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SPL(Structured Process Language) A programming language specially for structured data computing.
package com.scudata.common;
import java.awt.FontMetrics;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.ArrayList;
import java.util.Vector;
/**
* ?ַ?????????
* @author RunQian
*
*/
public class StringUtils {
private static char hexDigits[] = { '0', '1', '2', '3', '4', '5', '6', '7',
'8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
private static String[] excelLabels = { "A", "B", "C", "D", "E", "F", "G",
"H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T",
"U", "V", "W", "X", "Y", "Z" };
private static String toExcel(int index) {
if (index < 26) {
return excelLabels[index];
}
int shang = index / 26;
int yu = index % 26;
return toExcel(shang - 1) + excelLabels[yu];
}
/**
* ??????ת??ΪExcel???б?ǩ
* @param index int,Ҫת????????,??1??ʼ,??1??ΪA
* @return String,ת??????б?ǩ,ע??Excel??ǩ????26????,26???Ƶ?Z??Ӧ??ΪBA;??Excel??ǩZ??ΪAA
*/
public static String toExcelLabel(int index) {
return toExcel(index - 1);
}
/**
* ?????ַ????Ƿ??ǿհ?
* @param s ?ַ???
* @return true???ǣ?false??????
*/
public final static boolean isSpaceString(String s) {
if (s == null) {
return true;
}
for (int i = 0, len = s.length(); i < len; i++) {
char c = s.charAt(i);
if (!Character.isWhitespace(c)) {
return false;
}
}
return true;
}
/**
* ??һ?????????е?ָ???ֽ???ת????16???ƴ?
* @param l ??????
* @param byteNum ???????еĵ??ֽ???(????????????ֽڸ???)
* @return String
*/
public final static String toHexString(long l, int byteNum) {
StringBuffer sb = new StringBuffer(16);
appendHexString(sb, l, byteNum);
return sb.toString();
}
/**
* ??һ?????????е?ָ???ֽ???ת????16???ƴ????????ӵ??ַ???????????
* @param sb ?ַ?????????
* @param l ??????
* @param byteNum ???????еĵ??ֽ???(????????????ֽڸ???)
*/
public final static void appendHexString(StringBuffer sb, long l,
int byteNum) {
for (int i = byteNum * 2 - 1; i >= 0; i--) {
long x = (l >> (i * 4)) & 0xf;
sb.append(hexDigits[(int) x]);
}
}
/**
* ???ַ?????unicode?ַ?ת??Ϊ\uxxxx??ʽ??????'\\','\t','\n','\r','\f'????
* ??????????specialChars???κ??ַ???ǰ??\
* @param s ??Ҫ???????ַ???
* @param sb ?Ӵ???????Ļ?????
* @param specialChars ??Ҫ??ǰ??\???ر??ַ???
* @return ??sb!=null??sb?????????˴??????????StringBuffer
*/
public final static StringBuffer deunicode(String s, StringBuffer sb,
String specialChars) {
int len = s.length();
if (sb == null) {
sb = new StringBuffer(len * 2);
}
for (int i = 0; i < len; i++) {
char ch = s.charAt(i);
switch (ch) {
case '\\':
sb.append('\\').append('\\');
break;
case '\t':
sb.append('\\').append('t');
break;
case '\n':
sb.append('\\').append('n');
break;
case '\r':
sb.append('\\').append('r');
break;
case '\f':
sb.append('\\').append('f');
break;
default:
if ((ch < 0x0020) || (ch > 0x007e)) {
sb.append('\\').append('u');
sb.append(hexDigits[(ch >> 12) & 0xF]);
sb.append(hexDigits[(ch >> 8) & 0xF]);
sb.append(hexDigits[(ch >> 4) & 0xF]);
sb.append(hexDigits[ch & 0xF]);
} else {
if (specialChars != null && specialChars.indexOf(ch) != -1) {
sb.append('\\');
}
sb.append(ch);
}
}
}
return sb;
}
/**
* ???ַ?????unicode?ַ?ת??Ϊ\uxxxx??ʽ??????'\\','\t','\n','\r','\f'????
* ??????????specialChars???κ??ַ???ǰ??\
* @param s ??Ҫ???????ַ???
* @param sb ?Ӵ???????Ļ?????
* @return ??sb!=null??sb?????????˴??????????StringBuffer
*/
public final static StringBuffer deunicode(String s, StringBuffer sb) {
return deunicode(s, sb, null);
}
/**
* ???ַ?????unicode?ַ?ת??Ϊ\uxxxx??ʽ??????'\\','\t','\n','\r','\f'????
* ??????????specialChars???κ??ַ???ǰ??\
* @param s ??Ҫ???????ַ???
* @param specialChars ??Ҫ??ǰ??\???ر??ַ???
* @return String
*/
public final static String deunicode(String s, String specialChars) {
return deunicode(s, null, specialChars).toString();
}
/**
* ???ַ?????unicode?ַ?ת??Ϊ\uxxxx??ʽ??????'\\','\t','\n','\r','\f'????
* ??????????specialChars???κ??ַ???ǰ??\
* @param s ??Ҫ???????ַ???
* @return String
*/
public final static String deunicode(String s) {
return deunicode(s, null, null).toString();
}
/**
* ????Զ????к????γɵ??ı??м???
* @param text ?ı?
* @param fm FontMetrics
* @param w ????
* @return ?ַ????б?
*/
public static ArrayList wrapString(String text, FontMetrics fm,
float w) {
w = (float) Math.ceil(w) - 1.01f;
ArrayList al = new ArrayList();
text = StringUtils.replace(text, "\\n", "\n");
ArgumentTokenizer at = new ArgumentTokenizer(text, '\n', true, true,
true);
while (at.hasNext()) {
String line = at.next();
if (at.hasNext()) {
line += "\n";
}
int len = line.length();
String tmp = "";
for (int i = 0; i < len; i++) {
char c = line.charAt(i);
tmp += String.valueOf(c);
if (fm.stringWidth(tmp) > w) {
int cut = cutLine(tmp, c);
al.add(tmp.substring(0, cut));
tmp = tmp.substring(cut);
}
}
al.add(tmp);
}
return al;
}
// ????s??β?????У???????????ɺ????е??ַ???
private static int cutLine(String s, char c) {
// edited by bd, 2018.4.4, ????Ļ??й???ȽϾ??ˣ??????ж?Ϊ"һ??????"??????Ӣ???ַ???????ϣ????ÿ????Ƿ??β
// ?????ǰ???г???len??֪???ǾͲ?ȥ???㣬??????㵱ǰ????ʱ?????ַ???
int len = s.length() - 1;
// ???β?ַ?c??֪???ǾͲ???ȥ???㣬???????β?ַ?
if (c == 0) {
c = s.charAt(len);
// ????Ҫ???ַ?cǰ????ʱ??????Ҫ????c?Ƿ??DZ????ַ?
