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

List of usage examples for org.apache.http.impl.client DefaultHttpClient execute

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Introduction

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

Prototype

public CloseableHttpResponse execute(final HttpUriRequest request) throws IOException, ClientProtocolException

Source Link

Usage

From source file:org.apiwatch.util.IO.java

public static APIScope getAPIData(String source, String format, String encoding, String username,
        String password) throws IOException, SerializationError, HttpException {
    File file = new File(source);
    APIScope scope = null;//from  w w  w  .  j  a  va 2 s . co m
    if (file.isFile()) {
        if (format == null) {
            /* get format from file extension */
            format = source.substring(source.lastIndexOf('.') + 1);
        }
        InputStream in = new FileInputStream(file);
        Reader reader = new InputStreamReader(in, encoding);
        scope = Serializers.loadAPIScope(reader, format);
        reader.close();
        in.close();
    } else {
        /* maybe source is a URL */
        DefaultHttpClient client = new DefaultHttpClient();
        if (username != null && password != null) {
            client.getCredentialsProvider().setCredentials(new AuthScope(null, -1),
                    new UsernamePasswordCredentials(username, password));
        }
        HttpResponse response = client.execute(new HttpGet(source));
        if (response.getStatusLine().getStatusCode() >= 400) {
            throw new HttpException(response.getStatusLine().getReasonPhrase());
        }
        HttpEntity entity = response.getEntity();
        ContentType contentType = ContentType.fromHeader(entity.getContentType().getValue());
        if (entity.getContentEncoding() != null) {
            encoding = entity.getContentEncoding().getValue();
        } else if (contentType.charset != null) {
            encoding = contentType.charset;
        }
        if (format == null) {
            format = contentType.type;
        }
        InputStream in = entity.getContent();
        Reader reader = new InputStreamReader(in, encoding);
        scope = Serializers.loadAPIScope(reader, format);
        reader.close();
        in.close();
        client.getConnectionManager().shutdown();
    }
    return scope;
}

From source file:org.neo4j.nlp.examples.author.main.java

private static String executePost(String targetURL, String payload) {
    try {//w w w  . jav  a2s.c om

        DefaultHttpClient httpClient = new DefaultHttpClient();
        HttpPost postRequest = new HttpPost(targetURL);

        StringEntity input = new StringEntity(payload);
        input.setContentType("application/json");
        postRequest.setEntity(input);

        HttpResponse response = httpClient.execute(postRequest);

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

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

        StringBuilder output = new StringBuilder();
        while (br.read() != -1) {
            output.append(br.readLine()).append('\n');
        }

        httpClient.getConnectionManager().shutdown();

        return output.toString();

    } catch (IOException e) {

        e.printStackTrace();

    }

    return null;
}

From source file:no.norrs.projects.andronary.utils.HttpUtil.java

public static HttpResponse GET(URL url, UsernamePasswordCredentials creds)
        throws IOException, URISyntaxException {
    DefaultHttpClient httpClient = new DefaultHttpClient();

    httpClient.getCredentialsProvider().setCredentials(new AuthScope(url.getHost(), url.getPort()), creds);

    HttpGet httpGet = new HttpGet(url.toURI());

    httpGet.addHeader("Accept", "application/json");
    httpGet.addHeader("User-Agent", "Andronary/0.1");
    HttpResponse response;//from   w ww. j a va 2  s.com

    return httpClient.execute(httpGet);
}

From source file:middleware.HTTPRequest.java

public static void doPostVuelo(String jsonRequest) throws UnsupportedEncodingException, IOException {
    String url = "http://localhost:8084/MVIv2/webapi/vuelos";
    DefaultHttpClient httpClient = new DefaultHttpClient();
    HttpPost postRequest = new HttpPost(url);
    StringEntity input = new StringEntity(jsonRequest);
    input.setContentType("application/json");
    postRequest.setEntity(input);/* w w w. ja  v  a2 s.co m*/

    HttpResponse response = httpClient.execute(postRequest);

    if (response.getStatusLine().getStatusCode() != 200) {
        throw new RuntimeException("ERROR AL INSERTAR DEL TIPO: " + response.getStatusLine().getStatusCode());
    }

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

    String output;
    System.out.println("Output from Server .... \n");
    while ((output = br.readLine()) != null) {
        System.out.println(output);
    }

    httpClient.getConnectionManager().shutdown();

}

From source file:middleware.HTTPRequest.java

public static void doPostReserva(String jsonRequest) throws UnsupportedEncodingException, IOException {
    String url = "http://localhost:8084/MVIv2/webapi/reservas";
    DefaultHttpClient httpClient = new DefaultHttpClient();
    HttpPost postRequest = new HttpPost(url);
    StringEntity input = new StringEntity(jsonRequest);
    input.setContentType("application/json");
    postRequest.setEntity(input);//  w ww.  j  a v  a 2  s  .c om

    HttpResponse response = httpClient.execute(postRequest);

    if (response.getStatusLine().getStatusCode() != 200) {
        throw new RuntimeException("ERROR AL INSERTAR DEL TIPO: " + response.getStatusLine().getStatusCode());
    }

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

    String output;
    System.out.println("Output from Server .... \n");
    while ((output = br.readLine()) != null) {
        System.out.println(output);
    }

    httpClient.getConnectionManager().shutdown();

