util.java

BBS-CS(天乙社区) v5.2.2源码版

package com.laoer.bbscs.util;

import java.util.*;
import java.text.*;
import java.io.*;
import com.laoer.bbscs.sysinfo.*;

public class Util {
  public Util() {
  }

  /*
     public static void log(String logMsg) {
    Date myDate = new Date();
    try {
      BufferedWriter out = new BufferedWriter(new FileWriter(Sys.SYSINFO.SYSLOG, true));
      out.write(logMsg + "  [" + fotmatDate1(myDate) + "]\n");
      out.close();
    }
    catch (IOException e) {
      //System.out.println(e.getMessage());
    }
     }*/

  public static String[] split(String source, String div) {
    int arynum = 0, intIdx = 0, intIdex = 0, div_length = div.length();
    if (source.compareTo("") != 0) {
      if (source.indexOf(div) != -1) {
        intIdx = source.indexOf(div);
        for (int intCount = 1; ; intCount++) {
          if (source.indexOf(div, intIdx + div_length) != -1) {
            intIdx = source.indexOf(div, intIdx + div_length);
            arynum = intCount;
          }
          else {
            arynum += 2;
            break;
          }
        }
      }
      else {
        arynum = 1;
      }
    }
    else {
      arynum = 0;

    }
    intIdx = 0;
    intIdex = 0;
    String[] returnStr = new String[arynum];

    if (source.compareTo("") != 0) {
      if (source.indexOf(div) != -1) {
        intIdx = (int) source.indexOf(div);
        returnStr[0] = (String) source.substring(0, intIdx);
        for (int intCount = 1; ; intCount++) {
          if (source.indexOf(div, intIdx + div_length) != -1) {
            intIdex = (int) source.indexOf(div, intIdx + div_length);
            returnStr[intCount] = (String) source.substring(intIdx + div_length,
                intIdex);
            intIdx = (int) source.indexOf(div, intIdx + div_length);
          }
          else {
            returnStr[intCount] = (String) source.substring(intIdx + div_length,
                source.length());
            break;
          }
        }
      }
      else {
        returnStr[0] = (String) source.substring(0, source.length());
        return returnStr;
      }
    }
    else {
      return returnStr;
    }
    return returnStr;
  }

  public static String dealNull(String str) {
    String returnstr = null;
    if (str == null) {
      returnstr = "";
    }
    else {
      returnstr = str;
    }
    return returnstr;
  }

  public static Object dealNull(Object obj) {
    Object returnstr = null;
    if (obj == null) {
      returnstr = (Object) ("");
    }
    else {
      returnstr = obj;
    }
    return returnstr;
  }

  static int dealEmpty(String s) {
    s = dealNull(s);
    if (s.equals("")) {
      return 0;
    }
    return Integer.parseInt(s);
  }

  public static String replace(String str, String substr, String restr) {
    String[] tmp = split(str, substr);
    String returnstr = null;
    if (tmp.length != 0) {
      returnstr = tmp[0];
      for (int i = 0; i < tmp.length - 1; i++) {
        returnstr = dealNull(returnstr) + restr + tmp[i + 1];
      }
    }
    return dealNull(returnstr);
  }

  public static String addBr(String txt) {
    if (txt != null) {
      txt = replace(txt, "\n", "<br>");
      //txt = replace(txt,"\n","<BR>");
    }
    return txt;
  }

  public static String addColon(String txt) {
    if (txt != null) {
      //txt = replace(txt,"<br>",":<br>");
      //txt = replace(txt,"<BR>",":<BR>");
      txt = replace(txt, "<br>", "<br>:");
      txt = replace(txt, "<BR>", "<BR>:");
      //txt = replace(txt,"<p>",":<p>");
      //txt = replace(txt,"<P>",":<P>");
    }
    return txt;
  }

