7 #ifndef QUERYPARSERCHARSTREAM_H
8 #define QUERYPARSERCHARSTREAM_H
30 virtual wchar_t readChar() = 0;
35 virtual int32_t getColumn() = 0;
40 virtual int32_t getLine() = 0;
44 virtual int32_t getEndColumn() = 0;
48 virtual int32_t getEndLine() = 0;
52 virtual int32_t getBeginColumn() = 0;
56 virtual int32_t getBeginLine() = 0;
61 virtual void backup(int32_t amount) = 0;
65 virtual wchar_t BeginToken() = 0;
70 virtual String GetImage() = 0;
74 virtual CharArray GetSuffix(int32_t length) = 0;
79 virtual void Done() = 0;