public Interleaved(ColorSpace colorSpace,
    int[] bandOffsets,
    int dataType,
    boolean hasAlpha,
    boolean isAlphaPremultiplied) 
{
            if (colorSpace == null) {
                throw new IllegalArgumentException("colorSpace == null!");
            }
            if (bandOffsets == null) {
                throw new IllegalArgumentException("bandOffsets == null!");
            }
            int numBands = colorSpace.getNumComponents() +
                (hasAlpha ? 1 : 0);
            if (bandOffsets.length != numBands) {
                throw new IllegalArgumentException
                    ("bandOffsets.length is wrong!");
            }
            if (dataType != DataBuffer.TYPE_BYTE &&
                dataType != DataBuffer.TYPE_SHORT &&
                dataType != DataBuffer.TYPE_USHORT &&
                dataType != DataBuffer.TYPE_INT &&
                dataType != DataBuffer.TYPE_FLOAT &&
                dataType != DataBuffer.TYPE_DOUBLE) {
                throw new IllegalArgumentException
                    ("Bad value for dataType!");
            }
            this.colorSpace = colorSpace;
            this.bandOffsets = (int[])bandOffsets.clone();
            this.dataType = dataType;
            this.hasAlpha = hasAlpha;
            this.isAlphaPremultiplied = isAlphaPremultiplied;
            this.colorModel =
                ImageTypeSpecifier.createComponentCM(colorSpace,
                                                     bandOffsets.length,
                                                     dataType,
                                                     hasAlpha,
                                                     isAlphaPremultiplied);
            int minBandOffset = bandOffsets[0];
            int maxBandOffset = minBandOffset;
            for (int i = 0; i <  bandOffsets.length; i++) {
                int offset = bandOffsets[i];
                minBandOffset = Math.min(offset, minBandOffset);
                maxBandOffset = Math.max(offset, maxBandOffset);
            }
            int pixelStride = maxBandOffset - minBandOffset + 1;
            int w = 1;
            int h = 1;
            this.sampleModel =
                new PixelInterleavedSampleModel(dataType,
                                                w, h,
                                                pixelStride,
                                                w*pixelStride,
                                                bandOffsets);
}

 public boolean equals(Object o) 
{
            if ((o == null) ||
                !(o instanceof ImageTypeSpecifier.Interleaved)) {
                return false;
            }
            ImageTypeSpecifier.Interleaved that =
                (ImageTypeSpecifier.Interleaved)o;
            if ((!(this.colorSpace.equals(that.colorSpace))) ||
                (this.dataType != that.dataType) ||
                (this.hasAlpha != that.hasAlpha) ||
                (this.isAlphaPremultiplied != that.isAlphaPremultiplied) ||
                (this.bandOffsets.length != that.bandOffsets.length)) {
                return false;
            }
            for (int i = 0; i <  bandOffsets.length; i++) {
                if (this.bandOffsets[i] != that.bandOffsets[i]) {
                    return false;
                }
            }
            return true;
}

 public int hashCode() 
{
            return (super.hashCode() +
                    (4 * bandOffsets.length) +
                    (25 * dataType) +
                    (hasAlpha ? 17 : 18));
}