  public static String addColonn(String txt) {
    if (txt != null) {
      txt = replace(txt, "<br>", "<br>:");
      txt = replace(txt, "<BR>", "<BR>:");
      //txt = replace(txt,"<br>","<br>:");
      //txt = replace(txt,"<BR>","<BR>:");
      //txt = replace(txt,"<p>",":<p>");
      //txt = replace(txt,"<P>",":<P>");
    }
    return txt;
  }

  public static String changeColor(String txt) {
    if (txt != null) {
      txt = replace(txt, "<br>", "</font><br>");
      txt = replace(txt, "<br>:", "<br><font color=#408080>:");
    }
    return txt;
  }

  public static String delBr(String txt) {
    if (txt != null) {
      txt = replace(txt, "<br>", "\n");
      txt = replace(txt, "<BR>", "\n");
    }
    return txt;
  }

  public static String delP(String txt) {
    if (txt != null) {
      txt = replace(txt, "<P>", "");
      txt = replace(txt, "</P>", "<br>");
    }
    return txt;
  }

  public static String addSlashes(String txt) {
    if (txt != null) {
      txt = replace(txt, "\\", "\\\\");
      txt = replace(txt, "\'", "\\\'");
    }
    return txt;
  }

  public static String unDoAddSlashes(String txt) {
    if (txt != null) {
      txt = replace(txt, "\\", "");
    }
    return txt;
  }

  public static String stripslashes(String txt) {
    if (txt != null) {
      txt = replace(txt, "\\\\", "\\");
      //txt = replace(txt, "\'", "'");
      txt = replace(txt, "\\\'", "\'");
      txt = replace(txt, "\\\"", "\"");
      txt = replace(txt, "\\&quot;", "\"");
      //txt = replace(txt, "\'", "'");
    }
    return txt;
  }

  public static String htmlEncode(String txt) {
    if (txt != null) {
      txt = replace(txt, "&", "&amp;");
      txt = replace(txt, "&amp;amp;", "&amp;");
      txt = replace(txt, "&amp;quot;", "&quot;");
      txt = replace(txt, "\"", "&quot;");
      txt = replace(txt, "&amp;lt;", "&lt;");
      txt = replace(txt, "<", "&lt;");
      txt = replace(txt, "&amp;gt;", "&gt;");
      txt = replace(txt, ">", "&gt;");
      txt = replace(txt, "&amp;nbsp;", "&nbsp;");
      //txt = replace(txt," ","&nbsp;");
    }
    return txt;
  }

  public static String unHtmlEncode(String txt) {
    if (txt != null) {
      txt = replace(txt, "&amp;", "&");
      txt = replace(txt, "&quot;", "\"");
      txt = replace(txt, "&lt;", "<");
      txt = replace(txt, "&gt;", ">");
      txt = replace(txt, "&nbsp;", " ");
    }
    return txt;
  }

