WG NPE fix (Spigot)

 src/main/java/com/sk89q/worldguard/blacklist/Blacklist.java      | 5 +++--
 src/main/java/com/sk89q/worldguard/blacklist/BlacklistEntry.java | 5 +++--
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/main/java/com/sk89q/worldguard/blacklist/Blacklist.java b/src/main/java/com/sk89q/worldguard/blacklist/Blacklist.java
index 5c1138e..dda1788 100644
--- a/src/main/java/com/sk89q/worldguard/blacklist/Blacklist.java
+++ b/src/main/java/com/sk89q/worldguard/blacklist/Blacklist.java
@@ -20,6 +20,7 @@
 package com.sk89q.worldguard.blacklist;

 import com.google.common.cache.Cache;
+import com.google.common.cache.LoadingCache;
 import com.google.common.cache.CacheBuilder;
 import com.google.common.cache.CacheLoader;
 import com.sk89q.worldguard.blacklist.action.Action;
@@ -49,7 +50,7 @@
     private final BlacklistLoggerHandler blacklistLogger = new BlacklistLoggerHandler();
     private BlacklistEvent lastEvent;
     private boolean useAsWhitelist;
-    private Cache<String, TrackedEvent> repeatingEventCache = CacheBuilder.newBuilder()
+    private LoadingCache<String, TrackedEvent> repeatingEventCache = CacheBuilder.newBuilder()
             .maximumSize(1000)
             .expireAfterAccess(30, TimeUnit.SECONDS)
             .build(new CacheLoader<String, TrackedEvent>() {
@@ -284,7 +285,7 @@ public void notify(BlacklistEvent event, String comment) {
      */
     public abstract void broadcastNotification(String msg);

-    public Cache<String, TrackedEvent> getRepeatingEventCache() {
+    public LoadingCache<String, TrackedEvent> getRepeatingEventCache() {
         return repeatingEventCache;
     }

diff --git a/src/main/java/com/sk89q/worldguard/blacklist/BlacklistEntry.java b/src/main/java/com/sk89q/worldguard/blacklist/BlacklistEntry.java
index ab2ebbd..c515401 100644
--- a/src/main/java/com/sk89q/worldguard/blacklist/BlacklistEntry.java
+++ b/src/main/java/com/sk89q/worldguard/blacklist/BlacklistEntry.java
@@ -20,6 +20,7 @@
 package com.sk89q.worldguard.blacklist;

 import com.google.common.cache.Cache;
+import com.google.common.cache.LoadingCache;
 import com.sk89q.worldguard.LocalPlayer;
 import com.sk89q.worldguard.blacklist.action.Action;
 import com.sk89q.worldguard.blacklist.action.ActionResult;
@@ -178,10 +179,10 @@ public boolean check(boolean useAsWhitelist, BlacklistEvent event, boolean force

         boolean repeating = false;
         String eventCacheKey = event.getCauseName();
-        Cache<String, TrackedEvent> repeatingEventCache = blacklist.getRepeatingEventCache();
+        LoadingCache<String, TrackedEvent> repeatingEventCache = blacklist.getRepeatingEventCache();

         // Check to see whether this event is being repeated
-        TrackedEvent tracked = repeatingEventCache.getIfPresent(eventCacheKey);
+        TrackedEvent tracked = repeatingEventCache.getUnchecked(eventCacheKey);
         if (tracked.matches(event)) {
             repeating = true;
         } else {