Add missing @Override annotations

modules/app/src/main/java/org/locationtech/jtstest/function/BufferFunctions.java

@@ -181,6 +181,7 @@ public static Geometry bufferEach(Geometry g, final double distance)
   {
     return GeometryMapper.map(g, new MapOp() {
 
+      @Override
       public Geometry map(Geometry g)
       {
         return g.buffer(distance);

modules/app/src/main/java/org/locationtech/jtstest/function/GeometryFunctions.java

@@ -86,6 +86,7 @@ public static Geometry getPolygonHoles(Geometry geom)
     final List holePolys = new ArrayList();
     geom.apply(new GeometryFilter() {
 
+      @Override
       public void filter(Geometry geom) {
         if (geom instanceof Polygon) {
           Polygon poly = (Polygon) geom;

modules/app/src/main/java/org/locationtech/jtstest/function/OverlayNGFunctions.java

@@ -50,6 +50,7 @@ public static Geometry union(Geometry a,
   public static Geometry unaryUnion(Geometry a) {
     UnionStrategy unionSRFun = new UnionStrategy() {
 
+      @Override
       public Geometry union(Geometry g0, Geometry g1) {
          return OverlayNG.overlay(g0, g1, UNION );
       }

modules/app/src/main/java/org/locationtech/jtstest/function/OverlayNGRobustFunctions.java

@@ -55,6 +55,7 @@ public static Geometry symDifference(Geometry a, Geometry b) {
   public static Geometry unaryUnion(Geometry a) {
     UnionStrategy unionSRFun = new UnionStrategy() {
 
+      @Override
       public Geometry union(Geometry g0, Geometry g1) {
          return overlay(g0, g1, UNION );
       }

modules/app/src/main/java/org/locationtech/jtstest/function/OverlayNGSnappingFunctions.java

@@ -47,6 +47,7 @@ private static Noder getNoder(double tolerance) {
   public static Geometry unaryUnion(Geometry a, double tolerance) {
     UnionStrategy unionSRFun = new UnionStrategy() {
 
+      @Override
       public Geometry union(Geometry g0, Geometry g1) {
          return OverlayNGSnappingFunctions.union(g0, g1, tolerance );
       }
@@ -69,6 +70,7 @@ private static Geometry unionNoValid(Geometry a, Geometry b, double tolerance) {
   public static Geometry unaryUnionNoValid(Geometry a, double tolerance) {
     UnionStrategy unionSRFun = new UnionStrategy() {
 
+      @Override
       public Geometry union(Geometry g0, Geometry g1) {
          return OverlayNGSnappingFunctions.unionNoValid(g0, g1, tolerance );
       }

modules/app/src/main/java/org/locationtech/jtstest/function/OverlayNoSnapFunctions.java

@@ -26,6 +26,7 @@ public class OverlayNoSnapFunctions {
 	 public static Geometry unaryUnion(Geometry a) {
 	    UnionStrategy unionSRFun = new UnionStrategy() {
 
+	      @Override
 	      public Geometry union(Geometry g0, Geometry g1) {
 	         return OverlayOp.overlayOp(g0, g1, OverlayOp.UNION );
 	      }

modules/app/src/main/java/org/locationtech/jtstest/function/PolygonOverlayFunctions.java

@@ -39,6 +39,7 @@ public static Geometry overlaySR(Geometry g1, Geometry g2,
   {
     PrecisionModel pm = new PrecisionModel(scale);
     return computeOverlay(g1, g2, new Noder() {
+      @Override
       public Geometry node(Geometry inputLines) {
        return OverlayNG.overlay(inputLines, null, OverlayNG.UNION, pm);
       }
@@ -48,6 +49,7 @@ public Geometry node(Geometry inputLines) {
   public static Geometry overlay(Geometry g1, Geometry g2)
   {
     return computeOverlay(g1, g2, new Noder( ) {
+      @Override
       public Geometry node(Geometry inputLines) {
         return OverlayNGRobust.overlay(inputLines, null, OverlayNG.UNION);
       }

modules/app/src/main/java/org/locationtech/jtstest/function/SelectionFunctions.java

