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ca.spaz.sql.SQLDelete	0%	0%

1		/*
2		* Created on 18-Apr-2005
3		*/
4		package ca.spaz.sql;
5
6		import java.sql.*;
7
8		import org.apache.log4j.Logger;
9
10		/**
11		* Conveniently produces simple SQL DELETE statements
12		*
13		* @author Aaron Davidson
14		*/
15		public class SQLDelete extends SQLSelectableStatement {
16		/**
17		* Logger for this class
18		*/
19	0	private static final Logger logger = Logger.getLogger(SQLDelete.class);
20
21		/**
22		* Create a new SQLUpdate command for the given table
23		* @param tableName the name of the table to update on
24		*/
25		public SQLDelete(String tableName) {
26	0	super(tableName, true, false, class="keyword">true);
27	0	}
28
29		/**
30		* Overrides execute() and calls executeUpdate()
31		*/
32		protected void doExecute(Connection con) throws SQLException {
33	0	Statement stmt = con.createStatement();
34	0	String query = this.getQueryString();
35	0	if (logger.isDebugEnabled()) {
36	0	logger.debug("executeQuery() - Statement to be executed: " + query);
37		}
38
39	0	stmt.execute(query);
40	0	}
41
42		/**
43		* Generate the SQL string for an DELETE command.
44		*/
45		protected String getQueryString() {
46	0	StringBuffer sb = new StringBuffer();
47	0	sb.append("DELETE FROM ");
48	0	sb.append(getTableName());
49	0	sb.append(getWhere());
50	0	return sb.toString();
51		}
52		}

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