@Override public TiledRaster getSubRaster( Envelope env ) { return getSubRaster( env, null ); }
@Override public TiledRaster getSubRaster( Envelope env, BandType[] bands ) { return this.getSubRaster( env, bands, null ); }
@Override public TiledRaster getSubRaster( Envelope env ) { return getSubRaster( env, null ); }
@Override public TiledRaster getSubRaster( Envelope env, BandType[] bands ) { return this.getSubRaster( env, bands, null ); }