Replace Guava Predicates with Java 8 Predicates.

Signed-off-by: Gabriel Harris-Rouquette <[email protected]>

src/main/java/org/spongepowered/api/attribute/Attribute.java

@@ -24,11 +24,12 @@
  */
 package org.spongepowered.api.attribute;
 
-import com.google.common.base.Predicate;
 import org.spongepowered.api.CatalogType;
 import org.spongepowered.api.data.DataHolder;
 import org.spongepowered.api.util.annotation.CatalogedBy;
 
+import java.util.function.Predicate;
+
 /**
  * Represents a type of attribute that can be applied to an
  * {@link DataHolder}.

src/main/java/org/spongepowered/api/attribute/AttributeBuilder.java

@@ -24,10 +24,11 @@
  */
 package org.spongepowered.api.attribute;
 
-import com.google.common.base.Predicate;
 import org.spongepowered.api.data.DataHolder;
 import org.spongepowered.api.text.Text;
 
+import java.util.function.Predicate;
+
 /**
  * A builder for plugins to create custom {@link Attribute}s.
  */

src/main/java/org/spongepowered/api/attribute/AttributeTargets.java

@@ -24,9 +24,10 @@
  */
 package org.spongepowered.api.attribute;
 
-import com.google.common.base.Predicate;
 import org.spongepowered.api.data.DataHolder;
 
+import java.util.function.Predicate;
+
 /**
  * An enumeration of all attribute targets present in vanilla Minecraft.
  */

src/main/java/org/spongepowered/api/block/trait/BlockTrait.java

@@ -25,12 +25,12 @@
 
 package org.spongepowered.api.block.trait;
 
-import com.google.common.base.Predicate;
 import org.spongepowered.api.block.BlockState;
 import org.spongepowered.api.block.BlockType;
 import org.spongepowered.api.block.BlockTypes;
 
 import java.util.Collection;
+import java.util.function.Predicate;
 
 /**
  * Represents a possible trait in a {@link BlockType}s {@link BlockState}.

src/main/java/org/spongepowered/api/block/trait/IntegerTrait.java

@@ -25,7 +25,7 @@
 
 package org.spongepowered.api.block.trait;
 
-import com.google.common.base.Predicate;
+import java.util.function.Predicate;
 
 /**
  * Represents a type of {@link BlockTrait} that accepts {@link Integer} based

src/main/java/org/spongepowered/api/data/value/immutable/ImmutableAttributeMapValue.java

@@ -24,14 +24,14 @@
  */
 package org.spongepowered.api.data.value.immutable;
 
-import com.google.common.base.Predicate;
 import org.spongepowered.api.attribute.Attribute;
 import org.spongepowered.api.attribute.AttributeModifier;
 import org.spongepowered.api.data.value.mutable.AttributeMapValue;
 
 import java.util.List;
 import java.util.Map;
 import java.util.function.Function;
+import java.util.function.Predicate;
 
 /**
  * A customized {@link ImmutableMapValue} specifically handling

src/main/java/org/spongepowered/api/data/value/immutable/ImmutableCollectionValue.java

@@ -24,12 +24,12 @@
  */
 package org.spongepowered.api.data.value.immutable;
 
-import com.google.common.base.Predicate;
 import org.spongepowered.api.data.value.ValueContainer;
 import org.spongepowered.api.data.value.mutable.CollectionValue;
 
 import java.util.Collection;
 import java.util.function.Function;
+import java.util.function.Predicate;
 
 /**
  * A {@link ImmutableValue} type that handles a {@link Collection} of elements

src/main/java/org/spongepowered/api/data/value/immutable/ImmutableMapValue.java

@@ -24,14 +24,14 @@
  */
 package org.spongepowered.api.data.value.immutable;
 
-import com.google.common.base.Predicate;
 import com.google.common.collect.ImmutableCollection;
 import com.google.common.collect.ImmutableSet;
 import org.spongepowered.api.data.value.mutable.MapValue;
 
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.function.Function;
+import java.util.function.Predicate;
 
 /**
  * Represents a specialized type of {@link ImmutableValue} that is different

src/main/java/org/spongepowered/api/data/value/immutable/ImmutablePatternListValue.java

@@ -24,13 +24,13 @@
  */
 package org.spongepowered.api.data.value.immutable;
 
