List of usage examples for java.io DataInputStream read
public final int read(byte b[]) throws IOException
b. From source file:org.vasanti.controller.DropZoneFileUpload.java
@Override protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { if (request.getParameter("getfile") != null && !request.getParameter("getfile").isEmpty()) { File file = new File(ImagefileUploadPath, request.getParameter("getfile")); if (file.exists()) { int bytes = 0; ServletOutputStream op = response.getOutputStream(); response.setContentType(getMimeType(file)); response.setContentLength((int) file.length()); response.setHeader("Content-Disposition", "inline; filename=\"" + file.getName() + "\""); byte[] bbuf = new byte[1024]; DataInputStream in = new DataInputStream(new FileInputStream(file)); while ((in != null) && ((bytes = in.read(bbuf)) != -1)) { op.write(bbuf, 0, bytes); }/*www . j a v a 2 s . c o m*/ in.close(); op.flush(); op.close(); } } // else if (request.getParameter("delfile") != null && !request.getParameter("delfile").isEmpty()) { // File file = new File(request.getServletContext().getRealPath("/") + "imgs/" + request.getParameter("delfile")); // if (file.exists()) { // file.delete(); // TODO:check and report success // } // } else if (request.getParameter("getthumb") != null && !request.getParameter("getthumb").isEmpty()) { File file = new File(ImagefileUploadPath, request.getParameter("getthumb")); if (file.exists()) { String mimetype = getMimeType(file); if (mimetype.endsWith("png") || mimetype.endsWith("jpeg") || mimetype.endsWith("jpg") || mimetype.endsWith("gif")) { BufferedImage im = ImageIO.read(file); if (im != null) { BufferedImage thumb = Scalr.resize(im, 75); ByteArrayOutputStream os = new ByteArrayOutputStream(); if (mimetype.endsWith("png")) { ImageIO.write(thumb, "PNG", os); response.setContentType("image/png"); } else if (mimetype.endsWith("jpeg")) { ImageIO.write(thumb, "jpg", os); response.setContentType("image/jpeg"); } else if (mimetype.endsWith("jpg")) { ImageIO.write(thumb, "jpg", os); response.setContentType("image/jpeg"); } else { ImageIO.write(thumb, "GIF", os); response.setContentType("image/gif"); } ServletOutputStream srvos = response.getOutputStream(); response.setContentLength(os.size()); response.setHeader("Content-Disposition", "inline; filename=\"" + file.getName() + "\""); os.writeTo(srvos); srvos.flush(); srvos.close(); } } } // TODO: check and report success } else { PrintWriter writer = response.getWriter(); writer.write("call POST with multipart form data"); } }
From source file:org.kurento.repository.test.RangePutTests.java
protected void uploadFileWithSeqPUTs(RepositoryHttpRecorder recorder, File fileToUpload, RepositoryItem repositoryItem) throws Exception { recorder.setAutoTerminationTimeout(500000); String url = recorder.getURL(); DataInputStream is = null; try {//from w w w. jav a 2s . c o m is = new DataInputStream(new FileInputStream(fileToUpload)); int sentBytes = 0; byte[] info = new byte[40000]; int readBytes; int numRequest = 0; while ((readBytes = is.read(info)) != -1) { ResponseEntity<String> response = putContent(url, Arrays.copyOf(info, readBytes), sentBytes); sentBytes += readBytes; log.info(numRequest + ": " + response.toString()); assertEquals("Returned response: " + response.getBody(), HttpStatus.OK, response.getStatusCode()); if (numRequest == 3) { // Simulating retry response = putContent(url, Arrays.copyOf(info, readBytes), sentBytes - readBytes); log.info(numRequest + ": " + response.toString()); assertEquals("Returned response: " + response.getBody(), HttpStatus.OK, response.getStatusCode()); } else if (numRequest == 4) { // Simulating retry with new data byte[] newInfo = new byte[500]; int newReadBytes = is.read(newInfo); response = putContent(url, concat(Arrays.copyOf(info, readBytes), Arrays.copyOf(newInfo, newReadBytes)), sentBytes - readBytes); sentBytes += newReadBytes; log.info(numRequest + ": " + response.toString()); assertEquals("Returned response: " + response.getBody(), HttpStatus.OK, response.getStatusCode()); } else if (numRequest == 5) { // Simulating send ahead data response = putContent(url, Arrays.copyOf(info, readBytes), sentBytes + 75000); log.info(numRequest + ": " + response.toString()); assertEquals("Returned response: " + response.getBody(), HttpStatus.NOT_IMPLEMENTED, response.getStatusCode()); } numRequest++; } } finally { if (is != null) { try { is.close(); } catch (IOException e) { } } recorder.stop(); } }
From source file:org.fao.geonet.utils.Xml.java
/** * Reads file into byte array, detects charset and converts from this * charset to UTF8//w ww.j ava 2 s . c om * * @param file file to decode and convert to UTF8 * @return * @throws IOException * @throws CharacterCodingException */ public synchronized static byte[] convertFileToUTF8ByteArray(File file) throws IOException, CharacterCodingException { FileInputStream in = null; DataInputStream inStream = null; try { in = new FileInputStream(file); inStream = new DataInputStream(in); byte[] buf = new byte[(int) file.length()]; int nrRead = inStream.read(buf); UniversalDetector detector = new UniversalDetector(null); detector.handleData(buf, 0, nrRead); detector.dataEnd(); String encoding = detector.getDetectedCharset(); detector.reset(); if (encoding != null) { if (!encoding.equals(ENCODING)) { Log.error(Log.JEEVES, "Detected character set " + encoding + ", converting to UTF-8"); return convertByteArrayToUTF8ByteArray(buf, encoding); } } return buf; } finally { if (in != null) { IOUtils.closeQuietly(in); } if (inStream != null) { IOUtils.closeQuietly(inStream); } } }
From source file:org.openmrs.module.odkconnector.serialization.web.PatientWebConnectorTest.java
@Test public void serialize_shouldDisplayAllPatientInformation() throws Exception { // compose url URL u = new URL(SERVER_URL + "/module/odkconnector/download/patients.form"); // setup http url connection HttpURLConnection connection = (HttpURLConnection) u.openConnection(); connection.setDoOutput(true);/* w w w. jav a 2s .c o m*/ connection.setRequestMethod("POST"); connection.setConnectTimeout(10000); connection.setReadTimeout(10000); connection.addRequestProperty("Content-type", "application/octet-stream"); // write auth details to connection DataOutputStream outputStream = new DataOutputStream(new GZIPOutputStream(connection.getOutputStream())); outputStream.writeUTF("admin"); outputStream.writeUTF("test"); outputStream.writeBoolean(true); outputStream.writeInt(2); outputStream.writeInt(1); outputStream.close(); DataInputStream inputStream = new DataInputStream(new GZIPInputStream(connection.getInputStream())); Integer responseStatus = inputStream.readInt(); ByteArrayOutputStream arrayOutputStream = new ByteArrayOutputStream(); int count = 0; byte[] buffer = new byte[1024]; while ((count = inputStream.read(buffer)) > 0) { arrayOutputStream.write(buffer, 0, count); } arrayOutputStream.close(); inputStream.close(); File file = new File("/home/nribeka/connector.data"); FileOutputStream fos = new FileOutputStream(file); fos.write(arrayOutputStream.toByteArray()); fos.close(); inputStream = new DataInputStream(new FileInputStream(file)); if (responseStatus == HttpURLConnection.HTTP_OK) { // total number of patients Integer patientCounter = inputStream.readInt(); System.out.println("Patient Counter: " + patientCounter); for (int j = 0; j < patientCounter; j++) { System.out.println("=================Patient====================="); System.out.println("Patient