com.novell.xml.xpath
Class OperatorToken

java.lang.Object
  com.novell.xml.xpath.Token
      com.novell.xml.xpath.OperatorToken

public class OperatorToken

extends Token

Class representing an XPath expression language operator token

See Also:

Scanner

Field Summary

static int	AND The logical "and" operator "and"
static int	DIV The multiplicative "division" operator "div"
static int	EQUALS The "equals" operator "="
static int	GREATER_THAN The conditional "greater than" operator ">"
static int	GREATER_THAN_EQUALS The conditional "greater than or equal to" operator ">="
static int	LESS_THAN The conditional "less than" operator "<"
static int	LESS_THAN_EQUALS The conditional "less than or equal to" operator "<="
static int	MINUS The "subtraction" or unary "negation" operator "-"
static int	MOD The multiplicative "modulus" operator "mod"
static int	MUL The "multiplication" operator "*"
static int	NOT_AN_OPERATOR Indicates an invalid operator value
static int	NOT_EQUALS The "not equals" operator "!
static int	OR The logical "or" operator "or"
static int	PIPE The node-set "union" operator "|"
static int	PLUS The "addition" operator "+"
static int	SLASH The path join operator "/"
static int	SLASH_SLASH The path join operator "//"

Fields inherited from class com.novell.xml.xpath.Token

AT, AXIS_NAME, COLON_COLON, COMMA, DOT, DOT_DOT, FUNCTION_NAME, LEFT_BRACKET, LEFT_PAREN, LITERAL, MAX_TYPE, NODE_TYPE, NOT_A_TOKEN, NUMBER, OPERATOR, RIGHT_BRACKET, RIGHT_PAREN, VARIABLE_REF, WILDCARD_NAME

Constructor Summary

OperatorToken(int opType)
Construct a token representing the passed operator

Method Summary

boolean	equals(Token rhs) Compare this Token to passed Token
int	getOperator() Return numeric value of operator token (OperatorToken.PLUS, OperatorToken.AND, etc.)
static int	getOpType(String opString) Return the numeric value for an operator given the text string representing the operator
String	toString() Return text representing this OperatorToken

Methods inherited from class com.novell.xml.xpath.Token

dump, getType

Methods inherited from class java.lang.Object

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

Field Detail

NOT_AN_OPERATOR

public static final int NOT_AN_OPERATOR

Indicates an invalid operator value

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Constant Field Values

NOT_EQUALS

public static final int NOT_EQUALS

The "not equals" operator "!="

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Constant Field Values

MUL

public static final int MUL

The "multiplication" operator "*"

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Constant Field Values

PLUS

public static final int PLUS

The "addition" operator "+"

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Constant Field Values

MINUS

public static final int MINUS

The "subtraction" or unary "negation" operator "-"

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Constant Field Values

SLASH

public static final int SLASH

The path join operator "/"

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Constant Field Values

SLASH_SLASH

public static final int SLASH_SLASH

The path join operator "//"

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Constant Field Values

LESS_THAN

public static final int LESS_THAN

The conditional "less than" operator "<"

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Constant Field Values

LESS_THAN_EQUALS

public static final int LESS_THAN_EQUALS

The conditional "less than or equal to" operator "<="

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Constant Field Values

EQUALS

public static final int EQUALS

The "equals" operator "="

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Constant Field Values

GREATER_THAN

public static final int GREATER_THAN

The conditional "greater than" operator ">"

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Constant Field Values

GREATER_THAN_EQUALS

public static final int GREATER_THAN_EQUALS

The conditional "greater than or equal to" operator ">="

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Constant Field Values

AND

public static final int AND

The logical "and" operator "and"

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Constant Field Values

DIV

public static final int DIV

The multiplicative "division" operator "div"

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Constant Field Values

MOD

public static final int MOD

The multiplicative "modulus" operator "mod"

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Constant Field Values

OR

public static final int OR

The logical "or" operator "or"

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Constant Field Values

PIPE

public static final int PIPE

The node-set "union" operator "|"

See Also:

Constant Field Values

Constructor Detail

OperatorToken

public OperatorToken(int opType)

Construct a token representing the passed operator

Parameters:

opType - numeric operator value (OperatorToken.PLUS, OperatorToken.MOD, etc.)

Method Detail

equals

public boolean equals(Token rhs)

Compare this Token to passed Token

Overrides:

equals in class Token

Parameters:

rhs - Token to compare against

Returns:

true if this Token equals rhs Token

toString

public String toString()

Return text representing this OperatorToken

Overrides:

toString in class Token

Returns:

String representing this Token

getOperator

public int getOperator()

Return numeric value of operator token (OperatorToken.PLUS, OperatorToken.AND, etc.)

Returns:

numeric value of operator token

getOpType

public static int getOpType(String opString)

Return the numeric value for an operator given the text string representing the operator

Parameters:

opString - string representing operator

Returns:

OperatorToken.PLUS, OperatorToken.MINUS, etc., or OperatorToken.NOT_AN_OPERATOR if string doesn't represent an operator