public static String htttpRequest(String strURL, String params) {
try {
URL url = new URL(strURL);
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
connection.setDoOutput(true);
connection.setDoInput(true);
connection.setUseCaches(false);
connection.setInstanceFollowRedirects(true);
connection.setRequestMethod("POST");//设定请求的方法为"POST",默认是GET
connection.setRequestProperty("Accept", "application/json");
connection.setRequestProperty("Content-Type", "application/json");
connection.connect();
OutputStreamWriter out = new OutputStreamWriter(connection.getOutputStream(), "UTF-8");
out.append(params);
out.flush();
out.close();
int length = (int) connection.getContentLength();
InputStream is = connection.getInputStream();
if (length != -1) {
byte[] data = new byte[length];
byte[] temp = new byte[512];
int readLen = 0;
int destPos = 0;
while ((readLen = is.read(temp)) > 0) {
System.arraycopy(temp, 0, data, destPos, readLen);
destPos += readLen;
}
String result = new String(data, "UTF-8");
//System.out.println(result);
return result;
}
} catch (IOException e) {
e.printStackTrace();
}
return "error";
}
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