Example usage for org.apache.http.client.methods HttpGet HttpGet

List of usage examples for org.apache.http.client.methods HttpGet HttpGet

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Introduction

In this page you can find the example usage for org.apache.http.client.methods HttpGet HttpGet.

Prototype

public HttpGet(final String uri)

Source Link

Usage

From source file:Main.java

/**
 * Code adapted from http://stackoverflow.com/a/12854981
 * @return Device external IP address or ERROR statement.
 *//*from  w  ww.j av a 2 s. c  o  m*/
public static String getExternalIP() {
    try {
        HttpClient httpclient = new DefaultHttpClient();
        HttpGet httpget = new HttpGet("http://ip2country.sourceforge.net/ip2c.php?format=JSON");
        // HttpGet httpget = new HttpGet("http://whatismyip.com.au/");
        // HttpGet httpget = new HttpGet("http://www.whatismyip.org/");
        HttpResponse response = httpclient.execute(httpget);
        HttpEntity entity = response.getEntity();
        if (entity != null && entity.getContentLength() > 0) {
            JSONObject json_data = new JSONObject(EntityUtils.toString(entity));
            return json_data.getString("ip");
        } else {
            Log.e(LOG_TAG, "Response error: " + response.getStatusLine().toString());
        }
    } catch (Exception e) {
        Log.e(LOG_TAG, e.toString());
    }
    return "ERROR";
}

From source file:Main.java

public static boolean getkeepaliveinfo() {
    String baseUrl = "http://10.6.8.2/cgi-bin/keeplive?";

    try {//w ww. j  ava  2s . c om
        HttpGet getMethod = new HttpGet(baseUrl);
        getMethod.addHeader("Accept", "*/*");
        //getMethod.addHeader("Accept-Language", "zh-cn");
        //getMethod.addHeader("Referer", "http://202.117.2.41/index.html");
        //getMethod.addHeader("Content-Type", "application/x-www-form-urlencoded");
        //getMethod.addHeader("Accept-Encoding", "gzip, deflate");
        //getMethod.addHeader("User-Agent", "Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; Trident/6.0)");
        getMethod.addHeader("Host", "10.6.8.2");
        //getMethod.addHeader("DNT", "1");

        HttpClient httpClient = new DefaultHttpClient();

        HttpResponse response = httpClient.execute(getMethod);
        Log.i(TAG, "Sending message.....");
        HttpEntity httpEntity = response.getEntity();
        if (response.getStatusLine().getStatusCode() == 200) {
            String message = EntityUtils.toString(httpEntity);
            if (httpEntity == null || message.compareTo("error") == 0) {
                Log.i(TAG, "Get keepalive info failed!!!message=" + message);
                return false;
            } else {
                Log.i(TAG, "Get keepalive info succeed!!!message=" + message);
                return true;
            }
        }
    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
    } catch (ClientProtocolException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    Log.i(TAG, "Get keepalive info failed!!!");
    return false;
}

From source file:Main.java

public static boolean logout() {
    String baseUrl = "http://10.6.8.2/cgi-bin/srun_portal?action=logout&ac_id=1";

    try {//from   ww  w . ja v a  2 s  . co  m
        HttpGet getMethod = new HttpGet(baseUrl);
        getMethod.addHeader("Accept", "*/*");
        //getMethod.addHeader("Accept-Language", "zh-cn");
        //getMethod.addHeader("Referer", "http://202.117.2.41/index.html");
        //getMethod.addHeader("Content-Type", "application/x-www-form-urlencoded");
        //getMethod.addHeader("Accept-Encoding", "gzip, deflate");
        //getMethod.addHeader("User-Agent", "Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; Trident/6.0)");
        getMethod.addHeader("Host", "10.6.8.2");
        //getMethod.addHeader("DNT", "1");

        HttpClient httpClient = new DefaultHttpClient();

        HttpResponse response = httpClient.execute(getMethod);
        Log.i(TAG, "Sending message.....");
        HttpEntity httpEntity = response.getEntity();
        if (response.getStatusLine().getStatusCode() == 200) {
            String message = EntityUtils.toString(httpEntity);
            Log.i(TAG, "Logout succeed!!! message=" + message);
            return true;
        }
    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
    } catch (ClientProtocolException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    Log.i(TAG, "Logout failed!!!");
    return false;
}

