Package com.tangosol.coherence.dsltools.base

Class CompoundBaseToken

java.lang.Object

com.tangosol.coherence.dsltools.base.BaseToken

com.tangosol.coherence.dsltools.base.CompoundBaseToken

Direct Known Subclasses:

NestedBaseTokens, SequenceBaseToken

public abstract class CompoundBaseToken
extends BaseToken

CompoundBaseToken is the abstract base class for all tokens processed by the low level BaseTokenScanner that are made up of two or more BaseTokens.

Author:

djl 2009.03.14

Constructor Summary

Constructors

Constructor	Description
CompoundBaseToken()

Method Summary

Modifier and Type	Method	Description
BaseToken	get(int index)	Return the BaseToken at the given index
abstract BaseToken[]	getTokens()	Return an array of BaseTokens making up the receiver.
boolean	isCompound()	Answer whether this token is a compound token.
boolean	isLeaf()	Answer whether this token is a leaf token.
boolean	match(String s, boolean fIgnoreCaseFlag)	Answer whether this token matches the given string.
int	size()	Return the size of the collection of BaseTokens making up the receiver.
String	toString()	Return a human-readable description for this token.

Methods inherited from class com.tangosol.coherence.dsltools.base.BaseToken

getSimpleName, isIdentifier, isLiteral, isNest, isOperator, isPunctuation, match

Methods inherited from class java.lang.Object

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

Constructor Detail

CompoundBaseToken

public CompoundBaseToken()

Method Detail

getTokens

public abstract BaseToken[] getTokens()

Return an array of BaseTokens making up the receiver.

Returns:

the an array of BaseTokens making up the receiver.

size

public int size()

Return the size of the collection of BaseTokens making up the receiver.

Returns:

the size of the BaseTocken collection making up the receiver

get

public BaseToken get(int index)

Return the BaseToken at the given index

Parameters:

index - the zero base index for retreiving a BaseToken

Returns:

the BaseToken at the given index

isLeaf

public boolean isLeaf()

Answer whether this token is a leaf token.

Specified by:

isLeaf in class BaseToken

Returns:

the answer to the question "is this token a leaf?"

isCompound

public boolean isCompound()

Answer whether this token is a compound token.

Specified by:

isCompound in class BaseToken

Returns:

the answer to the question "is this token compound?"

match

public boolean match(String s,
                     boolean fIgnoreCaseFlag)

Answer whether this token matches the given string.

Specified by:

match in class BaseToken

Parameters:

s - the String to match agains

fIgnoreCaseFlag - the flag that controls if case matters

Returns:

the answer to the question "does this token match a given string?

toString

public String toString()

Return a human-readable description for this token.

Overrides:

toString in class Object

Returns:

a String description of the token