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author | Lorry Tar Creator <lorry-tar-importer@baserock.org> | 2009-08-18 20:56:02 +0000 |
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committer | Lorry <lorry@roadtrain.codethink.co.uk> | 2012-09-25 16:59:08 +0000 |
commit | 9f8a09ed743cedd9547bf0661d518647966ab114 (patch) | |
tree | 9c7803d3b27a8ec22e91792ac7f7932efa128b20 /Examples/ruby/exception_class/example.h | |
download | swig-tarball-master.tar.gz |
Imported from /srv/lorry/lorry-area/swig-tarball/swig-1.3.40.tar.gz.HEADswig-1.3.40master
Diffstat (limited to 'Examples/ruby/exception_class/example.h')
-rw-r--r-- | Examples/ruby/exception_class/example.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/Examples/ruby/exception_class/example.h b/Examples/ruby/exception_class/example.h new file mode 100644 index 0000000..9facde4 --- /dev/null +++ b/Examples/ruby/exception_class/example.h @@ -0,0 +1,51 @@ +/* File : example.h */ + +// A simple exception +class EmptyError { }; +class FullError { + public: + int maxsize; + FullError(int m) : maxsize(m) { } +}; + +template<typename T> class Queue { + int maxsize; + T *items; + int nitems; + int last; + public: + Queue(int size) { + maxsize = size; + items = new T[size]; + nitems = 0; + last = 0; + } + ~Queue() { + delete [] items; + } + void enqueue(T x) throw(FullError) { + if (nitems == maxsize) { + throw FullError(maxsize); + } + items[last] = x; + last = (last + 1) % maxsize; + nitems++; + } + T dequeue() { + T x; + if (nitems == 0) throw EmptyError(); + x = items[(last + maxsize - nitems) % maxsize]; + nitems--; + return x; + } + int length() { + return nitems; + } +}; + + + + + + + |