// edited by bdl, 2011.5.17, ???????ַ?Ҳ??Ӣ???ַ?ʱ????ʵ????С???㣩
}
boolean canBeHead = canBeHead(c);
boolean isEnglishChar = isEnglishChar(c);
if (!canBeHead && isEnglishChar) {
// ??????????Ӣ???ַ???Ҫ??Ϊһ?????ʹ?ͬ???У???????Ҫ?ж??Ƿ???ȫ??Ϊ????Ӣ???ַ?
int seek = len - 1;
int loc = 0;
boolean hasHead = canBeHead(c);
boolean letterbreak = false;
while (seek >= 0 && loc == 0) {
char seekChar = s.charAt(seek);
if (!isEnglishChar(seekChar)) {
letterbreak = true;
if (!hasHead) {
if (canBeHead(seekChar)) {
// ????????г??ַDZ????ַ????ų????֣?????ô?趨??????Ϊtrue
hasHead = true;
}
seek--;
} else {
// ????????г??ַ?Ӣ???ַ?????ô?жϸ??ַ??Ƿ??DZ?β?ַ?
if (canBeFoot(seekChar)) {
// ????ǷDZ?β?ַ?????ô??????ַ??????м???
loc = seek + 1;
} else {
if (canBeHead(seekChar)) {
hasHead = true;
} else {
hasHead = false;
}
seek--;
}
}
} else if (letterbreak) {
// ??????ֱ?β?ַ?֮?????ҵ?Ӣ???ַ?????ô?Ӹ?Ӣ???ַ???Ͽ??ͺ?
loc = seek + 1;
} else {
if (canBeHead(seekChar)) {
hasHead = true;
} else {
hasHead = false;
}
seek--;
}
}
if (loc > 0) {
// ??????????з?Ӣ???ַ?
return loc;
} else {
// ?????????ȫ????Ӣ???ַ????????????ı?β?ַ?????ô?????з?
return len;
}
} else if (!canBeHead) {
// c?DZ????ַ?
int seek = len - 1;
int loc = 0;
boolean hasHead = false;
// ?ҵ???һ???DZ????ַ?
while (seek >= 0 && loc == 0) {
char seekChar = s.charAt(seek);
if (!hasHead) {
if (canBeHead(seekChar)) {
// ????????г??ַDZ????ַ????ų????֣?????ô?趨??????Ϊtrue
hasHead = true;
}
seek--;
} else {
if (isEnglishChar(seekChar)) {
// ????Ӣ???ַ?????ǰ??ѯ????һ????????Ӣ???ַ?Ϊֹ
int eseek = seek;
boolean eng = true;
while (eng && seek > 0) {
seek--;
eng = isEnglishChar(s.charAt(seek));
}
// added by bdl, 2011.8.12, ????ӵ?ǰ?ַ?ֱ????һ????????????Ӣ???ַ???
// ??ô?????һ??Ӣ???ַ?ǰ????
if (seek == 0) {
loc = eseek + 1;
}
}
// ????Ѿ??????֣???ô?ж??Ƿ?Ҫ??β
else if (canBeFoot(seekChar)) {
// ???????β????ô?ڸ??ַ?????м???
loc = seek + 1;
} else {
// ??Ҫ??β
seek--;
}
}
}
if (loc > 0) {
// ????????п?????????
return loc;
} else {
// ?????????ȫ???DZ????????????ı?β?ַ?????ô?????з?
return len;
}
}
// Ȼ?????ж?c?Ƿ???Ӣ???ַ?
else if (isEnglishChar) {
// ??????????Ӣ???ַ???Ҫ??Ϊһ?????ʹ?ͬ???У???????Ҫ?ж??Ƿ???ȫ??Ϊ????Ӣ???ַ?
int seek = len - 1;
int loc = 0;
boolean hasHead = canBeHead(c);
boolean letterbreak = false;
while (seek >= 0 && loc == 0) {
char seekChar = s.charAt(seek);
if (!isEnglishChar(seekChar)) {
// edited by bdl, 20111.5.17, ????ʱ?????жϵ?ǰ???ַ??Ƿ????
letterbreak = true;
if (!hasHead) {
if (canBeHead(seekChar)) {
hasHead = true;
}
seek--;
}
// ????????г??ַ?Ӣ???ַ?????ô?жϸ??ַ??Ƿ??DZ?β?ַ?
else if (canBeFoot(seekChar)) {
// ????ǷDZ?β?ַ?????ô??????ַ??????м???
loc = seek + 1;
} else {
if (canBeHead(seekChar)) {
hasHead = true;
} else {
hasHead = false;
}
seek--;
}
} else if (letterbreak) {
// edited by bdl, 20111.5.17, ??????ֹ???Ӣ?ĵı????ַ?
// ??????ֱ?β?ַ?֮?????ҵ?Ӣ???ַ?????ô?Ӹ?Ӣ???ַ???Ͽ??ͺ?
loc = seek + 1;
} else {
// edited by bdl, 20111.5.17, ???Ӣ???г??ֱ????ַ?
if (canBeHead(seekChar)) {
hasHead = true;
} else {
hasHead = false;
}
seek--;
}
}
if (loc > 0) {
// ??????????з?Ӣ???ַ?
return loc;
} else {
// ?????????ȫ????Ӣ???ַ????????????ı?β?ַ?????ô?????з?
return len;
}
}
return seekCanBeFoot(s.substring(0, len), len);
}
// added by bdl, 2008.5.21?????ַ???s???????һ???????ڱ?????ĩ???ַ??ĺ???Ͽ??????ضϿ??????ַ???
private static int seekCanBeFoot(String s, int len) {
// ?????ǰ???г???len??֪???ǾͲ?ȥ???㣬??????㵱ǰ????ʱ?????ַ???
if (len == -1) {
len = s.length();
}
if (len <= 1) {
return len;
}
int seek = len - 1;
int loc = 0;
while (seek >= 0 && loc == 0) {
char seekChar = s.charAt(seek);
if (canBeFoot(seekChar)) {
loc = seek + 1;
} else {
seek--;
}
}
if (loc > 0) {
return loc;
}
// ???s???????ַ????DZ?β?ַ?????ô???б???
return len;
}
// added by bdl, 2008.5.21???ж?ij?ַ?ͨ????????Ƿ?????Ϊ??β
private static boolean canBeFoot(char c) {
// ???е?ʱ??Ӧ?ÿ??ǵı?β?ַ?
String cannotFoot = "([{?????????????????????????ۣ??꣤";
return cannotFoot.indexOf(c) < 0;
}
// added by bdl, 2008.5.21???ж?ij?ַ?ͨ????????Ƿ?????Ϊ????
private static boolean canBeHead(char c) {
// ???е?ʱ??Ӧ?ÿ??ǵı????ַ?
