Android - HTTP util class SyncGET & SyncPOST

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Android - HTTP util class SyncGET & SyncPOST

public class UtilHttp {    private static final String TAG = "UtilHttp";    public static String err;    public static String doHttpGet(Context ctx, String serverUrl) {        Log.v(TAG, "HTTPGET:" + serverUrl);        String result = null;        err = null;        HttpURLConnection conn = null;        InputStream in = null;        try {            int TIMEOUT_MILLISEC = 15000;            conn = (HttpURLConnection) new URL(serverUrl).openConnection();            conn.setRequestMethod("GET");            conn.setConnectTimeout(TIMEOUT_MILLISEC);            conn.setReadTimeout(TIMEOUT_MILLISEC);            conn.setRequestProperty("Accept-Encoding", "");            conn.setRequestProperty("Accept", "application/json");            conn.setDoInput(true);            conn.connect();            int responseCode = conn.getResponseCode();            Log.v(TAG, "Return code = " + responseCode);            if (responseCode == 200 || responseCode == 400) {                in = new BufferedInputStream(conn.getInputStream());                String encoding = conn.getContentEncoding() == null ? "UTF-8"                        : conn.getContentEncoding();                result = IOUtils.toString(in, encoding);            } else {                String responseMsg = conn.getResponseMessage();                if (responseMsg != null) {                    Log.v(TAG, "Response message = " + responseMsg);                    err = responseCode + ":" + responseMsg;                } else {                    Log.v(TAG, "Response message is null");                    err = responseCode + ":"                            + ctx.getString(R.string.responseisnull);                }            }        } catch (IOException e) {            e.printStackTrace();            err = e.getMessage();        } finally {            if (in != null) {                try {                    in.close();                } catch (IOException e) {                    e.printStackTrace();                }            }            if (conn != null) {                conn.disconnect();                conn = null;            }        }        if (result != null) {            Log.v(TAG, result);        } else {            Log.v(TAG, "Result is null");        }        return result;    }    public static String doHttpPostWithResult(Context ctx, String serverUrl,                                              String params) {        Log.v(TAG, "HTTPPOST:" + serverUrl);        String result = null;        err = null;        HttpURLConnection conn = null;        InputStream in = null;        OutputStreamWriter out = null;        try {            int TIMEOUT_MILLISEC = 15000;            conn = (HttpURLConnection) new URL(serverUrl).openConnection();            conn.setRequestMethod("POST");            conn.setConnectTimeout(TIMEOUT_MILLISEC);            conn.setReadTimeout(TIMEOUT_MILLISEC);            conn.setRequestProperty("Accept-Encoding", "");            conn.setRequestProperty("Content-Type", "application/json");            conn.setRequestProperty("Accept", "application/json");            conn.setDoOutput(true);            conn.setDoInput(true);            conn.setChunkedStreamingMode(0);            if (params != null) {                out = new OutputStreamWriter(conn.getOutputStream());                out.write(params);                out.flush();            }            conn.connect();            int responseCode = conn.getResponseCode();            Log.v(TAG, "Return code = " + responseCode);            if (responseCode == 200 || responseCode == 400) {                in = new BufferedInputStream(conn.getInputStream());                String encoding = conn.getContentEncoding() == null ? "UTF-8"                        : conn.getContentEncoding();                result = IOUtils.toString(in, encoding);            } else {                String responseMsg = conn.getResponseMessage();                if (responseMsg != null) {                    Log.v(TAG, "Response message = " + responseMsg);                    err = responseCode + ":" + responseMsg;                } else {                    Log.v(TAG, "Response message is null");                    err = responseCode + ":"                            + ctx.getString(R.string.responseisnull);                }            }        } catch (IOException e) {            e.printStackTrace();            err = e.getMessage();        } finally {            if (out != null) {                try {                    out.close();                } catch (IOException e) {                    e.printStackTrace();                }            }            if (in != null) {                try {                    in.close();                } catch (IOException e) {                    e.printStackTrace();                }            }            if (conn != null) {                conn.disconnect();                conn = null;            }        }        if (result != null) {            Log.v(TAG, result);        } else {            Log.v(TAG, "Result is null");        }        return result;    }}
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