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Add checkNull and documentation

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This commit is contained in:
fbraem
2015-10-26 15:20:49 +01:00
parent 4dc1d2f62d
commit a46ef4144e
2 changed files with 32 additions and 8 deletions
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30
Redis/include/Poco/Redis/Array.h
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@@ -29,42 +29,62 @@ namespace Poco {
namespace Redis {
class Redis_API Array
/// Represents a Redis Array.
/// Represents a Redis Array. An Array can contain Integers, Strings,
/// Bulk Strings, Errors and other arrays. It can also contain a Null
/// value.
{
public:
Array();
/// Default constructor. As long as there are no elements added,
/// the array will contain a Null value.
Array(const Array& copy);
/// Copy constructor.
virtual ~Array();
/// Destructor.
void add(Poco::Int64 value);
/// Adds an integer element.
void add(const std::string& value);
/// Adds a simple string element (can't contain a newline!).
void add(const BulkString& value);
/// Adds a bulk string element.
void add();
/// Adds a Null bulk string element.
void add(RedisType::Ptr value);
/// Adds a Redis element.
std::vector<RedisType::Ptr>::const_iterator begin() const;
/// Returns an iterator to the start of the array. Note:
/// this can throw a NullValueException when this is a Null array.
void clear();
std::vector<RedisType::Ptr>::const_iterator end() const;
/// Returns an iterator to the end of the array. Note:
/// this can throw a NullValueException when this is a Null array.
bool isNull() const;
/// Returns true when this is a Null array.
std::string toString() const;
/// Returns the String representation as specified in the
/// Redis Protocol specification.
size_t size() const;
/// Returns the size of the array. Note:
/// this can throw a NullValueException when this is a Null array.
private:
Nullable<std::vector<RedisType::Ptr> > _elements;
static std::vector<RedisType::Ptr> _empty;
void checkNull();
};
inline std::vector<RedisType::Ptr>::const_iterator Array::begin() const
@@ -72,6 +92,12 @@ inline std::vector<RedisType::Ptr>::const_iterator Array::begin() const
return _elements.value().begin();
}
inline void Array::checkNull()
{
std::vector<RedisType::Ptr> v;
if ( _elements.isNull() ) _elements.assign(v);
}
inline void Array::clear()
{
if ( !_elements.isNull() )