From source file:Main.java

public static String getJson(String url) throws ClientProtocolException, IOException, InterruptedException {
    StringBuilder builder = new StringBuilder();
    HttpClient client = new DefaultHttpClient();
    HttpGet httpGet = new HttpGet(url);
    HttpResponse response = client.execute(httpGet);
    StatusLine statusLine = response.getStatusLine();
    int statusCode = statusLine.getStatusCode();
    if (statusCode == 200) {
        HttpEntity entity = response.getEntity();
        InputStream content = entity.getContent();
        BufferedReader reader = new BufferedReader(new InputStreamReader(content));
        String line;/* www . j  a va 2s .  c  o m*/
        while ((line = reader.readLine()) != null)
            builder.append(line);
    }
    return builder.toString();
}

From source file:Main.java

/**
 * fetch JSONArray from given url, must be called on worker thread
 * @param url//from   w  ww .  j  a va  2s  . c o m
 * @return
 * @throws JSONException
 * @throws IOException
 */
public static JSONArray getRemoteJsonArray(String url) throws JSONException, IOException {
    HttpClient client = new DefaultHttpClient();
    HttpGet get = new HttpGet(url);
    HttpResponse response = client.execute(get);
    BufferedReader reader = new BufferedReader(new InputStreamReader(response.getEntity().getContent()));

    StringBuilder builder = new StringBuilder();
    for (String s = reader.readLine(); s != null; s = reader.readLine()) {
        builder.append(s);
    }
    return new JSONArray(builder.toString());
}

From source file:Main.java

public static Bitmap getGoogleMapThumbnail(double latitude, double longitude) {
    String URL = "http://maps.google.com/maps/api/staticmap?center=" + latitude + "," + longitude
            + "&zoom=15&size=600x600&sensor=false";

    Bitmap bmp = null;//from w  w w  .  jav a 2s . c  om
    HttpClient httpclient = new DefaultHttpClient();
    HttpGet request = new HttpGet(URL);

    InputStream in = null;
    try {
        in = httpclient.execute(request).getEntity().getContent();
        bmp = BitmapFactory.decodeStream(in);
        in.close();
    } catch (IllegalStateException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (ClientProtocolException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    return bmp;
}

From source file:com.boonya.http.async.examples.nio.client.AsyncClientConfiguration.java

public final static void main(String[] args) throws Exception {

    // Use custom message parser / writer to customize the way HTTP
    // messages are parsed from and written out to the data stream.
    NHttpMessageParserFactory<HttpResponse> responseParserFactory = new DefaultHttpResponseParserFactory() {

        @Override/*  w ww. jav  a 2s .c o  m*/
        public NHttpMessageParser<HttpResponse> create(final SessionInputBuffer buffer,
                final MessageConstraints constraints) {
            LineParser lineParser = new BasicLineParser() {

                @Override
                public Header parseHeader(final CharArrayBuffer buffer) {
                    try {
                        return super.parseHeader(buffer);
                    } catch (ParseException ex) {
                        return new BasicHeader(buffer.toString(), null);
                    }
                }

            };
            return new DefaultHttpResponseParser(buffer, lineParser, DefaultHttpResponseFactory.INSTANCE,
                    constraints);
        }

    };
    NHttpMessageWriterFactory<HttpRequest> requestWriterFactory = new DefaultHttpRequestWriterFactory();

    // Use a custom connection factory to customize the process of
    // initialization of outgoing HTTP connections. Beside standard connection
    // configuration parameters HTTP connection factory can define message
    // parser / writer routines to be employed by individual connections.
    NHttpConnectionFactory<ManagedNHttpClientConnection> connFactory = new ManagedNHttpClientConnectionFactory(
            requestWriterFactory, responseParserFactory, HeapByteBufferAllocator.INSTANCE);

    // Client HTTP connection objects when fully initialized can be bound to
    // an arbitrary network socket. The process of network socket initialization,
    // its connection to a remote address and binding to a local one is controlled
    // by a connection socket factory.

