public static String searchAndReplace(String s, String src, String dst)
  {
    if(s == null)
      return null;

    StringBuilder result = new StringBuilder();

    int i = 0;
    int len = s.length();
    int len2 = src.length();

    while(i < len)
    {
      int index = s.indexOf(src, i);
      if(index == -1)
      {
        if(i == 0)
          return s;

        result.append(s.substring(i));
        break;
      }

      result.append(s.substring(i, index));
      result.append(dst);

      i = index + len2;
    }

    return result.toString();
  }
public static String searchAndReplace(String s, String src, String dst)
  {
    if(s == null)
      return null;

    StringBuilder result = new StringBuilder();

    int i = 0;
    int len = s.length();
    int len2 = src.length();

    while(i < len)
    {
      int index = s.indexOf(src, i);
      if(index == -1)
      {
        if(i == 0)
          return s;

        result.append(s.substring(i));
        break;
      }

      result.append(s.substring(i, index));
      result.append(dst);

      i = index + len2;
    }

    return result.toString();
  }
public static String searchAndReplace ( String s , String src , String dst ) { if ( s == null ) return null ; StringBuilder result = new StringBuilder ( ) ; int i = 0 ; int len = s . length ( ) ; int len2 = src . length ( ) ; while ( i < len ) { int index = s . indexOf ( src , i ) ; if ( index == - 1 ) { if ( i == 0 ) return s ; result . append ( s . substring ( i ) ) ; break ; } result . append ( s . substring ( i , index ) ) ; result . append ( dst ) ; i = index + len2 ; } return result . toString ( ) ; }
Searches in the string '<code>s</code>' all occurences of the
substring '<code>src</code>' and replaces it with the string
'<code>dst</code>'.

@param s the string to search
@param src the substring to search for inside s
@param dst the replacing string
@return the string with the text replaced
Searches in the string <code > s< / code > all occurences of the substring <code > src< / code > and replaces it with the string <code > dst< / code > .