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ParserSharedInputState.cpp
Package: antlr-2_7_0.zip　[view]
Upload User: afrynkmhm
Upload Date: 2007-01-06
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Code Size: 1k
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ParserSharedInputState.cpp：Code Content
  1. #include "antlr/ParserSharedInputState.hpp"
  3. ANTLR_BEGIN_NAMESPACE(antlr)
  5. /** This object contains the data associated with an
  6.  *  input stream of tokens.  Multiple parsers
  7.  *  share a single ParserSharedInputState to parse
  8.  *  the same stream of tokens.
  9.  */
  11. ParserInputState::ParserInputState(TokenBuffer* input_)
  12. : guessing(0)
  13. , input(input_)
  14. , inputResponsible(true)
  15. {
  16. }
  18. ParserInputState::ParserInputState(TokenBuffer& input_)
  19. : guessing(0)
  20. , input(&input_)
  21. , inputResponsible(false)
  22. {
  23. }
  25. ParserInputState::~ParserInputState()
  26. {
  27. if (inputResponsible)
  28. delete input;
  29. }
  31. TokenBuffer& ParserInputState::getInput()
  32. {
  33. return *input;
  34. }
  36. ANTLR_END_NAMESPACE