TokenBuffer

antlr
Class TokenBuffer

java.lang.Object
  antlr.TokenBuffer

Constructor Summary
`TokenBuffer(TokenStream input_)` Create a token buffer

Method Summary
`void`	`consume()` Mark another token for deferred consumption
`TokenStream`	`getInput()` return the Tokenizer (needed by ParseView)
`int`	`LA(int i)` Get a lookahead token value
`Token`	`LT(int i)` Get a lookahead token
`int`	`mark()` Return an integer marker that can be used to rewind the buffer to its current state.
`void`	`reset()` Reset the input buffer to empty state
`void`	`rewind(int mark)` Rewind the token buffer to a marker.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

public TokenBuffer(TokenStream input_)

Create a token buffer

Method Detail

public final void reset()

Reset the input buffer to empty state

public final void consume()

Mark another token for deferred consumption

public TokenStream getInput()

return the Tokenizer (needed by ParseView)

public final int LA(int i)
             throws TokenStreamException

Get a lookahead token value

public final Token LT(int i)
               throws TokenStreamException

Get a lookahead token

public final int mark()

Return an integer marker that can be used to rewind the buffer to its current state.

public final void rewind(int mark)

Rewind the token buffer to a marker.