Example usage for java.net HttpURLConnection getContentLength

List of usage examples for java.net HttpURLConnection getContentLength

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Introduction

In this page you can find the example usage for java.net HttpURLConnection getContentLength.

Prototype

public int getContentLength()

Source Link

Document

Returns the value of the content-length header field.

Usage

From source file:blueprint.sdk.google.gcm.GcmSender.java

/**
 * gets response code//from ww w  .  j a v a 2 s .  c om
 *
 * @param http HTTP connection
 * @return 200: http ok, 6xx: {@link GcmResponse}, others: http error
 * @throws IOException
 */
@SuppressWarnings("IndexOfReplaceableByContains")
private int getResponseCode(HttpURLConnection http) throws IOException {
    int result = http.getResponseCode();

    if (result == HttpURLConnection.HTTP_OK) {
        int contentLength = http.getContentLength();
        String contentType = http.getContentType();
        if (0 == contentLength) {
            result = GcmResponse.ERR_NO_CONTENT;
        } else if (Validator.isEmpty(contentType)) {
            result = GcmResponse.ERR_NO_CONTENT_TYPE;
        } else if (0 > contentType.indexOf("application/json")) {
            result = GcmResponse.ERR_NOT_JSON;
        } else {
            result = 200;
        }
    }

    return result;
}

From source file:com.creactiviti.piper.core.taskhandler.io.Download.java

@Override
public Object handle(Task aTask) {
    try {/*w w  w  .  java  2  s  .com*/
        URL url = new URL(aTask.getRequiredString("url"));
        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.connect();

        if (connection.getResponseCode() / 100 == 2) {
            File downloadedFile = File.createTempFile("download-", "", null);
            int contentLength = connection.getContentLength();
            Consumer<Integer> progressConsumer = (p) -> eventPublisher.publishEvent(PiperEvent
                    .of(Events.TASK_PROGRESSED, "taskId", ((TaskExecution) aTask).getId(), "progress", p));

            try (BufferedInputStream in = new BufferedInputStream(connection.getInputStream());
                    OutputStream os = new ProgressingOutputStream(new FileOutputStream(downloadedFile),
                            contentLength, progressConsumer)) {

                copy(in, os);
            }
            return downloadedFile.toString();
        }

        throw new IllegalStateException("Server returned: " + connection.getResponseCode());

    } catch (IOException e) {
        throw new IllegalStateException(e);
    }
}

From source file:io.github.jeremgamer.preview.actions.Download.java

private void download() {

    GeneralSave gs = new GeneralSave();
    try {//from   w w w .  j a  va 2  s.  c om
        gs.load(new File("projects/" + Editor.getProjectName() + "/general.rbd"));
    } catch (IOException e1) {
        e1.printStackTrace();
    }
    name = gs.getString("name");
    new Thread(new Runnable() {

        @Override
        public void run() {
            if (url == null) {

            } else {
                File archive = new File(System.getProperty("user.home") + "/AppData/Roaming/.rocketbuilder/"
                        + name + "/data.zip");
                File outputFolder = new File(
                        System.getProperty("user.home") + "/AppData/Roaming/.rocketbuilder/" + name);

                new File(System.getProperty("user.home") + "/AppData/Roaming/.rocketbuilder/" + name).mkdirs();
                URL webFile;
                try {
                    webFile = new URL(url);
                    ReadableByteChannel rbc = Channels.newChannel(webFile.openStream());
                    fos = new FileOutputStream(System.getProperty("user.home")
                            + "/AppData/Roaming/.rocketbuilder/" + name + "/data.zip");
                    HttpURLConnection httpConn = (HttpURLConnection) webFile.openConnection();
                    totalBytes = httpConn.getContentLength();
                    new Thread(new Runnable() {
                        @Override
                        public void run() {
                            try {
                                while (bytesCopied < totalBytes) {
                                    for (CustomProgressBar bar : barList) {
                                        bytesCopied = fos.getChannel().size();
                                        progressValue = (int) (100 * bytesCopied / totalBytes);
                                        bar.setValue(progressValue);
                                        if (bar.isStringPainted()) {
                                            bar.setString(progressValue + "%     " + bytesCopied / 1000 + "/"
                                                    + totalBytes / 1000 + "Kb     tape " + step + "/2");
                                        }
                                    }
                                }
                            } catch (IOException e) {
                                e.printStackTrace();
                            }
                        }

