TokenStream Class Reference

Abstract interface for a stream of input tokens. More...

#include <TokenStream.h>

Inheritance diagram for TokenStream:

Collaboration diagram for TokenStream:

Public Member Functions
	TokenStream (const std::string &name)
	Constructor. More...
virtual	~TokenStream ()
void	putBack (const Token &token)
	Put token back to stream. More...
virtual Token	readToken ()=0
	Read single token from stream. More...
const std::string &	getName () const
	Return stream name. More...
int	getLine () const
	Return line number. More...
Public Member Functions inherited from RCObject
int	addReference () const
	Increment reference count. More...
int	removeReference () const
	Decrement the reference count. More...
bool	isShared () const
	Test for sharing. More...

Protected Attributes
std::string	stream_name
int	curr_line
bool	put_back_flag
Token	put_back

Private Member Functions
	TokenStream ()
	TokenStream (const TokenStream &)
void	operator= (const TokenStream &)

Additional Inherited Members
Protected Member Functions inherited from RCObject
	RCObject ()
	Default constructor. More...
	RCObject (const RCObject &)
	Copy constructor. More...
virtual	~RCObject ()=0
RCObject &	operator= (const RCObject &right)

Detailed Description

Abstract interface for a stream of input tokens.

Definition at line 33 of file TokenStream.h.

Constructor & Destructor Documentation

TokenStream() [1/3]

TokenStream::TokenStream

(

const std::string &

name

)

Constructor.

Definition at line 29 of file TokenStream.cpp.

~TokenStream()

TokenStream::~TokenStream ( )

virtual

Definition at line 34 of file TokenStream.cpp.

TokenStream() [2/3]

TokenStream::TokenStream ( )

private

TokenStream() [3/3]

TokenStream::TokenStream ( const TokenStream &  )

private

Member Function Documentation

getLine()

int TokenStream::getLine

(

)

const

Return line number.

Definition at line 49 of file TokenStream.cpp.

References curr_line.

getName()

const std::string & TokenStream::getName

(

)

const

Return stream name.

Definition at line 54 of file TokenStream.cpp.

References stream_name.

operator=()

void TokenStream::operator= ( const TokenStream &  )

private

putBack()

void TokenStream::putBack

(

const Token &

token

)

Put token back to stream.

Definition at line 38 of file TokenStream.cpp.

References put_back, and put_back_flag.

Referenced by IfStatement::IfStatement().

readToken()

virtual Token TokenStream::readToken ( )

pure virtual

Read single token from stream.

Implemented in MacroStream, StringStream, and AbsFileStream.

Referenced by CompoundStatement::CompoundStatement(), IfStatement::IfStatement(), SequenceTemplate::parseTemplate(), OpalParser::readStatement(), and WhileStatement::WhileStatement().

Member Data Documentation

curr_line

int TokenStream::curr_line

protected

Definition at line 62 of file TokenStream.h.

Referenced by FileStream::fillLine(), TerminalStream::fillLine(), getLine(), AbsFileStream::readNumber(), AbsFileStream::readString(), AbsFileStream::readToken(), StringStream::readToken(), and AbsFileStream::readWord().

put_back

Token TokenStream::put_back

protected

Definition at line 66 of file TokenStream.h.

Referenced by putBack(), AbsFileStream::readToken(), StringStream::readToken(), and MacroStream::readToken().

put_back_flag

bool TokenStream::put_back_flag

protected

Definition at line 65 of file TokenStream.h.

Referenced by putBack(), AbsFileStream::readToken(), StringStream::readToken(), MacroStream::readToken(), and MacroStream::start().

stream_name

std::string TokenStream::stream_name

protected

Definition at line 59 of file TokenStream.h.

Referenced by FileStream::fillLine(), getName(), AbsFileStream::readNumber(), AbsFileStream::readString(), AbsFileStream::readToken(), StringStream::readToken(), MacroStream::readToken(), and AbsFileStream::readWord().

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The documentation for this class was generated from the following files:

• /Users/gsell/src/OPAL/src/src/Classic/Parser/TokenStream.h
• /Users/gsell/src/OPAL/src/src/Classic/Parser/TokenStream.cpp