Security-57031.1.35.tar.gz

[apple/security.git] / libsecurity_codesigning / antlr2 / src / TokenStreamSelector.cpp

diff --git a/libsecurity_codesigning/antlr2/src/TokenStreamSelector.cpp b/libsecurity_codesigning/antlr2/src/TokenStreamSelector.cpp
deleted file mode 100644 (file)
index 254a9a9..0000000
--- a/libsecurity_codesigning/antlr2/src/TokenStreamSelector.cpp
+++ /dev/null
@@ -1,107 +0,0 @@
-/* ANTLR Translator Generator
- * Project led by Terence Parr at http://www.jGuru.com
- * Software rights: http://www.antlr.org/license.html
- *
- * $Id: //depot/code/org.antlr/release/antlr-2.7.7/lib/cpp/src/TokenStreamSelector.cpp#2 $
- */
-#include "antlr/TokenStreamSelector.hpp"
-#include "antlr/TokenStreamRetryException.hpp"
-
-#ifdef ANTLR_CXX_SUPPORTS_NAMESPACE
-namespace antlr {
-#endif
-
-/** A token stream MUX (multiplexor) knows about n token streams
- *  and can multiplex them onto the same channel for use by token
- *  stream consumer like a parser.  This is a way to have multiple
- *  lexers break up the same input stream for a single parser.
- *     Or, you can have multiple instances of the same lexer handle
- *  multiple input streams; this works great for includes.
- */
-
-TokenStreamSelector::TokenStreamSelector()
-: input(0)
-{
-}
-
-TokenStreamSelector::~TokenStreamSelector()
-{
-}
-
-void TokenStreamSelector::addInputStream(TokenStream* stream, const ANTLR_USE_NAMESPACE(std)string& key)
-{
-       inputStreamNames[key] = stream;
-}
-
-TokenStream* TokenStreamSelector::getCurrentStream() const
-{
-       return input;
-}
-
-TokenStream* TokenStreamSelector::getStream(const ANTLR_USE_NAMESPACE(std)string& sname) const
-{
-       inputStreamNames_coll::const_iterator i = inputStreamNames.find(sname);
-       if (i == inputStreamNames.end()) {
-               throw ANTLR_USE_NAMESPACE(std)string("TokenStream ")+sname+" not found";
-       }
-       return (*i).second;
-}
-
-RefToken TokenStreamSelector::nextToken()
-{
-       // keep looking for a token until you don't
-       // get a retry exception
-       for (;;) {
-               try {
-                       return input->nextToken();
-               }
-               catch (TokenStreamRetryException&) {
-                       // just retry "forever"
-               }
-       }
-}
-
-TokenStream* TokenStreamSelector::pop()
-{
-       TokenStream* stream = streamStack.top();
-       streamStack.pop();
-       select(stream);
-       return stream;
-}
-
-void TokenStreamSelector::push(TokenStream* stream)
-{
-       streamStack.push(input);
-       select(stream);
-}
-
-void TokenStreamSelector::push(const ANTLR_USE_NAMESPACE(std)string& sname)
-{
-       streamStack.push(input);
-       select(sname);
-}
-
-void TokenStreamSelector::retry()
-{
-       throw TokenStreamRetryException();
-}
-
-/** Set the stream without pushing old stream */
-void TokenStreamSelector::select(TokenStream* stream)
-{
-       input = stream;
-}
-
-void TokenStreamSelector::select(const ANTLR_USE_NAMESPACE(std)string& sname)
-{
-       inputStreamNames_coll::const_iterator i = inputStreamNames.find(sname);
-       if (i == inputStreamNames.end()) {
-               throw ANTLR_USE_NAMESPACE(std)string("TokenStream ")+sname+" not found";
-       }
-       input = (*i).second;
-}
-
-#ifdef ANTLR_CXX_SUPPORTS_NAMESPACE
-}
-#endif
-