Id: " + inputStream.readInt()); System.out.println("Family Name: " + inputStream.readUTF()); System.out.println("Middle Name: " + inputStream.readUTF()); System.out.println("Last Name: " + inputStream.readUTF()); System.out.println("Gender: " + inputStream.readUTF()); System.out.println("Birth Date: " + inputStream.readUTF()); System.out.println("Identifier: " + inputStream.readUTF()); System.out.println("Patients: " + j + " out of " + patientCounter); } Integer obsCounter = inputStream.readInt(); System.out.println("Observation Counter: " + obsCounter); for (int j = 0; j < obsCounter; j++) { System.out.println("==================Observation================="); System.out.println("Patient Id: " + inputStream.readInt()); System.out.println("Concept Name: " + inputStream.readUTF()); byte type = inputStream.readByte(); if (type == ObsSerializer.TYPE_STRING) System.out.println("Value: " + inputStream.readUTF()); else if (type == ObsSerializer.TYPE_INT) System.out.println("Value: " + inputStream.readInt()); else if (type == ObsSerializer.TYPE_DOUBLE) System.out.println("Value: " + inputStream.readDouble()); else if (type == ObsSerializer.TYPE_DATE) System.out.println("Value: " + inputStream.readUTF()); System.out.println("Time: " + inputStream.readUTF()); System.out.println("Obs: " + j + " out of: " + obsCounter); } Integer formCounter = inputStream.readInt(); System.out.println("Form Counter: " + formCounter); for (int j = 0; j < formCounter; j++) { System.out.println("==================Observation================="); System.out.println("Patient Id: " + inputStream.readInt()); System.out.println("Concept Name: " + inputStream.readUTF()); byte type = inputStream.readByte(); if (type == ObsSerializer.TYPE_STRING) System.out.println("Value: " + inputStream.readUTF()); else if (type == ObsSerializer.TYPE_INT) System.out.println("Value: " + inputStream.readInt()); else if (type == ObsSerializer.TYPE_DOUBLE) System.out.println("Value: " + inputStream.readDouble()); else if (type == ObsSerializer.TYPE_DATE) System.out.println("Value: " + inputStream.readUTF()); System.out.println("Time: " + inputStream.readUTF()); System.out.println("Form: " + j + " out of: " + formCounter); } } inputStream.close(); }
From source file:Networking.Client.java
public void downloadFiles(byte[] bytes, File file, int BufLen) { try {// ww w.ja va 2 s. co m ByteArrayInputStream bis = new ByteArrayInputStream(bytes); DataInputStream dis = new DataInputStream(bis); FileOutputStream fos = new FileOutputStream(file); byte[] buf = new byte[BufLen]; int read = 0; while ((read = dis.read(buf)) != -1) { fos.write(buf); } fos.close(); dis.close(); } catch (FileNotFoundException ex) { Logger.getLogger(Client.class.getName()).log(Level.SEVERE, null, ex); } catch (IOException ex) { Logger.getLogger(Client.class.getName()).log(Level.SEVERE, null, ex); } }
From source file:org.b5chat.crossfire.web.FaviconServlet.java
private byte[] getImage(String url) { try {/*from w w w .j a va 2s. c o m*/ // Try to get the fiveicon from the url using an HTTP connection from the pool // that also allows to configure timeout values (e.g. connect and get data) GetMethod get = new GetMethod(url); get.setFollowRedirects(true); int response = client.executeMethod(get); if (response < 400) { // Check that the response was successful. Should we also filter 30* code? return get.getResponseBody(); } else { // Remote server returned an error so return null return null; } } catch (IllegalStateException e) { // Something failed (probably a method not supported) so try the old stye now try { URLConnection urlConnection = new URL(url).openConnection(); urlConnection.setReadTimeout(1000); urlConnection.connect(); DataInputStream di = new DataInputStream(urlConnection.getInputStream()); ByteArrayOutputStream byteStream = new ByteArrayOutputStream(); DataOutputStream out = new DataOutputStream(byteStream); int len; byte[] b = new byte[1024]; while ((len = di.read(b)) != -1) { out.write(b, 0, len); } di.close(); out.flush(); return byteStream.toByteArray(); } catch (IOException ioe) { // We failed again so return null return null; } } catch (IOException ioe) { // We failed so return null return null; } }
