Tweaked some stuff with adding XP, added an ExperienceAPI class.

src/main/java/com/gmail/nossr50/skills/Acrobatics.java

@@ -58,7 +58,7 @@ public class Acrobatics {
 
             /* Check for death */
             if (health - damage >= 1) {
-                PP.addXP(SkillType.ACROBATICS, damage * ROLL_XP_MODIFIER, player);
+                PP.addXP(SkillType.ACROBATICS, damage * ROLL_XP_MODIFIER);
                 Skills.XpCheckSkill(SkillType.ACROBATICS, player);
 
                 event.setDamage(newDamage);
@@ -76,7 +76,7 @@ public class Acrobatics {
             }
         }
         else if (health - damage >= 1) {
-            PP.addXP(SkillType.ACROBATICS, event.getDamage() * FALL_XP_MODIFIER, player);
+            PP.addXP(SkillType.ACROBATICS, event.getDamage() * FALL_XP_MODIFIER);
             Skills.XpCheckSkill(SkillType.ACROBATICS, player);
         }
     }
@@ -111,7 +111,7 @@ public class Acrobatics {
                 defender.sendMessage(mcLocale.getString("Acrobatics.Dodge"));
 
                 if (System.currentTimeMillis() >= (5000 + PPd.getRespawnATS()) && defender.getHealth() >= 1) {
-                    PPd.addXP(SkillType.ACROBATICS, damage * DODGE_MODIFIER, defender);
+                    PPd.addXP(SkillType.ACROBATICS, damage * DODGE_MODIFIER);
                     Skills.XpCheckSkill(SkillType.ACROBATICS, defender);
                 }
 

src/main/java/com/gmail/nossr50/skills/BlastMining.java

@@ -257,7 +257,7 @@ public class BlastMining {
         Block block = player.getTargetBlock(transparent, BLOCKS_AWAY);
 
         if (block.getType().equals(Material.TNT) && m.blockBreakSimulate(block, player, true) && PP.getSkillLevel(SkillType.MINING) >= 125) {
-            final int MAX_DISTANCE_AWAY = 10;
+            final double MAX_DISTANCE_AWAY = 10.0;
             AbilityType ability = AbilityType.BLAST_MINING;
 
             /* Check Cooldown */

src/main/java/com/gmail/nossr50/skills/Excavation.java

@@ -120,7 +120,7 @@ public class Excavation {
         }
 
         //Handle XP related tasks
-        PP.addXP(SkillType.EXCAVATION, xp, player);
+        PP.addXP(SkillType.EXCAVATION, xp);
         Skills.XpCheckSkill(SkillType.EXCAVATION, player);
     }
 

src/main/java/com/gmail/nossr50/skills/Fishing.java

@@ -101,7 +101,7 @@ public class Fishing {
             FishingTreasure treasure = rewards.get(random.nextInt(rewards.size()));
 
             if (random.nextInt(100) <= treasure.getDropChance()) {
-                Users.getProfile(player).addXP(SkillType.FISHING, treasure.getXp(), player);
+                Users.getProfile(player).addXP(SkillType.FISHING, treasure.getXp());
                 theCatch.setItemStack(treasure.getDrop());
             }
         }
@@ -116,7 +116,7 @@ public class Fishing {
         }
 
         m.mcDropItem(player.getLocation(), new ItemStack(Material.RAW_FISH)); //Always drop a fish
-        PP.addXP(SkillType.FISHING, LoadProperties.mfishing, player);
+        PP.addXP(SkillType.FISHING, LoadProperties.mfishing);
         Skills.XpCheckSkill(SkillType.FISHING, player);
     }
 

src/main/java/com/gmail/nossr50/skills/Herbalism.java

@@ -251,7 +251,7 @@ public class Herbalism {
                 }
             }
 
-            PP.addXP(SkillType.HERBALISM, xp, player);
+            PP.addXP(SkillType.HERBALISM, xp);
             Skills.XpCheckSkill(SkillType.HERBALISM, player);
         }
     }

src/main/java/com/gmail/nossr50/skills/Mining.java

@@ -145,7 +145,7 @@ public class Mining {
             break;
         }
 
-        PP.addXP(SkillType.MINING, xp, player);
+        PP.addXP(SkillType.MINING, xp);
         Skills.XpCheckSkill(SkillType.MINING, player);
     }
 

src/main/java/com/gmail/nossr50/skills/Repair.java

@@ -138,7 +138,7 @@ public class Repair {
             dif = (short) (dif / 2);
         }
 
-        PP.addXP(SkillType.REPAIR, dif * 10, player);
+        PP.addXP(SkillType.REPAIR, dif * 10);
         Skills.XpCheckSkill(SkillType.REPAIR, player);
 
         //CLANG CLANG

src/main/java/com/gmail/nossr50/skills/Skills.java

@@ -26,7 +26,7 @@ import com.gmail.nossr50.locale.mcLocale;
 public class Skills {
 
     private final static int TIME_CONVERSION_FACTOR = 1000;
-    private final static int MAX_DISTANCE_AWAY = 10;
+    private final static double MAX_DISTANCE_AWAY = 10.0;
 
     /**
      * Checks to see if the cooldown for an item or ability is expired.

src/main/java/com/gmail/nossr50/skills/WoodCutting.java

@@ -156,7 +156,7 @@ public class WoodCutting {
             }
         }
 
-        PP.addXP(SkillType.WOODCUTTING, xp, player); //Tree Feller gives nerf'd XP
+        PP.addXP(SkillType.WOODCUTTING, xp); //Tree Feller gives nerf'd XP
         Skills.XpCheckSkill(SkillType.WOODCUTTING, player);
     }
 
@@ -297,7 +297,7 @@ public class WoodCutting {
         }
 
         WoodCutting.woodCuttingProcCheck(player, block);
-        PP.addXP(SkillType.WOODCUTTING, xp, player);
+        PP.addXP(SkillType.WOODCUTTING, xp);
         Skills.XpCheckSkill(SkillType.WOODCUTTING, player);
     }