public ColorModel createColorModel(int bpc) throws IOException 
{
        int[] nbBits = { bpc, bpc, bpc, bpc };
        ComponentColorModel componentColorModel = 
            new ComponentColorModel( getJavaColorSpace(), 
                         nbBits, 
                         false,                     
                         false,              
                         Transparency.OPAQUE,
                         DataBuffer.TYPE_BYTE );
           return componentColorModel;
}

Create a Java color model for this colorspace.

 protected ColorSpace createColorSpace() 
{
        return new ColorSpaceCMYK();
}

Create a Java colorspace for this colorspace.

 public String getName() 
{
        return NAME;
}

This will return the name of the color space.

 public int getNumberOfComponents() throws IOException 
{
        return 4;
}

This will get the number of components that this color space is made up of.