-import com.google.common.base.Predicate;
 import org.spongepowered.api.data.meta.PatternLayer;
 import org.spongepowered.api.data.type.BannerPatternShape;
 import org.spongepowered.api.data.type.DyeColor;
 import org.spongepowered.api.data.value.mutable.PatternListValue;
 
 import java.util.List;
+import java.util.function.Predicate;
 
 public interface ImmutablePatternListValue extends ImmutableListValue<PatternLayer> {
 

src/main/java/org/spongepowered/api/data/value/mutable/AttributeMapValue.java

@@ -24,13 +24,13 @@
  */
 package org.spongepowered.api.data.value.mutable;
 
-import com.google.common.base.Predicate;
 import org.spongepowered.api.attribute.Attribute;
 import org.spongepowered.api.attribute.AttributeModifier;
 import org.spongepowered.api.data.value.immutable.ImmutableAttributeMapValue;
 
 import java.util.List;
 import java.util.Map;
+import java.util.function.Predicate;
 
 /**
  * A customized {@link MapValue} that handles the intricacies of

src/main/java/org/spongepowered/api/data/value/mutable/CollectionValue.java

@@ -24,11 +24,11 @@
  */
 package org.spongepowered.api.data.value.mutable;
 
-import com.google.common.base.Predicate;
 import org.spongepowered.api.data.value.immutable.ImmutableCollectionValue;
 
 import java.util.Collection;
 import java.util.function.Function;
+import java.util.function.Predicate;
 
 /**
  * Represents a {@link Value} that is backed by a {@link Collection} of

src/main/java/org/spongepowered/api/data/value/mutable/MapValue.java

@@ -24,14 +24,14 @@
  */
 package org.spongepowered.api.data.value.mutable;
 
-import com.google.common.base.Predicate;
 import com.google.common.collect.ImmutableCollection;
 import com.google.common.collect.ImmutableSet;
 import org.spongepowered.api.data.value.immutable.ImmutableMapValue;
 
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.function.Function;
+import java.util.function.Predicate;
 
 /**
  * Represents a specialized type of {@link Value} that is different from

src/main/java/org/spongepowered/api/data/value/mutable/PatternListValue.java

@@ -24,14 +24,14 @@
  */
 package org.spongepowered.api.data.value.mutable;
 
-import com.google.common.base.Predicate;
 import org.spongepowered.api.data.meta.PatternLayer;
 import org.spongepowered.api.data.type.BannerPatternShape;
 import org.spongepowered.api.data.type.DyeColor;
 import org.spongepowered.api.data.value.immutable.ImmutablePatternListValue;
 
 import java.util.List;
 import java.util.function.Function;
+import java.util.function.Predicate;
 
 /**
  * Represents a customized {@link ListValue} handling {@link PatternLayer}s.

src/main/java/org/spongepowered/api/event/block/ChangeBlockEvent.java

@@ -24,7 +24,6 @@
  */
 package org.spongepowered.api.event.block;
 
-import com.google.common.base.Predicate;
 import org.spongepowered.api.block.BlockState;
 import org.spongepowered.api.block.BlockTransaction;
 import org.spongepowered.api.event.Cancellable;
@@ -36,6 +35,7 @@
 import org.spongepowered.api.world.World;
 
 import java.util.List;
+import java.util.function.Predicate;
 
 /**
  * Base event for when {@link BlockState}s at {@link Location<World>}s are being

src/main/java/org/spongepowered/api/event/block/HarvestBlockEvent.java

@@ -24,14 +24,14 @@
  */
 package org.spongepowered.api.event.block;
 
-import com.google.common.base.Predicate;
 import org.spongepowered.api.block.BlockState;
 import org.spongepowered.api.event.Cancellable;
 import org.spongepowered.api.event.entity.ChangeEntityExperienceEvent;
 import org.spongepowered.api.item.inventory.ItemStack;
 import org.spongepowered.api.world.Location;
 
 import java.util.Collection;
+import java.util.function.Predicate;
 
 /**
  * Base event for when a target {@link BlockState} at a {@link Location} is 

src/main/java/org/spongepowered/api/event/block/NotifyNeighborBlockEvent.java

@@ -25,7 +25,6 @@
 
 package org.spongepowered.api.event.block;
 
-import com.google.common.base.Predicate;
 import org.spongepowered.api.block.BlockSnapshot;
 import org.spongepowered.api.block.BlockState;
 import org.spongepowered.api.event.Cancellable;
@@ -36,6 +35,7 @@
 import org.spongepowered.api.world.World;
 
 import java.util.Map;
+import java.util.function.Predicate;
 
