Package org.apache.cayenne.exp.parser

Class ExpressionParser

java.lang.Object

org.apache.cayenne.exp.parser.ExpressionParser

All Implemented Interfaces:

ExpressionParserConstants, ExpressionParserTreeConstants

public class ExpressionParser
extends Object
implements ExpressionParserTreeConstants, ExpressionParserConstants

Parser of Cayenne Expressions.

Since:

1.1

Field Summary

Fields

Modifier and Type	Field	Description
Token	jj_nt	Next token.
protected JJTExpressionParserState	jjtree
Token	token	Current token.
ExpressionParserTokenManager	token_source	Generated Token Manager.

Fields inherited from interface org.apache.cayenne.exp.parser.ExpressionParserConstants

ABS, ASTERISK, AVG, CONCAT, COUNT, CURRENT_DATE, CURRENT_TIME, CURRENT_TIMESTAMP, DAY, DAY_OF_MONTH, DAY_OF_WEEK, DAY_OF_YEAR, DEC_DIGITS, DEC_FLT, DEFAULT, DIGIT, DISTINCT, DOLLAR_SIGN, DOUBLE_QUOTED_STRING, EOF, ESC, EXPONENT, FALSE, FLOAT_LITERAL, FLT_SUFF, FUNCTION, HOUR, IDENTIFIER, INT_LITERAL, LENGTH, LETTER, LOCATE, LOWER, MAX, MIN, MINUTE, MOD, MONTH, NULL, OPERATOR, PROPERTY_PATH, SECOND, SINGLE_QUOTED_STRING, SQRT, STRING_ESC, SUBSTRING, SUM, tokenImage, TRIM, TRUE, UPPER, WEEK, WithinDoubleQuoteLiteral, WithinSingleQuoteLiteral, YEAR

Fields inherited from interface org.apache.cayenne.exp.parser.ExpressionParserTreeConstants

JJTABS, JJTADD, JJTAND, JJTASTERISK, JJTAVG, JJTBETWEEN, JJTBITWISEAND, JJTBITWISELEFTSHIFT, JJTBITWISENOT, JJTBITWISEOR, JJTBITWISERIGHTSHIFT, JJTBITWISEXOR, JJTCONCAT, JJTCOUNT, JJTCURRENTDATE, JJTCURRENTTIME, JJTCURRENTTIMESTAMP, JJTCUSTOMFUNCTION, JJTCUSTOMOPERATOR, JJTDBIDPATH, JJTDBPATH, JJTDISTINCT, JJTDIVIDE, JJTENUM, JJTEQUAL, JJTEXTRACT, JJTFALSE, JJTGREATER, JJTGREATEROREQUAL, JJTIN, JJTLENGTH, JJTLESS, JJTLESSOREQUAL, JJTLIKE, JJTLIKEIGNORECASE, JJTLIST, JJTLOCATE, JJTLOWER, JJTMAX, JJTMIN, JJTMOD, JJTMULTIPLY, JJTNAMEDPARAMETER, JJTNEGATE, jjtNodeName, JJTNOT, JJTNOTBETWEEN, JJTNOTEQUAL, JJTNOTIN, JJTNOTLIKE, JJTNOTLIKEIGNORECASE, JJTOBJPATH, JJTOR, JJTSCALAR, JJTSQRT, JJTSUBSTRING, JJTSUBTRACT, JJTSUM, JJTTRIM, JJTTRUE, JJTUPPER, JJTVOID

Constructor Summary

Constructors

Constructor	Description
ExpressionParser(InputStream stream)	Constructor with InputStream.
ExpressionParser(InputStream stream, String encoding)	Constructor with InputStream and supplied encoding
ExpressionParser(Reader stream)	Constructor.
ExpressionParser(ExpressionParserTokenManager tm)	Constructor with generated Token Manager.

