org.eclipse.persistence.sdo.helper.extension
Class Token

java.lang.Object
  org.eclipse.persistence.sdo.helper.extension.Token

public class Token
extends java.lang.Object

A token is used for processing an XPath Expression into postfix notation via OPStack. Each token knows its type (1-6) as well as its priority.

Field Summary

static int	AND_PR
static int	ARG
static int	CLOSE
static Token	CloseExp
static int	DI
static int	EQ_PR
static int	GEQ_PR
static int	GT_PR
static int	LEQ_PR
static int	LT_PR
static int	NEQ_PR
static int	OPEN
static Token	OpenExp
static int	OR_PR
static int	POST
static int	PRE

Constructor Summary

Token(java.lang.String name, int type)
This constructor sets the name and type to the input values, and sets the priority to the input type.

Token(java.lang.String name, int type, int priority)
This constructor sets the name, type and priority to the input values.

Method Summary

java.lang.String	getName()
int	getPriority()
int	getType()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

ARG

public static final int ARG

See Also:

Constant Field Values

PRE

public static final int PRE

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Constant Field Values

OPEN

public static final int OPEN

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Constant Field Values

DI

public static final int DI

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Constant Field Values

POST

public static final int POST

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Constant Field Values

CLOSE

public static final int CLOSE

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Constant Field Values

OR_PR

public static final int OR_PR

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Constant Field Values

AND_PR

public static final int AND_PR

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Constant Field Values

EQ_PR

public static final int EQ_PR

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Constant Field Values

NEQ_PR

public static final int NEQ_PR

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Constant Field Values

LEQ_PR

public static final int LEQ_PR

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Constant Field Values

LT_PR

public static final int LT_PR

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Constant Field Values

GEQ_PR

public static final int GEQ_PR

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Constant Field Values

GT_PR

public static final int GT_PR

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Constant Field Values

OpenExp

public static Token OpenExp

CloseExp

public static Token CloseExp

Constructor Detail

Token

public Token(java.lang.String name,
             int type)

This constructor sets the name and type to the input values, and sets the priority to the input type.

Parameters:

name -

type -

Token

public Token(java.lang.String name,
             int type,
             int priority)

This constructor sets the name, type and priority to the input values.

Parameters:

name -

type -

priority -

Method Detail

getName

public java.lang.String getName()

getType

public int getType()

getPriority

public int getPriority()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object