org.pfsw.text
Class LdapFilterParser

java.lang.Object
  org.pfsw.text.BaseMatchRuleParser
      org.pfsw.text.LdapFilterParser

public class LdapFilterParser
extends BaseMatchRuleParser

An instance of this class can be used to parse an LDAP filter string to a MatchRule.

LdapFilterParser

public LdapFilterParser()

Initialize the new instance with default values.

parseFilter

public static MatchRule parseFilter(java.lang.String filter)
                             throws MatchRuleParseException

Parse the given LDAP filter string to a MatchRule object that can be used to check attributes in a Map, if they match the rule (filter).

Parameters:

filter - The LDAP search filter

Throws:

MatchRuleParseException - Each syntax error in the given filter causes this exception with a short description of what is wrong

parse

public MatchRule parse(java.lang.String filter)
                throws MatchRuleParseException

Parse the given LDAP filter string to a MatchRule object that can be used to check attributes in a Map, if they match the rule (filter).

Parameters:

filter - The LDAP search filter

Throws:

MatchRuleParseException - Each syntax error in the given filter causes this exception with a short description of what is wrong

parseToGroup

protected MatchGroup parseToGroup(java.lang.String filter)
                           throws MatchRuleParseException

Parse the given LDAP filter string to a MatchGroup which can be used to create a MatchRule.

Parameters:

filter - The LDAP search filter

Throws:

MatchRuleParseException - Each syntax error in the given filter causes this exception with a short description of what is wrong

parse

protected MatchGroup parse()
                    throws MatchRuleParseException

Throws:

MatchRuleParseException

parseElement

protected MatchElement parseElement()
                             throws MatchRuleParseException

Throws:

MatchRuleParseException

parseNotElement

protected MatchElement parseNotElement()
                                throws MatchRuleParseException

Throws:

MatchRuleParseException

parseGroup

protected MatchGroup parseGroup(char operator)
                         throws MatchRuleParseException

Throws:

MatchRuleParseException

parseAttribute

protected MatchAttribute parseAttribute()
                                 throws MatchRuleParseException

Throws:

MatchRuleParseException

isNotOperator

protected boolean isNotOperator(char ch)

isOperator

protected boolean isOperator(char ch)

isLiteral

protected boolean isLiteral(char ch)

isValidAttributeNameCharacter

protected boolean isValidAttributeNameCharacter(char ch)

parenthesisExpected

protected void parenthesisExpected(java.lang.String prefix)
                            throws MatchRuleParseException

Throws:

MatchRuleParseException

checkNextOpeningParenthesis

protected char checkNextOpeningParenthesis()
                                    throws MatchRuleParseException

Throws:

MatchRuleParseException

checkNextClosingParenthesis

protected char checkNextClosingParenthesis()
                                    throws MatchRuleParseException

Throws:

MatchRuleParseException

createMatchRuleOn

protected MatchRule createMatchRuleOn(MatchGroup group)