Raccoon.QE
Class ParseHelper

java.lang.Object
  Raccoon.QE.ParseHelper

public class ParseHelper

extends java.lang.Object

ParseHelper : class helps to parse the Extended-SQL and build the parse tree.

Author:

Qi Zhong

Field Summary

static boolean	ECHO
static ParseEngine	engine
static QueryAnswer	finalResult

Constructor Summary

ParseHelper()

ParseHelper(QueryEngine newQE)

Method Summary

static void	echo_query(NODE n)
static int	execute(NODE n)
QueryAnswer	getResult()

Methods inherited from class java.lang.Object

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

Field Detail

ECHO

public static final boolean ECHO

See Also:

Constant Field Values

engine

public static ParseEngine engine

finalResult

public static QueryAnswer finalResult

Constructor Detail

ParseHelper

public ParseHelper(QueryEngine newQE)

ParseHelper

public ParseHelper()

Method Detail

execute

public static int execute(NODE n)
                   throws java.sql.SQLException,
                          PVException

Throws:

java.sql.SQLException

PVException

echo_query

public static void echo_query(NODE n)

getResult

public QueryAnswer getResult()