Method Summary

Modifier and Type	Method	Description
void	abs()
void	aggregateExpression()
void	andCondition()
void	arithmeticExp()
void	asterisk()
void	avg()
void	bitwiseAnd()
void	bitwiseOr()
void	bitwiseShift()
void	bitwiseXor()
void	concat()
void	conditionExpression()
void	count()
void	currentDate()
void	currentTime()
void	currentTimestamp()
void	customFunction()
void	customOperator()
void	dateTimeExtractingFunction()
void	dateTimeFunction()
void	disable_tracing()	Disable tracing.
void	distinct()
void	enable_tracing()	Enable tracing.
Expression	expression()
void	functionsReturningNumerics()
void	functionsReturningStrings()
ParseException	generateParseException()	Generate ParseException.
Token	getNextToken()	Get the next Token.
Token	getToken(int index)	Get the specific Token.
void	length()
void	locate()
void	lower()
void	max()
void	min()
void	mod()
void	multiplySubtractExp()
void	namedParameter()
void	notCondition()
void	numericExpression()
void	numericPrimary()
void	numericTerm()
void	numericTermExt()
void	orCondition()
void	pathExpression()
Token	pathToken()
void	ReInit(InputStream stream)	Reinitialise.
void	ReInit(InputStream stream, String encoding)	Reinitialise.
void	ReInit(Reader stream)	Reinitialise.
void	ReInit(ExpressionParserTokenManager tm)	Reinitialise.
void	scalarCommaList()
void	scalarConstExpression()
void	scalarExpression()
void	simpleCondition()
void	simpleNotCondition()
void	sqrt()
void	stringExpression()
void	stringLiteral()
void	stringParameter()
void	substring()
void	sum()
boolean	trace_enabled()	Trace enabled.
void	trim()
void	upper()

Methods inherited from class java.lang.Object

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

Field Detail

jjtree

protected JJTExpressionParserState jjtree

token_source

public ExpressionParserTokenManager token_source

Generated Token Manager.

token

public Token token

Current token.

jj_nt

public Token jj_nt

Next token.

Constructor Detail

ExpressionParser

public ExpressionParser(InputStream stream)

Constructor with InputStream.

ExpressionParser

public ExpressionParser(InputStream stream,
                        String encoding)

Constructor with InputStream and supplied encoding

ExpressionParser

public ExpressionParser(Reader stream)

Constructor.

ExpressionParser

public ExpressionParser(ExpressionParserTokenManager tm)

Constructor with generated Token Manager.

Method Detail

expression

public final Expression expression()
                            throws ParseException

Throws:

ParseException

orCondition

public final void orCondition()
                       throws ParseException

Throws:

ParseException

andCondition

public final void andCondition()
                        throws ParseException

Throws:

ParseException

notCondition

public final void notCondition()
                        throws ParseException

Throws:

ParseException

simpleCondition

public final void simpleCondition()
                           throws ParseException

Throws:

ParseException

simpleNotCondition

public final void simpleNotCondition()
                              throws ParseException

Throws:

ParseException

scalarCommaList

public final void scalarCommaList()
                           throws ParseException

Throws:

ParseException

conditionExpression

public final void conditionExpression()
                               throws ParseException

Throws:

ParseException

stringParameter

public final void stringParameter()
                           throws ParseException

Throws:

ParseException

stringLiteral

public final void stringLiteral()
                         throws ParseException

Throws:

ParseException

stringExpression

public final void stringExpression()
                            throws ParseException

Throws:

ParseException

scalarExpression

public final void scalarExpression()
                            throws ParseException

Throws:

ParseException

scalarConstExpression

public final void scalarConstExpression()
                                 throws ParseException

Throws:

ParseException

numericExpression

public final void numericExpression()
                             throws ParseException

Throws:

ParseException

bitwiseOr

public final void bitwiseOr()
                     throws ParseException

Throws:

ParseException

bitwiseXor

public final void bitwiseXor()
                      throws ParseException

Throws:

