Having trouble coding this using Java.

Plural Form Problem Description Write the function string PluralForm (string word) which takes a standard English word as a parameter and returns the plura form based on the following English rules. Punctuation should be preserved If the word ends in s, x, z, ch, or sh, add es to the end of the word add es to the end of the word. replace the y with ies word. . If the word ends in o preceded by a consonant, If the word ends in y preceded by a consonant, For all other cases, add an s to the end of the Example runs are shown below This program converts an English word to its plural for English word: toy Plural form: toys This program converts an English word to its plural for English word: toy Plural form: toys This program converts an English word to its plural for English word: toss Plural form: tosses Valid input Each word provided as input will comprise lowercase alphabetic characters. Also, each word may be terminated by one "normal" punctuation mark (i.e., an from ,.!?; Input words will not contain any spaces, numeric digits, or other unspecified non-alphabetic characters