Print a numerical value in bit pattern.

gistfile1.java

public class BinaryStringPrinter {

	public static void print(byte value) {
		System.out.println(zeroPadding(8, Integer.toBinaryString(value)));
	}

	public static void print(short value) {
		System.out.println(zeroPadding(16, Integer.toBinaryString(value)));
	}

	public static void print(char value) {
		System.out.println(zeroPadding(16, Integer.toBinaryString(value)));
	}

	public static void print(int value) {
		System.out.println(zeroPadding(32, Integer.toBinaryString(value)));
	}

	public static void print(long value) {
		System.out.println(zeroPadding(64, Long.toBinaryString(value)));
	}

	public static void print(float value) {
		print(Float.floatToIntBits(value));
	}

	public static void print(double value) {
		print(Double.doubleToLongBits(value));
	}
	
	private static String zeroPadding(int numDigits, String binaryString) {
		return String
				.format("%" + numDigits + "s", binaryString)
				.replace(' ','0');
	}
}