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Refactor TrackableObjects to support copy forward changed properties without completely overwriting references

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This commit is contained in:
drdev
2015-06-27 22:41:04 +00:00
parent 61f5424b2e
commit e03156cd0c
8 changed files with 102 additions and 50 deletions
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4
forge-game/src/main/java/forge/game/GameView.java
View File

@@ -37,7 +37,7 @@ public class GameView extends TrackableObject {
set(TrackableProperty.WinningTeam, -1);
GameRules rules = game.getRules();
set(TrackableProperty.Commander, rules.hasCommander());
set(TrackableProperty.IsCommander, rules.hasCommander());
set(TrackableProperty.GameType, rules.getGameType());
set(TrackableProperty.PoisonCountersToLose, rules.getPoisonCountersToLose());
set(TrackableProperty.NumGamesInMatch, rules.getGamesPerMatch());
@@ -56,7 +56,7 @@ public class GameView extends TrackableObject {
return get(TrackableProperty.Title);
}
public boolean isCommander() {
return get(TrackableProperty.Commander);
return get(TrackableProperty.IsCommander);
}
public GameType getGameType() {
return get(TrackableProperty.GameType);

12
forge-game/src/main/java/forge/trackable/TrackableCollection.java
View File

@@ -18,16 +18,4 @@ public class TrackableCollection<T extends TrackableObject> extends FCollection<
public TrackableCollection(Iterable<T> i) {
super(i);
}
@Override
public boolean add(T item) {
//TODO: Track change
return super.add(item);
}
@Override
public boolean remove(Object item) {
//TODO: Track change
return super.remove(item);
}
}

23
forge-game/src/main/java/forge/trackable/TrackableObject.java
View File

@@ -64,26 +64,11 @@ public abstract class TrackableObject implements IIdentifiable, Serializable {
}
/**
* Copy to this Trackable object the first object of the provided iterator
* whose id matches.
*
* @see TrackableObject#copy(TrackableObject)
* Copy all change properties of another Trackable object to this object.
*/
public final void copy(final Iterable<? extends TrackableObject> others) {
for (final TrackableObject other : others) {
if (this.equals(other)) {
copy(other);
break;
}
}
}
/**
* Copy all properties of another Trackable object to this object.
*/
public final void copy(final TrackableObject other) {
for (final TrackableProperty prop : other.props.keySet()) {
set(prop, other.get(prop));
public final void copyChangedProps(final TrackableObject from) {
for (final TrackableProperty prop : from.changedProps) {
prop.copyChangedProps(from, this);
}
}

4
forge-game/src/main/java/forge/trackable/TrackableProperty.java
View File

@@ -166,6 +166,10 @@ public enum TrackableProperty {
return respectFreeze;
}
public void copyChangedProps(TrackableObject from, TrackableObject to) {
type.copyChangedProps(from, to, this);
}
@SuppressWarnings("unchecked")
public <T> T getDefaultValue() {
return ((TrackableType<T>)type).getDefaultValue();