String cannotHead = "!),.:;?]}?????????D?????????á????????????????????????????????????????ݣ????????";
return cannotHead.indexOf(c) < 0;
}
private static boolean isEnglishChar(char c) {
// return ( (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') ||
// (c >= '0' && c <= '9'));
// edited by bd, 2018.4.4, ??һ????ĸ???ֹ??ɵ?"??????"?У?word????????????Ӣ?ķ??ŵ?
// ??????жϷ?????һ?????????????ո??????ַ??Ȳ?????Ӣ?ĵ??ʽ???
return (c <= '~' && c > ' ');
}
/**
* ??\uxxxxת??Ϊunicode?ַ???????'\\','\t','\n','\r','\f'???д???
*
* @params s ??Ҫ???????ַ???
* @params sb ?Ӵ???????Ļ?????
* @return ??sb!=null??sb?????????˴??????????StringBuffer
*/
public final static StringBuffer unicode(String s, StringBuffer sb) {
int len = s.length();
if (sb == null) {
sb = new StringBuffer(len);
}
char ch;
for (int i = 0; i < len;) {
ch = s.charAt(i++);
if (ch != '\\') {
sb.append(ch);
continue;
}
ch = s.charAt(i++);
if (ch == 'u') {
// Read the xxxx
int value = 0;
for (int j = 0; j < 4; j++) {
ch = s.charAt(i++);
switch (ch) {
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
value = (value << 4) + ch - '0';
break;
case 'a':
case 'b':
case 'c':
case 'd':
case 'e':
case 'f':
value = (value << 4) + 10 + ch - 'a';
break;
case 'A':
case 'B':
case 'C':
case 'D':
case 'E':
case 'F':
value = (value << 4) + 10 + ch - 'A';
break;
default:
throw new IllegalArgumentException("???Ϸ???\\uxxxx????");
} // switch(ch)
} // for(int j)
sb.append((char) value);
} else {
switch (ch) {
case 't':
ch = '\t';
break;
case 'r':
ch = '\r';
break;
case 'n':
ch = '\n';
break;
case 'f':
ch = '\f';
break;
}
sb.append(ch);
}
} // for(int i)
return sb;
}
public final static String unicode(String s) {
return unicode(s, null).toString();
}
public final static String unicode2String(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);
} // if(aChar)
} else {
outBuffer.append(aChar);
}
} // for(int x)
return outBuffer.toString();
}
final static char[] c1Digit = { '??', 'Ҽ', '??', '??', '??', '??', '½', '??',
'??', '??' };
final static char[] c2Digit = { '??', 'һ', '??', '??', '??', '??', '??', '??',
'??', '??' };
final static char[] c1Unit = { 'ʰ', '??', 'Ǫ' };
final static char[] c2Unit = { 'ʮ', '??', 'ǧ' };
final static String[] chinaUnit = { "??", "??", "????" };
private final static StringBuffer toRMB2(long l, char[] cDigit, char[] cUnit) {
int unit = 0, bit = 0, d;
boolean hasZero = false, sf = false;
StringBuffer sb = new StringBuffer(64);
while (l > 0) {
if (bit == 4) {
if (unit > 2) {
throw new IllegalArgumentException("??д??֧?ִ???һ?????ڵ???");
}
if (sf) {
if (hasZero || l % 10 == 0) {
sb.append(cDigit[0]);
hasZero = false;
}
} else {
int len = sb.length();
if (len > 0) {
sb.deleteCharAt(len - 1);
}
}
sb.append(chinaUnit[unit]);
unit++;
bit = 0;
sf = false;
}
d = (int) (l % 10);
if (d > 0) {
sf = true;
if (hasZero) {
sb.append(cDigit[0]);
hasZero = false;
}
if (bit != 0) {
sb.append(cUnit[bit - 1]);
}
sb.append(cDigit[d]);
} else {
if (sf) { // ????β????0????
hasZero = true;
}
}
bit++;
l /= 10;
}
return sb.reverse();
}
/**
* ??????????ʽ??????Ҵ?д??ʽ
*
* @param money
* ??????
* @return ??ʽ?????ַ???
* @exception IllegalArgumentException
* ??money<0??money>=һ??????ʱ
*/
public final static String toRMB(double money) {
return toRMB(money, true, true);
}
public final static String toRMB(double money, boolean abbreviate,
boolean uppercase) {
char[] cDigit = uppercase ? c1Digit : c2Digit;
char[] cUnit = uppercase ? c1Unit : c2Unit;
StringBuffer sb = new StringBuffer(64);
if (money < 0) {
sb.append("??");
money = -money;
}
long yuan = (long) money; // Ԫ
if (yuan == 0) {
sb.append("??");
} else {
sb.append(toRMB2(yuan, cDigit, cUnit));
}
sb.append('Ԫ');
int jaoFeng = (int) ((money + 0.001 - (long) money) * 100) % 100;
int jao = jaoFeng / 10;
int feng = jaoFeng % 10;
if (jao > 0) {
sb.append(cDigit[jao]);
sb.append('??');
}
if (feng > 0) {
if (jao == 0) {
sb.append('??');
}
sb.append(cDigit[feng]);
sb.append('??');
} else {
sb.append('??');
}
return sb.toString();
}
public final static String toChinese(long l, boolean abbreviate,
boolean uppercase) {
String fu = "";
if (l == 0) {
return "??";
} else if (l < 0) {
fu = "??";
l = -l;
}
char[] cDigit = uppercase ? c1Digit : c2Digit;
char[] cUnit = uppercase ? c1Unit : c2Unit;
if (abbreviate) {
return fu + toRMB2(l, cDigit, cUnit).toString();
} else {
StringBuffer sb = new StringBuffer(64);
for (; l > 0; l /= 10) {
int digit = (int) l % 10;
sb.append(cDigit[digit]);
}
sb = sb.reverse();
return fu + sb.toString();
} // if ( abbreviate )
}
/**
* ???ִ?Сд?ĸ?ʽƥ??
* @param src Դ??
* @param pos1 Դ????ʼλ??
* @param fmt ??ʽ??
* @param pos2 ??ʽ????ʼλ??
* @return true??ƥ?䣬false????ƥ??
