Added PlayerFish event.

src/main/java/net/minecraft/server/EntityFish.java

@@ -6,6 +6,7 @@ import java.util.List;
 import org.bukkit.entity.Projectile;
 import org.bukkit.event.entity.EntityDamageByProjectileEvent;
 import org.bukkit.event.entity.EntityDamageEvent;
+import org.bukkit.event.player.PlayerFishEvent;
 // CraftBukkit end
 
 public class EntityFish extends Entity {
@@ -336,6 +337,16 @@ public class EntityFish extends Entity {
         byte b0 = 0;
 
         if (this.c != null) {
+            // CraftBukkit start
+            PlayerFishEvent playerFishEvent = new PlayerFishEvent((org.bukkit.entity.Player) this.owner.getBukkitEntity(), this.c.getBukkitEntity(), PlayerFishEvent.State.CAUGHT_ENTITY);
+            this.world.getServer().getPluginManager().callEvent(playerFishEvent);
+
+            if (playerFishEvent.isCancelled()) {
+                this.die();
+                this.owner.hookedFish = null;
+                return 0;
+            }
+            // CraftBukkit end
             double d0 = this.owner.locX - this.locX;
             double d1 = this.owner.locY - this.locY;
             double d2 = this.owner.locZ - this.locZ;
@@ -348,6 +359,16 @@ public class EntityFish extends Entity {
             b0 = 3;
         } else if (this.k > 0) {
             EntityItem entityitem = new EntityItem(this.world, this.locX, this.locY, this.locZ, new ItemStack(Item.RAW_FISH));
+            // CraftBukkit start
+            PlayerFishEvent playerFishEvent = new PlayerFishEvent((org.bukkit.entity.Player) this.owner.getBukkitEntity(), entityitem.getBukkitEntity(), PlayerFishEvent.State.CAUGHT_FISH);
+            this.world.getServer().getPluginManager().callEvent(playerFishEvent);
+
+            if (playerFishEvent.isCancelled()) {
+                this.die();
+                this.owner.hookedFish = null;
+                return 0;
+            }
+            // CraftBukkit end
             double d5 = this.owner.locX - this.locX;
             double d6 = this.owner.locY - this.locY;
             double d7 = this.owner.locZ - this.locZ;
@@ -363,9 +384,25 @@ public class EntityFish extends Entity {
         }
 
         if (this.h) {
+            // CraftBukkit start
+            PlayerFishEvent playerFishEvent = new PlayerFishEvent((org.bukkit.entity.Player) this.owner.getBukkitEntity(), null, PlayerFishEvent.State.IN_GROUND);
+            this.world.getServer().getPluginManager().callEvent(playerFishEvent);
+
+            if (playerFishEvent.isCancelled()) {
+                this.die();
+                this.owner.hookedFish = null;
+                return 0;
+            }
+            // CraftBukkit end
             b0 = 2;
         }
 
+        // CraftBukkit start
+        if (b0 == 0) {
+            PlayerFishEvent playerFishEvent = new PlayerFishEvent((org.bukkit.entity.Player) this.owner.getBukkitEntity(), null, PlayerFishEvent.State.FAILED_ATTEMPT);
+            this.world.getServer().getPluginManager().callEvent(playerFishEvent);
+        }
+        // CraftBukkit end
         this.die();
         this.owner.hookedFish = null;
         return b0;

src/main/java/net/minecraft/server/ItemFishingRod.java

@@ -0,0 +1,38 @@
+package net.minecraft.server;
+
+import org.bukkit.event.player.PlayerFishEvent; // CraftBukkit
+
+public class ItemFishingRod extends Item {
+
+    public ItemFishingRod(int i) {
+        super(i);
+        this.d(64);
+        this.c(1);
+    }
+
+    public ItemStack a(ItemStack itemstack, World world, EntityHuman entityhuman) {
+        if (entityhuman.hookedFish != null) {
+            int i = entityhuman.hookedFish.h();
+
+            itemstack.damage(i, entityhuman);
+            entityhuman.w();
+        } else {
+            // CraftBukkit start
+            PlayerFishEvent playerFishEvent = new PlayerFishEvent((org.bukkit.entity.Player) entityhuman.getBukkitEntity(), null,PlayerFishEvent.State.FISHING);
+            world.getServer().getPluginManager().callEvent(playerFishEvent);
+
+            if (playerFishEvent.isCancelled()) {
+                return itemstack;
+            }
+            // CraftBukkit end
+            world.makeSound(entityhuman, "random.bow", 0.5F, 0.4F / (b.nextFloat() * 0.4F + 0.8F));
+            if (!world.isStatic) {
+                world.addEntity(new EntityFish(world, entityhuman));
+            }
+
+            entityhuman.w();
+        }
+
+        return itemstack;
+    }
+}