public DBIterator NewIterator(ReadOptions opts)
{
IntPtr cPtr = LeveldbPINVOKE.DBTable_NewIterator(swigCPtr, ReadOptions.getCPtr(opts));
DBIterator ret = (cPtr == IntPtr.Zero) ? null : new DBIterator(cPtr, false);
if (LeveldbPINVOKE.SWIGPendingException.Pending) throw LeveldbPINVOKE.SWIGPendingException.Retrieve();
return ret;
}
static void Main(string[] args)
{
Console.WriteLine("Starting");
var dbAccessor = new DBAccessor();
var status = dbAccessor.Open(new Options
{
ErrorIfExists = false,
CreateIfMissing = true,
Compression = CompressionType.SnappyCompression,
}, "./Data");
if (status.IsReady())
{
Console.WriteLine("LevelDB startup OK");
var readOptions = new ReadOptions { FillCache = false };
var user = dbAccessor.Get(readOptions, "user/yitzchok");
if (string.IsNullOrEmpty(user))
{
//load some data into storage
var transaction = new DBWriteBatch();
transaction.Put("user/yitzchok", "Yitzchok");
transaction.Put("user/other", "Other User");
dbAccessor.Write(new WriteOptions(), transaction);
}
else
{
user = dbAccessor.Get(readOptions, "user/yitzchok");
}
Console.WriteLine(user);
Console.WriteLine(dbAccessor.Get(readOptions, "user/other"));
}
else if (status.IsNotFound())
{
Console.WriteLine("LevelDB not found");
}
else
{
Console.WriteLine("LevelDB not setup correctly");
}
Console.ReadLine();
}
public string Get(ReadOptions options, string key)
{
string ret = LeveldbPINVOKE.DBAccessor_Get(swigCPtr, ReadOptions.getCPtr(options), key);
if (LeveldbPINVOKE.SWIGPendingException.Pending) throw LeveldbPINVOKE.SWIGPendingException.Retrieve();
return ret;
}
internal static HandleRef getCPtr(ReadOptions obj)
{
return (obj == null) ? new HandleRef(null, IntPtr.Zero) : obj.swigCPtr;
}