*/
private final static boolean matches(String src, int pos1, String fmt,
int pos2) {
int len1 = src.length(), len2 = fmt.length();
boolean any = false; // ?Ƿ????Ǻ?
while (pos2 < len2) {
char ch = fmt.charAt(pos2);
if (ch == '*') {
pos2++;
any = true;
} else if (ch == '?') {
// Դ????Ҫ??????һ???ַ????ƥ??
if (++pos1 > len1) {
return false;
}
pos2++;
} else if (any) {
// \* ??ʾ??λ????Ҫ?ַ?'*'????????ͨ???*
if (ch == '\\' && pos2 + 1 < len2) {
char c = fmt.charAt(pos2 + 1);
if (c == '*' || c == '?') {
ch = c;
pos2++;
}
}
while (pos1 < len1) {
// ?ҵ???ƥ????ַ?
if (src.charAt(pos1++) == ch) {
// ?ж?ʣ?µĴ??Ƿ?ƥ?䣬?????ƥ??????Դ??һ???ַ????ʽ??????ƥ??
if (matches(src, pos1, fmt, pos2 + 1)) {
return true;
}
}
}
return false;
} else {
// \* ??ʾ??λ????Ҫ?ַ?'*'????????ͨ???*
if (ch == '\\' && pos2 + 1 < len2) {
char c = fmt.charAt(pos2 + 1);
if (c == '*' || c == '?') {
ch = c;
pos2++;
}
}
// Դ????ǰ?ַ???Ҫ???ʽ????ǰ?ַ?ƥ??
if (pos1 == len1 || src.charAt(pos1++) != ch) {
return false;
}
for (++pos2; pos2 < len2;) {
ch = fmt.charAt(pos2);
if (ch == '*') {
any = true;
pos2++;
break;
} else if (ch == '?') {
if (++pos1 > len1) {
return false;
}
pos2++;
} else {
// \* ??ʾ??λ????Ҫ?ַ?'*'????????ͨ???*
if (ch == '\\' && pos2 + 1 < len2) {
char c = fmt.charAt(pos2 + 1);
if (c == '*' || c == '?') {
ch = c;
pos2++;
}
}
if (pos1 == len1 || src.charAt(pos1++) != ch) {
return false;
}
pos2++;
}
}
}
}
return any || pos1 == len1;
}
/**
* ?????ִ?Сд?ĸ?ʽƥ??
* @param src Դ??
* @param pos1 Դ????ʼλ??
* @param fmt ??ʽ??
* @param pos2 ??ʽ????ʼλ??
* @return true??ƥ?䣬false????ƥ??
*/
private final static boolean matchesIgnoreCase(String src, int pos1,
String fmt, int pos2) {
int len1 = src.length(), len2 = fmt.length();
boolean any = false; // ?Ƿ????Ǻ?
while (pos2 < len2) {
char ch = fmt.charAt(pos2);
if (ch == '*') {
pos2++;
any = true;
} else if (ch == '?') {
// Դ????Ҫ??????һ???ַ????ƥ??
if (++pos1 > len1) {
return false;
}
pos2++;
} else if (any) {
// \* ??ʾ??λ????Ҫ?ַ?'*'????????ͨ???*
if (ch == '\\' && pos2 + 1 < len2) {
char c = fmt.charAt(pos2 + 1);
if (c == '*' || c == '?') {
ch = c;
pos2++;
}
}
while (pos1 < len1) {
// ?ҵ???ƥ????ַ?
if (Character.toUpperCase(src.charAt(pos1++)) == Character
.toUpperCase(ch)) {
// ?ж?ʣ?µĴ??Ƿ?ƥ?䣬?????ƥ??????Դ??һ???ַ????ʽ??????ƥ??
if (matchesIgnoreCase(src, pos1, fmt, pos2 + 1)) {
return true;
}
}
}
return false;
} else {
// \* ??ʾ??λ????Ҫ?ַ?'*'????????ͨ???*
if (ch == '\\' && pos2 + 1 < len2) {
char c = fmt.charAt(pos2 + 1);
if (c == '*' || c == '?') {
ch = c;
pos2++;
}
}
// Դ????ǰ?ַ???Ҫ???ʽ????ǰ?ַ?ƥ??
if (pos1 == len1
|| Character.toUpperCase(src.charAt(pos1++)) != Character
.toUpperCase(ch)) {
return false;
}
for (++pos2; pos2 < len2;) {
ch = fmt.charAt(pos2);
if (ch == '*') {
any = true;
pos2++;
break;
} else if (ch == '?') {
if (++pos1 > len1) {
return false;
}
pos2++;
} else {
// \* ??ʾ??λ????Ҫ?ַ?'*'????????ͨ???*
if (ch == '\\' && pos2 + 1 < len2) {
char c = fmt.charAt(pos2 + 1);
if (c == '*' || c == '?') {
ch = c;
pos2++;
}
}
if (pos1 == len1
|| Character.toUpperCase(src.charAt(pos1++)) != Character
.toUpperCase(ch)) {
return false;
}
pos2++;
}
}
}
}
return any || pos1 == len1;
}
/**
* ?ж??ַ????Ƿ????ָ???ĸ?ʽ
* @param value ?ַ???
* @param fmt ??ʽ??(*??ʾ0???????ַ??????ʾ?????ַ?)
* @param ignoreCase true?????Դ?Сд??false????Сд????
* @return ??value??fmtΪnullʱ????false??????ƥ??ʱҲ????false??????true
*/
public final static boolean matches(String value, String fmt,
boolean ignoreCase) {
if (value == null || fmt == null) {
return false;
}
if (ignoreCase) {
return matchesIgnoreCase(value, 0, fmt, 0);
} else {
return matches(value, 0, fmt, 0);
}
}
private static boolean like(String src, int pos1, String fmt, int pos2) {
int len1 = src.length();
int len2 = fmt.length();
boolean any = false; // ?Ƿ????Ǻ?
while (pos2 < len2) {
char ch = fmt.charAt(pos2);
if (ch == '%') {
pos2++;
any = true;
} else if (ch == '_') {
// Դ????Ҫ??????һ???ַ????ƥ??
if (++pos1 > len1) {
return false;
}
pos2++;
} else if (any) {
// \% ??ʾ??λ????Ҫ?ַ?'%'????????ͨ???%
if (ch == '\\' && pos2 + 1 < len2) {
char c = fmt.charAt(pos2 + 1);
if (c == '%' || c == '_') {
ch = c;
pos2++;
}
}
while (pos1 < len1) {
// ?ҵ???ƥ????ַ?
if (src.charAt(pos1++) == ch) {
// ?ж?ʣ?µĴ??Ƿ?ƥ?䣬?????ƥ??????Դ??һ???ַ????ʽ??????ƥ??
if (like(src, pos1, fmt, pos2 + 1)) {
return true;
}
}
}
return false;
} else {
// \% ??ʾ??λ????Ҫ?ַ?'%'????????ͨ???%
if (ch == '\\' && pos2 + 1 < len2) {
char c = fmt.charAt(pos2 + 1);
if (c == '%' || c == '_') {
ch = c;
pos2++;
}
}
// Դ????ǰ?ַ???Ҫ???ʽ????ǰ?ַ?ƥ??
if (pos1 == len1 || src.charAt(pos1++) != ch) {
return false;
}
for (++pos2; pos2 < len2;) {
ch = fmt.charAt(pos2);
if (ch == '%') {
any = true;
pos2++;
break;
} else if (ch == '_') {
if (++pos1 > len1) {
return false;
}
pos2++;
} else {
// \% ??ʾ??λ????Ҫ?ַ?'%'????????ͨ???%
if (ch == '\\' && pos2 + 1 < len2) {
char c = fmt.charAt(pos2 + 1);
if (c == '%' || c == '_') {
ch = c;
pos2++;
}
}
if (pos1 == len1 || src.charAt(pos1++) != ch) {
return false;
}
pos2++;
}
}
}
}
return any || pos1 == len1;
}
/**
* ????SQLͨ?????????ƥ??
