Java URL Read getHttpResponse(String urlStr)

Description

get Http Response

License

Open Source License

Declaration

public static String getHttpResponse(String urlStr) throws IOException 

Method Source Code

//package com.java2s;
/*/*w  ww .  j a  v a2  s .  c o  m*/
 * Copyright (C) 2015 Weigandt Consulting
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

import java.io.BufferedReader;
import java.io.IOException;

import java.io.InputStreamReader;
import java.net.HttpURLConnection;

import java.net.URL;

public class Main {
    public static String getHttpResponse(String urlStr) throws IOException {
        URL url = new URL(urlStr);
        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setRequestMethod("GET");
        conn.setRequestProperty("Accept", "application/json");
        conn.setConnectTimeout(5000);
        //conn.setReadTimeout(20000);

        if (conn.getResponseCode() != 200) {
            throw new RuntimeException("Failed : HTTP error code : " + conn.getResponseCode());
        }

        BufferedReader br = new BufferedReader(new InputStreamReader((conn.getInputStream())));

        StringBuilder outputBuilder = new StringBuilder();
        String output;
        while ((output = br.readLine()) != null) {
            outputBuilder.append(output);
        }
        conn.disconnect();
        return outputBuilder.toString();
    }
}

Related

1. getHtml(String urlString)
2. getHTML(String urlToRead)
3. getHTML(String urlToRead)
4. getHttpResponse(HttpURLConnection conn, int expectedReturnCode)
5. getHTTPResponse(String url)
6. getLastModified(HttpURLConnection conn)
7. getLastModified(HttpURLConnection connection)
8. getRemoteFileLength(String url)
9. getRemoteFileSize(URL url)