心急如焚,如何区分输入是否为汉字,用了编码转换和(int)c>128判断就是不行!!!
以下是程序片断,数据从oracle取出,用isoISO8859_1为系统编码,在下debug发现j的值为一小于128的数,返回false,调用sendErrMsg,又写了一个小程序观察,竟然值有大于128,当然该小程序是java默认的编码,搞不清,心急如焚,望指教!!!
if (!this.judgeInput(recv.getMsg())) {
this.sendErrMsg();
return 0;
}
private boolean judgeInput(String name) {
String name1 = "";
try {
name1 = new String(name.getBytes("ISO8859_1"), "GBK");
} catch (UnsupportedEncodingException e) {
log.log(Level.WARNING,"unsupportedencoding ",e);
}
for (int i = 0; i < name1.length(); i++) {
char c = name.charAt(i);
int j = (int) c;
if (j < 128) {
System.out.println(c);
return false;
}
}
return true;
}
}