* @param src Ҫƥ??Ĵ?
* @param fmt ͨ?????SQL????%:???0???????ַ???_???????һ???ַ?
* @return true??ƥ?䣬false????ƥ??
*/
public static boolean like(String src, String fmt) {
if (src == null ) {
return false;
} else {
return like(src, 0, fmt, 0);
}
}
private final static String[] provinces = { null, null, null, null, null,
null, null, null, null, null, null, "????", "???", "?ӱ?", "ɽ??", "???ɹ?",
null, null, null, null, null, "????", "????", "??????", null, null, null,
null, null, null, null, "?Ϻ?", "????", "?㽭", "??", "????", "????", "ɽ??",
null, null, null, "????", "????", "????", "?㶫", "????", "????", null, null,
null, "????", "?Ĵ?", "????", "????", "????", null, null, null, null, null,
null, "????", "????", "?ຣ", "????", "?½?", null, null, null, null, null,
"̨??", null, null, null, null, null, null, null, null, null, "???",
"????", null, null, null, null, null, null, null, null, "????" };
private final static int[] wi = { 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10,
5, 8, 4, 2, 1 };
private final static char[] codes = { '1', '0', 'X', '9', '8', '7', '6',
'5', '4', '3', '2' };
/**
* ????GB11643-1999<>??GB11643-1989<>?涨???????֤???Ƿ???Ϲ淶
*/
public final static boolean identify(String ident) {
if (ident == null) {
return false;
}
int len = ident.length();
if (len != 15 && len != 18) {
return false;
}
for (int i = 0; i < ((len == 15) ? 15 : 17); i++) {
char ch = ident.charAt(i);
if (ch < '0' || ch > '9') {
return false;
}
}
// ??黧???????ص??????????? GB/T2260
int p = (ident.charAt(0) - '0') * 10 + (ident.charAt(1) - '0');
if (p >= provinces.length || provinces[p] == null) {
return false;
}
// ???????????? GB/T7408
int year = 0, month = 0, day = 0;
if (len == 15) {
year = 1900 + (ident.charAt(6) - '0') * 10
+ (ident.charAt(7) - '0');
month = (ident.charAt(8) - '0') * 10 + (ident.charAt(9) - '0');
day = (ident.charAt(10) - '0') * 10 + (ident.charAt(11) - '0');
} else {
year = (ident.charAt(6) - '0') * 1000 + (ident.charAt(7) - '0')
* 100 + (ident.charAt(8) - '0') * 10
+ (ident.charAt(9) - '0');
month = (ident.charAt(10) - '0') * 10 + (ident.charAt(11) - '0');
day = (ident.charAt(12) - '0') * 10 + (ident.charAt(13) - '0');
}
if (month == 2) {
if ((year % 4 == 0) && ((year % 100 != 0) || (year % 400 == 0))) {
// ????2??29??
if (day > 29) {
return false;
}
} else {
if (day > 28) {
return false;
}
}
} else if (month == 4 || month == 6 || month == 9 || month == 11) {
if (day > 30) {
return false;
}
} else if (month <= 12) {
if (day > 31) {
return false;
}
} else {
return false;
}
// ???У????
if (len == 18) {
int[] w = wi;
int mod = 0;
for (int i = 0; i < 17; i++) {
mod += (ident.charAt(i) - '0') * w[i];
}
mod = mod % 11;
if (ident.charAt(17) != codes[mod]) {
return false;
}
}
return true;
}
public static String replace(String src, String findString,
String replaceString) {
if (src == null || findString == null) {
return src;
}
int len = src.length();
if (len == 0) {
return src;
}
int len1 = findString.length();
if (len1 == 0) {
return src;
}
if (replaceString == null) {
return src;
}
int start = 0;
StringBuffer sb = null;
while (true) {
int pos = src.indexOf(findString, start);
if (pos >= 0) {
if (sb == null) {
sb = new StringBuffer(len + 100);
}
for (int i = start; i < pos; i++) {
sb.append(src.charAt(i));
}
sb.append(replaceString);
start = pos + len1;
} else {
if (sb != null) {
for (int i = start; i < len; i++) {
sb.append(src.charAt(i));
}
}
break;
}
}
if (sb != null) {
return sb.toString();
} else {
return src;
}
}
/**
* ?Ƿ???Ч?Ŀɼ??ַ???
*
* @param str
* Object??Ҫ?жϵ??ַ???????
* @return boolean????Ч????true??????false
*/
public static boolean isValidString(Object str) {
if (!(str instanceof String)) {
return false;
}
return !isSpaceString((String) str);
}
/**
* ?ж?str?Ƿ?һ?????ϱ༭?淶?ı???ʽ??ֻ???????Ҫ??Ե????ţ????š???Щ??Ժ?????ɱ???ı???ʽ????????Ի???
* ????û????????淶??顣 ???? 123) ?༭?淶?Ϸ??????Ǽ???Ƿ???
* @param str
* @return
*/
public static boolean isValidExpression(String str) {
if (!isValidString(str)) {
return true;
}
int len = str.length();
int index = 0;
while (index < len) {
char ch = str.charAt(index);
if (ch == '\\') {
index += 2;
} else if (ch == '\"' || ch == '\'') {
int tmp = Sentence.scanQuotation(str, index);
if (tmp < 0) {
return false;
} else {
index = tmp + 1;
}
} else if (ch == '(') {
int tmp = Sentence.scanParenthesis(str, index);
if (tmp < 0) {
return false;
} else {
index = tmp + 1;
}
} else if (ch == '[') {
int tmp = Sentence.scanBracket(str, index);
if (tmp < 0) {
return false;
} else {
index = tmp + 1;
}
} else if (ch == '{') {
int tmp = Sentence.scanBrace(str, index);
if (tmp < 0) {
return false;
} else {
index = tmp + 1;
}
} else {
index++;
}
}
return true;
}
/**
* ?ҳ?compare??keys?е?λ??
*
* @param keys
* String[]
* @param compare
* String
* @return int
*/
public static int indexOf(String[] keys, String compare) {
for (int i = 0; i < keys.length; i++) {
if (keys[i].equals(compare)) {
return i;
}
}
return -1;
}
/**
* ?????ŷֿ???ÿһ??Ԫ?????ӵ?Vector,?մ?????Ϊnull????
*
* @param str
* String,Ҫת?????ַ???
