Create KnockbackUtil.java

Author: Coccocoahelper

src/main/java/me/lrxh/practice/util/KnockbackUtil.java

@@ -0,0 +1,27 @@
+package me.lrxh.practice.util;
+
+import dev.cobblesword.nachospigot.knockback.KnockbackProfile;
+import net.minecraft.server.v1_8_R3.EntityHuman;
+import org.bukkit.craftbukkit.v1_8_R3.entity.CraftPlayer;
+import org.bukkit.entity.Player;
+import ga.windpvp.windspigot.knockback.KnockbackConfig;
+
+import java.lang.reflect.Field;
+
+public class KnockbackUtil {
+
+    public void setKnockback(Player player, String kb) {
+        KnockbackProfile knockbackProfile = KnockbackConfig.getKbProfileByName(kb);
+        EntityHuman entityPlayer =  ((CraftPlayer) player).getHandle();
+        Class entityclass = entityPlayer.getClass().getSuperclass();
+
+        try {
+            Field filed = entityclass.getDeclaredField("knockback");
+            filed.setAccessible(true);
+            filed.set(entityPlayer, knockbackProfile);
+            filed.setAccessible(false);
+        } catch (NoSuchFieldException | IllegalAccessException e) {
+            e.printStackTrace();
+        }
+    }
+}