BinaryDataHelper.java

package com.dronecontrol.droneapi.helpers;

public class BinaryDataHelper
{
  public static int getUnsignedByteValue(byte by)
  {
    return (int) (by & 0xffL);
  }

  public static int getIntValue(byte[] data, int offset, int length)
  {
    int tempValue;
    int integerValue = 0;

    for (int i = length - 1; i >= 0; i--)
    {
      integerValue <<= 8;
      tempValue = data[offset + i] & 0xFF;
      integerValue |= tempValue;
    }

    return integerValue;
  }

  public static float getFloatValue(byte[] data, int offset, int length)
  {
    return Float.intBitsToFloat(getIntValue(data, offset, length));
  }

  public static int getNormalizedIntValue(Float value)
  {
    if (value < -1.0f)
    {
      value = -1.0f;
    } else if (value > 1.0f)
    {
      value = 1.0f;
    }

    return Float.floatToIntBits(value);
  }

  public static boolean flagSet(int flagsValue, int index)
  {
    return (flagsValue & (1 << index)) != 0;
  }
}