public static void main(String[] args){

    String maxAmpStr = Integer.toBinaryString(8);
    char[] arr = maxAmpStr.toCharArray();
    boolean[] binaryarray = new boolean[7];
    for (int i=0; i<maxAmpStr.length(); i++){
        if (arr[i] == '1'){
            binaryarray[i] = true;
        }
        else if (arr[i] == '0'){
            binaryarray[i] = false;
        }
    }

    System.out.println(maxAmpStr);
    System.out.println(binaryarray[0]);
    System.out.println(binaryarray[1]);
    System.out.println(binaryarray[2]);
    System.out.println(binaryarray[3]);
    System.out.println(binaryarray[4]);
    System.out.println(binaryarray[5]);
    System.out.println(binaryarray[6]);
}

public static void main(String[] args) {

    int input = 15;

    boolean[] bits = new boolean[7];
    for (int i = 6; i >= 0; i--) {
        bits[i] = (input & (1 << i)) != 0;
    }

    System.out.println(input + " = " + Arrays.toString(bits));
}

private static boolean[] toBinary(int number, int base) {
    final boolean[] ret = new boolean[base];
    for (int i = 0; i < base; i++) {
        ret[base - 1 - i] = (1 << i & number) != 0;
    }
    return ret;
}

for (int i=0; i<maxAmpStr.length(); i++)
{
    if (arr[i] == '1')
    {
        binaryarray[i+maxAmpStr.length()-1] = true;
    }
    else if (arr[i] == '0')
    {
        binaryarray[i+maxAmpStr.length()-1] = false;
    }
}

public static boolean[] convertToBinary(int b){
    boolean[] binArray = new boolean[7];
    boolean bin;
    for(int i = 6; i >= 0; i--) {
      if (b%2 == 1) bin = true;
      else bin = false;
      binArray[i] = bin;
      b/=2;
    }
    return binArray;
  }

public static boolean[] convertToBinary(int number) {
    int binExpo = 0;
    int bin = 1;
    while(bin < number) { //calculates the needed digits
        bin = bin*2;
        binExpo++;
    }
    bin = bin/2;
    boolean[] binary = new boolean[binExpo]; //array with the right length
    binExpo--;
    while(binExpo>=0) {
        if(bin<=number) {
            binary[binExpo] = true;
            number =number -bin;
            bin = bin/2;
        }else {
            binary[binExpo] = false;
        }
        binExpo--;
    }
    return binary;
}

public static String intToBinary(int num) {
    int copy = num;
    String sb = "";
    for(int i=30; i>=0; i--) {
        sb = (copy&1) + sb;
        copy = copy >>>=1;
    }
    return sb;
}

String maxAmpStr = Integer.toBinaryString(255);
    char[] arr = maxAmpStr.toCharArray();
    boolean[] binaryarray = new boolean[20];
    int pivot = binaryarray.length - arr.length;
    int j = binaryarray.length - 1;
    for (int i = arr.length - 1; i >= 0; i--) {
        if (arr[i] == '1') {
            binaryarray[j] = true;
        } else if (arr[i] == '0') {
            binaryarray[j] = false;
        }
        if (j >= pivot)
            j--;
    }

    System.out.println(maxAmpStr);
    for (int k = 0; k < binaryarray.length; k++)
        System.out.println(binaryarray[k]);
}