                    }).start();
                    fos.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);
                    fos.close();
                    step = 2;
                    for (CustomProgressBar bar : barList) {
                        if (bar.isStringPainted()) {
                            bar.setString("tape " + step + "/2 : Extraction");
                        }
                    }

                    for (int timeout = 100; timeout > 0; timeout--) {
                        RandomAccessFile ran = null;

                        try {
                            ran = new RandomAccessFile(archive, "rw");
                            break;
                        } catch (Exception ex) {
                        } finally {
                            if (ran != null)
                                try {
                                    ran.close();
                                } catch (IOException ex) {
                                }

                            ran = null;
                        }

                        try {
                            Thread.sleep(100);
                        } catch (InterruptedException ex) {
                        }
                    }

                    ZipFile zipFile = new ZipFile(archive, Charset.forName("Cp437"));
                    Enumeration<? extends ZipEntry> entries = zipFile.entries();
                    while (entries.hasMoreElements()) {
                        ZipEntry entry = entries.nextElement();
                        File entryDestination = new File(outputFolder, entry.getName());
                        entryDestination.getParentFile().mkdirs();
                        if (entry.isDirectory())
                            entryDestination.mkdirs();
                        else {
                            InputStream in = zipFile.getInputStream(entry);
                            OutputStream out = new FileOutputStream(entryDestination);
                            IOUtils.copy(in, out);
                            IOUtils.closeQuietly(in);
                            IOUtils.closeQuietly(out);
                            in.close();
                            out.close();
                        }
                    }

                    for (CustomProgressBar bar : barList) {
                        bar.setString("");
                    }

                    zipFile.close();
                    archive.delete();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }

    }).start();
}

From source file:com.commsen.jwebthumb.WebThumbService.java

/**
 * Fetches single file form webthumb site and writes its content to given output stream.
 * Depending on what image format was requested (jpg|png|png8) and what file size is set in
 * {@link WebThumbFetchRequest} it will be the content of the jpg, png, png8 or zip file.
 * /*from   w w w . j a  va  2s.c o  m*/
 * @since 0.3
 * 
 * @param webThumbFetchRequest fetch request containing the job and size to be fetched
 * @param outputStream output stream to write the result to
 * @throws WebThumbException if the file can not be fetched for whatever reason
 */
public void fetch(WebThumbFetchRequest webThumbFetchRequest, OutputStream outputStream)
        throws WebThumbException {
    HttpURLConnection connection = getFetchConnection(webThumbFetchRequest);
    int contentLength = connection.getContentLength();
    if (contentLength != -1) {
        try {
            IOUtils.copy(connection.getInputStream(), outputStream);
        } catch (IOException e) {
            throw new WebThumbException("failed to read response", e);
        }
    } else {
        throw new WebThumbException("Failed to fetch image! Missing content length!");
    }
}

From source file:com.commsen.jwebthumb.WebThumbService.java

/**
 * Fetches single file form webthumb site. Depending on what image format was requested
 * (jpg|png|png8) and what file size is set in {@link WebThumbFetchRequest} returned byte array
 * will be the content of the jpg, png, png8 or zip file.
 * //from w w  w  . j a v  a2s.c o m
 * @param webThumbFetchRequest fetch request containing the job and size to be fetched
 * @return the content of the jpg, png, png8 or zip file.
 * @throws WebThumbException if the file can not be fetched for whatever reason
 */
public byte[] fetch(WebThumbFetchRequest webThumbFetchRequest) throws WebThumbException {
    HttpURLConnection connection = getFetchConnection(webThumbFetchRequest);
    int contentLength = connection.getContentLength();
    if (contentLength != -1) {
        byte[] data;
        try {
            data = IOUtils.toByteArray(connection.getInputStream());
        } catch (IOException e) {
            throw new WebThumbException("failed to read response", e);
        }
        if (data.length != contentLength) {
            throw new WebThumbException("Read " + data.length + " bytes; Expected " + contentLength + " bytes");
        }
        if (LOGGER.isLoggable(Level.FINE)) {
            LOGGER.fine("Response processed! Returning: " + data.length + " bytes of data");
        }
        return data;
    } else {
        throw new WebThumbException("Failed to fetch image! Missing content length!");
    }
}

