java位操作

import java.math.BigInteger;

/**
 * 
 */

/**
 * @author cyh
 * 
 */
public class BitTest {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub

		System.out.println(5 & 3);// (代码1) 打印结果1
		System.out.println(5 | 3);// (代码2) 打印结果7
		System.out.println(4 & 2);// (代码3) 打印结果0
		System.out.println(4 | 2);// (代码4) 打印结果6
		System.out.println(4 ^ 2);// (代码3) 打印结果0
		System.out.println(Integer.toBinaryString(77));
		System.out.println(Integer.toBinaryString(77 << 2));
		BigInteger bigInteger1 = new BigInteger("1111111111111111111111101", 2);
		System.out.println("bigInteger1---" + bigInteger1);
		// BigInteger bigInteger2 = new BigInteger("4");
		BigInteger bigInteger2 = new BigInteger("1111111111111111111111101", 2);
		BigInteger result = bigInteger1.and(bigInteger2);
		System.out.println(result.toString(2));
		// Integer integer = result.intValue();
		// System.out.println(integer.toBinaryString(integer));

	}
}