Class scanner

public class scanner

extends java.lang.Object

implements Scanner

Field Summary
`protected int`	`next_char`

Constructor Summary
`scanner()`
`scanner(java.io.InputStream is)`

Method Summary
`protected void`	`advance()`
`Symbol`	`next_token()` Return the next token, or `null` on end-of-file.

protected int next_char

public scanner()
            throws java.io.IOException

public scanner(java.io.InputStream is)
            throws java.io.IOException

protected void advance()
            throws java.io.IOException

public Symbol next_token()
            throws java.io.IOException

Return the next token, or null on end-of-file.
Specified by:
next_token in interface Scanner

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Field Summary