@@ -25,6 +25,7 @@ public class SelectionFunctions
   public static Geometry intersects(Geometry a, final Geometry mask)
   {
     return select(a, new GeometryPredicate() {
+      @Override
       public boolean isTrue(Geometry g) {
         return mask.intersects(g);
       }
@@ -34,6 +35,7 @@ public boolean isTrue(Geometry g) {
   public static Geometry covers(Geometry a, final Geometry mask)
   {
     return select(a, new GeometryPredicate() {
+      @Override
       public boolean isTrue(Geometry g) {
         return g.covers(mask);
       }
@@ -43,6 +45,7 @@ public boolean isTrue(Geometry g) {
   public static Geometry coveredBy(Geometry a, final Geometry mask)
   {
     return select(a, new GeometryPredicate() {
+      @Override
       public boolean isTrue(Geometry g) {
         return g.coveredBy(mask);
       }
@@ -85,6 +88,7 @@ public static Geometry invalid(Geometry a)
   public static Geometry lengthGreaterThan(Geometry a, final double minLen)
   {
     return select(a, new GeometryPredicate() {
+      @Override
       public boolean isTrue(Geometry g) {
         return g.getLength() > minLen;
       }
@@ -93,6 +97,7 @@ public boolean isTrue(Geometry g) {
   public static Geometry lengthLessThan(Geometry a, final double maxLen)
   {
     return select(a, new GeometryPredicate() {
+      @Override
       public boolean isTrue(Geometry g) {
         return g.getLength() < maxLen;
       }
@@ -101,6 +106,7 @@ public boolean isTrue(Geometry g) {
   public static Geometry lengthZero(Geometry a)
   {
     return select(a, new GeometryPredicate() {
+      @Override
       public boolean isTrue(Geometry g) {
         return g.getLength() == 0.0;
       }
@@ -109,6 +115,7 @@ public boolean isTrue(Geometry g) {
   public static Geometry areaGreaterThan(Geometry a, final double minArea)
   {
     return select(a, new GeometryPredicate() {
+      @Override
       public boolean isTrue(Geometry g) {
         return g.getArea() > minArea;
       }
@@ -117,6 +124,7 @@ public boolean isTrue(Geometry g) {
   public static Geometry areaLessThan(Geometry a, final double maxArea)
   {
     return select(a, new GeometryPredicate() {
+      @Override
       public boolean isTrue(Geometry g) {
         return g.getArea() < maxArea;
       }
@@ -125,6 +133,7 @@ public boolean isTrue(Geometry g) {
   public static Geometry areaZero(Geometry a)
   {
     return select(a, new GeometryPredicate() {
+      @Override
       public boolean isTrue(Geometry g) {
         return g.getArea() == 0.0;
       }
@@ -133,6 +142,7 @@ public boolean isTrue(Geometry g) {
   public static Geometry within(Geometry a, final Geometry mask)
   {
     return select(a, new GeometryPredicate() {
+      @Override
       public boolean isTrue(Geometry g) {
         return g.within(mask);
       }
@@ -142,6 +152,7 @@ public boolean isTrue(Geometry g) {
   public static Geometry interiorPointWithin(Geometry a, final Geometry mask)
   {
     return select(a, new GeometryPredicate() {
+      @Override
       public boolean isTrue(Geometry g) {
         return g.getInteriorPoint().within(mask);
       }
@@ -151,6 +162,7 @@ public boolean isTrue(Geometry g) {
   public static Geometry withinDistance(Geometry a, final Geometry mask, double maximumDistance)
   {
     return select(a, new GeometryPredicate() {
+      @Override
       public boolean isTrue(Geometry g) {
         return mask.isWithinDistance(g, maximumDistance);
       }
@@ -161,6 +173,7 @@ public static Geometry withinDistanceIndexed(Geometry a, final Geometry mask, do
   {
     IndexedFacetDistance indexedDist = new IndexedFacetDistance(mask);
     return select(a, new GeometryPredicate() {
+      @Override
       public boolean isTrue(Geometry g) {
         boolean isWithinDist = indexedDist.isWithinDistance(g, maximumDistance);
         return isWithinDist;

modules/app/src/main/java/org/locationtech/jtstest/function/SpatialIndexFunctions.java

@@ -271,6 +271,7 @@ public static Geometry hprTreeQueryCached(Geometry geoms, Geometry queryEnv)
   private static void loadIndex(Geometry geom, SpatialIndex index) {
     geom.apply(new GeometryFilter() {
 
+      @Override
       public void filter(Geometry geom) {
         // only insert atomic geometries
         if (geom instanceof GeometryCollection) return;
@@ -360,6 +361,7 @@ private static Quadtree buildQuadtree(Geometry geom) {
     final Quadtree index = new Quadtree();
     geom.apply(new GeometryFilter() {
 
+      @Override
       public void filter(Geometry geom) {
         // only insert atomic geometries
         if (geom instanceof GeometryCollection) return;

modules/app/src/main/java/org/locationtech/jtstest/function/TriangleFunctions.java

