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package com.sun.gjc.spi.jdbc30;
import com.sun.gjc.spi.base.PreparedStatementWrapper;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
/**
* Wrapper for JDBC 3.0 PreparedStatement
*/
public class PreparedStatementWrapper30 extends PreparedStatementWrapper {
/**
* Creates a new instance of PreparedStatement Wrapper for JDBC 3.0<br>
*
* @param con ConnectionWrapper<br>
* @param statement PreparedStatement that is wrapped<br>
*/
public PreparedStatementWrapper30(Connection con,
PreparedStatement statement, boolean enableCaching)
throws SQLException {
super(con, statement, enableCaching);
}
/**
* Executes the SQL query in this <code>PreparedStatement</code> object
* and returns the <code>ResultSet</code> object generated by the query.
*
* @return a <code>ResultSet</code> object that contains the data produced by the
* query; never <code>null</code>
* @throws java.sql.SQLException if a database access error occurs or the SQL
* statement does not return a <code>ResultSet</code> object
*/
public java.sql.ResultSet executeQuery() throws java.sql.SQLException {
ResultSet rs = preparedStatement.executeQuery();
return new ResultSetWrapper30(this, rs);
}
/**
* Executes the given SQL statement, which returns a single
* <code>ResultSet</code> object.
*
* @param sql an SQL statement to be sent to the database, typically a
* static SQL <code>SELECT</code> statement
* @return a <code>ResultSet</code> object that contains the data produced
* by the given query; never <code>null</code>
* @throws java.sql.SQLException if a database access error occurs or the given
* SQL statement produces anything other than a single
* <code>ResultSet</code> object
*/
public java.sql.ResultSet executeQuery(String sql) throws
java.sql.SQLException {
ResultSet rs = preparedStatement.executeQuery(sql);
return new ResultSetWrapper30(this, rs);
}
/**
* Retrieves any auto-generated keys created as a result of executing this
* <code>Statement</code> object. If this <code>Statement</code> object did
* not generate any keys, an empty <code>ResultSet</code>
* object is returned.
*
* @return a <code>ResultSet</code> object containing the auto-generated key(s)
* generated by the execution of this <code>Statement</code> object
* @throws java.sql.SQLException if a database access error occurs
* @since 1.4
*/
public java.sql.ResultSet getGeneratedKeys() throws java.sql.SQLException {
ResultSet rs = preparedStatement.getGeneratedKeys();
if (rs == null)
return null;
return new ResultSetWrapper30(this, rs);
}
/**
* Retrieves the current result as a <code>ResultSet</code> object.
* This method should be called only once per result.
*
* @return the current result as a <code>ResultSet</code> object or
* <code>null</code> if the result is an update count or there are no more results
* @throws java.sql.SQLException if a database access error occurs
* @see #execute
*/
public java.sql.ResultSet getResultSet() throws java.sql.SQLException {
ResultSet rs = preparedStatement.getResultSet();
if (rs == null)
return null;
return new ResultSetWrapper30(this, rs);
}
}