From source file:foam.blob.RestBlobService.java

@Override
public Blob find_(X x, Object id) {
    InputStream is = null;// w w  w .j  ava  2  s. c  o  m
    ByteArrayOutputStream os = null;
    HttpURLConnection connection = null;

    try {
        URL url = new URL(this.address_ + "/" + id.toString());
        connection = (HttpURLConnection) url.openConnection();

        connection.setRequestMethod("GET");
        connection.connect();

        if (connection.getResponseCode() != HttpURLConnection.HTTP_OK || connection.getContentLength() == -1) {
            throw new RuntimeException("Failed to find blob");
        }

        is = new BufferedInputStream(connection.getInputStream());
        os = new ByteArrayOutputStream();

        int read = 0;
        byte[] buffer = new byte[BUFFER_SIZE];
        while ((read = is.read(buffer, 0, BUFFER_SIZE)) != -1) {
            os.write(buffer, 0, read);
        }

        return new ByteArrayBlob(os.toByteArray());
    } catch (Throwable t) {
        throw new RuntimeException(t);
    } finally {
        IOUtils.closeQuietly(os);
        IOUtils.closeQuietly(is);
        IOUtils.close(connection);
    }
}

From source file:com.facebook.android.Example.java

/** Called when the activity is first created. */
@Override/* ww w.  j  a  va 2  s.c om*/
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    if (APP_ID == null) {
        Util.showAlert(this, "Warning",
                "Facebook Applicaton ID must be " + "specified before running this example: see Example.java");
    }

    setContentView(R.layout.main);
    mLoginButton = (LoginButton) findViewById(R.id.login);
    mText = (TextView) Example.this.findViewById(R.id.txt);
    mRequestButton = (Button) findViewById(R.id.requestButton);
    mPostButton = (Button) findViewById(R.id.postButton);
    mDeleteButton = (Button) findViewById(R.id.deletePostButton);
    mUploadButton = (Button) findViewById(R.id.uploadButton);

    mFacebook = new Facebook(APP_ID);
    mAsyncRunner = new AsyncFacebookRunner(mFacebook);

    SessionStore.restore(mFacebook, this);
    SessionEvents.addAuthListener(new SampleAuthListener());
    SessionEvents.addLogoutListener(new SampleLogoutListener());
    mLoginButton.init(this, mFacebook);

    mRequestButton.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            mAsyncRunner.request("me", new SampleRequestListener());
        }
    });
    mRequestButton.setVisibility(mFacebook.isSessionValid() ? View.VISIBLE : View.INVISIBLE);

    mUploadButton.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            Bundle params = new Bundle();
            params.putString("method", "photos.upload");

            URL uploadFileUrl = null;
            try {
                uploadFileUrl = new URL("http://www.facebook.com/images/devsite/iphone_connect_btn.jpg");
            } catch (MalformedURLException e) {
                e.printStackTrace();
            }
            try {
                HttpURLConnection conn = (HttpURLConnection) uploadFileUrl.openConnection();
                conn.setDoInput(true);
                conn.connect();
                int length = conn.getContentLength();

                byte[] imgData = new byte[length];
                InputStream is = conn.getInputStream();
                is.read(imgData);
                params.putByteArray("picture", imgData);

