Java-DealString工具类

import java.text.NumberFormat;import java.util.Date;import java.util.Locale;import java.util.StringTokenizer;public class DealString {    public DealString() {    }    //判断字符串是否为空，并删除首尾空格    public static String convertNullCode(String tempSql){        if (tempSql==null) tempSql="";        return tempSql;    }    /**     * 字符串替换操作     * @param originString 原字符串     * @param oldString 被替换字符串     * @param newString 替换字符串     * @return 替换操作后的字符串     */    public static String replace(String originString,String oldString,String newString){        String getstr = originString;        while(getstr.indexOf(oldString)>-1){            getstr = getstr.substring(0,getstr.indexOf(oldString)) + newString + getstr.substring(getstr.indexOf(oldString)+oldString.length(),getstr.length());        }        return getstr;    }    /**     * 代码转换，GBK转换为ISO-8859-1     * @param tempSql 要转换的字符串     * @return     */    public static String ISOCode(String tempSql){        String returnString = convertNullCode(tempSql);        try{            byte[] ascii = returnString.getBytes("GBK");            returnString = new String(ascii,"ISO-8859-1");        }catch(Exception e){            e.printStackTrace();        }        return returnString;    }    /**     * 代码转换，ISO-8859-1转换为GBK     * @param tempSql 要转换的字符串     * @return     */    public static String GBKCode(String tempSql){        String returnString = convertNullCode(tempSql);        try{            byte[] ascii = returnString.getBytes("ISO-8859-1");            returnString = new String(ascii,"GBK");        }catch(Exception e){            e.printStackTrace();        }        return returnString;    }    /**     * 代码转换 从srcCode转换为destCode     * @param srcCode 原编码     * @param destCode 目标编码     * @param strTmp 要转换的字符串     * @return     */    public static String convertCode(String srcCode,String destCode,String strTmp){        String returnString = convertNullCode(strTmp);        try{            byte[] ascii=returnString.getBytes(srcCode);            returnString =new String(ascii,destCode);        }catch(Exception e){            e.printStackTrace();        }        return returnString;    }    /**     * 代码转换，GBK转换为big5     * @param tempSql 要转换的字符串     * @return     */    public static String GBK2BIG5Code(String tempSql){        String returnString = convertNullCode(tempSql);        try{            byte[] ascii=returnString.getBytes("GBK");            returnString =new String(ascii,"big5");        }catch(Exception e){            e.printStackTrace();        }        return returnString;    }    //替换非法字符    public static String convertHtml(String input){        StringBuffer returnString = new StringBuffer(input.length());        char ch = ' ';        for (int i = 0;i<input.length();i++){            ch = input.charAt( i);            if (ch == '<'){                returnString = returnString.append("&lt");            }else if (ch == '>'){                returnString = returnString.append("&gt");            }else if (ch == ' '){                returnString = returnString.append("&nbsp");            }else if (ch == '\\'){                returnString = returnString.append("&acute");            }else{                returnString = returnString.append(ch);            }        }        return returnString.toString();    }    /*     *     */    private String delSQlString(String sql){        String delSql = "in(";        StringTokenizer Tokenizer = new StringTokenizer(sql,"|");        // 标记本身等于分隔符的特殊情况        delSql += Tokenizer.nextToken().toString();        while (Tokenizer.hasMoreTokens()) {            delSql += Tokenizer.nextToken() + ",";        }        delSql = delSql.substring(0,delSql.length()-1) + ")";        return delSql;    }    /*     * format selectedIDs to sql language     * in (...)     * second of methods bt own idea     */    private String delNewSQlString(String sql){        return "in (" + sql.replace('|',',') + ")";    }    private static final char[] QUOTE_ENCODE = "&quot;".toCharArray();    private static final char[] AMP_ENCODE = "&amp;".toCharArray();    private static final char[] LT_ENCODE = "&lt;".toCharArray();    private static final char[] GT_ENCODE = "&gt;".toCharArray();    /**     * This method takes a string which may contain HTML tags (ie, &lt;b&gt;,     * &lt;table&gt;, etc) and converts the '&lt'' and '&gt;' characters to     * their HTML escape sequences.     *     * @param in the text to be converted.     * @return the input string with the characters '&lt;' and '&gt;' replaced     *  with their HTML escape sequences.     */    public static final String escapeHTMLTags(String in) {        if (in == null) {            return null;        }        char ch;        int i=0;        int last=0;        char[] input = in.toCharArray();        int len = input.length;        StringBuffer out = new StringBuffer((int)(len*1.3));        for (; i < len; i++) {            ch = input[i];            if (ch > '>') {                continue;            } else if (ch == '<') {                if (i > last) {                    out.append(input, last, i - last);                }                last = i + 1;                out.append(LT_ENCODE);            } else if (ch == '>') {                if (i > last) {                    out.append(input, last, i - last);                }                last = i + 1;                out.append(GT_ENCODE);            }        }        if (last == 0) {            return in;        }        if (i > last) {            out.append(input, last, i - last);        }        return out.toString();    }    public static String filterString(String allstr)    {        StringBuffer returnString = new StringBuffer(allstr.length());        char ch = ' ';        for (int i = 0; i < allstr.length(); i++)        {            ch = allstr.charAt(i);            String lsTemp = "'";            char lcTemp = lsTemp.charAt(0);            if (ch == lcTemp)            {                returnString.append("''");            }            else            {                returnString.append(ch);            }        }        return returnString.toString();    }    /**     * 数字的金额表达式     * @param num     * @return     */    public static String convertNumToMoney(int num){        NumberFormat formatc = NumberFormat.getCurrencyInstance(Locale.CHINA);        String strcurr = formatc.format(num);        System.out.println(strcurr);        //num = NumberFormat.getInstance().setParseIntegerOnly(true));        return strcurr;    }    public static void main(String args[]){        DealString.convertNumToMoney(1234566);    }}