Moved source into separate src directory due to popular request

[GpsPrune.git] / src / tim / prune / function / weather / ResultSet.java

diff --git a/src/tim/prune/function/weather/ResultSet.java b/src/tim/prune/function/weather/ResultSet.java
new file mode 100644 (file)
index 0000000..664d7ae
--- /dev/null
+++ b/src/tim/prune/function/weather/ResultSet.java
@@ -0,0 +1,83 @@
+package tim.prune.function.weather;
+
+/**
+ * Class to hold a set of (up to six) weather results,
+ * so that they don't have to be downloaded again
+ */
+public class ResultSet
+{
+       /** Array of six results */
+       private WeatherResults[] _results = new WeatherResults[6];
+       /** Location id for which these results apply */
+       private String _locationId = null;
+
+       /**
+        * Clear the array, forget all results
+        */
+       private void clear()
+       {
+               for (int i=0; i<6; i++) {
+                       _results[i] = null;
+               }
+       }
+
+       /**
+        * Get the specified weather results, if available
+        * @param inLocationId location id
+        * @param inCurrent true to get the current weather
+        * @param inDaily true to get the daily forecast
+        * @param inHourly true to get the three-hourly forecast
+        * @param inCelsius true to get celsius
+        * @return weather results, or null if not available
+        */
+       public WeatherResults getWeather(String inLocationId,
+               boolean inCurrent, boolean inDaily, boolean inHourly, boolean inCelsius)
+       {
+               // Check location
+               if (inLocationId == null || _locationId == null || !inLocationId.equals(_locationId)) {
+                       return null;
+               }
+               // check forecast type
+               final int numTypesGiven = (inCurrent ? 1 : 0) + (inDaily ? 1 : 0) + (inHourly ? 1 : 0);
+               if (numTypesGiven != 1) {
+                       System.err.println("getWeather, numtypesgiven = " + numTypesGiven);
+                       return null; // can't ask for more or less than one type
+               }
+               // Pull out from array
+               final int index = (inCurrent ? 0 : (inDaily ? 2 : 4)) + (inCelsius ? 1 : 0);
+               return _results[index];
+       }
+
+       /**
+        * Store the given weather results
+        * @param inResults results object
+        * @param inLocationId location id
+        * @param inCurrent true if this is the current weather
+        * @param inDaily true if this is the daily forecast
+        * @param inHourly true if this is the three-hourly forecast
+        * @param inCelsius true if numbers are celsius
+        */
+       public void setWeather(WeatherResults inResults, String inLocationId,
+               boolean inCurrent, boolean inDaily, boolean inHourly, boolean inCelsius)
+       {
+               // Check location
+               if (inLocationId == null || inLocationId.equals("")) {
+                       return;
+               }
+               if (_locationId == null || !inLocationId.equals(_locationId))
+               {
+                       // coordinates have changed
+                       clear();
+                       _locationId = inLocationId;
+               }
+               // check forecast type
+               final int numTypesGiven = (inCurrent ? 1 : 0) + (inDaily ? 1 : 0) + (inHourly ? 1 : 0);
+               if (numTypesGiven != 1) {
+                       System.err.println("setWeather, numtypesgiven = " + numTypesGiven);
+                       return; // can't set more or less than one type
+               }
+               // Store in array
+               final int index = (inCurrent ? 0 : (inDaily ? 2 : 4)) + (inCelsius ? 1 : 0);
+               _results[index] = inResults;
+       }
+}