In Java, please :$)$

$1)$ Write a program that prompts a user to enter an abbreviation. If the user's input string matches a known text message abbreviation, output the unabbreviated form, else output: Unknown. Support two abbreviations: LOL $--$ laughing out loud, and IDK $--$ I don't know. $(4$ pts$)$

If the input is:

LOL

the output is:

Input an abbreviation:

laughing out loud

If the input is:

TTYL

the output is:

Input an abbreviation:

Unknown

$(2)$ Expand to also decode these abbreviations. $(3$ pts$)$

$$ BFF $--$ best friends forever

$$ IMHO $--$ in my humble opinion

$$ TMI $--$ too much information