Example usage for org.apache.http.impl.client DefaultHttpClient DefaultHttpClient

Introduction

In this page you can find the example usage for org.apache.http.impl.client DefaultHttpClient DefaultHttpClient.

Prototype

public DefaultHttpClient() 

Source Link

Usage

From source file:HttpUtils.java

public static void testUrl(String url) throws ClientProtocolException, IOException {
    HttpHead head = new HttpHead(url);
    HttpClient httpclient = new DefaultHttpClient();
    HttpResponse response = httpclient.execute(head);

    StatusLine status = response.getStatusLine();
    if (status.getStatusCode() == 404) {
        throw new FileNotFoundException();
    }/*from w  w  w . ja  v  a2  s .c o m*/

    if (status.getStatusCode() != 200) {
        throw new RuntimeException(
                "Could not get URL: " + status.getStatusCode() + ": " + status.getReasonPhrase());
    }
}

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From source file:com.mycompany.trader.HTTPTransport.java

public static String sendData(HttpPost data, String header) throws Exception {
    try {/*from  www .j  a  va 2s  . c  om*/

        DefaultHttpClient httpClient = new DefaultHttpClient();

        HttpResponse response = httpClient.execute(data);
        StringBuilder buffer = new StringBuilder();
        BufferedReader br = new BufferedReader(new InputStreamReader((response.getEntity().getContent())));

        String output;
        while ((output = br.readLine()) != null) {
            buffer.append(output);
        }
        System.out.println("response from server:");
        System.out.println(buffer.toString());
        if (response.getStatusLine().getStatusCode() != 200
                && response.getStatusLine().getStatusCode() != 201) {
            buffer.append("error_code:" + response.getStatusLine().getStatusCode());
        }
        httpClient.getConnectionManager().shutdown();

        return buffer.toString();

    } catch (Exception e) {
        //e.printStackTrace();
        throw new Exception("server returned code: " + e.getMessage());
    }

}

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From source file:org.opf_labs.fmts.fidget.droid.PRONOMSigGenerator.java

/**
 * @param sigdef/*from ww  w.j a v a2s .  c  o  m*/
 */
public static void generatePRONOMSigFile(SigDefSubmission sigdef) {
    DefaultHttpClient httpclient = new DefaultHttpClient();
    try {

        HttpPost httpost = new HttpPost(SERVICE_URL);

        httpost.setEntity(new UrlEncodedFormEntity(createNameValuePairs(sigdef), Consts.UTF_8));

        HttpResponse response = httpclient.execute(httpost);
        HttpEntity entity = response.getEntity();

        // Print out:
        IOUtils.copy(entity.getContent(), System.out);
        // Finish up:
        EntityUtils.consume(entity);

    } catch (ClientProtocolException e) {
        e.printStackTrace();

    } catch (IOException e) {
        e.printStackTrace();

    } finally {
        // When HttpClient instance is no longer needed,
        // shut down the connection manager to ensure
        // immediate deallocation of all system resources
        httpclient.getConnectionManager().shutdown();
    }
}

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From source file:com.android.feedmeandroid.HTTPClient.java

public static ArrayList<JSONObject> SendHttpPost(String URL, JSONObject jsonObjSend) {

    try {//from  w w  w.ja v  a2 s .  c o m
        ArrayList<JSONObject> retArray = new ArrayList<JSONObject>();
        DefaultHttpClient httpclient = new DefaultHttpClient();
        HttpPost httpPostRequest = new HttpPost(URL);

        StringEntity se;
        se = new StringEntity(jsonObjSend.toString());

        // Set HTTP parameters
        httpPostRequest.setEntity(se);
        httpPostRequest.setHeader("Accepts", "application/json");
        httpPostRequest.setHeader("Content-Type", "application/json");
        // httpPostRequest.setHeader("Accept-Encoding", "gzip"); // only set
        // this parameter if you would like to use gzip compression

        long t = System.currentTimeMillis();
        HttpResponse response = (HttpResponse) httpclient.execute(httpPostRequest);
        Log.v(TAG, "HTTPResponse received in [" + (System.currentTimeMillis() - t) + "ms]");

