コード例 #1
0
  public static File getSparseBinarySVDLIBCFile() throws Exception {
    File f = File.createTempFile("unit-test", ".dat");
    DataOutputStream pw = new DataOutputStream(new FileOutputStream(f));
    pw.writeInt(3);
    pw.writeInt(3);
    pw.writeInt(6);

    pw.writeInt(2);
    pw.writeInt(0);
    pw.writeFloat(2.3f);
    pw.writeInt(2);
    pw.writeFloat(3.8f);

    pw.writeInt(1);
    pw.writeInt(1);
    pw.writeFloat(1.3f);

    pw.writeInt(3);
    pw.writeInt(0);
    pw.writeFloat(4.2f);
    pw.writeInt(1);
    pw.writeFloat(2.2f);
    pw.writeInt(2);
    pw.writeFloat(0.5f);

    pw.close();
    return f;
  }
コード例 #2
0
 @Test
 public void dataRoundTrip() throws IOException {
   dos.writeUTF("Hello, world!");
   dos.writeInt(0xCAFEBABE);
   dos.writeUTF("Over & out.");
   dos.close();
   //    aos.close(); // important?
   byte[] bs = bos.toByteArray();
   if (verbose) {
     for (int i = 0; i < bs.length; i++) {
       System.out.printf("%02x ", bs[i]);
       if (i % 16 == 15) System.out.println();
     }
     System.out.println();
   }
   PPMModel pi = new PPMModel(4);
   ByteArrayInputStream bis = new ByteArrayInputStream(bs);
   ArithCodeInputStream ais = new ArithCodeInputStream(bis, pi);
   DataInputStream dis = new DataInputStream(ais);
   String s1 = dis.readUTF();
   assert s1.equals("Hello, world!") : s1;
   int i1 = dis.readInt();
   assert 0xCAFEBABE == i1 : i1;
   String s2 = dis.readUTF();
   assert s2.equals("Over & out.") : s2;
   int i2 = dis.read();
   assert -1 == i2 : i2;
 }