Fix a class cast exception with array wrappers

(Kinda surprised there isn't an issue to link here)

Author: dmulloy2

src/main/java/com/comphenix/protocol/wrappers/BukkitConverters.java

@@ -485,31 +485,31 @@ public Class<Iterable<? extends T>> getSpecificType() {
 	 * @return Wrapped game profile converter.
 	 */
 	public static EquivalentConverter<WrappedGameProfile> getWrappedGameProfileConverter() {
-		return ignoreNull(handle(WrappedGameProfile::getHandle, WrappedGameProfile::fromHandle));
+		return ignoreNull(handle(WrappedGameProfile::getHandle, WrappedGameProfile::fromHandle, WrappedGameProfile.class));
 	}
 
 	/**
 	 * Retrieve a converter for wrapped chat components.
 	 * @return Wrapped chat component.
 	 */
 	public static EquivalentConverter<WrappedChatComponent> getWrappedChatComponentConverter() {
-		return ignoreNull(handle(WrappedChatComponent::getHandle, WrappedChatComponent::fromHandle));
+		return ignoreNull(handle(WrappedChatComponent::getHandle, WrappedChatComponent::fromHandle, WrappedChatComponent.class));
 	}
 
 	/**
 	 * Retrieve a converter for wrapped block data.
 	 * @return Wrapped block data.
 	 */
 	public static EquivalentConverter<WrappedBlockData> getWrappedBlockDataConverter() {
-		return ignoreNull(handle(WrappedBlockData::getHandle, WrappedBlockData::fromHandle));
+		return ignoreNull(handle(WrappedBlockData::getHandle, WrappedBlockData::fromHandle, WrappedBlockData.class));
 	}
 
 	/**
 	 * Retrieve a converter for wrapped attribute snapshots.
 	 * @return Wrapped attribute snapshot converter.
 	 */
 	public static EquivalentConverter<WrappedAttribute> getWrappedAttributeConverter() {
-		return ignoreNull(handle(WrappedAttribute::getHandle, WrappedAttribute::fromHandle));
+		return ignoreNull(handle(WrappedAttribute::getHandle, WrappedAttribute::fromHandle, WrappedAttribute.class));
 	}
 
 	/**
@@ -768,15 +768,15 @@ public Class<ItemStack> getSpecificType() {
 	 * @return Server ping converter.
 	 */
 	public static EquivalentConverter<WrappedServerPing> getWrappedServerPingConverter() {
-		return ignoreNull(handle(WrappedServerPing::getHandle, WrappedServerPing::fromHandle));
+		return ignoreNull(handle(WrappedServerPing::getHandle, WrappedServerPing::fromHandle, WrappedServerPing.class));
 	}
 
 	/**
 	 * Retrieve the converter for a statistic.
 	 * @return Statistic converter.
 	 */
 	public static EquivalentConverter<WrappedStatistic> getWrappedStatisticConverter() {
-		return ignoreNull(handle(WrappedStatistic::getHandle, WrappedStatistic::fromHandle));
+		return ignoreNull(handle(WrappedStatistic::getHandle, WrappedStatistic::fromHandle, WrappedStatistic.class));
 	}
 
 	private static MethodAccessor BLOCK_FROM_MATERIAL;
@@ -1016,7 +1016,7 @@ public Sound getSpecific(Object generic) {
 	}
 
 	public static EquivalentConverter<WrappedParticle> getParticleConverter() {
-		return ignoreNull(handle(WrappedParticle::getHandle, WrappedParticle::fromHandle));
+		return ignoreNull(handle(WrappedParticle::getHandle, WrappedParticle::fromHandle, WrappedParticle.class));
 	}
 
 	public static EquivalentConverter<Advancement> getAdvancementConverter() {

src/main/java/com/comphenix/protocol/wrappers/Converters.java

@@ -88,7 +88,7 @@ public Class<T> getSpecificType() {
 	 * @return A handle converter
 	 */
 	public static <T> EquivalentConverter<T> handle(final Function<T, Object> toHandle,
-	                                                final Function<Object, T> fromHandle) {
+			final Function<Object, T> fromHandle, final Class<T> specificType) {
 		return new EquivalentConverter<T>() {
 			@Override
 			public T getSpecific(Object generic) {
@@ -102,7 +102,7 @@ public Object getGeneric(T specific) {
 
 			@Override
 			public Class<T> getSpecificType() {
-				return null;
+				return specificType;
 			}
 		};
 	}
@@ -121,7 +121,8 @@ public static <T> EquivalentConverter<T[]> array(final Class<?> nmsClass, final
 			@Override
 			public T[] getSpecific(Object generic) {
 				Object[] array = (Object[]) generic;
-				T[] result = (T[]) new Object[array.length];
+				Class<T[]> clazz = getSpecificType();
+				T[] result = clazz.cast(Array.newInstance(clazz.getComponentType(), array.length));
 
 				// Unwrap every item
 				for (int i = 0; i < result.length; i++) {