 /**
  * Called when a block at a {@link Location} triggers an update to one or more

src/main/java/org/spongepowered/api/event/entity/AffectEntityEvent.java

@@ -24,7 +24,6 @@
  */
 package org.spongepowered.api.event.entity;
 
-import com.google.common.base.Predicate;
 import org.spongepowered.api.entity.Entity;
 import org.spongepowered.api.entity.EntitySnapshot;
 import org.spongepowered.api.event.Cancellable;
@@ -38,6 +37,7 @@
 import org.spongepowered.api.world.explosion.Explosion;
 
 import java.util.List;
+import java.util.function.Predicate;
 
 /**
  * An event that affects multiple {@link Entity} instances as a bulk action.

src/main/java/org/spongepowered/api/event/entity/item/AffectItemEvent.java

@@ -24,14 +24,14 @@
  */
 package org.spongepowered.api.event.entity.item;
 
-import com.google.common.base.Predicate;
 import org.spongepowered.api.entity.Entity;
 import org.spongepowered.api.entity.Item;
 import org.spongepowered.api.event.entity.AffectEntityEvent;
 import org.spongepowered.api.world.Location;
 import org.spongepowered.api.world.World;
 
 import java.util.List;
+import java.util.function.Predicate;
 
 public interface AffectItemEvent extends AffectEntityEvent {
 

src/main/java/org/spongepowered/api/event/inventory/AffectItemStackEvent.java

@@ -24,14 +24,14 @@
  */
 package org.spongepowered.api.event.inventory;
 
-import com.google.common.base.Predicate;
 import org.spongepowered.api.event.Cancellable;
 import org.spongepowered.api.event.cause.CauseTracked;
 import org.spongepowered.api.item.inventory.Inventory;
 import org.spongepowered.api.item.inventory.ItemStack;
 import org.spongepowered.api.item.inventory.ItemStackTransaction;
 
 import java.util.List;
+import java.util.function.Predicate;
 
 /**
  * Fired when {@link ItemStack}s are generated into a {@link Inventory}

src/main/java/org/spongepowered/api/event/inventory/DropItemStackEvent.java

@@ -24,7 +24,6 @@
  */
 package org.spongepowered.api.event.inventory;
 
-import com.google.common.base.Predicate;
 import org.spongepowered.api.entity.Item;
 import org.spongepowered.api.event.Cancellable;
 import org.spongepowered.api.event.GameEvent;
@@ -35,6 +34,7 @@
 import org.spongepowered.api.item.inventory.ItemStackTransaction;
 
 import java.util.List;
+import java.util.function.Predicate;
 
 /**
  * Handles when any {@link ItemStack}(s) is/are about to be "dropped" onto

src/main/java/org/spongepowered/api/service/ServiceReference.java

@@ -24,9 +24,8 @@
  */
 package org.spongepowered.api.service;
 
-import com.google.common.base.Predicate;
-
 import java.util.Optional;
+import java.util.function.Predicate;
 
 /**
  * A reference to a service that may or may not be currently registered, but will be updated if a registration does happen.

src/main/java/org/spongepowered/api/service/SimpleServiceManager.java

@@ -26,7 +26,6 @@
 
 import static com.google.common.base.Preconditions.checkNotNull;
 
-import com.google.common.base.Predicate;
 import com.google.common.collect.MapMaker;
 import org.spongepowered.api.plugin.PluginContainer;
 import org.spongepowered.api.plugin.PluginManager;
@@ -38,6 +37,7 @@
 import java.util.concurrent.locks.Condition;
 import java.util.concurrent.locks.Lock;
 import java.util.concurrent.locks.ReentrantLock;
+import java.util.function.Predicate;
 
 import javax.annotation.Nullable;
 import javax.inject.Inject;
@@ -175,7 +175,7 @@ public void executeWhenPresent(Predicate<T> run) {
             if (!this.service.isPresent()) {
                 this.actionsOnPresent.add(run);
             } else {
-                run.apply(this.service.get());
+                run.test(this.service.get());
             }
         }
 
@@ -188,7 +188,7 @@ public void registered(T service) {
                 this.waitLock.unlock();
             }
             for (Predicate<T> func : this.actionsOnPresent) {
-                func.apply(service);
+                func.test(service);
             }
             this.actionsOnPresent.clear();