Example #1
0
  protected void read(DataInputStream s) {
    try {
      ref = new WeakReference<DataBuffer>(this, Nd4j.bufferRefQueue());
      referencing = Collections.synchronizedSet(new HashSet<String>());
      dirty = new AtomicBoolean(false);
      allocationMode = AllocationMode.valueOf(s.readUTF());
      length = s.readInt();
      Type t = Type.valueOf(s.readUTF());
      if (t == Type.DOUBLE) {
        if (allocationMode == AllocationMode.HEAP) {
          if (this.dataType() == Type.FLOAT) { // DataBuffer type
            // double -> float
            floatData = new float[length()];
          } else if (this.dataType() == Type.DOUBLE) {
            // double -> double
            doubleData = new double[length()];
          } else {
            // double -> int
            intData = new int[length()];
          }
          for (int i = 0; i < length(); i++) {
            put(i, s.readDouble());
          }
        } else {
          wrappedBuffer = ByteBuffer.allocateDirect(length() * getElementSize());
          wrappedBuffer.order(ByteOrder.nativeOrder());
          for (int i = 0; i < length(); i++) {
            put(i, s.readDouble());
          }
        }
      } else {
        if (allocationMode == AllocationMode.HEAP) {
          if (this.dataType() == Type.FLOAT) { // DataBuffer type
            // float -> float
            floatData = new float[length()];
          } else if (this.dataType() == Type.DOUBLE) {
            // float -> double
            doubleData = new double[length()];
          } else {
            // float-> int
            intData = new int[length()];
          }
          for (int i = 0; i < length(); i++) {
            put(i, s.readFloat());
          }
        } else {
          wrappedBuffer = ByteBuffer.allocateDirect(length() * getElementSize());
          wrappedBuffer.order(ByteOrder.nativeOrder());
          for (int i = 0; i < length(); i++) {
            put(i, s.readFloat());
          }
        }
      }

    } catch (Exception e) {
      throw new RuntimeException(e);
    }
  }
Example #2
0
 @Override
 public int hashCode() {
   int result = length;
   result = 31 * result + (referencing != null ? referencing.hashCode() : 0);
   result = 31 * result + (ref != null ? ref.hashCode() : 0);
   result = 31 * result + (isPersist ? 1 : 0);
   result = 31 * result + (allocationMode != null ? allocationMode.hashCode() : 0);
   return result;
 }
Example #3
0
 protected void write(DataOutputStream out) throws IOException {
   out.writeUTF(allocationMode.name());
   out.writeInt(length());
   out.writeUTF(dataType().name());
   if (dataType() == Type.DOUBLE) {
     for (int i = 0; i < length(); i++) out.writeDouble(getDouble(i));
   } else {
     for (int i = 0; i < length(); i++) out.writeFloat(getFloat(i));
   }
 }