        // Get hold of the response entity (-> the data):
        HttpEntity entity = response.getEntity();

        if (entity != null) {
            // Read the content stream
            InputStream instream = entity.getContent();
            Header contentEncoding = response.getFirstHeader("Content-Encoding");
            if (contentEncoding != null && contentEncoding.getValue().equalsIgnoreCase("gzip")) {
                instream = new GZIPInputStream(instream);
            }

            // convert content stream to a String
            String resultString = convertStreamToString(instream);
            Log.i(TAG, resultString);
            instream.close();
            resultString = resultString.substring(1, resultString.length() - 2); // remove wrapping "[" and
            // "]"
            String[] results = resultString.split("\\},\\{");
            for (int i = 0; i < results.length; i++) {
                JSONObject jsonObjRecv;
                String res = results[i];

                // Transform the String into a JSONObject
                if (i == 0 && results.length > 1) {
                    jsonObjRecv = new JSONObject(res + "}");
                } else if (i == results.length - 1 && results.length > 1) {
                    jsonObjRecv = new JSONObject("{" + res);
                } else {
                    jsonObjRecv = new JSONObject("{" + res + "}");
                }
                retArray.add(jsonObjRecv);

                // Raw DEBUG output of our received JSON object:
                Log.i(TAG, "<JSONObject>\n" + jsonObjRecv.toString() + "\n</JSONObject>");
            }

            return retArray;
        }

    } catch (Exception e) {
        // More about HTTP exception handling in another tutorial.
        // For now we just print the stack trace.
        e.printStackTrace();
    }
    return null;
}

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From source file:info.smartkit.hairy_batman.demo.MoniterWechatBrowser.java

/**
 * ?URLhtml?//  w ww  .jav a2  s .  com
 */
@SuppressWarnings("deprecation")
public static String getHttpClientHtml(String url, String code, String userAgent) {
    String html = null;
    @SuppressWarnings("deprecation")
    DefaultHttpClient httpClient = new DefaultHttpClient();// httpClient
    HttpGet httpget = new HttpGet(url);// get?URL
    // Pause for 4 seconds
    try {
        Thread.sleep(5000);
    } catch (InterruptedException e1) {
        e1.printStackTrace();
        System.out.println(e1.toString());
    }
    //
    httpget.setHeader("User-Agent", userAgent);
    try {
        // responce
        HttpResponse responce = httpClient.execute(httpget);
        // ?
        int returnCode = responce.getStatusLine().getStatusCode();
        // 200? ?
        if (returnCode == HttpStatus.SC_OK) {
            // 
            HttpEntity entity = responce.getEntity();
            if (entity != null) {
                html = new String(EntityUtils.toString(entity));// html??
            }
        }
    } catch (Exception e) {
        System.out.println("");
        e.printStackTrace();
    } finally {
        httpClient.getConnectionManager().shutdown();
    }
    return html;
}

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From source file:org.jboss.demo.loanmanagement.client.RestCommandRunner.java

/**
 * @param restCommand the command to execute (cannot be <code>null</code>)
 * @return the response as a JSON object (never <code>null</code>)
 * @throws Exception if there are problems executing the command
 *///  w w  w  .j  a  v  a2s  . c  o  m
public static JSONObject run(final Command restCommand) throws Exception {
    final HttpGet httpGet = new HttpGet(restCommand.getUrl());

    { // headers
        if (restCommand.useAuthorization()) {
            httpGet.addHeader("Authorization", restCommand.geAuthorizationHeader()); //$NON-NLS-1$
        }

        httpGet.addHeader("Accept", "*/*;charset=utf-8"); //$NON-NLS-1$ //$NON-NLS-2$
    }

    final HttpClient httpClient = new DefaultHttpClient();
    InputStream is = null;

    try {
        final HttpResponse httpResponse = httpClient.execute(httpGet);

        final HttpEntity httpEntity = httpResponse.getEntity();
        is = httpEntity.getContent();

        final BufferedReader reader = new BufferedReader(new InputStreamReader(is, "iso-8859-1"), 8); //$NON-NLS-1$
        final StringBuilder sb = new StringBuilder();

        String line = null;

        while ((line = reader.readLine()) != null) {
            sb.append(line).append('\n');
        }

        final String content = sb.toString();
        final JSONObject result = new JSONObject(content);

        return result;
    } finally {
        if (is != null) {
            try {
                is.close();
            } catch (final IOException e) {
                // nothing to do
            }
        }
    }
}

