一些非常有用的JAVA常用方法( 2)

int cInt(float stsid){
     int cInt = 0;
     try{
      int stsid1 = 0;
   if(stsid > 0){
      if((stsid - (int)stsid > 0) && (stsid - (int)stsid != 0.5))
         stsid1 = (int)(stsid + 0.5);
      if(stsid - (int)stsid == 0.5){
      if(((int)(stsid-0.5))％2 == 0)
         stsid1 = (int)(stsid - 0.5);
      else
            stsid1 = (int)(stsid + 0.5);
      }
            if(stsid - (int)stsid ==0)
      stsid1 = (int)stsid;
   }else{
      stsid = -stsid;
   if((stsid - (int)stsid > 0) && (stsid - (int)stsid != 0.5))
         stsid1 = - (int)(stsid + 0.5);
      if(stsid - (int)stsid == 0.5){
      if(((int)(stsid-0.5))％2 == 0)
         stsid1 = - (int)(stsid - 0.5);
      else
            stsid1 = - (int)(stsid + 0.5);
      }
            if(stsid - (int)stsid ==0)
      stsid1 = - (int)stsid;
   }
   cInt = stsid1;
  }catch(Exception e){}
  return cInt;
  }

long cLng(float numb){
     int nu = 0;
     long cLng = 0;
     try{
        nu = cInt(numb);
        cLng = (long) nu;
     }catch(Exception e){}
     return cLng;
}

float dealFloat(String s){
    s=dealNull(s);
    if (s.equals(""))
return 0;
    return Float.parseFloat(s);
}

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 class stc_RSYB_Name
  {
    public int pos = -1;
    public String NAME = "";
    public String host = "";
    public String home1 = "";
    public String home2 = "";
    public String home3 = "";
  }
  public class stc_SYB_INF
  {
    String reg_name  = "";
    String G_SYB = "";
    String R_SYB = "";
  }
file://输出空格
void showBlank(int num,JspWriter out){
try{
for(int i=0;i<=num;i++)
  out.print(" ");
}
catch(Exception e){}  
}


   String g_syb_mk(){
     String g_syb_mk = null;
     String NIS_M_O = "1???????????????????????????????????????????????????????????????";
  String LOCAL_M = "?1??????????????????????????????????????????????????????????????";
  String WINNT_DC = "????1???????????????????????????????????????????????????????????";
  String NIS_LOCAL = "11??????????????????????????????????????????????????????????????";
  int Ret = 0,RecCount = 0,K = 0;
  String Set_Ret = "ssy";
  String[] DOMEIN = null;
  String[] Group_SYB = null;
  int WK_SYB[];
  try{
    String sql = "select count(*) from 寁嶼婡 where 话兽庬暿 like '"+ NIS_M_O +"' or 话兽庬暿 like '" + LOCAL_M +"' or 话兽庬暿 like '"+WINNT_DC +"'";
    rs = stmt.executeQuery(sql);
    if(rs.next()){
      RecCount = rs.getInt(1);
   rs = null;
    }
    String sql2 = "select * from 寁嶼婡 where 话兽庬暿 like '"+ NIS_M_O +"' or 话兽庬暿 like '" + LOCAL_M +"' or 话兽庬暿 like '"+WINNT_DC +"'";
    while(rs.next()){
      int i = 0;
         DOMEIN[i] = rs.getString("霓也輺?);
   i++;
    }
    for(int j = 0 ; j < RecCount ; j++){
      String sql3 = "select * from 僌儖乕僾庬暿 where 霓也輺?= '" + DOMEIN[j] +"'";
   rs = stmt.executeQuery(sql3);
   if(rs.next()){
     K = K + 1;
     Group_SYB[K] = rs.getString("皋侔踢庬暿");
   }
    }
    for(int l = 0; l < 32; l++){
      for(int m = 0; m < K; m++){
     if(Group_SYB[m].substring(l,l+1).equals("1")){
       if(l==1){
      Set_Ret = "1";
    }else{
      Set_Ret = Set_Ret +  "1";
    }
    break;
     }else{
       if(m==K){
      if(l==1){
        Set_Ret = "0";
      }else{
        Set_Ret = Set_Ret + "0";
      }
    }
     }
   }
    }
    g_syb_mk = Set_Ret;
  }catch(Exception e) { }
   return  g_syb_mk;
  }

int reCount(String strtable,String Sel)
{
String mySt="";
int t = 0;
ResultSet rsd=null;
try
{
  mySt= "select count(*) ads from " + strtable  + " " + Sel;
  rsd= conn.createStatement().executeQuery(mySt);
  if (rsd.next())
  {
   t=rsd.getInt("ads");
  }
}
catch(SQLException sqe)
{
  System.out.println("ODBC Wrong :" + sqe +"+" +mySt);
}
rsd = null;
return t;

}

int dCount(String duan,String strTable,String strSel)
{
int t=0;
ResultSet rss=null;
try
{
  String mySql="select count(*) ads from "  + strTable + " where " + strSel + " and "+ duan +" is not null ";
  rss= conn.createStatement().executeQuery(mySql);
  if (rss.next())
  {
   t=rss.getInt("ads");
  }
}
catch(Exception sqe)
{
  System.out.println(sqe);
}
rss=null;
return t;
}

