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WifiSettings cleanup; emptyListi() instead of null

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Change-Id: I0fced1f00ff259aed98988f0913383c50a3c6427
This commit is contained in:
Isaac Levy
2011-08-26 14:20:14 -07:00
parent 6dbfdf3800
commit cc38b49392
1 changed files with 7 additions and 8 deletions
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15
src/com/android/settings/wifi/WifiSettings.java
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@@ -513,11 +513,9 @@ public class WifiSettings extends SettingsPreferenceFragment
}
boolean found = false;
if (apMap.getAll(result.SSID) != null) {
for (AccessPoint accessPoint : apMap.getAll(result.SSID)) {
if (accessPoint.update(result))
found = true;
}
for (AccessPoint accessPoint : apMap.getAll(result.SSID)) {
if (accessPoint.update(result))
found = true;
}
if (!found) {
AccessPoint accessPoint = new AccessPoint(getActivity(), result);
@@ -527,7 +525,7 @@ public class WifiSettings extends SettingsPreferenceFragment
}
}
//
// Pre-sort accessPoints to speed preference insertion
Collections.sort(accessPoints);
return accessPoints;
}
@@ -535,9 +533,10 @@ public class WifiSettings extends SettingsPreferenceFragment
/** A restricted multimap for use in constructAccessPoints */
private class Multimap<K,V> {
private HashMap<K,List<V>> store = new HashMap<K,List<V>>();
/** retrieve a possibly null list of values with key K */
/** retrieve a non-null list of values with key K */
List<V> getAll(K key) {
return store.get(key);
List<V> values = store.get(key);
return values != null ? values : Collections.<V>emptyList();
}
void put(K key, V val) {