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From source file:org.androidappdev.codebits.CodebitsApi.java

/**
 * Perform an HTTP request//from w  w  w  .ja  v a  2  s  .co  m
 * 
 * @param url
 *            the URL for the request
 * @return a String with the result of the request
 */
private static String performHttpRequest(String url) {
    StringBuilder builder = new StringBuilder();
    HttpClient client = new DefaultHttpClient();
    HttpGet request = new HttpGet(url);
    try {
        HttpResponse response = client.execute(request);
        HttpEntity entity = response.getEntity();
        InputStream content = entity.getContent();
        BufferedReader reader = new BufferedReader(new InputStreamReader(content));
        String line = null;
        while ((line = reader.readLine()) != null) {
            builder.append(line);
        }
    } catch (Exception e) {
        Log.d(TAG, "Exception", e);
    }
    return builder.toString();
}

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From source file:no.hig.gsd.quizgame.ServerUtilities.java

/**
 * Register this account/device pair within the server.
 *
 * @return whether the registration succeeded or not.
 *//*from   w w  w .j a va 2s.c o m*/
public static String register(final Context context, final String regId) {

    Log.i("remote", "registering device (regId = " + regId + ")");
    String usm = LoginActivity.usm;
    String retSrc = "";
    try {
        HttpClient client = new DefaultHttpClient();
        HttpPost post = new HttpPost("http://89.250.116.142/Quizgame/jaxrs/quizgame/gcm");
        List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
        nameValuePairs.add(new BasicNameValuePair("username", usm));
        nameValuePairs.add(new BasicNameValuePair("regId", regId));

        post.setEntity(new UrlEncodedFormEntity(nameValuePairs, HTTP.UTF_8));

        HttpResponse httpResponse = client.execute(post);
        HttpEntity entity = httpResponse.getEntity();
        retSrc = EntityUtils.toString(entity);
    } catch (ClientProtocolException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    if (retSrc.equals("success")) {
        return status = "success";
    } else {

        return status = "failure";
    }

}

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From source file:org.ow2.bonita.facade.rest.apachehttpclient.ApacheHttpClientUtil.java

public static HttpClient getHttpClient(String serverAddress, String username, String password)
        throws URISyntaxException {
    URI serverURI = new URI(serverAddress);
    DefaultHttpClient client = new DefaultHttpClient();
    AuthScope authScope = new AuthScope(serverURI.getHost(), serverURI.getPort(), AuthScope.ANY_REALM,
            AuthScope.ANY_SCHEME);// ww  w  . jav  a  2 s .com
    UsernamePasswordCredentials credentials = new UsernamePasswordCredentials(username, password);
    client.getCredentialsProvider().setCredentials(authScope, credentials);
    return client;
}

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From source file:Main.java

public static void PostRequest(String url, Map<String, String> params, String userName, String password,
        Handler messageHandler) {
    HttpPost postMethod = new HttpPost(url);
    List<NameValuePair> nvps = null;
    DefaultHttpClient client = new DefaultHttpClient();

    if ((userName != null) && (userName.length() > 0) && (password != null) && (password.length() > 0)) {
        client.getCredentialsProvider().setCredentials(AuthScope.ANY,
                new UsernamePasswordCredentials(userName, password));
    }/*from w  w  w .j a v a 2 s.c o  m*/

    final Map<String, String> sendHeaders = new HashMap<String, String>();
    sendHeaders.put(CONTENT_TYPE, MIME_FORM_ENCODED);

    client.addRequestInterceptor(new HttpRequestInterceptor() {
        @Override
        public void process(HttpRequest request, HttpContext context) throws HttpException, IOException {
            for (String key : sendHeaders.keySet()) {
                if (!request.containsHeader(key)) {
                    request.addHeader(key, sendHeaders.get(key));
                }
            }
        }
    });

    if ((params != null) && (params.size() > 0)) {
        nvps = new ArrayList<NameValuePair>();
        for (String key : params.keySet()) {
            nvps.add(new BasicNameValuePair(key, params.get(key)));
        }
    }
    if (nvps != null) {
        try {
            postMethod.setEntity(new UrlEncodedFormEntity(nvps, HTTP.UTF_8));
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
    }
    ExecutePostRequest(client, postMethod, GetResponseHandlerInstance(messageHandler));
}

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