new class protected areas reader and alteration to land cover reader constructor

src/ac/ed/lurg/landuse/LandCoverReader.java

@@ -4,7 +4,6 @@ import java.util.Map;
 
 import ac.ed.lurg.types.LandCoverType;
 import ac.sac.raster.AbstractTabularRasterReader;
-import ac.sac.raster.RasterHeaderDetails;
 import ac.sac.raster.RasterKey;
 import ac.sac.raster.RasterSet;
 
@@ -12,24 +11,19 @@ public class LandCoverReader extends AbstractTabularRasterReader<LandCoverItem>
 
 	private static final int MIN_COLS = 6;
 
-	public LandCoverReader (RasterHeaderDetails rasterProj) {
-		super(" +", MIN_COLS);
-		
-		dataset = new RasterSet<LandCoverItem> (rasterProj) {
-			private static final long serialVersionUID = 4642550777741425501L;
-			@Override
-			protected LandCoverItem createRasterData() {
-				return new LandCoverItem();
-			}
-		};
+	
+	public LandCoverReader(RasterSet<LandCoverItem> landCover) {
+		super(" +", MIN_COLS, landCover);
 	}
 		
 	@Override
 	protected void setData(RasterKey key, LandCoverItem lcData, Map<String, Double> rowValues) {
+	
 		lcData.setTotalArea(dataset.getAreaMha(key));		
 		lcData.setLandCoverFract(LandCoverType.CROPLAND, getValueForCol(rowValues, "cropland"));
 		lcData.setLandCoverFract(LandCoverType.PASTURE, getValueForCol(rowValues, "pasture"));
 		lcData.setLandCoverFract(LandCoverType.OTHER_NATURAL, getValueForCol(rowValues, "natural"));
 		lcData.setLandCoverFract(LandCoverType.BARREN, getValueForCol(rowValues, "barren"));
+		
 	}
 }