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34 
35 import java.io.*;
36 
37 //	import com.sun.star.comp.helper.RegistryServiceFactory;
38 //	import com.sun.star.comp.servicemanager.ServiceManager;
39 //	import com.sun.star.lang.XMultiServiceFactory;
40 //	import com.sun.star.lang.XServiceInfo;
41 import com.sun.star.lang.XComponent;
42 //	import com.sun.star.bridge.XUnoUrlResolver;
43 import com.sun.star.uno.*;
44 import com.sun.star.util.Date;
45 import com.sun.star.beans.XPropertySet;
46 import com.sun.star.container.XNameAccess;
47 import com.sun.star.sdbc.*;
48 
49 public class Sales
50 {
51 	private XConnection con;
52 
53 	public Sales(XConnection connection )
54 	{
55 		con = connection;
56 	}
57 	// create the table sales.
58 	public void createSalesTable() throws com.sun.star.uno.Exception
59 	{
60 		String createTableSales = "CREATE TABLE SALES " +
61 				"(SALENR INTEGER NOT NULL, " +
62 				" COS_NR INTEGER, " +
63 				" SNR INTEGER, " +
64 				" NAME VARCHAR(50)," +
65 				" SALEDATE DATE," +
66 				" PRICE FLOAT(10), " +
67 				" PRIMARY KEY(SALENR)" +
68 				" )";
69 		XStatement stmt = con.createStatement();
70 		stmt.executeUpdate( createTableSales );
71 	}
72 
73 	// drop the table sales.
74 	public void dropSalesTable() throws com.sun.star.uno.Exception
75 	{
76 		String createTableSalesman = "DROP TABLE SALES ";
77 		XStatement stmt = con.createStatement();
78 		stmt.executeUpdate( createTableSalesman );
79 	}
80 
81 	// insert data into the table sales.
82 	public void insertDataIntoSales() throws com.sun.star.uno.Exception
83 	{
84 		XStatement stmt = con.createStatement();
85 		stmt.executeUpdate("INSERT INTO SALES " +
86 				"VALUES (1, '100', '1','Linux','2001-02-12',15)");
87 		stmt.executeUpdate("INSERT INTO SALES " +
88 				"VALUES (2, '101', '2','Beef','2001-10-18',15.78)");
89 		stmt.executeUpdate("INSERT INTO SALES " +
90 				"VALUES (3, '104', '4','orange juice','2001-08-09',1.5)");
91 	}
92 
93 	// update the table sales with a prepared statement.
94 	public void updateSales() throws com.sun.star.uno.Exception
95 	{
96 		XStatement stmt = con.createStatement();
97 		String updateString =	"UPDATE SALES " +
98 								"SET PRICE = 30 " +
99 								"WHERE SALENR = 1";
100 		stmt.executeUpdate(updateString);
101 	}
102 
103 	// retrieve the data of the table sales.
104 	public void retrieveSalesData() throws com.sun.star.uno.Exception
105 	{
106 		XStatement stmt = con.createStatement();
107 		String query =	"SELECT NAME, PRICE FROM SALES " +
108 						"WHERE SALENR = 1";
109 		XResultSet rs = stmt.executeQuery(query);
110 		XRow      row = (XRow)UnoRuntime.queryInterface(XRow.class, rs);
111 		while (rs.next()) {
112 				String s = row.getString(1);
113 				float  n = row.getFloat(2);
114 				System.out.println("The current price for " + s + " is: $" + n + ".");
115 		}
116 	}
117 
118 	// create a scrollable resultset.
119 	public void retrieveSalesData2() throws com.sun.star.uno.Exception
120 	{
121 		// example for a programmatic way to do updates. This doesn't work with adabas.
122 		XStatement stmt = con.createStatement();
123 		XPropertySet xProp = (XPropertySet)UnoRuntime.queryInterface(XPropertySet.class,stmt);
124 
125 		xProp.setPropertyValue("ResultSetType", new java.lang.Integer(ResultSetType.SCROLL_INSENSITIVE));
126 		xProp.setPropertyValue("ResultSetConcurrency", new java.lang.Integer(ResultSetConcurrency.UPDATABLE));
127 
128 		XResultSet srs = stmt.executeQuery("SELECT NAME, PRICE FROM SALES");
129 		XRow       row = (XRow)UnoRuntime.queryInterface(XRow.class,srs);
130 
131 		srs.afterLast();
132 		while (srs.previous()) {
133 			String name = row.getString(1);
134 			float price = row.getFloat(2);
135 			System.out.println(name + "     " + price);
136 		}
137 
138 		srs.last();
139 		XRowUpdate updateRow = (XRowUpdate)UnoRuntime.queryInterface(XRowUpdate.class,srs);
140 		updateRow.updateFloat(2, (float)0.69);
141 
142 		XResultSetUpdate updateRs = ( XResultSetUpdate )UnoRuntime.queryInterface(
143             XResultSetUpdate.class,srs);
144 		updateRs.updateRow(); // this call updates the data in DBMS
145 
146 		srs.last();
147 		updateRow.updateFloat(2, (float)0.99);
148 		updateRs.cancelRowUpdates();
149 		updateRow.updateFloat(2, (float)0.79);
150 		updateRs.updateRow();
151 	}
152 
153 	// inserts a row programmatically.
154 	public void insertRow() throws com.sun.star.uno.Exception
155 	{
156 		// example for a programmatic way to do updates. This doesn't work with adabas.