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

            mAsyncRunner.request(null, params, "POST", new SampleUploadListener(), null);
        }
    });
    mUploadButton.setVisibility(mFacebook.isSessionValid() ? View.VISIBLE : View.INVISIBLE);

    mPostButton.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            mFacebook.dialog(Example.this, "feed", new SampleDialogListener());
        }
    });
    mPostButton.setVisibility(mFacebook.isSessionValid() ? View.VISIBLE : View.INVISIBLE);
}

From source file:com.jittr.android.facebook.Example.java

/** Called when the activity is first created. */
@Override//w  ww  .j  a v a2s.  co  m
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    if (APP_ID == null) {
        Util.showAlert(this, "Warning",
                "Facebook Applicaton ID must be " + "specified before running this example: see Example.java");
    }

    // mFacebook.
    setContentView(R.layout.mainfacebook);
    mLoginButton = (LoginButton) findViewById(R.id.login);
    mText = (TextView) Example.this.findViewById(R.id.txt);
    mRequestButton = (Button) findViewById(R.id.requestButton);
    mPostButton = (Button) findViewById(R.id.postButton);
    mDeleteButton = (Button) findViewById(R.id.deletePostButton);
    mUploadButton = (Button) findViewById(R.id.uploadButton);

    mFacebook = new Facebook();
    mAsyncRunner = new AsyncFacebookRunner(mFacebook);

    SessionStore.restore(mFacebook, this);
    SessionEvents.addAuthListener(new SampleAuthListener());
    SessionEvents.addLogoutListener(new SampleLogoutListener());
    mLoginButton.init(mFacebook, PERMISSIONS);

    mRequestButton.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            mAsyncRunner.request("me", new SampleRequestListener());
        }
    });
    mRequestButton.setVisibility(mFacebook.isSessionValid() ? View.VISIBLE : View.INVISIBLE);

    mUploadButton.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            Bundle params = new Bundle();
            params.putString("method", "photos.upload");

            URL uploadFileUrl = null;
            try {
                uploadFileUrl = new URL("http://www.facebook.com/images/devsite/iphone_connect_btn.jpg");
            } catch (MalformedURLException e) {
                e.printStackTrace();
            }
            try {
                HttpURLConnection conn = (HttpURLConnection) uploadFileUrl.openConnection();
                conn.setDoInput(true);
                conn.connect();
                int length = conn.getContentLength();

                byte[] imgData = new byte[length];
                InputStream is = conn.getInputStream();
                is.read(imgData);
                params.putByteArray("picture", imgData);

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

            mAsyncRunner.request(null, params, "POST", new SampleUploadListener());
        }
    });
    mUploadButton.setVisibility(mFacebook.isSessionValid() ? View.VISIBLE : View.INVISIBLE);

    mPostButton.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            mFacebook.dialog(Example.this, "stream.publish", new SampleDialogListener());
        }
    });
    mPostButton.setVisibility(mFacebook.isSessionValid() ? View.VISIBLE : View.INVISIBLE);
}

From source file:edu.stanford.mobisocial.dungbeetle.facebook.FacebookInterfaceActivity.java

/** Called when the activity is first created. */
@Override/*from  w w w. ja  v  a2 s. co m*/
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    if (APP_ID == null) {
        Util.showAlert(this, "Warning", "Facebook Applicaton ID must be "
                + "specified before running this example: see FacebookInterfaceActivity.java");
    }

    setContentView(R.layout.facebook);
    mLoginButton = (LoginButton) findViewById(R.id.login);
    mText = (TextView) FacebookInterfaceActivity.this.findViewById(R.id.txt);
    mRequestButton = (Button) findViewById(R.id.requestButton);
    mPostButton = (Button) findViewById(R.id.postButton);
    mDeleteButton = (Button) findViewById(R.id.deletePostButton);
    mUploadButton = (Button) findViewById(R.id.uploadButton);

    mFacebook = new Facebook(APP_ID);
    mAsyncRunner = new AsyncFacebookRunner(mFacebook);

