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Remove Chronic in favor for guava caches

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This commit is contained in:
Matthew Messinger 2019-06-24 20:08:51 -04:00
parent 48d4a24fbd
commit 41580d058b
7 changed files with 23 additions and 76 deletions
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3
src/main/java/com/minelittlepony/client/pony/Pony.java
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@ -11,7 +11,6 @@ import com.minelittlepony.pony.IPony;
import com.minelittlepony.pony.IPonyData;
import com.minelittlepony.pony.meta.Race;
import com.minelittlepony.pony.meta.Size;
import com.minelittlepony.util.chron.Touchable;
import net.minecraft.block.Material;
import net.minecraft.client.MinecraftClient;
@ -40,7 +39,7 @@ import javax.annotation.Nullable;
import javax.annotation.concurrent.Immutable;
@Immutable
public class Pony extends Touchable<Pony> implements IPony {
public class Pony implements IPony {
private static final AtomicInteger ponyCount = new AtomicInteger();

19
src/main/java/com/minelittlepony/client/pony/PonyManager.java
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@ -1,5 +1,8 @@
package com.minelittlepony.client.pony;
import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;
import com.google.common.collect.Lists;
import com.google.gson.Gson;
import com.google.gson.JsonParseException;
@ -10,7 +13,6 @@ import com.minelittlepony.pony.IPony;
import com.minelittlepony.pony.IPonyManager;
import com.minelittlepony.settings.PonyConfig;
import com.minelittlepony.settings.PonyLevel;
import com.minelittlepony.util.chron.ChronicCache;
import com.minelittlepony.util.math.MathUtil;
import javax.annotation.Nullable;
@ -36,6 +38,7 @@ import java.util.Queue;
import java.util.UUID;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.Executor;
import java.util.concurrent.TimeUnit;
/**
* The PonyManager is responsible for reading and recoding all the pony data associated with an entity of skin.
@ -52,7 +55,9 @@ public class PonyManager implements IPonyManager, ResourceReloadListener, ISkinC
private final PonyConfig config;
private final ChronicCache<Identifier, Pony> poniesCache = new ChronicCache<>();
private final LoadingCache<Identifier, Pony> poniesCache = CacheBuilder.newBuilder()
.expireAfterAccess(30, TimeUnit.SECONDS)
.build(CacheLoader.from(Pony::new));
public PonyManager(PonyConfig config) {
this.config = config;
@ -60,7 +65,7 @@ public class PonyManager implements IPonyManager, ResourceReloadListener, ISkinC
@Override
public IPony getPony(Identifier resource) {
return poniesCache.retrieve(resource, Pony::new);
return poniesCache.getUnchecked(resource);
}
@Override
@ -135,8 +140,8 @@ public class PonyManager implements IPonyManager, ResourceReloadListener, ISkinC
}
@Override
public IPony removePony(Identifier resource) {
return poniesCache.remove(resource);
public void removePony(Identifier resource) {
poniesCache.invalidate(resource);
}
@Override
@ -155,7 +160,7 @@ public class PonyManager implements IPonyManager, ResourceReloadListener, ISkinC
}
public void reloadAll(ResourceManager resourceManager) {
poniesCache.clear();
poniesCache.invalidateAll();
backgroundPonyList.clear();
List<Identifier> collectedPaths = new LinkedList<>();
@ -252,7 +257,7 @@ public class PonyManager implements IPonyManager, ResourceReloadListener, ISkinC
@Override
public boolean onSkinCacheCleared() {
MineLittlePony.logger.info("Flushed {} cached ponies.", poniesCache.size());
poniesCache.clear();
poniesCache.invalidateAll();
return true;
}
}

2
src/main/java/com/minelittlepony/pony/IPonyManager.java
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@ -62,7 +62,7 @@ public interface IPonyManager {
/**
* De-registers a pony from the cache.
*/
IPony removePony(Identifier resource);
void removePony(Identifier resource);
public static Identifier getDefaultSkin(UUID uuid) {
return isSlimSkin(uuid) ? ALEX : STEVE;

22
src/main/java/com/minelittlepony/util/animation/BasicEasingInterpolator.java
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@ -1,29 +1,25 @@
package com.minelittlepony.util.animation;
import com.minelittlepony.util.chron.ChronicCache;
import com.minelittlepony.util.chron.Touchable;
import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;
import java.util.concurrent.TimeUnit;
public class BasicEasingInterpolator extends Touchable<BasicEasingInterpolator> implements IInterpolator {
public class BasicEasingInterpolator implements IInterpolator {
private static ChronicCache<UUID, BasicEasingInterpolator> instanceCache = new ChronicCache<>();
private static LoadingCache<UUID, BasicEasingInterpolator> instanceCache = CacheBuilder.newBuilder()
.expireAfterAccess(30, TimeUnit.SECONDS)
.build(CacheLoader.from(BasicEasingInterpolator::new));
/**
* Gets or creates a new basic, linear interpolator for the provided id.
*/
public static IInterpolator getInstance(UUID id) {
return instanceCache.retrieve(id, BasicEasingInterpolator::new);
}
public BasicEasingInterpolator() {
}
private BasicEasingInterpolator(UUID id) {
return instanceCache.getUnchecked(id);
}
private final Map<String, Float> properties = new HashMap<String, Float>();

20
src/main/java/com/minelittlepony/util/chron/ChronicCache.java
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@ -1,20 +0,0 @@
package com.minelittlepony.util.chron;
import java.util.HashMap;
import java.util.function.Function;
/**
* Special version of a map that culls its own values.
*/
public class ChronicCache<K, V extends Touchable<V>> extends HashMap<K, V> {
private static final long serialVersionUID = 6454924015818181978L;
public V retrieve(K key, Function<? super K, ? extends V> mappingFunction) {
V result = computeIfAbsent(key, mappingFunction).touch();
entrySet().removeIf(entry -> entry.getValue().hasExpired());
return result;
}
}

29
src/main/java/com/minelittlepony/util/chron/Touchable.java
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@ -1,29 +0,0 @@
package com.minelittlepony.util.chron;
/**
* DON'T TOUCH ME I'M SCAREED
*
* Basic touchable object that expires if not gently caressed for all of 30 seconds.
*/
public abstract class Touchable<T extends Touchable<T>> {
private long expirationPeriod;
/**
* Returns whether this object is dead (expired).
* Expired Touchables are flushed from the ChronicCache on next access.
*/
public boolean hasExpired() {
return expirationPeriod <= System.currentTimeMillis();
}
/**
* Touches this object.
* Internally just updates the expiration date.
*/
@SuppressWarnings("unchecked")
public T touch() {
expirationPeriod = System.currentTimeMillis() + 30000;
return (T)this;
}
}

4
src/main/java/com/minelittlepony/util/chron/package-info.java
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@ -1,4 +0,0 @@
@ParametersAreNonnullByDefault
package com.minelittlepony.util.chron;
import javax.annotation.ParametersAreNonnullByDefault;