utf-8转unicode
public static String utf8ToUnicode(String inStr) {
char[] myBuffer =
inStr.toCharArray();
StringBuffer sb =
new StringBuffer();
for (
int i =
0; i < inStr.length(); i++
) {
UnicodeBlock ub =
UnicodeBlock.of(myBuffer[i]);
if(ub ==
UnicodeBlock.BASIC_LATIN){
//英文及数字等
sb.append(myBuffer[i]);
}else if(ub ==
UnicodeBlock.HALFWIDTH_AND_FULLWIDTH_FORMS){
//全角半角字符
int j = (
int) myBuffer[i] -
65248;
sb.append((char)j);
}else{
//汉字
short s = (
short) myBuffer[i];
String hexS =
Integer.toHexString(s);
String unicode =
"\\u"+
hexS;
sb.append(unicode.toLowerCase());
}
}
return sb.toString();
}
unicode转utf-8
public static String unicodeToUtf8(String theString) {
char aChar;
int len =
theString.length();
StringBuffer outBuffer =
new StringBuffer(len);
for (
int x = 0; x <
len;) {
aChar = theString.charAt(x++
);
if (aChar == '\\'
) {
aChar = theString.charAt(x++
);
if (aChar == 'u'
) {
// Read the xxxx
int value = 0
;
for (
int i = 0; i < 4; i++
) {
aChar = theString.charAt(x++
);
switch (aChar) {
case '0'
:
case '1'
:
case '2'
:
case '3'
:
case '4'
:
case '5'
:
case '6'
:
case '7'
:
case '8'
:
case '9'
:
value = (value << 4) + aChar - '0'
;
break;
case 'a'
:
case 'b'
:
case 'c'
:
case 'd'
:
case 'e'
:
case 'f'
:
value = (value << 4) + 10 + aChar - 'a'
;
break;
case 'A'
:
case 'B'
:
case 'C'
:
case 'D'
:
case 'E'
:
case 'F'
:
value = (value << 4) + 10 + aChar - 'A'
;
break;
default:
throw new IllegalArgumentException(
"Malformed \\uxxxx encoding."
);
}
}
outBuffer.append((char) value);
} else {
if (aChar == 't'
)
aChar = '\t'
;
else if (aChar == 'r'
)
aChar = '\r'
;
else if (aChar == 'n'
)
aChar = '\n'
;
else if (aChar == 'f'
)
aChar = '\f'
;
outBuffer.append(aChar);
}
} else
outBuffer.append(aChar);
}
return outBuffer.toString();
}
转载于:https://www.cnblogs.com/weibanggang/p/11491199.html
相关资源：数据结构—成绩单生成器
