code: public static Proximity2DResult[] getNearestVertices(Geometry geometry,
  			Point inputPoint, double searchRadius, int maxVertexCountToReturn) {
  		OperatorProximity2D proximity = (OperatorProximity2D) factory
  				.getOperator(com.esri.core.geometry.Operator.Type.Proximity2D);
  
  		Proximity2DResult[] results = proximity.getNearestVertices(geometry,
  				inputPoint, searchRadius, maxVertexCountToReturn);
  
  		return results;
  	}
docs: Finds all vertices in the given distance from the specified point, sorted
  from the closest to the furthest.
  
  See OperatorProximity2D.
  
  @param inputPoint
  The point to start from.
  @param geometry
  The geometry to consider.
  @param searchRadius
  The search radius.
  @param maxVertexCountToReturn
  The maximum number number of vertices to return.
  @return Proximity2DResult containing the array of nearest vertices.