Java, I cannot fix the syntax error in this source code please help!

// Interface class

public interface Filter{

// declare the accept() method

public boolean accept(String x);

}

////////////////////////////////////////////////////////////////////////////////

import java.util.Random;

import java.util.ArrayList;

import java.awt.Rectangle;

// the class FilterMain is used to test the Filter interface

public class FilterMain{

// the main() function is used to determine and display the at most

// 3 characters in accepted all filtered array strings

public static void main(String[] args){

// declare and intialize the variable

int count = 15;

String alphabet = "abcdefghijklmnopqrstuvwxyz";

int maxLen = 8;

// declare the random object

Random rObj = new Random();

// create an object "a" for String class in array list

String[] a = new String[count];

// the for loop executes until the "i" value less than count to

// generate the random array strings

// loop executes until i less than count

for(int i=0; i

// declare and initialize the variable

int length = rObj.nextInt(maxLen);

String s = "";

// loop executes until less than length

for(int j=0; j

// generate the random character

s = s + alphabet.charAt(rObj.nextInt(26))

// assign s value to array element

a{i} = s;

}

// display the accepted all charAts in the array list

System.out.println("Accept all filtered array elements");

System.out.println();

// display all the accepted character in the array list by using for loop.

// loop compares the string "s" from "a"

for(String s:a){

// display the accepted all charAt in array list

System.out.println("" + s + "");

}

// create an object for Filter interface to define the accept() method

// create an object "filt_obj" for Filter interface

Filter filt_obj = new Filter(){

// method accept() definition

public boolean accept(String x){

// return the array elementwith at most three character

return x.length() <= 3;

}

};

// call the filter() method using the String to filter out the at most

// three characters in the accepted array list

System.out.println();

System.out.println("------------------");

System.out.println();

System.out.println("Accept all filtered strings at most 3 characters");

System.out.println();

// declare the String object and call the filter() method

String[] b = filter(a, filt_obj);

// display the rectangle area in the array by using for loop

// loop compares the string "s" from "b"

for(String s:b){

// display the rectangle area in the array

System.out.println("" + s + "");

}

}

// the method filter() that accepts "a" and "f" are the input parameters to filter

// the array elements at most 3 characters in the accepted array list by using Filter interface

public static String[] filter(String[] a, Filter f){

//create an object "b" for ArrayList class

ArrayList b = new ArrayList();

// the for loop processes by compareing the two strings to filter out

// the array element with at most 3 characters.

// loop compares the string "toCheck" from "a"

for(String toCheck:a){

//verify the accepted array element at most 3 characters

if(f.accept(toCheck))

// assign the filtered characters into the array list

b.add(toCheck);

}

// return the filtered at most 3 characters in the accepted array list.

return b.toArray(new String[b.size()];

}

}