}

From source file:org.jboss.jdf.stacks.StacksFactory.java

public static Stacks create(final StacksConfiguration stacksConfig) throws IOException {
    InputStream inputStream = null;
    HttpResponse response = null;/*from   w  w w.jav  a 2  s .com*/
    DefaultHttpClient client = null;
    final URL url = stacksConfig.getUrl();
    try {
        if (url.getProtocol().startsWith("file")) {
            inputStream = new FileInputStream(new File(url.toURI()));
        } else {
            client = new DefaultHttpClient();
            configureProxy(client, stacksConfig);
            final HttpGet method = new HttpGet(url.toURI());
            response = client.execute(method);
            final HttpEntity entity = response.getEntity();
            if (entity != null) {
                inputStream = entity.getContent();
            }
        }
        return new Parser().parse(inputStream);
    } catch (URISyntaxException e) {
        // TODO cleanup
        throw new IllegalStateException(e);
    } finally {
        HttpClientUtils.closeQuietly(response);
        HttpClientUtils.closeQuietly(client);
        Parser.safeClose(inputStream);
    }
}

From source file:att.jaxrs.client.Library.java

public static String addLibrary(Library library) {

    List<NameValuePair> urlParameters = new ArrayList<NameValuePair>();
    urlParameters.add(new BasicNameValuePair("category_id", Integer.toString(library.getCategory_id())));
    urlParameters.add(new BasicNameValuePair("title", library.getTitle()));
    urlParameters.add(new BasicNameValuePair("published_date", library.getPublished_date()));
    urlParameters.add(new BasicNameValuePair("url", library.getUrl()));

    HttpResponse result;/*from w  w w . j a va  2  s  .c  o  m*/
    String resultStr = "";

    try {

        DefaultHttpClient httpClient = new DefaultHttpClient();
        HttpPost post = new HttpPost(Constants.INSERT_LIBRARY_RESOURCE);
        post.setEntity(new UrlEncodedFormEntity(urlParameters));
        result = httpClient.execute(post);
        System.out.println(Constants.RESPONSE_STATUS_CODE + result);
        resultStr = Util.getStringFromInputStream(result.getEntity().getContent());
        System.out.println(Constants.RESPONSE_BODY + resultStr);

    } catch (Exception e) {
        System.out.println(e.getMessage());

    }
    return resultStr;
}

From source file:net.okjsp.imageloader.ImageFetcher.java

/**
 * Download a bitmap from a URL, write it to a disk and return the File pointer. This
 * implementation uses a simple disk cache.
 *
 * @param context The context to use//from   w  w w.ja v  a  2s  . c om
 * @param urlString The URL to fetch
 * @return A File pointing to the fetched bitmap
 */
public static File downloadBitmap(Context context, String urlString) {
    final File cacheDir = DiskLruCache.getDiskCacheDir(context, HTTP_CACHE_DIR);

    final DiskLruCache cache = DiskLruCache.openCache(context, cacheDir, HTTP_CACHE_SIZE);

    final File cacheFile = new File(cache.createFilePath(urlString));

    if (cache.containsKey(urlString)) {
        if (BuildConfig.DEBUG && DEBUG_LOG) {
            Log.d(TAG, "downloadBitmap - found in http cache - " + urlString);
        }
        return cacheFile;
    }

    if (BuildConfig.DEBUG && DEBUG_LOG) {
        Log.d(TAG, "downloadBitmap - downloading - " + urlString);
    }

    ImageLoaderUtils.disableConnectionReuseIfNecessary();
    BufferedOutputStream out = null;
    InputStream in = null;
    final DefaultHttpClient client = new DefaultHttpClient();
    final HttpGet getRequest = new HttpGet(urlString);

    try {
        if (DEBUG_LOG)
            Log.d(TAG, "getRequest:" + getRequest.toString());
        HttpResponse response = client.execute(getRequest);
        final int statusCode = response.getStatusLine().getStatusCode();
        if (statusCode != HttpStatus.SC_OK) {
            return null;
        }

        final HttpEntity entity = response.getEntity();
        if (entity != null) {
            in = new BufferedInputStream(entity.getContent(), ImageLoaderUtils.IO_BUFFER_SIZE);
        }
        out = new BufferedOutputStream(new FileOutputStream(cacheFile), ImageLoaderUtils.IO_BUFFER_SIZE);

        int b;
        while ((b = in.read()) != -1) {
            out.write(b);
        }

        in.close();
        in = null;

        return cacheFile;

    } catch (final IOException e) {
        e.printStackTrace();
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
            in = null;
        }

        if (out != null) {
            try {
                out.close();
            } catch (final IOException e) {
                e.printStackTrace();
            }
        }
    }

    return null;
}

From source file:org.neo4j.nlp.examples.sentiment.main.java

private static String executePost(String targetURL, String payload) {
    try {//from  w  w  w.j  a  v  a2s  . c om

        DefaultHttpClient httpClient = new DefaultHttpClient();
        HttpPost postRequest = new HttpPost(targetURL);

        StringEntity input = new StringEntity(payload);
        input.setContentType("application/json");
        postRequest.setEntity(input);

        HttpResponse response = httpClient.execute(postRequest);

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

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

        StringBuilder output = new StringBuilder();
        while (br.read() != -1) {
            output.append(br.readLine()).append('\n');
        }

        httpClient.getConnectionManager().shutdown();

        return "{" + output.toString();

    } catch (IOException e) {

        e.printStackTrace();

    }

    return null;
}

From source file:no.norrs.projects.andronary.service.utils.HttpUtil.java

public static HttpResponse GET(URL url, UsernamePasswordCredentials creds)
        throws IOException, URISyntaxException {

    DefaultHttpClient httpClient = new DefaultHttpClient();

    httpClient.getCredentialsProvider().setCredentials(new AuthScope(url.getHost(), url.getPort()), creds);

    HttpGet httpGet = new HttpGet(url.toURI());

    httpGet.addHeader("Accept", "application/json");
    httpGet.addHeader("User-Agent", "Andronary/0.1");
    HttpResponse response;//w  w w.  ja  v  a2 s. c  o m

    return httpClient.execute(httpGet);
}