org.apache.oro.text.perl.Perl5Util Java Examples

public static Pattern makeOroPattern(String sqlLike) {
    Perl5Util perl5Util = new Perl5Util();
    try {
        sqlLike = perl5Util.substitute("s/([$^.+*?])/\\\\$1/g", sqlLike);
        sqlLike = perl5Util.substitute("s/%/.*/g", sqlLike);
        sqlLike = perl5Util.substitute("s/_/./g", sqlLike);
    } catch (Throwable t) {
        String errMsg = "Error in ORO pattern substitution for SQL like clause [" + sqlLike + "]: " + t.toString();
        Debug.logError(t, errMsg, module);
        throw new IllegalArgumentException(errMsg);
    }
    try {
        return PatternFactory.createOrGetPerl5CompiledPattern(sqlLike, true);
    } catch (MalformedPatternException e) {
        Debug.logError(e, module);
    }
    return null;
}
 

/**
 * Check if the authority contains a valid hostname without "."
 * characters and an optional port number
 * 
 * @param authority
 * @return <code>true</code> if the authority is valid
 */
private boolean isValidAuthorityHostNoDot(String authority) {
    Perl5Util authorityMatcher = new Perl5Util();
    if (authority != null
            && authorityMatcher.match(
                    "/^([a-zA-Z\\d\\-\\.]*)(:\\d*)?(.*)?/", authority)) {
        String hostIP = authorityMatcher.group(1);
        if (hostIP.indexOf('.') < 0) {
            // the hostname contains no dot, add domain validation to check invalid hostname like "g08fnstd110825-"
            DomainValidator domainValidator = DomainValidator.getInstance(true);
            if(!domainValidator.isValid(hostIP)) {
                return false;
            }
            String port = authorityMatcher.group(2);
            if (!isValidPort(port)) {
                return false;
            }
            String extra = authorityMatcher.group(3);
            return GenericValidator.isBlankOrNull(extra);
        } else {
            return false;
        }
    } else {
        return false;
    }
}
 

/**
* Controls if the input string represents a valid path.
* 
* @param path The input string path
* @return True if the string represents a valid path, else false
* 
*/
protected boolean isValidPath(String path) {
      if (path == null) {
          return false;
      }

      Perl5Util pathMatcher = new Perl5Util();

      if (!pathMatcher.match(PATH_PATTERN, path)) {
          return false;
      }

      //if (path.endsWith("/")) {
      //    return false;
      //}

      int slash2Count = countToken("//", path);
      //if (this.options.isOff(ALLOW_2_SLASHES) && (slash2Count > 0)) {
      //    return false;
      //}

      int slashCount = countToken("/", path);
      int dot2Count = countToken("..", path);
      if (dot2Count > 0) {
          if ((slashCount - slash2Count - 1) <= dot2Count) {
              return false;
          }
      }

      return true;
  }
 

/**
* Controls if the input string represents a valid path.
* 
* @param path The input string path
* @return True if the string represents a valid path, else false
* 
*/
protected boolean isValidPath(String path) {
      if (path == null) {
          return false;
      }

      Perl5Util pathMatcher = new Perl5Util();

      if (!pathMatcher.match(PATH_PATTERN, path)) {
          return false;
      }

      //if (path.endsWith("/")) {
      //    return false;
      //}

      int slash2Count = countToken("//", path);
      //if (this.options.isOff(ALLOW_2_SLASHES) && (slash2Count > 0)) {
      //    return false;
      //}

      int slashCount = countToken("/", path);
      int dot2Count = countToken("..", path);
      if (dot2Count > 0) {
          if ((slashCount - slash2Count - 1) <= dot2Count) {
              return false;
          }
      }

      return true;
  }
 

/**
 * Check if the authority contains a hostname without top level domain
 * and an optional port number
 * 
 * @param authority
 * @return <code>true</code> if the authority is valid
 */
private boolean isValidAuthorityHostNoTld(String authority) {
    Perl5Util authorityMatcher = new Perl5Util();
    if (authority != null
            && authorityMatcher.match(
                    "/^([a-zA-Z\\d\\-\\.]*)(:\\d*)?(.*)?/", authority)) {
        String host = authorityMatcher.group(1);
        if (host.indexOf('.') > 0) {
            DomainValidator domainValidator = DomainValidator.getInstance();
            // Make the host have a valid TLD, so that the "no TLD" host can pass the domain validation.
            String patchedHost = host + ".com";
            if(!domainValidator.isValid(patchedHost)) {
                return false;
            }
            String port = authorityMatcher.group(2);
            if (!isValidPort(port)) {
                return false;
            }
            String extra = authorityMatcher.group(3);
            return GenericValidator.isBlankOrNull(extra);
        } else {
            return false;
        }
    } else {
        return false;
    }
}
 

private boolean isValidPort(String port) {
    if (port != null) {
        Perl5Util portMatcher = new Perl5Util();
        if (!portMatcher.match("/^:(\\d{1,5})$/", port))
            return false;
    }
    return true;
}
 

/**
    * Controls if a String at imput is a valid URL.
    * 
    * @param value The input string
    * 
    * @return True if the string is a valid URL, else false.
    */
public boolean isValid(String value) {
	if (value == null) {
           return false;
       }

       Perl5Util matchUrlPat = new Perl5Util();
       Perl5Util matchAsciiPat = new Perl5Util();

       if (!matchAsciiPat.match(LEGAL_ASCII_PATTERN, value)) {
           return false;
       }

       // Check the whole url address structure
       if (!matchUrlPat.match(URL_PATTERN, value)) {
           return false;
       }

       if (!isValidScheme(matchUrlPat.group(PARSE_URL_SCHEME))) {
           return false;
       }
       
       /*
       if (!isValidAuthority(matchUrlPat.group(PARSE_URL_AUTHORITY))) {
           return false;
       }
       */

       if (!isValidPath(matchUrlPat.group(PARSE_URL_PATH))) {
           return false;
       }

       if (!isValidQuery(matchUrlPat.group(PARSE_URL_QUERY))) {
           return false;
       }

       if (!isValidFragment(matchUrlPat.group(PARSE_URL_FRAGMENT))) {
           return false;
       }

       return true;
}
 

/**
    * Controls if a String at imput is a valid URL.
    * 
    * @param value The input string
    * 
    * @return True if the string is a valid URL, else false.
    */
public boolean isValid(String value) {
	if (value == null) {
           return false;
       }

       Perl5Util matchUrlPat = new Perl5Util();
       Perl5Util matchAsciiPat = new Perl5Util();

       if (!matchAsciiPat.match(LEGAL_ASCII_PATTERN, value)) {
           return false;
       }

       // Check the whole url address structure
       if (!matchUrlPat.match(URL_PATTERN, value)) {
           return false;
       }

       if (!isValidScheme(matchUrlPat.group(PARSE_URL_SCHEME))) {
           return false;
       }
       
       /*
       if (!isValidAuthority(matchUrlPat.group(PARSE_URL_AUTHORITY))) {
           return false;
       }
       */

       if (!isValidPath(matchUrlPat.group(PARSE_URL_PATH))) {
           return false;
       }

       if (!isValidQuery(matchUrlPat.group(PARSE_URL_QUERY))) {
           return false;
       }

       if (!isValidFragment(matchUrlPat.group(PARSE_URL_FRAGMENT))) {
           return false;
       }

       return true;
}