org.relique.jdbc.csv

Class ExpressionParser

java.lang.Object

org.relique.jdbc.csv.ExpressionParser

All Implemented Interfaces:

ExpressionParserConstants

public class ExpressionParser
extends Object
implements ExpressionParserConstants

Field Summary

Fields

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

Fields inherited from interface org.relique.jdbc.csv.ExpressionParserConstants

ABS, AND, AS, ASC, ASTERISK, AVG, BETWEEN, BY, CASE, CLOSEPARENTHESIS, COALESCE, COMMA, CONCAT, COUNT, CROSS, CURRENT_DATE, CURRENT_TIME, DAYOFMONTH, DEFAULT, DERIVEDTABLEOPENPARENTHESIS, DESC, DIGITS, DISTINCT, DIVIDE, DOT, ELSE, END, EOF, EQUALS, ESCAPE, EXISTS, EXPONENT, FROM, FULL, GREATERTHAN, GREATERTHANEQUALS, GROUP, HAVING, HOUROFDAY, IN, IN_C_COMMENT, IN_TABLE, INNER, IS, JOIN, LEFT, LENGTH, LESSTHAN, LESSTHANEQUALS, LIKE, LIMIT, LOWER, LTRIM, MAX, MIN, MINUS, MINUTE, MODULO, MONTH, NAME, NAMEASTERISK, NOT, NOTEQUALS, NULL, NULLIF, OFFSET, ON, OPENPARENTHESIS, OR, ORDER, OUTER, PLACEHOLDER, PLUS, QUOTEDTABLENAME, RIGHT, ROUND, RTRIM, SECOND, SELECT, SEMICOLON, SINGLELINECOMMENT, STRING, STRING_AGG, SUBSTRING, SUM, TABLENAME, THEN, tokenImage, TRIM, TYPESUFFIX, UNEXPECTED_CHAR, UNSIGNEDINT, UNSIGNEDNUMBER, UPPER, WHEN, WHERE, YEAR

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method and Description
String	binAddOp()
Expression	binaryOperation()
String	binMultiplyOp()
Expression	columnAlias()
Expression	columnName()
Expression	countOperation()
void	disable_tracing() Disable tracing.
void	enable_tracing() Enable tracing.
Object	eval(Map<String,Object> env)
org.relique.jdbc.csv.ParsedTable	firstTableEntry()
ParseException	generateParseException() Generate ParseException.
Date	getCurrentDate()
Time	getCurrentTime()
Token	getNextToken() Get the next Token.
Token	getToken(int index) Get the specific Token.
org.relique.jdbc.csv.ParsedExpression	groupByEntry()
org.relique.jdbc.csv.LogicalExpression	inListExpression(Expression arg)
org.relique.jdbc.csv.ParsedTable	joinedTableEntry()
Expression	logicalAndExpression()
org.relique.jdbc.csv.ParsedExpression	logicalExpression()
Expression	logicalOrExpression()
Expression	logicalUnaryExpression()
List<org.relique.jdbc.csv.ParsedStatement>	multipleStatements()
Expression	multiplyOperation()
Expression	numericConstant()
org.relique.jdbc.csv.LogicalExpression	onEntry()
org.relique.jdbc.csv.ParsedExpression	orderByEntry()
void	parseGroupByEntry()
void	parseLogicalExpression()
List<org.relique.jdbc.csv.ParsedStatement>	parseMultipleStatements()
void	parseOrderByEntry()
void	parseQueryEnvEntry()
org.relique.jdbc.csv.ParsedStatement	parseSingleStatement()
org.relique.jdbc.csv.ParsedExpression	queryEnvEntry()
void	ReInit(ExpressionParserTokenManager tm) Reinitialise.
void	ReInit(InputStream stream) Reinitialise.
void	ReInit(InputStream stream, String encoding) Reinitialise.
void	ReInit(Reader stream) Reinitialise.
Expression	relationalExpression()
String	relOp()
Expression	searchedCaseExpression()
org.relique.jdbc.csv.ParsedStatement	selectStatement()
Expression	simpleCaseExpression()
Expression	simpleExpression()
org.relique.jdbc.csv.ParsedStatement	singleStatement()
Expression	stringConstant()
String	stringConstantAtom()
org.relique.jdbc.csv.ParsedTable	tableEntry()
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

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

parseLogicalExpression

public void parseLogicalExpression()
                            throws ParseException

Throws:

ParseException

parseGroupByEntry

public void parseGroupByEntry()
                       throws ParseException

Throws:

ParseException

parseOrderByEntry

public void parseOrderByEntry()
                       throws ParseException

Throws:

ParseException

parseQueryEnvEntry

public void parseQueryEnvEntry()
                        throws ParseException

Throws:

ParseException

parseSingleStatement

public org.relique.jdbc.csv.ParsedStatement parseSingleStatement()
                                                          throws ParseException

Throws:

ParseException

parseMultipleStatements

public List<org.relique.jdbc.csv.ParsedStatement> parseMultipleStatements()
                                                                   throws ParseException

Throws:

ParseException

eval

public Object eval(Map<String,Object> env)
            throws SQLException

Throws:

SQLException

toString

public String toString()

Overrides:

toString in class Object

getCurrentDate

public Date getCurrentDate()

getCurrentTime

public Time getCurrentTime()

logicalExpression

public final org.relique.jdbc.csv.ParsedExpression logicalExpression()
                                                              throws ParseException

Throws:

ParseException

firstTableEntry

public final org.relique.jdbc.csv.ParsedTable firstTableEntry()
                                                       throws ParseException

Throws:

ParseException

onEntry

public final org.relique.jdbc.csv.LogicalExpression onEntry()
                                                     throws ParseException

Throws:

ParseException

tableEntry

public final org.relique.jdbc.csv.ParsedTable tableEntry()
                                                  throws ParseException

Throws:

ParseException

joinedTableEntry

public final org.relique.jdbc.csv.ParsedTable joinedTableEntry()
                                                        throws ParseException

Throws:

ParseException

groupByEntry

public final org.relique.jdbc.csv.ParsedExpression groupByEntry()
                                                         throws ParseException

Throws:

ParseException

orderByEntry

public final org.relique.jdbc.csv.ParsedExpression orderByEntry()
                                                         throws ParseException

Throws:

ParseException

multipleStatements

public final List<org.relique.jdbc.csv.ParsedStatement> multipleStatements()
                                                                    throws ParseException

Throws:

ParseException

singleStatement

public final org.relique.jdbc.csv.ParsedStatement singleStatement()
                                                           throws ParseException

Throws:

ParseException

selectStatement

public final org.relique.jdbc.csv.ParsedStatement selectStatement()
                                                           throws ParseException

Throws:

ParseException

queryEnvEntry

public final org.relique.jdbc.csv.ParsedExpression queryEnvEntry()
                                                          throws ParseException

Throws:

ParseException

logicalOrExpression

public final Expression logicalOrExpression()
                                     throws ParseException

Throws:

ParseException

logicalAndExpression

public final Expression logicalAndExpression()
                                      throws ParseException

Throws:

ParseException

logicalUnaryExpression

public final Expression logicalUnaryExpression()
                                        throws ParseException

Throws:

ParseException

inListExpression

public final org.relique.jdbc.csv.LogicalExpression inListExpression(Expression arg)
                                                              throws ParseException

Throws:

ParseException

relationalExpression

public final Expression relationalExpression()
                                      throws ParseException

Throws:

ParseException

relOp

public final String relOp()
                   throws ParseException

Throws:

ParseException

binAddOp

public final String binAddOp()
                      throws ParseException

Throws:

ParseException

binMultiplyOp

public final String binMultiplyOp()
                           throws ParseException

Throws:

ParseException

countOperation

public final Expression countOperation()
                                throws ParseException

Throws:

ParseException

binaryOperation

public final Expression binaryOperation()
                                 throws ParseException

Throws:

ParseException

multiplyOperation

public final Expression multiplyOperation()
                                   throws ParseException

Throws:

ParseException

simpleExpression

public final Expression simpleExpression()
                                  throws ParseException

Throws:

ParseException

searchedCaseExpression

public final Expression searchedCaseExpression()
                                        throws ParseException

Throws:

ParseException

simpleCaseExpression

public final Expression simpleCaseExpression()
                                      throws ParseException

Throws:

ParseException

columnName

public final Expression columnName()
                            throws ParseException

Throws:

ParseException

numericConstant

public final Expression numericConstant()
                                 throws ParseException

Throws:

ParseException

stringConstant

public final Expression stringConstant()
                                throws ParseException

Throws:

ParseException

stringConstantAtom

public final String stringConstantAtom()
                                throws ParseException

Throws:

ParseException

columnAlias

public final Expression columnAlias()
                             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.

enable_tracing

public final void enable_tracing()

Enable tracing.

disable_tracing

public final void disable_tracing()

Disable tracing.