@@ -26,6 +26,7 @@ public static Geometry centroid(Geometry g)
   {
     return GeometryMapper.map(g, 
         new GeometryMapper.MapOp() {
+      @Override
       public Geometry map(Geometry g) {
         Coordinate[] pts = trianglePts(g);
         Coordinate cc = Triangle.centroid(pts[0], pts[1], pts[2]);
@@ -38,6 +39,7 @@ public static Geometry circumcentre(Geometry g)
   {
     return GeometryMapper.map(g, 
         new GeometryMapper.MapOp() {
+      @Override
       public Geometry map(Geometry g) {
         Coordinate[] pts = trianglePts(g);
         Coordinate cc = Triangle.circumcentre(pts[0], pts[1], pts[2]);
@@ -65,6 +67,7 @@ public static Geometry circumcentreDD(Geometry g)
   {
     return GeometryMapper.map(g, 
         new GeometryMapper.MapOp() {
+      @Override
       public Geometry map(Geometry g) {
         Coordinate[] pts = trianglePts(g);
         Coordinate cc = Triangle.circumcentreDD(pts[0], pts[1], pts[2]);
@@ -92,6 +95,7 @@ public static Geometry incentre(Geometry g)
   {
     return GeometryMapper.map(g, 
         new GeometryMapper.MapOp() {
+      @Override
       public Geometry map(Geometry g) {
         Coordinate[] pts = trianglePts(g);
         Coordinate cc = Triangle.inCentre(pts[0], pts[1], pts[2]);

modules/app/src/main/java/org/locationtech/jtstest/geomfunction/BaseGeometryFunction.java

@@ -83,21 +83,25 @@ public BaseGeometryFunction(
 		this.returnType = returnType;
 	}
 
+	@Override
 	public String getCategory()
 	{
 		return category;
 	}
 
+	@Override
 	public String getName()
 	{
 		return name;
 	}
 
+	@Override
 	public String getDescription()
 	{
 		return description;
 	}
 
+	@Override
 	public String[] getParameterNames()
 	{
 		return parameterNames;
@@ -109,24 +113,29 @@ public String[] getParameterNames()
 	 * 
 	 * @return the types
 	 */
+	@Override
 	public Class[] getParameterTypes()
 	{
 		return parameterTypes;
 	}
 
+	@Override
 	public Class getReturnType()
 	{
 		return returnType;
 	}
 
+  @Override
   public boolean isBinary() {
     return parameterTypes.length > 0 && parameterTypes[0] == Geometry.class;
   }
 
+  @Override
   public boolean isRequiredB() {
     return isRequiredB;
   }
 
+	@Override
 	public String getSignature()
 	{
 		StringBuffer paramTypes = new StringBuffer();
@@ -154,6 +163,7 @@ protected static Integer getIntegerOrNull(Object[] args, int index)
   	return (Integer) args[index];
   }
 
+	@Override
 	public abstract Object invoke(Geometry geom, Object[] args);
 
 	/**
@@ -193,6 +203,7 @@ public int hashCode() {
     return result;
   }
 
+	@Override
 	public int compareTo(Object o)
 	{
 		GeometryFunction func = (GeometryFunction) o;

modules/app/src/main/java/org/locationtech/jtstest/geomfunction/FilterGeometryFunction.java

@@ -38,38 +38,47 @@ public FilterGeometryFunction(GeometryFunction fun, int op, double val) {
     this.filterVal = val;
   }
 
+  @Override
   public String getCategory() {
     return fun.getCategory();
   }
 
+  @Override
   public String getName() {
     return fun.getName() + "?";
   }
 
+  @Override
   public String getDescription() {
     return fun.getDescription();
   }
 
+  @Override
   public String[] getParameterNames() {
     return fun.getParameterNames();
   }
 
+  @Override
   public Class[] getParameterTypes() {
     return fun.getParameterTypes();
   }
 
+  @Override
   public Class getReturnType() {
     return Geometry.class;
   }
 
+  @Override
   public String getSignature() {
     return fun.getSignature();
   }
 
+  @Override
   public boolean isBinary() {
     return fun.isBinary();
   }
 
+  @Override
   public boolean isRequiredB() {
     return fun.isRequiredB();
   }

modules/app/src/main/java/org/locationtech/jtstest/geomfunction/RepeaterGeometryFunction.java

@@ -40,30 +40,37 @@ public RepeaterGeometryFunction(GeometryFunction fun, int count) {
     hasRepeatableArg = hasRepeatableArg(fun);
   }
 
+  @Override
   public String getCategory() {
     return fun.getCategory();
   }
 
+  @Override
   public String getName() {
     return fun.getName() + repeatAnnotation();
   }
 
+  @Override
   public String getDescription() {
     return fun.getDescription();
   }
 
+  @Override
   public String[] getParameterNames() {
     return fun.getParameterNames();
   }
 
+  @Override
   public Class<?>[] getParameterTypes() {
     return fun.getParameterTypes();
   }
 
+  @Override
   public Class<?> getReturnType() {
     return fun.getReturnType();
   }
 
+  @Override
   public String getSignature() {
     return fun.getSignature();
   }
@@ -72,14 +79,17 @@ private String repeatAnnotation() {
     return "*" + count;
   }
 
+  @Override
   public boolean isBinary() {
     return fun.isBinary();
   }
 
+  @Override
   public boolean isRequiredB() {
     return fun.isRequiredB();
   }
 
+  @Override
   public Object invoke(Geometry geom, Object[] args) {
 
     if (! isRepeatable(fun)) {