print binary number in java code example

Example 1: java int to binary

public static String makeBinaryString(int n) {
	StringBuilder sb = new StringBuilder();
	while (n > 0) {
    sb.append(n % 2);
		n /= 2;
	}
  	sb.reverse();  	
  	return sb.toString();
}

Example 2: binary number input in int java

Integer.toBinaryString(int i)