    // SSL context for secure connections can be created either based on
    // system or application specific properties.
    SSLContext sslcontext = SSLContexts.createSystemDefault();
    // Use custom hostname verifier to customize SSL hostname verification.
    HostnameVerifier hostnameVerifier = new DefaultHostnameVerifier();

    // Create a registry of custom connection session strategies for supported
    // protocol schemes.
    Registry<SchemeIOSessionStrategy> sessionStrategyRegistry = RegistryBuilder
            .<SchemeIOSessionStrategy>create().register("http", NoopIOSessionStrategy.INSTANCE)
            .register("https", new SSLIOSessionStrategy(sslcontext, hostnameVerifier)).build();

    // Use custom DNS resolver to override the system DNS resolution.
    DnsResolver dnsResolver = new SystemDefaultDnsResolver() {

        @Override
        public InetAddress[] resolve(final String host) throws UnknownHostException {
            if (host.equalsIgnoreCase("myhost")) {
                return new InetAddress[] { InetAddress.getByAddress(new byte[] { 127, 0, 0, 1 }) };
            } else {
                return super.resolve(host);
            }
        }

    };

    // Create I/O reactor configuration
    IOReactorConfig ioReactorConfig = IOReactorConfig.custom()
            .setIoThreadCount(Runtime.getRuntime().availableProcessors()).setConnectTimeout(30000)
            .setSoTimeout(30000).build();

    // Create a custom I/O reactort
    ConnectingIOReactor ioReactor = new DefaultConnectingIOReactor(ioReactorConfig);

    // Create a connection manager with custom configuration.
    PoolingNHttpClientConnectionManager connManager = new PoolingNHttpClientConnectionManager(ioReactor,
            connFactory, sessionStrategyRegistry, dnsResolver);

    // Create message constraints
    MessageConstraints messageConstraints = MessageConstraints.custom().setMaxHeaderCount(200)
            .setMaxLineLength(2000).build();
    // Create connection configuration
    ConnectionConfig connectionConfig = ConnectionConfig.custom()
            .setMalformedInputAction(CodingErrorAction.IGNORE)
            .setUnmappableInputAction(CodingErrorAction.IGNORE).setCharset(Consts.UTF_8)
            .setMessageConstraints(messageConstraints).build();
    // Configure the connection manager to use connection configuration either
    // by default or for a specific host.
    connManager.setDefaultConnectionConfig(connectionConfig);
    connManager.setConnectionConfig(new HttpHost("somehost", 80), ConnectionConfig.DEFAULT);

    // Configure total max or per route limits for persistent connections
    // that can be kept in the pool or leased by the connection manager.
    connManager.setMaxTotal(100);
    connManager.setDefaultMaxPerRoute(10);
    connManager.setMaxPerRoute(new HttpRoute(new HttpHost("somehost", 80)), 20);

    // Use custom cookie store if necessary.
    CookieStore cookieStore = new BasicCookieStore();
    // Use custom credentials provider if necessary.
    CredentialsProvider credentialsProvider = new BasicCredentialsProvider();
    // Create global request configuration
    RequestConfig defaultRequestConfig = RequestConfig.custom().setCookieSpec(CookieSpecs.DEFAULT)
            .setExpectContinueEnabled(true)
            .setTargetPreferredAuthSchemes(Arrays.asList(AuthSchemes.NTLM, AuthSchemes.DIGEST))
            .setProxyPreferredAuthSchemes(Arrays.asList(AuthSchemes.BASIC)).build();

    // Create an HttpClient with the given custom dependencies and configuration.
    CloseableHttpAsyncClient httpclient = HttpAsyncClients.custom().setConnectionManager(connManager)
            .setDefaultCookieStore(cookieStore).setDefaultCredentialsProvider(credentialsProvider)
            .setProxy(new HttpHost("myproxy", 8080)).setDefaultRequestConfig(defaultRequestConfig).build();

    try {
        HttpGet httpget = new HttpGet("http://localhost/");
        // Request configuration can be overridden at the request level.
        // They will take precedence over the one set at the client level.
        RequestConfig requestConfig = RequestConfig.copy(defaultRequestConfig).setSocketTimeout(5000)
                .setConnectTimeout(5000).setConnectionRequestTimeout(5000)
                .setProxy(new HttpHost("myotherproxy", 8080)).build();
        httpget.setConfig(requestConfig);

