Java将字符串转成二进制码

public void toBinary(){
String str = "王雪";
char[] strChar=str.toCharArray();
String result="";
for(int i=0;i<strChar.length;i++){
result +=Integer.toBinaryString(strChar[i])+ " ";
}
System.out.println(result);
}

//将二进制字符串转换成int数组
public 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;
} //将二进制转换成字符
public 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;
}
public void BinstrToStr(){
String binStr = "111001110001011 1001011011101010 ";
String[] tempStr=binStr.split(" ");
char[] tempChar=new char[tempStr.length];
for(int i=0;i<tempStr.length;i++) {
tempChar[i]=BinstrToChar(tempStr[i]);
}
System.out.println(String.valueOf(tempChar));
}