* @return Vector,??????Ӧ??Vector,Vector????SizeΪ0,???ö?????Ϊnull
*/
public static Vector string2Vector(String str) {
return string2Vector(str, ',', false);
}
/**
* ??delim?ֿ???ÿһ??Ԫ?????ӵ?Vector,?մ?????Ϊnull????
*
* @param str
* String,Ҫת?????ַ???
* @param delim
* char,?ָ????
* @return Vector,??????Ӧ??Vector,Vector????SizeΪ0,???ö?????Ϊnull
*/
public static Vector string2Vector(String str, char delim) {
return string2Vector(str, delim, false);
}
/**
* ??delim?ֿ???ÿһ??Ԫ?????ӵ?Vector,?մ?????Ϊnull????
*
* @param str
* String,Ҫת?????ַ???
* @param delim
* char,?ָ????
* @param removeEsc
* boolean,?Ƿ??滻ÿһ?ڵ?ת??
* @return Vector,??????Ӧ??Vector,Vector????SizeΪ0,???ö?????Ϊnull
*/
public static Vector string2Vector(String str, char delim, boolean removeEsc) {
Vector v = new Vector();
if (str == null) {
return v;
}
ArgumentTokenizer st = new ArgumentTokenizer(str, delim);
String s;
while (st.hasMoreTokens()) {
s = st.nextToken();
if (removeEsc) {
s = Escape.removeEscAndQuote(s);
}
if (!isValidString(s)) {
s = null;
}
v.add(s);
}
return v;
}
/**
* ???????б?תΪ?ַ???????
*
* @param list List
* @return String[]
*/
// ???õ?utilĿ¼,û??????????ע?͵?,wunan
// ???ü?toString
public static String[] toStringArray(ArrayList list) {
int c = list.size();
if (c == 0)
return null;
String[] array = new String[c];
for (int i = 0; i < c; i++) {
Object o = list.get(i);
if (o != null) {
array[i] = o.toString();
}
}
return array;
}
/**
* ??鵱ǰ?????Ƿ???ָ????hosts??Χ
* @param hosts??ָ???????????ʱ????Ӣ?Ķ??ŷֿ???hostsΪ??ʱ??????飬ֱ?ӷ???true
* @return
*/
public static boolean checkHosts(String hosts) {
String host = null;
try {
host = InetAddress.getLocalHost().getHostName();
} catch (UnknownHostException e) {
e.printStackTrace();
return false;
}
if (!isValidString(hosts)) {
return true;
}
String thisIp = host;
boolean found = false;
ArgumentTokenizer at = new ArgumentTokenizer(hosts, ',');
while (at.hasMoreTokens()) {
String tmpIp = at.nextToken().trim();
if (thisIp.equals(tmpIp)) {
found = true;
break;
}
}
return found;
}
/**
* ????ֺŵı????Ŵ???ͼ?õ?ˮӡ????ʱ??Ҳ??Ҫ?Ŵ???Ӧ????
* @param fontSize
* @param scale
* @return
*/
public static int getScaledFontSize(int fontSize, float scale) {
int size = fontSize;
// ????????Ŵ??ֻȡ???????֣?????ɲ??ֽӽ?Ceiling??һЩ?ֺŻ?ƫС?????Լ???0.3?Ժ???ȡ??
return (int) (size * scale + 0.3f);
}
private static boolean startsWithIgnoreCase(String source, String target) {
int targetCount = target.length();
if (targetCount == 0) {
return true;
}
int sourceCount = source.length();
if (sourceCount < targetCount) {
return false;
}
for (int j = 0, k = 0; k < targetCount; ++j, ++k) {
if (source.charAt(j) != target.charAt(k) && Character.toUpperCase(source.charAt(j)) != Character.toUpperCase(target.charAt(k))) {
return false;
}
}
return true;
}
private static boolean endsWithIgnoreCase(String source, String target) {
int targetCount = target.length();
if (targetCount == 0) {
return true;
}
int sourceCount = source.length();
if (sourceCount < targetCount) {
return false;
}
for (int j = sourceCount - targetCount, k = 0; k < targetCount; ++j, ++k) {
if (source.charAt(j) != target.charAt(k) && Character.toUpperCase(source.charAt(j)) != Character.toUpperCase(target.charAt(k))) {
return false;
}
}
return true;
}
/**
* ?????Ӵ???Դ???е?λ??
* @param source Դ??
* @param target ?Ӵ?
* @param fromIndex Դ??????ʼ????λ??
* @param ignoreCase ?Ƿ???Դ?Сд
* @param headOnly ?Ƿ?ֻ?Ƚ?ͷ??
* @param isLast ?Ƿ?Ӻ?ʼ??
* @param skipQuotation ?Ƿ??????????ڵ??ַ?
* @return λ?ã??Ҳ???????-1
*/
public static int pos(String source, String target, int fromIndex,
boolean ignoreCase, boolean headOnly, boolean isLast, boolean skipQuotation) {
if (ignoreCase) {
if (headOnly) {
if (isLast) {
if (endsWithIgnoreCase(source, target)) {
return source.length() - target.length();
} else {
return -1;
}
} else {
if (startsWithIgnoreCase(source, target)) {
return 0;
} else {
return -1;
}
}
} else if (skipQuotation) {
if (isLast) {
return lastIndexOf(source, target, fromIndex, true, true);
} else {
return indexOf(source, target, fromIndex, true, true);
}
} else if (isLast) {
return lastIndexOf(source, target, fromIndex, true, false);
} else {
return indexOf(source, target, fromIndex, true, false);
}
} else if (skipQuotation) {
if (isLast) {
if (headOnly) {
int index = source.length() - target.length();
if (source.startsWith(target, index)) {
return index;
} else {
return -1;
}
} else {
return lastIndexOf(source, target, fromIndex, false, true);
}
} else if (headOnly) {
if (source.startsWith(target, 0)) {
return 0;
} else {
return -1;
}
} else {
return indexOf(source, target, fromIndex, false, true);
}
} else if (isLast) {
if (headOnly) {
int index = source.length() - target.length();
if (source.startsWith(target, index)) {
return index;
} else {
return -1;
}
} else {
return source.lastIndexOf(target, fromIndex);
}
} else if (headOnly) {
if (source.startsWith(target, 0)) {
return 0;
} else {
return -1;
}
} else {
return source.indexOf(target, fromIndex);
}
}
/**
* ????????????Դ???е?λ?ã?????Դ???????Ҳ???????ĸ?????֡??»???
* @param source Դ??
* @param target ??
* @param fromIndex Դ??????ʼ????λ??
* @param ignoreCase ?Ƿ???Դ?Сд
* @param headOnly ?Ƿ?ֻ?Ƚ?ͷ??
* @param isLast ?Ƿ?Ӻ?ʼ??
* @param skipQuotation ?Ƿ??????????ڵ??ַ?
