, PRICE FROM SALES");
XRow row = (XRow)UnoRuntime.queryInterface(XRow.class,srs);
srs.afterLast();
while (srs.previous()) {
String name = row.getString(1);
float price = row.getFloat(2);
System.out.println(name + " " + price);
}
srs.last();
XRowUpdate updateRow = (XRowUpdate)UnoRuntime.queryInterface(XRowUpdate.class,srs);
updateRow.updateFloat(2, (float)0.69);
XResultSetUpdate updateRs = ( XResultSetUpdate )UnoRuntime.queryInterface(
XResultSetUpdate.class,srs);
updateRs.updateRow(); // this call updates the data in DBMS
srs.last();
updateRow.updateFloat(2, (float)0.99);
updateRs.cancelRowUpdates();
updateRow.updateFloat(2, (float)0.79);
updateRs.updateRow();
}
// inserts a row programmatically.
public void insertRow() throws com.sun.star.uno.Exception
{
// example for a programmatic way to do updates. This doesn't work with adabas.
XStatement stmt = con.createStatement();
// stmt.executeUpdate("INSERT INTO SALES " +
// "VALUES (4, 102, 5, 'FTOP Darjeeling tea', '2002-01-02',150)");
//
// stmt = con.createStatement();
XPropertySet xProp = (XPropertySet)UnoRuntime.queryInterface(XPropertySet.class,stmt);
xProp.setPropertyValue("ResultSetType", new java.lang.Integer(ResultSetType.SCROLL_INSENSITIVE));
xProp.setPropertyValue("ResultSetConcurrency", new java.lang.Integer(ResultSetConcurrency.UPDATABLE));
XResultSet rs = stmt.executeQuery("SELECT * FROM SALES");
XRow row = (XRow)UnoRuntime.queryInterface(XRow.class,rs);
// insert a new row
XRowUpdate updateRow = (XRowUpdate)UnoRuntime.queryInterface(XRowUpdate.class,rs);
XResultSetUpdate updateRs = ( XResultSetUpdate )UnoRuntime. queryInterface(XResultSetUpdate.class,rs);
updateRs.moveToInsertRow();
updateRow.updateInt(1, 4);
updateRow.updateInt(2, 102);
updateRow.updateInt(3, 5);
updateRow.updateString(4, "FTOP Darjeeling tea");
updateRow.updateDate(5, new Date((short)1,(short)2,(short)2002));
updateRow.updateFloat(6, 150);
updateRs.insertRow();
}
// deletes a row programmatically.
public void deleteRow() throws com.sun.star.uno.Exception
{
// example for a programmatic way to do updates. This doesn't work with adabas.
XStatement stmt = con.createStatement();
XPropertySet xProp = (XPropertySet)UnoRuntime.queryInterface(XPropertySet.class,stmt);
xProp.setPropertyValue("ResultSetType", new java.lang.Integer(ResultSetType.SCROLL_INSENSITIVE));
xProp.setPropertyValue("ResultSetConcurrency", new java.lang.Integer(ResultSetConcurrency.UPDATABLE));
XResultSet rs = stmt.executeQuery("SELECT * FROM SALES");
XRow row = (XRow)UnoRuntime.queryInterface(XRow.class,rs);
XResultSetUpdate updateRs = ( XResultSetUpdate )UnoRuntime. queryInterface(XResultSetUpdate.class,rs);
// move to the inserted row
rs.absolute(4);
updateRs.deleteRow();
}
// refresh a row
public void refreshRow() throws com.sun.star.uno.Exception
{
// example for a programmatic way to do updates. This doesn't work with adabas.
// first we need the 4 row
insertRow();
XStatement stmt = con.createStatement();
XPropertySet xProp = (XPropertySet)UnoRuntime.queryInterface(XPropertySet.class,stmt);
xProp.setPropertyValue("ResultSetType", new java.lang.Integer(ResultSetType.SCROLL_INSENSITIVE));
xProp.setPropertyValue("ResultSetConcurrency", new java.lang.Integer(ResultSetConcurrency.READ_ONLY));
XResultSet rs = stmt.executeQuery("SELECT NAME, PRICE FROM SALES");
XRow row = (XRow)UnoRuntime.queryInterface(XRow.class, rs);
rs.absolute(4);
float price1 = row.getFloat(2);
// modifiy the 4 row
XRowUpdate updateRow = (XRowUpdate)UnoRuntime.queryInterface(XRowUpdate.class,rs);
XResultSetUpdate updateRs = ( XResultSetUpdate )UnoRuntime. queryInterface(XResultSetUpdate.class,rs);
updateRow.updateFloat(2, 150);
updateRs.updateRow();
// repositioning
rs.absolute(4);
rs.refreshRow();
float price2 = row.getFloat(2);
if (price2 != price1) {
System.out.println("Prices are different.");
}
else
System.out.println("Prices are equal.");
deleteRow();
}
// displays the column names
public void displayColumnNames() throws com.sun.star.uno.Exception
{
XStatement stmt = con.createStatement();
XPropertySet xProp = (XPropertySet)UnoRuntime.queryInterface(XPropertySet.class,stmt);
xProp.setPropertyValue("ResultSetType", new java.lang.Integer(ResultSetType.SCROLL_INSENSITIVE));
xProp.setPropertyValue("ResultSetConcurrency", new java.lang.Integer(ResultSetConcurrency.READ_ONLY));
XResultSet rs = stmt.executeQuery("SELECT NAME, PRICE FROM SALES");
XResultSetMetaDataSupplier xRsMetaSup = (XResultSetMetaDataSupplier)
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));
}
}
}