altoslib/altosuilib: Fix equals methods, add hashCode

[fw/altos] / altoslib / AltosFrequency.java

diff --git a/altoslib/AltosFrequency.java b/altoslib/AltosFrequency.java
index 15ace0c2203bc281b0c723a34d465cab8d5d3a2d..6d42fd69ef96455cffdf6288d13fc61d2f8ecbcd 100644 (file)
--- a/altoslib/AltosFrequency.java
+++ b/altoslib/AltosFrequency.java
@@ -21,6 +21,19 @@ public class AltosFrequency {
        public double   frequency;
        public String   description;
 
+       public int hashCode() {
+               return new Double(frequency).hashCode();
+       }
+
+       public boolean equals(Object o) {
+               if (o == null)
+                       return false;
+               if (!(o instanceof AltosFrequency))
+                       return false;
+               AltosFrequency other = (AltosFrequency) o;
+               return other.frequency == frequency;
+       }
+
        public String toString() {
                return String.format("%7.3f MHz %-20s",
                                     frequency, description);