* @return λ?ã??Ҳ???????-1
*/
public static int wholePos(String source, String target, int fromIndex,
boolean ignoreCase, boolean headOnly, boolean isLast, boolean skipQuotation) {
if (ignoreCase) {
source = source.toUpperCase();
target = target.toUpperCase();
}
if (headOnly) {
if (isLast) {
int index = source.length() - target.length();
if (source.startsWith(target, index)) {
if (index == 0 || !Character.isJavaIdentifierPart(source.charAt(index - 1))) {
return index;
} else {
return -1;
}
} else {
return -1;
}
} else {
if (source.startsWith(target, 0)) {
int len = target.length();
if (source.length() == len || !Character.isJavaIdentifierPart(source.charAt(len))) {
return 0;
} else {
return -1;
}
} else {
return -1;
}
}
}
int srcLen = source.length();
int len = target.length();
if (skipQuotation) {
if (isLast) {
while (true) {
int pos = lastIndexOf(source, target, fromIndex, false, true);
if (pos == -1) {
return -1;
} else if ((pos == 0 || !Character.isJavaIdentifierPart(source.charAt(pos - 1))) &&
(pos + len == srcLen || !Character.isJavaIdentifierPart(source.charAt(pos + len)))) {
return pos;
} else {
fromIndex -= len;
}
}
} else {
while (true) {
int pos = indexOf(source, target, fromIndex, false, true);
if (pos == -1) {
return -1;
} else if ((pos == 0 || !Character.isJavaIdentifierPart(source.charAt(pos - 1))) &&
(pos + len == srcLen || !Character.isJavaIdentifierPart(source.charAt(pos + len)))) {
return pos;
} else {
fromIndex += len;
}
}
}
} else if (isLast) {
while (true) {
int pos = source.lastIndexOf(target, fromIndex);
if (pos == -1) {
return -1;
} else if ((pos == 0 || !Character.isJavaIdentifierPart(source.charAt(pos - 1))) &&
(pos + len == srcLen || !Character.isJavaIdentifierPart(source.charAt(pos + len)))) {
return pos;
} else {
fromIndex -= len;
}
}
} else {
while (true) {
int pos = source.indexOf(target, fromIndex);
if (pos == -1) {
return -1;
} else if ((pos == 0 || !Character.isJavaIdentifierPart(source.charAt(pos - 1))) &&
(pos + len == srcLen || !Character.isJavaIdentifierPart(source.charAt(pos + len)))) {
return pos;
} else {
fromIndex += len;
}
}
}
}
private static int indexOf(String source, String target, int fromIndex,
boolean ignoreCase, boolean skipQuotation) {
int sourceCount = source.length();
int targetCount = target.length();
if (fromIndex >= sourceCount) {
return (targetCount == 0 ? sourceCount : -1);
}
if (fromIndex < 0) {
fromIndex = 0;
}
if (targetCount == 0) {
return fromIndex;
}
char first = target.charAt(0);
int max = sourceCount - targetCount;
if (ignoreCase) {
char upFirst = Character.toUpperCase(first);
if (skipQuotation) {
Next:
for (int i = fromIndex; i <= max; ++i) {
// Look for first character.
while(true) {
char c = source.charAt(i);
if (c == first || Character.toUpperCase(c) == upFirst) {
break;
} else if (c == '"' || c == '\'') {
i = source.indexOf(c, i + 1);
if (i == -1) {
return -1;
} else if (++i > max) {
return -1;
}
} else if (++i > max) {
return -1;
}
}
// Found first character, now look at the rest of v2
for (int j = i + 1, k = 1; k < targetCount; ++j, ++k) {
if (source.charAt(j) != target.charAt(k)
&& Character.toUpperCase(source.charAt(j)) != Character
.toUpperCase(target.charAt(k))) {
continue Next;
}
}
// Found whole string.
return i;
}
return -1;
} else {
Next:
for (int i = fromIndex; i <= max; ++i) {
// Look for first character.
while (source.charAt(i) != first
&& Character.toUpperCase(source.charAt(i)) != upFirst) {
if (++i > max) {
return -1;
}
}
// Found first character, now look at the rest of v2
for (int j = i + 1, k = 1; k < targetCount; ++j, ++k) {
if (source.charAt(j) != target.charAt(k)
&& Character.toUpperCase(source.charAt(j)) != Character
.toUpperCase(target.charAt(k))) {
continue Next;
}
}
// Found whole string.
return i;
}
return -1;
}
} else { // skipQuotationΪtrue
Next:
for (int i = fromIndex; i <= max; ++i) {
// Look for first character.
while(true) {
char c = source.charAt(i);
if (c == first) {
break;
} else if (c == '"' || c == '\'') {
i = source.indexOf(c, i + 1);
if (i == -1) {
return -1;
} else if (++i > max) {
return -1;
}
} else if (++i > max) {
return -1;
}
}
// Found first character, now look at the rest of v2
for (int j = i + 1, k = 1; k < targetCount; ++j, ++k) {
if (source.charAt(j) != target.charAt(k)) {
continue Next;
}
}
// Found whole string.
return i;
}
return -1;
}
}
private static int lastIndexOf(String source, String target, int fromIndex,
boolean ignoreCase, boolean skipQuotation) {
if (fromIndex < 0) {
return -1;
}
int targetCount = target.length();
int sourceCount = source.length();
int rightIndex = sourceCount - targetCount;
if (fromIndex > rightIndex) {
fromIndex = rightIndex;
}
if (targetCount == 0) {
return fromIndex;
}
int lastIndex = targetCount - 1;
char lastChar = target.charAt(lastIndex);
int i = lastIndex + fromIndex;
if (ignoreCase) {
char upLast = Character.toUpperCase(lastChar);
if (skipQuotation) {
startSearchForLastChar:
while (i >= lastIndex) {
while(true) {
char c = source.charAt(i);
if (c == lastChar || Character.toUpperCase(c) == upLast) {
break;
} else if (c == '"' || c == '\'') {
i = source.lastIndexOf(c, i - 1);
if (i == -1) {
return -1;
} else if (--i < lastIndex) {
return -1;
}
} else if (--i < lastIndex) {
return -1;
}
}
int j = i;
int k = lastIndex;
while (k > 0) {
char s = source.charAt(--j);
char t = target.charAt(--k);
if (s != t && Character.toUpperCase(s) != Character.toUpperCase(t)) {
--i;
continue startSearchForLastChar;
}
}
return j;
}
return -1;
} else {
startSearchForLastChar:
while (i >= lastIndex) {
while(true) {
char c = source.charAt(i);
if (c == lastChar || Character.toUpperCase(c) == upLast) {
break;
} else if (--i < lastIndex) {
return -1;
}
}
int j = i;
int k = lastIndex;
while (k > 0) {
char s = source.charAt(--j);
char t = target.charAt(--k);
if (s != t && Character.toUpperCase(s) != Character.toUpperCase(t)) {
--i;
continue startSearchForLastChar;
}
}
return j;
}
return -1;
}
} else { // skipQuotationΪtrue
startSearchForLastChar:
while (i >= lastIndex) {
while(true) {
char c = source.charAt(i);
if (c == lastChar) {
break;
} else if (c == '"' || c == '\'') {
i = source.lastIndexOf(c, i - 1);
if (i == -1) {
return -1;
} else if (--i < lastIndex) {
return -1;
}
} else if (--i < lastIndex) {
return -1;
}
}
int j = i;
int k = lastIndex;
while (k > 0) {
if (source.charAt(--j) != target.charAt(--k)) {
--i;
continue startSearchForLastChar;
}
}
return j;
}
return -1;
}
}
/**
* ?????Ӵ???λ?ã????Դ?Сд
* @param source Դ??