String dLookup(String duan,String strTable,String strSel)
{
        String strReturn = null;
ResultSet rss = null;
try{
              String strsql = "select "+duan+" from "+strTable+" where "+ strSel;
       rss = conn.createStatement().executeQuery(strsql);
       if(rss.next()){
             
       strReturn = rss.getString(duan);
       }
  
}catch(java.sql.SQLException sqle){
     System.out.println("dLookup_Exception:"+sqle);
}

        rss = null;
return strReturn;
}
String rTrim(String str){
     String rstr = str;
  if(str == null)
         {
    rstr = "";
  }
         else
         {
    if(str.length() == 0) rstr = "";
    if(str.length() > 0)
    {
      for(int i = str.length() ; i  >  0 ; i--)
             {
     if(str.substring(i-1,i).equals(" "))  
       rstr = rstr.substring(0,i-1);
     else break;
   }
     }
       
  }
  return rstr;
   }
void sybinf_set(stc_RSYB_Name in_data, stc_SYB_INF out_data) throws java.sql.SQLException{
    String NEW_SYB = "00000000000000000000000000000000";
    out_data.reg_name = in_data.NAME;
    String sql = "";
    String rdomein1 = "";
    String rdomein2 = "";
    String rdomein3 = "";
    ResultSet rsf = null;
    Statement stf = conn.createStatement();
    try {
      sql = "Select 皋侔踢庬暿 From 僌儖乕僾庬暿 Where 霓也輺?= '" + in_data.host + "'";
      rsf = conn.createStatement().executeQuery(sql);
      if (rsf.next()) {
        out_data.G_SYB = dealNull(rsf.getString("皋侔踢庬暿"));
      } else {
        out_data.G_SYB = "";
      }
    } catch(java.sql.SQLException sqle) {
      System.out.println("111111" + sqle);
    }
    try {
      sql = "Select 棙梡庬暿 From 棙梡庬暿 Where 霓也輺?= '" + in_data.home1 + "'";
      rsf = stf.executeQuery(sql);
      if (rsf.next())
        rdomein1 = dealNull(rsf.getString("棙梡庬暿"));
    } catch(java.sql.SQLException sqle) {
      System.out.println("22222" + sqle);
    }
    try {
      sql = "Select 棙梡庬暿 From 棙梡庬暿 Where 霓也輺?= '" + in_data.home2 + "'";
      rsf = stf.executeQuery(sql);
      if (rsf.next())
        rdomein2 = dealNull(rsf.getString("棙梡庬暿"));
    } catch(java.sql.SQLException sqle) {
      System.out.println("333333" + sqle);
    }
    try {
      sql = "Select 棙梡庬暿 From 棙梡庬暿 Where 霓也輺?= '" + in_data.home3 + "'";
      rsf = stf.executeQuery(sql);
      if (rsf.next())
        rdomein3 = dealNull(rsf.getString("棙梡庬暿"));
    } catch(java.sql.SQLException sqle) {
      System.out.println("444444" + sqle);
    }
    rsf = null;
    stf = null;
    String p = Char_OR(rdomein1, rdomein2);
    if (p.equals("")) p = NEW_SYB;
    String q = Char_OR(p, rdomein3);
    if (q.equals("")) q = NEW_SYB;
    out_data.R_SYB = q;
  }
  String Char_OR(String arg1, String arg2) {
    int len1 = -1, len2 = -1, max_len = -1, min_len = -1;
    String ret_sts = "";
    int long_f = -1;
    len1 = arg1.length();
    len2 = arg2.length();
    if (len1 == 0 && len2 > 0)
      return arg2;
    else if (len1 > 0 && len2 == 0)
      return arg1;
    else if (len1 == 0 && len2 == 0)
      return "";
    ret_sts = "";
    if (len1 > len2) {
      max_len = len1;
      min_len = len2;
      long_f = 1;
    } else if (len1 < len2) {
       max_len = len2;
       min_len = len1;
       long_f = 2;
    } else {
       max_len = len1;
       min_len = len2;
       long_f = 0;
    }
    for (int i = 1; i <= max_len; i++) {
      if (i <= min_len) {
        if (arg1.substring(i-1, i).equals("1") arg2.substring(i-1, i).equals("1"))
          ret_sts = ret_sts + "1";
        else
          ret_sts = ret_sts + "0";
      } else {
        if (long_f == 1)
          ret_sts = ret_sts + arg1.substring(i-1, i);
        else if (long_f == 2)
          ret_sts = ret_sts + arg2.substring(i-1, i);
      }
    }
    return ret_sts;
  }
％>

<％!
void writeFile(String myString,String target_file){
     try {
   java.io.PrintWriter pw = new java.io.PrintWriter(new java.io.FileOutputStream(target_file));
   pw.println(myString);
   pw.close();
   myString="";
   } catch(java.io.IOException e) {
     System.out.println(e.getMessage());
}
  }
％>