Java data → Bedrock JSON in behavior_pack/items/my_sword.json :
are used for Bedrock Edition (Windows 10/11, consoles, mobile, iOS, Android).
Double-clicking this new .mcaddon file will automatically launch Minecraft Bedrock Edition and import your new add-on. Share public link
By following these steps, you can harness the assets from a Java JAR file to create your own functional Bedrock add-on. For most users, finding a community-created equivalent on is the most efficient route.