* @param target Ŀ???Ӵ?
* @param fromIndex Դ??????ʼ????λ??
* @return λ?ã??Ҳ???????-1
*/
public static int indexOfIgnoreCase(String source, String target, int fromIndex) {
int sourceCount = source.length();
int targetCount = target.length();
if (fromIndex >= sourceCount) {
return (targetCount == 0 ? sourceCount : -1);
}
if (fromIndex < 0) {
fromIndex = 0;
}
if (targetCount == 0) {
return fromIndex;
}
char first = target.charAt(0);
char upFirst = Character.toUpperCase(first);
int max = sourceCount - targetCount;
Next:
for (int i = fromIndex; i <= max; ++i) {
// Look for first character.
while (source.charAt(i) != first
&& Character.toUpperCase(source.charAt(i)) != upFirst) {
if (++i > max) {
return -1;
}
}
// Found first character, now look at the rest of v2
for (int j = i + 1, k = 1; k < targetCount; ++j, ++k) {
if (source.charAt(j) != target.charAt(k)
&& Character.toUpperCase(source.charAt(j)) != Character
.toUpperCase(target.charAt(k))) {
continue Next;
}
}
// Found whole string.
return i;
}
return -1;
}
/**
* ??????ǰpre????һ??????֪???ַ?ΧexistsNames?ڵ?Ψһ??????
* @param pre ????ǰ
* @param existsNames ??֪?????ַ?Χ
* @return ??֪??Χ??Ψһ????????
*/
public static String getNewName(String pre,String[] existsNames) {
ArrayList names = new ArrayList();
if(existsNames!=null) {
int size = existsNames.length;
for(int i=0;i names) {
if (names == null) {
names = new ArrayList();
}
if (!names.contains(pre)) {
return pre;
}
int index = 1;
while (names.contains(pre + index)) {
index++;
}
return pre + index;
}
public final static boolean matches(byte[] value, int pos1, int len1, byte[] fmt) {
if (value == null || fmt == null) {
return false;
}
return matches(value, pos1, len1, fmt, 0);
}
//fastģʽ????????????\
public final static boolean matches_fast(byte[] value, int pos1, int len1, byte[] fmt) {
if (value == null || fmt == null) {
return false;
}
return matches_fast(value, pos1, len1, fmt, 0);
}
private final static boolean matches_fast(byte[] src, int pos1, int len1, byte[] fmt, int pos2) {
int len2 = fmt.length;
boolean any = false; // ?Ƿ????Ǻ?
while (pos2 < len2) {
byte ch = fmt[pos2];
if (ch == '*') {
pos2++;
any = true;
} else if (any) {
// \* ??ʾ??λ????Ҫ?ַ?'*'????????ͨ???*
while (pos1 < len1) {
// ?ҵ???ƥ????ַ?
if (src[pos1++] == ch) {
// ?ж?ʣ?µĴ??Ƿ?ƥ?䣬?????ƥ??????Դ??һ???ַ????ʽ??????ƥ??
if (matches_fast(src, pos1, len1, fmt, pos2 + 1)) {
return true;
}
}
}
return false;
} else {
// Դ????ǰ?ַ???Ҫ???ʽ????ǰ?ַ?ƥ??
if (pos1 == len1 || src[pos1++] != ch) {
return false;
}
for (++pos2; pos2 < len2;) {
ch = fmt[pos2];
if (ch == '*') {
any = true;
pos2++;
break;
} else {
if (pos1 == len1 || src[pos1++] != ch) {
return false;
}
pos2++;
}
}
}
}
return any || pos1 == len1;
}
private final static boolean matches(byte[] src, int pos1, int len1, byte[] fmt, int pos2) {
int len2 = fmt.length;
boolean any = false; // ?Ƿ????Ǻ?
while (pos2 < len2) {
byte ch = fmt[pos2];
if (ch == '*') {
pos2++;
any = true;
} else if (ch == '?') {
// Դ????Ҫ??????һ???ַ????ƥ??
if (++pos1 > len1) {
return false;
}
pos2++;
} else if (any) {
// \* ??ʾ??λ????Ҫ?ַ?'*'????????ͨ???*
if (ch == '\\' && pos2 + 1 < len2) {
byte c = fmt[pos2 + 1];
if (c == '*' || c == '?') {
ch = c;
pos2++;
}
}
while (pos1 < len1) {
// ?ҵ???ƥ????ַ?
if (src[pos1++] == ch) {
// ?ж?ʣ?µĴ??Ƿ?ƥ?䣬?????ƥ??????Դ??һ???ַ????ʽ??????ƥ??
if (matches(src, pos1, len1, fmt, pos2 + 1)) {
return true;
}
}
}
return false;
} else {
// \* ??ʾ??λ????Ҫ?ַ?'*'????????ͨ???*
if (ch == '\\' && pos2 + 1 < len2) {
byte c = fmt[pos2 + 1];
if (c == '*' || c == '?') {
ch = c;
pos2++;
}
}
// Դ????ǰ?ַ???Ҫ???ʽ????ǰ?ַ?ƥ??
if (pos1 == len1 || src[pos1++] != ch) {
return false;
}
for (++pos2; pos2 < len2;) {
ch = fmt[pos2];
if (ch == '*') {
any = true;
pos2++;
break;
} else if (ch == '?') {
if (++pos1 > len1) {
return false;
}
pos2++;
} else {
// \* ??ʾ??λ????Ҫ?ַ?'*'????????ͨ???*
if (ch == '\\' && pos2 + 1 < len2) {
byte c = fmt[pos2 + 1];
if (c == '*' || c == '?') {
ch = c;
pos2++;
}
}
if (pos1 == len1 || src[pos1++] != ch) {
return false;
}
pos2++;
}
}
}
}
return any || pos1 == len1;
}
public static boolean isAssicString(String str) {
if (str == null) return true;
int len = str.length();
if (len == 0) return true;
for (int i = 0; i < len; i++) {
char ch = str.charAt(i);
if (ch < 0 || ch >= 0x80)
return false;
}
return true;
}
}
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