        // Execution context can be customized locally.
        HttpClientContext localContext = HttpClientContext.create();
        // Contextual attributes set the local context level will take
        // precedence over those set at the client level.
        localContext.setCookieStore(cookieStore);
        localContext.setCredentialsProvider(credentialsProvider);

        System.out.println("Executing request " + httpget.getRequestLine());

        httpclient.start();

        // Pass local context as a parameter
        Future<HttpResponse> future = httpclient.execute(httpget, localContext, null);

        // Please note that it may be unsafe to access HttpContext instance
        // while the request is still being executed

        HttpResponse response = future.get();
        System.out.println("Response: " + response.getStatusLine());

        // Once the request has been executed the local context can
        // be used to examine updated state and various objects affected
        // by the request execution.

        // Last executed request
        localContext.getRequest();
        // Execution route
        localContext.getHttpRoute();
        // Target auth state
        localContext.getTargetAuthState();
        // Proxy auth state
        localContext.getTargetAuthState();
        // Cookie origin
        localContext.getCookieOrigin();
        // Cookie spec used
        localContext.getCookieSpec();
        // User security token
        localContext.getUserToken();
    } finally {
        httpclient.close();
    }
}

From source file:Main.java

public static String GET(String url) {
    InputStream inputStream = null;
    String result = "";
    try {// w  w w. j av a  2 s  .  c om

        // create HttpClient
        HttpClient httpclient = new DefaultHttpClient();

        // make GET request to the given URL
        HttpResponse httpResponse = httpclient.execute(new HttpGet(url));

        // receive response as inputStream
        inputStream = httpResponse.getEntity().getContent();

        // convert inputstream to string
        if (inputStream != null)
            result = convertInputStreamToString(inputStream);
        else
            result = "Did not work!";

    } catch (Exception e) {
        Log.d("InputStream", e.getLocalizedMessage());
    }

    return result;
}

From source file:Main.java

protected static synchronized InputStream getAWebPage(URL url) throws ClientProtocolException, IOException {
    HttpClient httpClient = new DefaultHttpClient();
    HttpContext localContext = new BasicHttpContext();
    HttpGet httpGet = new HttpGet(url.toString());
    try {//from   ww w. j  av  a2 s  . c o  m
        //do the request
        HttpResponse response = httpClient.execute(httpGet, localContext);
        StatusLine status = response.getStatusLine();
        if (status.getStatusCode() != HTTP_STATUS_OK) {
            throw new IOException("Invalid response from the IKSU server! " + status.toString());
        }
        //InputStream ist = response.getEntity().getContent();

        return response.getEntity().getContent();
    } catch (Exception e) {
        e.printStackTrace();
        throw new ClientProtocolException("Protocol Exception! " + e.toString());
    }
}

From source file:Main.java

public static String downloadPage(String url) {
    Log.v(DEBUG_TAG, url);/*from  w w w . ja  v a2 s .com*/

    String page = "";

    BufferedReader in = null;
    try {
        HttpClient client = new DefaultHttpClient();
        HttpGet request = new HttpGet(url);
        HttpParams params = request.getParams();
        HttpConnectionParams.setSoTimeout(params, 60000); // 1 minute timeout               
        HttpResponse response = client.execute(request);

        //Predifined buffer size
        /*
         * 
        in = new BufferedReader(
            new InputStreamReader(
           response.getEntity().getContent()),8*2000);
         * 
         * */

        in = new BufferedReader(new InputStreamReader(response.getEntity().getContent()));

        StringBuffer sb = new StringBuffer("");
        String line = "";
        //String NL = System.getProperty("line.separator");
        while ((line = in.readLine()) != null) {
            sb.append(line);
        }
        in.close();
        page = sb.toString();
        Log.v(DEBUG_TAG, "Pagina descargada --> " + page);
    } catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (IOException e) {
                Log.v(DEBUG_TAG, "Error en la descarga de la pagina");
                e.printStackTrace();
            }
        }
    }
    return page;
}