方法一
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try{ URL url = new URL(address); HttpURLConnection conn = (HttpURLConnection)url.openConnection(); conn.setUseCaches(false); conn.setInstanceFollowRedirects(true); conn.setConnectTimeout(waitMilliSecond); conn.setReadTimeout(waitMilliSecond); //HTTP connect try { conn.connect(); } catch(Exception e) { e.printStackTrace(); return false; } int code = conn.getResponseCode(); if ((code >= 100) && (code < 400)){ return true; } return false;}catch (Exception e){ e.printStackTrace(); return false;} |
方法二
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try { URL url = new URL(address); String host = url.getHost(); int port = url.getPort(); if (port == -1) { port = 80; } Socket socket = new Socket(); InetSocketAddress isa = new InetSocketAddress(InetAddress.getByName(host), port); socket.connect(isa, timeout); if (socket.isConnected()) { return true; } else { return false; }} catch (Exception e) { e.printStackTrace();} finally { if (socket != null) { try { socket.close(); } catch (IOException e) { e.printStackTrace(); } }} |
以上这篇Android检测url地址是否可达的两种方法就是小编分享给大家的全部内容了，希望能给大家一个参考，也希望大家多多支持服务器之家。
原文链接：https://blog.csdn.net/Q1009355422/article/details/56672650
