字符串，二进制相互转换

package cn.ibaner.corp.constants;

public class StrToBinary {

    public static String StrtoBinary(String str){
        char[] strChar=str.toCharArray();
        String result="";
        for(int i=0;i<strChar.length;i++){
            result +=Integer.toBinaryString(strChar[i])+ " ";
        }
        return result;
    }

    public static String BinaryToStr(String binary){
        String[] tempStr=binary.split(" ");
        char[] tempChar=new char[tempStr.length];
        for(int i=0;i<tempStr.length;i++) {
            tempChar[i]=BinstrToChar(tempStr[i]);
        }
        return String.valueOf(tempChar);
    }

    private static int[] BinstrToIntArray(String binStr) {
        char[] temp=binStr.toCharArray();
        int[] result=new int[temp.length];
        for(int i=0;i<temp.length;i++) {
            result[i]=temp[i]-48;
        }
        return result;
    }

    private static char BinstrToChar(String binStr){
        int[] temp=BinstrToIntArray(binStr);
        int sum=0;
        for(int i=0; i<temp.length;i++){
            sum +=temp[temp.length-1-i]<<i;
        }
        return (char)sum;
    }
}

出处：https://www.cnblogs.com/StanLong/p/6906814.html