HttpURLConnection conn = null;
BufferedReader reader = null;
String rs = null;
try {
StringBuffer sb = new StringBuffer();
if (method == null || method.equals("GET")) {
strUrl = strUrl + "?" + urlencode(params);
}
URL url = new URL(strUrl);
conn = (HttpURLConnection) url.openConnection();// 打开连接
if (method == null || method.equals("GET")) {
conn.setRequestMethod("GET");
} else {
conn.setRequestMethod("POST");
conn.setDoOutput(true);
}
conn.setRequestProperty("User-agent", userAgent);
conn.setUseCaches(false);
conn.setConnectTimeout(DEF_CONN_TIMEOUT);
conn.setReadTimeout(DEF_READ_TIMEOUT);
conn.setInstanceFollowRedirects(false);
conn.connect();
if (params != null && method.equals("POST")) {
try {
OutputStream out = conn.getOutputStream();
out.write(params.toString().getBytes());
out.flush();
} catch (Exception e) {
}
}
InputStream is = conn.getInputStream();
reader = new BufferedReader(new InputStreamReader(is, DEF_CHATSET));
String strRead = null;
while ((strRead = reader.readLine()) != null) {
sb.append(strRead);
}
rs = sb.toString();
} catch (IOException e) {
e.printStackTrace();
} finally {
if (reader != null) {
reader.close();
}
if (conn != null) {
conn.disconnect();
}
}
本文来自博客园,作者:写程序到老,转载请注明原文链接:https://www.cnblogs.com/angin-iit/p/8882557.html