Java tutorial
//package com.java2s; /** * Logback: the reliable, generic, fast and flexible logging framework. * Copyright (C) 1999-2013, QOS.ch. All rights reserved. * * This program and the accompanying materials are dual-licensed under * either the terms of the Eclipse Public License v1.0 as published by * the Eclipse Foundation * * or (per the licensee's choosing) * * under the terms of the GNU Lesser General Public License version 2.1 * as published by the Free Software Foundation. */ import java.io.Closeable; import java.io.IOException; import java.net.ServerSocket; import java.net.Socket; public class Main { /** * Closes a closeable while suppressing any {@code IOException} that occurs. * @param closeable the socket to close */ public static void closeQuietly(Closeable closeable) { if (closeable == null) return; try { closeable.close(); } catch (IOException ex) { assert true; // avoid an empty catch } } /** * Closes a socket while suppressing any {@code IOException} that occurs. * @param socket the socket to close */ public static void closeQuietly(Socket socket) { if (socket == null) return; try { socket.close(); } catch (IOException ex) { assert true; // avoid an empty catch } } /** * Closes a server socket while suppressing any {@code IOException} that * occurs. * @param serverSocket the socket to close */ public static void closeQuietly(ServerSocket serverSocket) { if (serverSocket == null) return; try { serverSocket.close(); } catch (IOException ex) { assert true; // avoid an empty catch } } }