    SessionStore.restore(mFacebook, this);
    SessionEvents.addAuthListener(new SampleAuthListener());
    SessionEvents.addLogoutListener(new SampleLogoutListener());
    mLoginButton.init(this, mFacebook);

    mRequestButton.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            mAsyncRunner.request("me", new SampleRequestListener());
        }
    });
    mRequestButton.setVisibility(mFacebook.isSessionValid() ? View.VISIBLE : View.INVISIBLE);

    mUploadButton.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            Bundle params = new Bundle();
            params.putString("method", "photos.upload");

            URL uploadFileUrl = null;
            try {
                uploadFileUrl = new URL("http://www.facebook.com/images/devsite/iphone_connect_btn.jpg");
            } catch (MalformedURLException e) {
                e.printStackTrace();
            }
            try {
                HttpURLConnection conn = (HttpURLConnection) uploadFileUrl.openConnection();
                conn.setDoInput(true);
                conn.connect();
                int length = conn.getContentLength();

                byte[] imgData = new byte[length];
                InputStream is = conn.getInputStream();
                is.read(imgData);
                params.putByteArray("picture", imgData);

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

            mAsyncRunner.request(null, params, "POST", new SampleUploadListener(), null);
        }
    });
    mUploadButton.setVisibility(mFacebook.isSessionValid() ? View.VISIBLE : View.INVISIBLE);

    mPostButton.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            mFacebook.dialog(FacebookInterfaceActivity.this, "feed", new SampleDialogListener());
        }
    });
    mPostButton.setVisibility(mFacebook.isSessionValid() ? View.VISIBLE : View.INVISIBLE);
}

From source file:com.pixem.core.activity.Example.java

/** Called when the activity is first created. */
@Override//from   w w  w. j  av  a 2 s .  c  o m
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    if (APP_ID == null) {
        Util.showAlert(this, "Warning",
                "Facebook Applicaton ID must be " + "specified before running this example: see Example.java");
    }

    setContentView(R.layout.facebook);
    mLoginButton = (LoginButton) findViewById(R.id.login);
    mText = (TextView) Example.this.findViewById(R.id.txt);
    mRequestButton = (Button) findViewById(R.id.requestButton);
    mPostButton = (Button) findViewById(R.id.postButton);
    mDeleteButton = (Button) findViewById(R.id.deletePostButton);
    mUploadButton = (Button) findViewById(R.id.uploadButton);

    mFacebook = new Facebook(APP_ID);
    mAsyncRunner = new AsyncFacebookRunner(mFacebook);

    SessionStore.restore(mFacebook, this);
    SessionEvents.addAuthListener(new SampleAuthListener());
    SessionEvents.addLogoutListener(new SampleLogoutListener());
    mLoginButton.init(this, mFacebook);

    mRequestButton.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            mAsyncRunner.request("me", new SampleRequestListener());
        }
    });
    mRequestButton.setVisibility(mFacebook.isSessionValid() ? View.VISIBLE : View.INVISIBLE);

    mUploadButton.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            Bundle params = new Bundle();
            params.putString("method", "photos.upload");

            URL uploadFileUrl = null;
            try {
                uploadFileUrl = new URL("http://www.facebook.com/images/devsite/iphone_connect_btn.jpg");
            } catch (MalformedURLException e) {
                e.printStackTrace();
            }
            try {
                HttpURLConnection conn = (HttpURLConnection) uploadFileUrl.openConnection();
                conn.setDoInput(true);
                conn.connect();
                int length = conn.getContentLength();

                byte[] imgData = new byte[length];
                InputStream is = conn.getInputStream();
                is.read(imgData);
                params.putByteArray("picture", imgData);

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

            mAsyncRunner.request(null, params, "POST", new SampleUploadListener(), null);
        }
    });
    mUploadButton.setVisibility(mFacebook.isSessionValid() ? View.VISIBLE : View.INVISIBLE);

    mPostButton.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            mFacebook.dialog(Example.this, "feed", new SampleDialogListener());
        }
    });
    mPostButton.setVisibility(mFacebook.isSessionValid() ? View.VISIBLE : View.INVISIBLE);
}