can you write this code in java.You are going to work on Huffman Coding in this homework. Please do the following;

$1-$ Find the characters and their frequencies of a given text which will be read from

letter.txt file.

$2-$ Keep these in a sorted linked list $($use your own linked list class$).$

$3-$ Construct the huffman tree using this alfabet$($characters$).$

$4-$ Find the code of every character and display them.

$5-$ Encode the given text$($read it from a source.txt$)$ and write the coded text into encoded.txt file.

$6-$ Decode a given text$($read it from an encoded.txt$)$ and write the decoded text into decoded.txt file