diff options
Diffstat (limited to 'app/src/main/java/se/leap/bitmaskclient/base/models/ProviderObservable.java')
-rw-r--r-- | app/src/main/java/se/leap/bitmaskclient/base/models/ProviderObservable.java | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/app/src/main/java/se/leap/bitmaskclient/base/models/ProviderObservable.java b/app/src/main/java/se/leap/bitmaskclient/base/models/ProviderObservable.java index 3e1e1fcc..6e28ac3e 100644 --- a/app/src/main/java/se/leap/bitmaskclient/base/models/ProviderObservable.java +++ b/app/src/main/java/se/leap/bitmaskclient/base/models/ProviderObservable.java @@ -2,13 +2,17 @@ package se.leap.bitmaskclient.base.models; import androidx.annotation.NonNull; -import java.util.Observable; +import java.beans.PropertyChangeListener; +import java.beans.PropertyChangeSupport; /** * Created by cyberta on 05.12.18. */ -public class ProviderObservable extends Observable { +public class ProviderObservable { private static ProviderObservable instance; + private final PropertyChangeSupport changeSupport; + public static final String PROPERTY_CHANGE = "ProviderObservable"; + private Provider currentProvider; private Provider providerForDns; @@ -19,11 +23,23 @@ public class ProviderObservable extends Observable { return instance; } + private ProviderObservable() { + changeSupport = new PropertyChangeSupport(this); + currentProvider = new Provider(); + } + + public void addObserver(PropertyChangeListener propertyChangeListener) { + changeSupport.addPropertyChangeListener(propertyChangeListener); + } + + public void deleteObserver(PropertyChangeListener propertyChangeListener) { + changeSupport.removePropertyChangeListener(propertyChangeListener); + } + public synchronized void updateProvider(@NonNull Provider provider) { instance.currentProvider = provider; instance.providerForDns = null; - instance.setChanged(); - instance.notifyObservers(); + instance.changeSupport.firePropertyChange(PROPERTY_CHANGE, null, provider); } public Provider getCurrentProvider() { |