예제
public class
ClassA {
public void
makeStream (DataSource ds) {
try
{
Connection connection = ds.getConnection();
connection.getTransactionIsolation();
//do something...
connection.close();
}
catch
(SQLException sqle) {
//stream leaked...
}
}
}
솔루션
자원 누수를 피하려면 모든 java.sql.Connection에서 close()가 호출되는지 확인하십시오.
참고: 이 규칙은 javax.sql.DataSource 또는 java.sql.DriverManager를 통해 검색된 Connection에 적용됩니다.
public class
ClassA {
public void
makeStream (DataSource ds) {
Connection connection =
null
;
try
{
connection = ds.getConnection();
connection.getTransactionIsolation();
//do something...
}
catch
(SQLException sqle) {
//do something...
}
finally
{
if
(connection !=
null
) {
try
{
connection.close();
}
catch
(SQLException sqle) {
//do something...
}
}
}
}
}