diff options
author | Wladimir J. van der Laan <laanwj@gmail.com> | 2011-06-11 22:11:58 +0200 |
---|---|---|
committer | Wladimir J. van der Laan <laanwj@gmail.com> | 2011-06-11 22:11:58 +0200 |
commit | ba4081c1fcaddf361abd61b2721994eff5475bb3 (patch) | |
tree | 8667eac9e13bde9d006407b55b73bacc830f46e6 /src/json/json_spirit_stream_reader.h | |
parent | 5813089e0b5ab9cff50192f0068d256eb2602316 (diff) | |
download | bitcoin-ba4081c1fcaddf361abd61b2721994eff5475bb3.tar.xz |
move back to original directory structure
Diffstat (limited to 'src/json/json_spirit_stream_reader.h')
-rw-r--r-- | src/json/json_spirit_stream_reader.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/src/json/json_spirit_stream_reader.h b/src/json/json_spirit_stream_reader.h new file mode 100644 index 0000000000..7e59c9adc2 --- /dev/null +++ b/src/json/json_spirit_stream_reader.h @@ -0,0 +1,70 @@ +#ifndef JSON_SPIRIT_READ_STREAM +#define JSON_SPIRIT_READ_STREAM + +// Copyright John W. Wilkinson 2007 - 2009. +// Distributed under the MIT License, see accompanying file LICENSE.txt + +// json spirit version 4.03 + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +#include "json_spirit_reader_template.h" + +namespace json_spirit +{ + // these classes allows you to read multiple top level contiguous values from a stream, + // the normal stream read functions have a bug that prevent multiple top level values + // from being read unless they are separated by spaces + + template< class Istream_type, class Value_type > + class Stream_reader + { + public: + + Stream_reader( Istream_type& is ) + : iters_( is ) + { + } + + bool read_next( Value_type& value ) + { + return read_range( iters_.begin_, iters_.end_, value ); + } + + private: + + typedef Multi_pass_iters< Istream_type > Mp_iters; + + Mp_iters iters_; + }; + + template< class Istream_type, class Value_type > + class Stream_reader_thrower + { + public: + + Stream_reader_thrower( Istream_type& is ) + : iters_( is ) + , posn_begin_( iters_.begin_, iters_.end_ ) + , posn_end_( iters_.end_, iters_.end_ ) + { + } + + void read_next( Value_type& value ) + { + posn_begin_ = read_range_or_throw( posn_begin_, posn_end_, value ); + } + + private: + + typedef Multi_pass_iters< Istream_type > Mp_iters; + typedef spirit_namespace::position_iterator< typename Mp_iters::Mp_iter > Posn_iter_t; + + Mp_iters iters_; + Posn_iter_t posn_begin_, posn_end_; + }; +} + +#endif |