  public static String ScriptEncode(String txt) {
    if (txt != null) {
      txt = replace(txt, "script", "s cript");
      txt = replace(txt, "SCRIPT", "s cript");
      txt = replace(txt, "Script", "s cript");
      txt = replace(txt, "SCript", "s cript");
      txt = replace(txt, "<marquee", "&lt;marquee");
      txt = replace(txt, "<Marquee", "&lt;marquee");
      txt = replace(txt, "<MARQUEE", "&lt;marquee");
      txt = replace(txt, "<html", "&lt;html");
      txt = replace(txt, "<Html", "&lt;html");
      txt = replace(txt, "<HTML", "&lt;HTML");
      txt = replace(txt, "<head", "&lt;head");
      txt = replace(txt, "<HEAD", "&lt;HEAD");
      txt = replace(txt, "<Head", "&lt;head");
      txt = replace(txt, "<title", "&lt;title");
      txt = replace(txt, "<TITLE", "&lt;TITLE");
      txt = replace(txt, "<Title", "&lt;title");
      txt = replace(txt, "<body", "&lt;body");
      txt = replace(txt, "<BODY", "&lt;BODY");
      txt = replace(txt, "<Body", "&lt;body");
      txt = replace(txt, "<frame", "&lt;frame");
      txt = replace(txt, "<FRAME", "&lt;FRAME");
      txt = replace(txt, "<Frame", "&lt;frame");
      txt = replace(txt, "<frameset", "&lt;frameset");
      txt = replace(txt, "<FRAMESET", "&lt;FRAMESET");
      txt = replace(txt, "<Frameset", "&lt;frameset");
      txt = replace(txt, "<meta", "&lt;meta");
      txt = replace(txt, "<META", "&lt;META");
      txt = replace(txt, "<Meta", "&lt;Meta");
      /*
             txt = txt.toUpperCase(Sys.getLocale());
             txt = replace(txt, "SCRIPT", "S CRIPT");
             txt = replace(txt, "<MARQUEE", "&lt;marquee");
             txt = replace(txt, "<HTML", "&lt;HTML");
             txt = replace(txt, "<HEAD", "&lt;HEAD");
             txt = replace(txt, "<TITLE", "&lt;TITLE");
             txt = replace(txt, "<BODY", "&lt;BODY");
             txt = replace(txt, "<FRAME", "&lt;FRAME");
             txt = replace(txt, "<FRAMESET", "&lt;FRAMESET");
           txt = replace(txt.toLowerCase(Sys.getLocale()), "script", "s cript");
           txt = replace(txt.toLowerCase(Sys.getLocale()), "<marquee", "< marquee");
           txt = replace(txt.toLowerCase(Sys.getLocale()), "<html", "< html");
           txt = replace(txt.toLowerCase(Sys.getLocale()), "<head", "< head");
           txt = replace(txt.toLowerCase(Sys.getLocale()), "<title", "< title");
           txt = replace(txt.toLowerCase(Sys.getLocale()), "<body", "< body");
           txt = replace(txt.toLowerCase(Sys.getLocale()), "<frame", "< frame");
           txt = replace(txt.toLowerCase(Sys.getLocale()), "<frameset", "< frameset");
       */

    }
    return txt;
  }

  public static boolean isNumber(String validString) {
    byte[] tempbyte = validString.getBytes();
    for (int i = 0; i < validString.length(); i++) {
      //by=tempbyte[i];
      if ( (tempbyte[i] < 48) || (tempbyte[i] > 57)) {
        return false;
      }
    }
    return true;
  }

  public static boolean isChar(String validString) {
    byte[] tempbyte = validString.getBytes();
    for (int i = 0; i < validString.length(); i++) {
      //  by=tempbyte[i];
      if ( (tempbyte[i] < 48) || ( (tempbyte[i] > 57) & (tempbyte[i] < 65)) ||
          (tempbyte[i] > 122) || ( (tempbyte[i] > 90) & (tempbyte[i] < 95)) ||
          ( (tempbyte[i] > 95) & (tempbyte[i] < 97))) {
        return false;
      }
    }
    return true;
  }

  public static boolean isLetter(String validString) {
    byte[] tempbyte = validString.getBytes();
    for (int i = 0; i < validString.length(); i++) {
      //by=tempbyte[i];
      if ( (tempbyte[i] < 65) || (tempbyte[i] > 122) ||
          ( (tempbyte[i] > 90) & (tempbyte[i] < 97))) {
        return false;
      }
    }
    return true;
  }

  public static String iso2gb(String str) {
    if (str != null) {
      byte[] tmpbyte = null;
      try {
        tmpbyte = str.getBytes("ISO8859_1");
      }
      catch (Exception e) {
        System.out.println("Error: Method: dbconn.iso2gb :" + e.getMessage());
      }
      try {
        str = new String(tmpbyte, "GBK");
      }
      catch (Exception e) {
        System.out.println("Error: Method: dbconn.gb2iso :" + e.getMessage());
      }
    }
    return str;
  }

  public static String gb2iso(String str) {
    if (str != null) {
      byte[] tmpbyte = null;
      try {
        tmpbyte = str.getBytes("GBK");
      }
      catch (Exception e) {