77
forge-game/src/main/java/forge/trackable/TrackableTypes.java
View File

@@ -24,11 +24,72 @@ public class TrackableTypes {
private TrackableType() {
}
protected void copyChangedProps(TrackableObject from, TrackableObject to, TrackableProperty prop) {
to.set(prop, from.get(prop));
}
protected abstract T getDefaultValue();
protected abstract T deserialize(TrackableDeserializer td, T oldValue);
protected abstract void serialize(TrackableSerializer ts, T value);
}
public static abstract class TrackableObjectType<T extends TrackableObject> extends TrackableType<T> {
private final HashMap<Integer, T> objLookup = new HashMap<Integer, T>();
private TrackableObjectType() {
}
public void clearLookupDictionary() {
objLookup.clear();
}
@Override
protected void copyChangedProps(TrackableObject from, TrackableObject to, TrackableProperty prop) {
T newObj = from.get(prop);
if (newObj != null) {
T existingObj = objLookup.get(newObj.getId());
if (existingObj != null) { //if object exists already, update its changed properties
existingObj.copyChangedProps(newObj);
newObj = existingObj;
}
else { //if object is new, cache in object lookup
objLookup.put(newObj.getId(), newObj);
}
}
to.set(prop, newObj);
}
}
private static abstract class TrackableCollectionType<T extends TrackableObject> extends TrackableType<TrackableCollection<T>> {
private final TrackableObjectType<T> itemType;
private TrackableCollectionType(TrackableObjectType<T> itemType0) {
itemType = itemType0;
}
@Override
protected void copyChangedProps(TrackableObject from, TrackableObject to, TrackableProperty prop) {
TrackableCollection<T> newCollection = from.get(prop);
if (newCollection != null) {
//swap in objects in old collection for objects in new collection
for (int i = 0; i < newCollection.size(); i++) {
T newObj = newCollection.get(i);
if (newObj != null) {
T existingObj = itemType.objLookup.get(newObj.getId());
if (existingObj != null) { //if object exists already, update its changed properties
existingObj.copyChangedProps(newObj);
newCollection.remove(i);
newCollection.add(i, existingObj);
}
else { //if object is new, cache in object lookup
itemType.objLookup.put(newObj.getId(), newObj);
}
}
}
}
to.set(prop, newCollection);
}
}
public static final TrackableType<Boolean> BooleanType = new TrackableType<Boolean>() {
@Override
public Boolean getDefaultValue() {
@@ -111,7 +172,7 @@ public class TrackableTypes {
return type;
}
public static final TrackableType<CardView> CardViewType = new TrackableType<CardView>() {
public static final TrackableObjectType<CardView> CardViewType = new TrackableObjectType<CardView>() {
@Override
protected CardView getDefaultValue() {
return null;
@@ -131,7 +192,7 @@ public class TrackableTypes {
ts.write(value == null ? -1 : value.getId()); //just write ID for lookup via index when deserializing
}
};
public static final TrackableType<TrackableCollection<CardView>> CardViewCollectionType = new TrackableType<TrackableCollection<CardView>>() {
public static final TrackableCollectionType<CardView> CardViewCollectionType = new TrackableCollectionType<CardView>(CardViewType) {
@Override
protected TrackableCollection<CardView> getDefaultValue() {
return null;
@@ -147,7 +208,7 @@ public class TrackableTypes {
ts.write(value);
}
};
public static final TrackableType<CardStateView> CardStateViewType = new TrackableType<CardStateView>() {
public static final TrackableObjectType<CardStateView> CardStateViewType = new TrackableObjectType<CardStateView>() {
@Override
protected CardStateView getDefaultValue() {
return null;
@@ -191,7 +252,7 @@ public class TrackableTypes {
}
}
};
public static final TrackableType<PlayerView> PlayerViewType = new TrackableType<PlayerView>() {
public static final TrackableObjectType<PlayerView> PlayerViewType = new TrackableObjectType<PlayerView>() {
@Override
protected PlayerView getDefaultValue() {
return null;
@@ -211,7 +272,7 @@ public class TrackableTypes {
ts.write(value == null ? -1 : value.getId()); //just write ID for lookup via index when deserializing
}
};
public static final TrackableType<TrackableCollection<PlayerView>> PlayerViewCollectionType = new TrackableType<TrackableCollection<PlayerView>>() {
public static final TrackableCollectionType<PlayerView> PlayerViewCollectionType = new TrackableCollectionType<PlayerView>(PlayerViewType) {
@Override
protected TrackableCollection<PlayerView> getDefaultValue() {
return null;
@@ -227,7 +288,7 @@ public class TrackableTypes {
ts.write(value);
}
};
public static final TrackableType<GameEntityView> GameEntityViewType = new TrackableType<GameEntityView>() {
public static final TrackableObjectType<GameEntityView> GameEntityViewType = new TrackableObjectType<GameEntityView>() {
@Override
protected GameEntityView getDefaultValue() {
return null;
@@ -262,7 +323,7 @@ public class TrackableTypes {
}
}
};
public static final TrackableType<StackItemView> StackItemViewType = new TrackableType<StackItemView>() {
public static final TrackableObjectType<StackItemView> StackItemViewType = new TrackableObjectType<StackItemView>() {
@Override
protected StackItemView getDefaultValue() {
return null;
@@ -284,7 +345,7 @@ public class TrackableTypes {
}
}
};
public static final TrackableType<TrackableCollection<StackItemView>> StackItemViewListType = new TrackableType<TrackableCollection<StackItemView>>() {
public static final TrackableCollectionType<StackItemView> StackItemViewListType = new TrackableCollectionType<StackItemView>(StackItemViewType) {
@Override
protected TrackableCollection<StackItemView> getDefaultValue() {
return new TrackableCollection<StackItemView>();