question: returns the currently set raster , or null if only a renderedimage is available . concode_field_sep List<? extends BufferedImage> thumbnails concode_elem_sep RenderedImage image concode_elem_sep IIOMetadata metadata concode_elem_sep Raster raster concode_field_sep boolean hasRaster concode_elem_sep List<? extends BufferedImage> getThumbnails concode_elem_sep void setMetadata concode_elem_sep IIOMetadata getMetadata concode_elem_sep void setRenderedImage concode_elem_sep void setThumbnails concode_elem_sep RenderedImage getRenderedImage concode_elem_sep int getNumThumbnails concode_elem_sep BufferedImage getThumbnail concode_elem_sep void setRaster
target: Raster function ( ) { synchronized ( this ) { return raster ; } }