Although Minecraft's Java and Bedrock Editions are quite different, it's still possible to convert an existing Java world to Bedrock if you don't mind there being some differences to the world after ...

Should you play Minecraft Java or Bedrock, and what are the differences between the two versions of Mojang's survival game?

If you want to convert Minecraft Bedrock world to Java and enjoy the host of mods, shaders, and texture packs, you're in luck.