Class RasterRequestParams

  • public class RasterRequestParams
extends java.lang.Object
    The RasterRequestParams contains the fields received from the browser during a rastering request. This class can either be instantiated through a Spark request query map, or through the Builder class for mocking browser requests during unit testing of Rasterer.getMapRaster.

    • Field Summary

      Fields 
      Modifier and Type Field Description
      double h
      The height (in pixels) of the browser viewport.
      double lrlat
      The requested lower-right latitude.
      double lrlon
      The requested lower-right longitude.
      private static java.lang.String[] REQUIRED_PARAMS
      Raster requests to the server must have the following keys in the params map.
      double ullat
      The requested upper-left latitude.
      double ullon
      The requested upper-left longitude.
      double w
      The width (in pixels) of the browser viewport.

    • Constructor Summary

      Constructors 
      Modifier Constructor Description
      private RasterRequestParams()
      Constructor with private access to prevent direct instantiation of a RasterRequestParams instance.
      private RasterRequestParams​(double ullat, double ullon, double lrlat, double lrlon, double w, double h)  

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static RasterRequestParams from​(java.util.Map<java.lang.String,java.lang.String[]> req)
      Validate and return a parameter map of the required request parameters.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Field Detail

      • ullat

        public final double ullat
        The requested upper-left latitude.

      • ullon

        public final double ullon
        The requested upper-left longitude.

      • lrlat

        public final double lrlat
        The requested lower-right latitude.

      • lrlon

        public final double lrlon
        The requested lower-right longitude.

      • w

        public final double w
        The width (in pixels) of the browser viewport.

      • h

        public final double h
        The height (in pixels) of the browser viewport.

      • REQUIRED_PARAMS

        private static final java.lang.String[] REQUIRED_PARAMS
        Raster requests to the server must have the following keys in the params map.

    • Constructor Detail

      • RasterRequestParams

        private RasterRequestParams()
        Constructor with private access to prevent direct instantiation of a RasterRequestParams instance. Use the factory method, from, instead.

      • RasterRequestParams

        private RasterRequestParams​(double ullat,
                            double ullon,
                            double lrlat,
                            double lrlon,
                            double w,
                            double h)

    • Method Detail

      • from

        public static RasterRequestParams from​(java.util.Map<java.lang.String,java.lang.String[]> req)
        Validate and return a parameter map of the required request parameters. Requires that all input parameters are doubles.
        Parameters:
        req - HTTP Request
        Returns:
        A populated map of input parameter to it's numerical value.