WRITE IN JAVA, please include comments and explain what you did

Write a program which will accept a string from the keyboard, Java is fun! Your program must determine the capacity of the string. Then, append a second string, I love it! to the first string. At this point you will enter a string Yes, and insert this string so that the output of the entire string will display Java is fun. Yes, I love it!

Directions

Create a class called Builder.

Using the StringBuilder class, write a program which will accept a string from the keyboard, Java is fun!

Your program must determine and display the capacity of the string.

Append a second string, I love it! to the first string.

Require the user to enter a string Yes,

Insert the string, Yes at the correct location, such that the output of the entire string will be Java is fun. Yes, I love it!

Display your output using clear and appropriate messages.

Grading

Task	Points
iClass created and named	1
String variables declared and initialized	2
Appropriate use of StringBuilder	2
Appropriate use of string methods	3
Appropriate messages displayed	1
Proper documentation / Pseudocode	1
Total	10