Android经典设计源码-GetPostSample.rar

package tjuci.edu.dl; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintStream; import java.net.URL; import java.net.URLConnection; public class GetPostUtils { public static String sendGet(String url, String params) { String urlName = url + "?" + params; StringBuffer sb = new StringBuffer(); BufferedReader br = null; try { URL realURL = new URL(urlName); URLConnection conn = realURL.openConnection(); conn.connect(); br = new BufferedReader( new InputStreamReader(conn.getInputStream())); String line = null; while ((line = br.readLine()) != null) { sb.append(line); } } catch (Exception e) { e.printStackTrace(); } finally { if (br != null) { try { br.close(); } catch (IOException e) { e.printStackTrace(); } } } return sb.toString(); } public static String sendPost(String url, String params) { StringBuffer sb = new StringBuffer(); PrintStream ps = null; BufferedReader br = null; try { URL realURL = new URL(url); URLConnection conn = realURL.openConnection(); // 发送post必须设置这两行 conn.setDoInput(true); conn.setDoOutput(true); ps = new PrintStream(conn.getOutputStream()); ps.print(params);// 发送参数 ps.flush(); br = new BufferedReader( new InputStreamReader(conn.getInputStream())); String line = null; while ((line = br.readLine()) != null) { sb.append(line); } } catch (Exception e) { e.printStackTrace(); } finally { if (ps != null) { ps.close(); } if (br != null) { try { br.close(); } catch (IOException e) { e.printStackTrace(); } } } return sb.toString(); } }