All open JDBC resources must be closed in the finally() block. This rule does not check opened JDBC connections. Only its resources (Statement, ResultSet).
import java.sql.*;
public class
ClassA
{
public void
method () {
Connection con = null;
Statement statement = null;
ResultSet result = null;
try {
con = DriverManager.getConnection("database url");
statement = con.createStatement();
result = statement.executeQuery ("query");
}
finally {
statement.close();
result.close();
}
}
}
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