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java.lang.Object | +--java_cup.simple_calc.scanner
Field Summary | |
protected int |
next_char
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Constructor Summary | |
scanner()
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scanner(java.io.InputStream is)
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Method Summary | |
protected void |
advance()
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Symbol |
next_token()
Return the next token, or null on end-of-file. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
protected int next_char
Constructor Detail |
public scanner(java.io.InputStream is) throws java.io.IOException
public scanner() throws java.io.IOException
Method Detail |
protected void advance() throws java.io.IOException
public Symbol next_token() throws java.io.IOException
Scanner
null
on end-of-file.next_token
in interface Scanner
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