Wrap the travel agent in an adapter.

src/main/java/com/onarandombox/MultiverseCore/listeners/MVPlayerListener.java

@@ -7,6 +7,10 @@
 
 package com.onarandombox.MultiverseCore.listeners;
 
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.logging.Level;
+
 import com.dumptruckman.minecraft.util.Logging;
 import com.onarandombox.MultiverseCore.MultiverseCore;
 import com.onarandombox.MultiverseCore.api.MVWorldManager;
@@ -29,10 +33,6 @@ import org.bukkit.event.player.PlayerQuitEvent;
 import org.bukkit.event.player.PlayerRespawnEvent;
 import org.bukkit.event.player.PlayerTeleportEvent;
 
-import java.util.Map;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.logging.Level;
-
 /**
  * Multiverse's {@link Listener} for players.
  */
@@ -304,8 +304,16 @@ public class MVPlayerListener implements Listener {
                     + "' was allowed to go to '" + event.getTo().getWorld().getName()
                     + "' because enforceaccess is off.");
         }
-        if (!plugin.getMVConfig().isUsingDefaultPortalSearch() && event.getPortalTravelAgent() != null) {
+        if (!plugin.getMVConfig().isUsingDefaultPortalSearch()) {
-            event.getPortalTravelAgent().setSearchRadius(plugin.getMVConfig().getPortalSearchRadius());
+            try {
+                Class.forName("org.bukkit.TravelAgent");
+                if (event.getPortalTravelAgent() != null) {
+                    event.getPortalTravelAgent().setSearchRadius(plugin.getMVConfig().getPortalSearchRadius());
+                }
+            } catch (ClassNotFoundException ignore) {
+                plugin.log(Level.WARNING, "TravelAgent not available for PlayerPortalEvent for " + event.getPlayer().getName());
+            }
+
         }
     }
 

src/main/java/com/onarandombox/MultiverseCore/utils/BukkitTravelAgent.java

@@ -0,0 +1,110 @@
+package com.onarandombox.MultiverseCore.utils;
+
+import java.util.logging.Level;
+
+import com.onarandombox.MultiverseCore.api.SafeTTeleporter;
+import com.onarandombox.MultiverseCore.destination.CannonDestination;
+import org.bukkit.Location;
+import org.bukkit.TravelAgent;
+import org.bukkit.event.player.PlayerPortalEvent;
+
+public class BukkitTravelAgent implements TravelAgent {
+    private final MVTravelAgent agent;
+
+    public BukkitTravelAgent(MVTravelAgent agent) {
+        this.agent = agent;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public BukkitTravelAgent setSearchRadius(int radius) {
+        return this;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public int getSearchRadius() {
+        return 0;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public BukkitTravelAgent setCreationRadius(int radius) {
+        return this;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public int getCreationRadius() {
+        return 0;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public boolean getCanCreatePortal() {
+        return false;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void setCanCreatePortal(boolean create) {
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public Location findOrCreate(Location location) {
+        return this.getSafeLocation();
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public Location findPortal(Location location) {
+        return this.getSafeLocation();
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public boolean createPortal(Location location) {
+        return false;
+    }
+
+    private Location getSafeLocation() {
+        // At this time, these can never use the velocity.
+        if (agent.destination instanceof CannonDestination) {
+            agent.core.log(Level.FINE, "Using Stock TP method. This cannon will have 0 velocity");
+        }
+        SafeTTeleporter teleporter = agent.core.getSafeTTeleporter();
+        Location newLoc = agent.destination.getLocation(agent.player);
+        if (agent.destination.useSafeTeleporter()) {
+            newLoc = teleporter.getSafeLocation(agent.player, agent.destination);
+        }
+        if (newLoc == null) {
+            return agent.player.getLocation();
+        }
+        return newLoc;
+
+    }
+
+    public void setPortalEventTravelAgent(PlayerPortalEvent event) {
+        event.setPortalTravelAgent(this);
+        event.useTravelAgent(true);
+    }
+}

src/main/java/com/onarandombox/MultiverseCore/utils/MVTravelAgent.java

@@ -9,114 +9,19 @@ package com.onarandombox.MultiverseCore.utils;
 
 import com.onarandombox.MultiverseCore.MultiverseCore;
 import com.onarandombox.MultiverseCore.api.MVDestination;
-import com.onarandombox.MultiverseCore.api.SafeTTeleporter;
-import com.onarandombox.MultiverseCore.destination.CannonDestination;
-import org.bukkit.Location;
-import org.bukkit.TravelAgent;
 import org.bukkit.entity.Player;
 
-import java.util.logging.Level;
-
 /**
- * The Multiverse-{@link TravelAgent}.
+ * The Multiverse TravelAgent.
  */
-public class MVTravelAgent implements TravelAgent {
+public class MVTravelAgent {
-    private MVDestination destination;
+    protected MVDestination destination;
-    private MultiverseCore core;
+    protected MultiverseCore core;
-    private Player player;
+    protected Player player;
 
     public MVTravelAgent(MultiverseCore multiverseCore, MVDestination d, Player p) {
         this.destination = d;
         this.core = multiverseCore;
         this.player = p;
     }
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public TravelAgent setSearchRadius(int radius) {
-        return this;
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public int getSearchRadius() {
-        return 0;
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public TravelAgent setCreationRadius(int radius) {
-        return this;
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public int getCreationRadius() {
-        return 0;
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public boolean getCanCreatePortal() {
-        return false;
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public void setCanCreatePortal(boolean create) {
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public Location findOrCreate(Location location) {
-        return this.getSafeLocation();
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public Location findPortal(Location location) {
-        return this.getSafeLocation();
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public boolean createPortal(Location location) {
-        return false;
-    }
-
-    private Location getSafeLocation() {
-        // At this time, these can never use the velocity.
-        if (this.destination instanceof CannonDestination) {
-            this.core.log(Level.FINE, "Using Stock TP method. This cannon will have 0 velocity");
-        }
-        SafeTTeleporter teleporter = this.core.getSafeTTeleporter();
-        Location newLoc = this.destination.getLocation(this.player);
-        if (this.destination.useSafeTeleporter()) {
-            newLoc = teleporter.getSafeLocation(this.player, this.destination);
-        }
-        if (newLoc == null) {
-            return this.player.getLocation();
-        }
-        return newLoc;
-
-    }
-
 }