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package egovframework.com.cmm.util;
import java.io.Closeable;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.sql.Wrapper;
/**
* Utility class to support to close resources
* @author Vincent Han
* @since 2014.09.18
* @version 1.0
* @see
*
* <pre>
* << 개정이력(Modification Information) >>
*
* 수정일 수정자 수정내용
* ------- -------- ---------------------------
* 2014.09.18 표준프레임워크센터 최초 생성
*
* </pre>
*/
public class EgovResourceCloseHelper {
/**
* Resource close 처리.
* @param resources
*/
public static void close(Closeable ... resources) {
for (Closeable resource : resources) {
if (resource != null) {
try {
resource.close();
} catch (IOException ignore) {//KISA 보안약점 조치 (2018-10-29, 윤창원)
EgovBasicLogger.ignore("Occurred IOException to close resource is ingored!!");
} catch (Exception ignore) {
EgovBasicLogger.ignore("Occurred Exception to close resource is ingored!!");
}
}
}
}
/**
* JDBC 관련 resource 객체 close 처리
* @param objects
*/
public static void closeDBObjects(Wrapper ... objects) {
for (Object object : objects) {
if (object != null) {
if (object instanceof ResultSet) {
try {
((ResultSet)object).close();
} catch (SQLException ignore) {//KISA 보안약점 조치 (2018-10-29, 윤창원)
EgovBasicLogger.ignore("Occurred SQLException to close resource is ingored!!");
} catch (Exception ignore) {
EgovBasicLogger.ignore("Occurred Exception to close resource is ingored!!");
}
} else if (object instanceof Statement) {
try {
((Statement)object).close();
} catch (SQLException ignore) {//KISA 보안약점 조치 (2018-10-29, 윤창원)
EgovBasicLogger.ignore("Occurred SQLException to close resource is ingored!!");
} catch (Exception ignore) {
EgovBasicLogger.ignore("Occurred Exception to close resource is ingored!!");
}
} else if (object instanceof Connection) {
try {
((Connection)object).close();
} catch (SQLException ignore) {
EgovBasicLogger.ignore("Occurred SQLException to close resource is ingored!!");
} catch (Exception ignore) {
EgovBasicLogger.ignore("Occurred Exception to close resource is ingored!!");
}
} else {
throw new IllegalArgumentException("Wrapper type is not found : " + object.toString());
}
}
}
}
/**
* Socket 관련 resource 객체 close 처리
* @param objects
*/
public static void closeSocketObjects(Socket socket, ServerSocket server) {
if (socket != null) {
try {
socket.shutdownOutput();
} catch (IOException ignore) {
EgovBasicLogger.ignore("Occurred IOException to close resource is ingored!!");
} catch (Exception ignore) {
EgovBasicLogger.ignore("Occurred Exception to shutdown ouput is ignored!!");
}
try {
socket.close();
} catch (IOException ignore) {
EgovBasicLogger.ignore("Occurred IOException to close resource is ingored!!");
} catch (Exception ignore) {
EgovBasicLogger.ignore("Occurred Exception to close resource is ignored!!");
}
}
if (server != null) {
try {
server.close();
} catch (IOException ignore) {
EgovBasicLogger.ignore("Occurred IOException to close resource is ingored!!");
} catch (Exception ignore) {
EgovBasicLogger.ignore("Occurred Exception to close resource is ignored!!");
}
}
}
/**
* Socket 관련 resource 객체 close 처리
*
* @param sockets
*/
public static void closeSockets(Socket ... sockets) {
for (Socket socket : sockets) {
if (socket != null) {
try {
socket.shutdownOutput();
} catch (IOException ignore) {
EgovBasicLogger.ignore("Occurred IOException to close resource is ingored!!");
} catch (Exception ignore) {
EgovBasicLogger.ignore("Occurred Exception to shutdown ouput is ignored!!");
}
try {
socket.close();
} catch (IOException ignore) {
EgovBasicLogger.ignore("Occurred IOException to close resource is ingored!!");
} catch (Exception ignore) {
EgovBasicLogger.ignore("Occurred Exception to close resource is ignored!!");
}
}
}
}
}