// Send File public void sendFile(String chunkName) throws IOException { OutputStream os = null; String currentDir = System.getProperty("user.dir"); chunkName = currentDir + "/src/srcFile/" + chunkName; File myFile = new File(chunkName); byte[] arrby = new byte[(int) myFile.length()]; try { FileInputStream fis = new FileInputStream(myFile); BufferedInputStream bis = new BufferedInputStream(fis); bis.read(arrby, 0, arrby.length); os = csocket.getOutputStream(); System.out.println("Sending File."); os.write(arrby, 0, arrby.length); os.flush(); System.out.println("File Sent."); // os.close(); } catch (FileNotFoundException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } finally { // os.close(); } }
public FilePlayback(String hostname, int port, String dataDir, double speedup, int blockSize) { this.hostname = hostname; this.port = port; this.dataDir = dataDir; this.speedup = speedup; this.blockSize = blockSize; client = new BufferClient(); // Open the header/events/samples files try { initFiles(dataDir); } catch (FileNotFoundException e) { e.printStackTrace(); System.exit(-1); } }
public static void main(String[] argv) { if (argv.length != 3) { usage(); } String tempFile = argv[0]; String testFile = argv[1]; int fileSize = Integer.valueOf(argv[2]).intValue(); int exitcode = 0; int numRead; int numThisBuf; int numWritten; if ((fileSize <= 0) || (fileSize % 4096 != 0)) { System.out.println("Error: size is not a multiple of 4096!!!!!!"); System.out.println(); usage(); } try { int bufSize = 4096; byte[] inBytes = new byte[bufSize]; byte[] outBytes = new byte[bufSize]; Random ioRandom = new Random(2006); ioRandom.nextBytes(outBytes); ByteBuffer inBuf = ByteBuffer.allocate(bufSize); ByteBuffer outBuf = ByteBuffer.wrap(outBytes); // // Loop forever // while (true) { // // Write the temporary file // FileOutputStream fos = new FileOutputStream(tempFile); FileChannel foc = fos.getChannel(); numWritten = 0; while (numWritten < fileSize) { outBuf.clear(); // sets limit to capacity & position to zero while (outBuf.hasRemaining()) { numWritten += foc.write(outBuf); } } // // Move to permanent location // FileChannel srcChannel = new FileInputStream(tempFile).getChannel(); FileChannel dstChannel = new FileOutputStream(testFile).getChannel(); dstChannel.transferFrom(srcChannel, 0, srcChannel.size()); srcChannel.close(); dstChannel.close(); boolean success = (new File(tempFile)).delete(); if (!success) { System.out.println("Warning: unable to delete temporary file"); } // // Read and compare // FileInputStream fis = new FileInputStream(testFile); FileChannel fic = fis.getChannel(); for (numRead = 0, numThisBuf = 0; numRead < fileSize; numThisBuf = 0) { inBuf.rewind(); // Set the buffer position to 0 numThisBuf = fic.read(inBuf); while (numThisBuf < bufSize) { numThisBuf += fic.read(inBuf); } numRead += bufSize; inBuf.rewind(); // Set the buffer position to 0 inBuf.get(inBytes); boolean same = Arrays.equals(inBytes, outBytes); if (same = false) { System.out.println("Data read does not equal data written at " + numRead + " bytes"); } } } } catch (FileNotFoundException fnfe) { fnfe.printStackTrace(System.err); exitcode = 1; // break; } catch (SecurityException se) { se.printStackTrace(System.err); exitcode = 1; // break; } catch (Throwable t) { t.printStackTrace(System.err); exitcode = 1; } System.exit(exitcode); }