ParseException

bitwiseAnd

public final void bitwiseAnd()
                      throws ParseException

Throws:

ParseException

bitwiseShift

public final void bitwiseShift()
                        throws ParseException

Throws:

ParseException

arithmeticExp

public final void arithmeticExp()
                         throws ParseException

Throws:

ParseException

multiplySubtractExp

public final void multiplySubtractExp()
                               throws ParseException

Throws:

ParseException

numericTermExt

public final void numericTermExt()
                          throws ParseException

Throws:

ParseException

numericTerm

public final void numericTerm()
                       throws ParseException

Throws:

ParseException

numericPrimary

public final void numericPrimary()
                          throws ParseException

Throws:

ParseException

functionsReturningStrings

public final void functionsReturningStrings()
                                     throws ParseException

Throws:

ParseException

customFunction

public final void customFunction()
                          throws ParseException

Throws:

ParseException

customOperator

public final void customOperator()
                          throws ParseException

Throws:

ParseException

concat

public final void concat()
                  throws ParseException

Throws:

ParseException

substring

public final void substring()
                     throws ParseException

Throws:

ParseException

trim

public final void trim()
                throws ParseException

Throws:

ParseException

lower

public final void lower()
                 throws ParseException

Throws:

ParseException

upper

public final void upper()
                 throws ParseException

Throws:

ParseException

functionsReturningNumerics

public final void functionsReturningNumerics()
                                      throws ParseException

Throws:

ParseException

length

public final void length()
                  throws ParseException

Throws:

ParseException

locate

public final void locate()
                  throws ParseException

Throws:

ParseException

abs

public final void abs()
               throws ParseException

Throws:

ParseException

sqrt

public final void sqrt()
                throws ParseException

Throws:

ParseException

mod

public final void mod()
               throws ParseException

Throws:

ParseException

aggregateExpression

public final void aggregateExpression()
                               throws ParseException

Throws:

ParseException

asterisk

public final void asterisk()
                    throws ParseException

Throws:

ParseException

count

public final void count()
                 throws ParseException

Throws:

ParseException

avg

public final void avg()
               throws ParseException

Throws:

ParseException

max

public final void max()
               throws ParseException

Throws:

ParseException

min

public final void min()
               throws ParseException

Throws:

ParseException

sum

public final void sum()
               throws ParseException

Throws:

ParseException

dateTimeFunction

public final void dateTimeFunction()
                            throws ParseException

Throws:

ParseException

currentDate

public final void currentDate()
                       throws ParseException

Throws:

ParseException

currentTime

public final void currentTime()
                       throws ParseException

Throws:

ParseException

currentTimestamp

public final void currentTimestamp()
                            throws ParseException

Throws:

ParseException

dateTimeExtractingFunction

public final void dateTimeExtractingFunction()
                                      throws ParseException

Throws:

ParseException

distinct

public final void distinct()
                    throws ParseException

Throws:

ParseException

namedParameter

public final void namedParameter()
                          throws ParseException

Throws:

ParseException

pathExpression

public final void pathExpression()
                          throws ParseException

Throws:

ParseException

pathToken

public final Token pathToken()
                      throws ParseException

Throws:

ParseException

ReInit

public void ReInit(InputStream stream)

Reinitialise.

ReInit

public void ReInit(InputStream stream,
                   String encoding)

Reinitialise.

ReInit

public void ReInit(Reader stream)

Reinitialise.

ReInit

public void ReInit(ExpressionParserTokenManager tm)

Reinitialise.

getNextToken

public final Token getNextToken()

Get the next Token.

getToken

public final Token getToken(int index)

Get the specific Token.

generateParseException

public ParseException generateParseException()

Generate ParseException.

trace_enabled

public final boolean trace_enabled()

Trace enabled.

enable_tracing

public final void enable_tracing()

Enable tracing.

disable_tracing

public final void disable_tracing()

Disable tracing.