org.castor.cpa.query.ejbql

Class EjbQLParserAdapter

java.lang.Object

org.castor.cpa.query.AbstractParser

org.castor.cpa.query.ejbql.EjbQLParserAdapter

All Implemented Interfaces:

Parser

public final class EjbQLParserAdapter
extends AbstractParser

Class that implements abstract parser generator.

Since:

1.3

Version:

$Revision: 7121 $ $Date: 2006-04-25 16:09:10 -0600 (Tue, 25 Apr 2006) $

Author:

Udai Gupta, Ralf Joachim

Constructor Summary

Constructors

Constructor and Description
EjbQLParserAdapter()

Method Summary

Modifier and Type	Method and Description
EjbQLParserTokenManager	createTkmgr(String oql) Creates the TokenManager instance.
SimpleNode	getSimpleNode(String oql) Gets the root SimpleNode instance of JJTREE.
QueryObject	parse(String oql) Parse the given OQL query string and return a tree of query objects that represent it.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

EjbQLParserAdapter

public EjbQLParserAdapter()

Method Detail

parse

public QueryObject parse(String oql)
                  throws UnsupportedEncodingException,
                         ParseException

Parse the given OQL query string and return a tree of query objects that represent it.

Parameters:

oql - OQL query string passed to the parser generator.

Returns:

Tree of query objects that represent the query.

Throws:

UnsupportedEncodingException

ParseException

ParseException - If query is invalid.

getSimpleNode

public SimpleNode getSimpleNode(String oql)
                         throws UnsupportedEncodingException,
                                ParseException

Gets the root SimpleNode instance of JJTREE.

Parameters:

oql - the query string

Returns:

the root SimpleNode of JJTREE

Throws:

UnsupportedEncodingException - the unsupported encoding exception

ParseException - the QL parse exception

ParseException

createTkmgr

public EjbQLParserTokenManager createTkmgr(String oql)
                                    throws UnsupportedEncodingException

Creates the TokenManager instance.

Parameters:

oql - the query string

Returns:

the castor ql parser token manager

Throws:

UnsupportedEncodingException - the unsupported encoding exception