1 files changed, 37 insertions, 0 deletions
diff --git a/poxml/antlr/src/ParserSharedInputState.cpp b/poxml/antlr/src/ParserSharedInputState.cpp
new file mode 100644
index 00000000..102aba87
--- /dev/null
+++ b/poxml/antlr/src/ParserSharedInputState.cpp
@@ -0,0 +1,37 @@
+#include "antlr/ParserSharedInputState.hpp"
+
+ANTLR_BEGIN_NAMESPACE(antlr)
+
+/** This object contains the data associated with an
+ *  input stream of tokens.  Multiple parsers
+ *  share a single ParserSharedInputState to parse
+ *  the same stream of tokens.
+ */
+
+ParserInputState::ParserInputState(TokenBuffer* input_)
+: guessing(0)
+, input(input_)
+, inputResponsible(true)
+{
+}
+
+ParserInputState::ParserInputState(TokenBuffer& input_)
+: guessing(0)
+, input(&input_)
+, inputResponsible(false)
+{
+}
+
+ParserInputState::~ParserInputState()
+{
+	if (inputResponsible)
+		delete input;
+}
+
+TokenBuffer& ParserInputState::getInput()
+{
+	return *input;
+}
+
+ANTLR_END_NAMESPACE
+