用Java显示获取每个汉字的拼音首字母

public class ChangePY {

/**

* 根据用户输出的汉字提取出每个汉字的拼音首字母

* @author Ganwb

*

*/

private String getstring;//用户输入的字符串

private String backgetchar="";//用户输入汉字的拼音简码

public void setGetString(String getstring){

this.getstring=getstring;

String str[]=this.getstring.split("");//将字符串转换成数组,数组第0位为""

int length=str.length;//获得数组长度

int start=1;//设置循环初始值

byte[] a=null;

String getchar="";//存储汉字拼音首字母

while(start<length){

a=str[start].getBytes();

if(a.length>1){

int asc=256*(a[0]+256)+(a[1]+256);

if(asc>=45217 && asc<=45252){

getchar="A";

}else if(asc>=45253 && asc<=45760){

getchar="B";

}else if(asc>=45761 && asc<=46317){

getchar="C";

}else if(asc>=46318 && asc<=46825){

getchar="D";

}else if(asc>=46826 && asc<=47009){

getchar="E";

}else if(asc>=47010 && asc<=47296){

getchar="F";

}else if(asc>=47297 && asc<=47613){

getchar="G";

}else if(asc>=47614 && asc<=48118){

getchar="H";

}else if(asc>=48119 && asc<=49061){

getchar="J";

}else if(asc>=49062 && asc<=49323){

getchar="K";

}else if(asc>=49324 && asc<=49895){

getchar="L";

}else if(asc>=49896 && asc<=50370){

getchar="M";

}else if(asc>=50371 && asc<=50613){

getchar="N";

}else if(asc>=50614 && asc<=50621){

getchar="O";

}else if(asc>=50622 && asc<=50905){

getchar="P";

}else if(asc>=50906 && asc<=51386){

getchar="Q";

}else if(asc>=51387 && asc<=51445){

getchar="R";

}else if(asc>=51446 && asc<=52217){

getchar="S";

}else if(asc>=52218 && asc<=52967){

getchar="T";

}else if(asc>=52698 && asc<=52979){

getchar="W";

}else if(asc>=52980 && asc<=53640){

getchar="X";

}else if(asc>=53689 && asc<=54480){

getchar="Y";

}else if(asc>=54481 && asc<=62289){

getchar="Z";

}

}

else{

getchar=str[start];

}

backgetchar+=getchar;

start++;

}

}

public String getGetstring() {

return getstring;

}

public String getBackgetchar() {

return backgetchar;

}

public static void main(String[] args) {

ChangePY cp=new ChangePY();

cp.setGetString("北京奥运");

System.out.println(cp.getGetstring());

System.out.println(cp.getBackgetchar());

}

}