From source file:org.apache.hadoop.hbase.HRegionInfo.java
/** * Parses an HRegionInfo instance from the passed in stream. Presumes the HRegionInfo was * serialized to the stream with {@link #toDelimitedByteArray()} * @param in/*w ww. j a va 2s . c o m*/ * @return An instance of HRegionInfo. * @throws IOException */ public static HRegionInfo parseFrom(final DataInputStream in) throws IOException { // I need to be able to move back in the stream if this is not a pb serialization so I can // do the Writable decoding instead. int pblen = ProtobufUtil.lengthOfPBMagic(); byte[] pbuf = new byte[pblen]; if (in.markSupported()) { //read it with mark() in.mark(pblen); } int read = in.read(pbuf); //assumption: if Writable serialization, it should be longer than pblen. if (read != pblen) throw new IOException("read=" + read + ", wanted=" + pblen); if (ProtobufUtil.isPBMagicPrefix(pbuf)) { return convert(HBaseProtos.RegionInfo.parseDelimitedFrom(in)); } else { // Presume Writables. Need to reset the stream since it didn't start w/ pb. if (in.markSupported()) { in.reset(); HRegionInfo hri = new HRegionInfo(); hri.readFields(in); return hri; } else { //we cannot use BufferedInputStream, it consumes more than we read from the underlying IS ByteArrayInputStream bais = new ByteArrayInputStream(pbuf); SequenceInputStream sis = new SequenceInputStream(bais, in); //concatenate input streams HRegionInfo hri = new HRegionInfo(); hri.readFields(new DataInputStream(sis)); return hri; } } }
From source file:com.dream.library.utils.AbFileUtil.java
/** * ??byte[]./*from ww w . j a va2 s . c o m*/ * * @param imgByte byte[] * @param fileName ?????.jpg * @param type ???AbConstant * @param desiredWidth * @param desiredHeight * @return Bitmap */ public static Bitmap getBitmapFromByte(byte[] imgByte, String fileName, int type, int desiredWidth, int desiredHeight) { FileOutputStream fos = null; DataInputStream dis = null; ByteArrayInputStream bis = null; Bitmap bitmap = null; File file = null; try { if (imgByte != null) { file = new File(AbDirUtils.getDownloadDir(), fileName); if (!file.exists()) { file.createNewFile(); } fos = new FileOutputStream(file); int readLength = 0; bis = new ByteArrayInputStream(imgByte); dis = new DataInputStream(bis); byte[] buffer = new byte[1024]; while ((readLength = dis.read(buffer)) != -1) { fos.write(buffer, 0, readLength); try { Thread.sleep(500); } catch (Exception e) { } } fos.flush(); bitmap = getBitmapFromSD(file, type, desiredWidth, desiredHeight); } } catch (Exception e) { e.printStackTrace(); } finally { if (dis != null) { try { dis.close(); } catch (Exception e) { } } if (bis != null) { try { bis.close(); } catch (Exception e) { } } if (fos != null) { try { fos.close(); } catch (Exception e) { } } } return bitmap; }
From source file:org.kles.m3.M3ClassLoader.java
private byte[] getBytesFromStream(DataInputStream dis) { ByteArrayOutputStream bos = new ByteArrayOutputStream(); byte[] buf = new byte[1024]; byte[] bytes = (byte[]) null; int len = 0;//from w w w .j ava 2 s . com try { while ((len = dis.read(buf)) > 0) { bos.write(buf, 0, len); } bytes = bos.toByteArray(); } catch (IOException e) { logger.log(Level.SEVERE, "Failed to get bytes from stream", e); } finally { IOUtils.closeQuietly(bos); } return bytes; }