uint8_t.java

package eu.javaexperience.electronic.uartbus.rpc.datatype;

public class uint8_t extends Number
{
    public final short value;
    
    public uint8_t(short value)
    {
        this.value = value;
    }
    
    public uint8_t(Number value)
    {
        this.value = value.shortValue();
    }

    @Override
    public int intValue()
    {
        return value;
    }

    @Override
    public long longValue()
    {
        return value;
    }

    @Override
    public float floatValue()
    {
        return value;
    }

    @Override
    public double doubleValue()
    {
        return value;
    }
    
    @Override
    public String toString()
    {
        return "uint8_t: "+value;
    }
    
    @Override
    public boolean equals(Object obj)
    {
        if(!(obj instanceof Number))
        {
            return false;
        }
        
        Number n = (Number) obj;
        
        double d = n.doubleValue();

        //check number is integer (i mean number without fraction)
        if(Math.floor(d) != d)
        {
            return false;
        }
        
        long l = n.longValue();
        
        //btw -128 and 127 or 0 and 255
        if(-128 <= l && l <= 255)
        {
            if(l < 0)
            {
                l = 0xff & l;
            }
            
            return l == value;
        }
        return false;
    }
    
    @Override
    public int hashCode()
    {
        return 0xff & value;
    }
}