157 		XStatement stmt = con.createStatement();
158 //		stmt.executeUpdate("INSERT INTO SALES " +
159 //                   "VALUES (4, 102, 5, 'FTOP Darjeeling tea', '2002-01-02',150)");
160 //
161 //		stmt = con.createStatement();
162 		XPropertySet xProp = (XPropertySet)UnoRuntime.queryInterface(XPropertySet.class,stmt);
163 		xProp.setPropertyValue("ResultSetType", new java.lang.Integer(ResultSetType.SCROLL_INSENSITIVE));
164 		xProp.setPropertyValue("ResultSetConcurrency", new java.lang.Integer(ResultSetConcurrency.UPDATABLE));
165 		XResultSet rs = stmt.executeQuery("SELECT * FROM SALES");
166 		XRow       row = (XRow)UnoRuntime.queryInterface(XRow.class,rs);
167 
168 		// insert a new row
169 		XRowUpdate updateRow = (XRowUpdate)UnoRuntime.queryInterface(XRowUpdate.class,rs);
170 		XResultSetUpdate updateRs = ( XResultSetUpdate )UnoRuntime.	queryInterface(XResultSetUpdate.class,rs);
171 		updateRs.moveToInsertRow();
172 		updateRow.updateInt(1, 4);
173 		updateRow.updateInt(2, 102);
174 		updateRow.updateInt(3, 5);
175 		updateRow.updateString(4, "FTOP Darjeeling tea");
176 		updateRow.updateDate(5, new Date((short)1,(short)2,(short)2002));
177 		updateRow.updateFloat(6, 150);
178 		updateRs.insertRow();
179 	}
180 
181 	// deletes a row programmatically.
182 	public void deleteRow() throws com.sun.star.uno.Exception
183 	{
184 		// example for a programmatic way to do updates. This doesn't work with adabas.
185 		XStatement stmt = con.createStatement();
186 		XPropertySet xProp = (XPropertySet)UnoRuntime.queryInterface(XPropertySet.class,stmt);
187 		xProp.setPropertyValue("ResultSetType", new java.lang.Integer(ResultSetType.SCROLL_INSENSITIVE));
188 		xProp.setPropertyValue("ResultSetConcurrency", new java.lang.Integer(ResultSetConcurrency.UPDATABLE));
189 		XResultSet rs = stmt.executeQuery("SELECT * FROM SALES");
190 		XRow       row = (XRow)UnoRuntime.queryInterface(XRow.class,rs);
191 
192 		XResultSetUpdate updateRs = ( XResultSetUpdate )UnoRuntime.	queryInterface(XResultSetUpdate.class,rs);
193 		// move to the inserted row
194 		rs.absolute(4);
195 		updateRs.deleteRow();
196 	}
197 
198 	// refresh a row
199 	public void refreshRow() throws com.sun.star.uno.Exception
200 	{
201 		// example for a programmatic way to do updates. This doesn't work with adabas.
202 		// first we need the 4 row
203 		insertRow();
204 
205 		XStatement stmt = con.createStatement();
206 		XPropertySet xProp = (XPropertySet)UnoRuntime.queryInterface(XPropertySet.class,stmt);
207 		xProp.setPropertyValue("ResultSetType", new java.lang.Integer(ResultSetType.SCROLL_INSENSITIVE));
208 		xProp.setPropertyValue("ResultSetConcurrency", new java.lang.Integer(ResultSetConcurrency.READ_ONLY));
209 		XResultSet rs = stmt.executeQuery("SELECT NAME, PRICE FROM SALES");
210 		XRow       row = (XRow)UnoRuntime.queryInterface(XRow.class, rs);
211 		rs.absolute(4);
212 		float price1 = row.getFloat(2);
213 
214 		// modifiy the 4 row
215 		XRowUpdate updateRow = (XRowUpdate)UnoRuntime.queryInterface(XRowUpdate.class,rs);
216 		XResultSetUpdate updateRs = ( XResultSetUpdate )UnoRuntime.	queryInterface(XResultSetUpdate.class,rs);
217 		updateRow.updateFloat(2, 150);
218 		updateRs.updateRow();
219 		// repositioning
220 		rs.absolute(4);
221 		rs.refreshRow();
222 		float price2 = row.getFloat(2);
223 		if (price2 != price1) {
224 			System.out.println("Prices are different.");
225 		}
226 		else
227 			System.out.println("Prices are equal.");
228 		deleteRow();
229 	}
230 
231 	// displays the column names
232 	public void displayColumnNames() throws com.sun.star.uno.Exception
233 	{
234 		XStatement stmt = con.createStatement();
235 		XPropertySet xProp = (XPropertySet)UnoRuntime.queryInterface(XPropertySet.class,stmt);
236 		xProp.setPropertyValue("ResultSetType", new java.lang.Integer(ResultSetType.SCROLL_INSENSITIVE));
237 		xProp.setPropertyValue("ResultSetConcurrency", new java.lang.Integer(ResultSetConcurrency.READ_ONLY));
238 		XResultSet rs = stmt.executeQuery("SELECT NAME, PRICE FROM SALES");
239 		XResultSetMetaDataSupplier xRsMetaSup = (XResultSetMetaDataSupplier)
240             UnoRuntime.queryInterface(XResultSetMetaDataSupplier.class,rs);
241 		XResultSetMetaData xRsMetaData =  xRsMetaSup.getMetaData();
242 		int nColumnCount =  xRsMetaData.getColumnCount();
243 		for(int i=1 ; i <= nColumnCount ; ++i)
244 		{
245 		   System.out.println("Name: " + xRsMetaData.getColumnName(i) + " Type: " +
246                               xRsMetaData.getColumnType(i));
247 		}
248 	}
249 }
250 
251