private void Start()
{
for (int i = 0; i < 4; i++)
{
KeySetter keySetter = Instantiate(this.keySetButton, this.transform, false).GetComponent <KeySetter>();
keySetter.keyIndex = i;
}
}
public void StringKeySetterTest()
{
var keySetter = new KeySetter <Part>();
string testValue = "test";
var part = new Part();
var prop = typeof(Part).GetProperty(nameof(part.Description));
var key = prop.GetCustomAttribute <DisplayAttribute>().Name;
keySetter.SetProperty(key, testValue, part);
Assert.Equal(testValue, part.Description);
}
public void DateKeySetterTest()
{
var keySetter = new KeySetter <Part>();
var testDate = "17.06.96/13:48:10";
var expectedDate = new DateTime(1996, 6, 17, 13, 48, 10);
var part = new Part();
var prop = typeof(Part).GetProperty(nameof(part.TestBegin));
var key = prop.GetCustomAttribute <DisplayAttribute>().Name;
keySetter.SetProperty(key, testDate, part);
Assert.Equal(expectedDate, part.TestBegin);
}
public Database(string path, KeyValidator <TKey> keyValidator, long offset = 0, long pageSize = 0, bool sortable = true, LoggerInterface logger = null)
{
if (typeof(T).GetFields(BindingFlags.NonPublic).Any(f => !f.FieldType.IsValueType))
{
throw new Exception("Structure fields can be only value type.");
}
valueSize = Marshal.SizeOf <T>();
fileSize = new FileInfo(path).Length;
if ((fileSize - offset) % valueSize != 0)
{
throw new Exception("Database is corrupted.");
}
validateKey = keyValidator;
this.sortable = sortable;
this.pageSize = pageSize - pageSize % valueSize;
this.offset = offset;
this.path = path;
this.logger = logger ?? new LoggerInterface();
this.progress = new ProgressLogger(this.logger);
accessor = new MemoryAccessor(path, 0, this.pageSize);
idIsIndex = typeof(T).GetCustomAttribute <IdIsIndexAttribute>() != null;
if (!idIsIndex)
{
var idField = typeof(T).GetFields(BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public).First(f => f.GetCustomAttribute <IdAttribute>() != null);
if (idField.GetCustomAttribute <FixedBufferAttribute>() != null)
{
if (typeof(TKey) == typeof(string))
{
getKey = i => (TKey)(object)GetKeyString(accessor, i, idField.GetCustomAttribute <FixedBufferAttribute>().Length);
setKey = (TKey key, ref T val) => SetKeyString((string)(object)key, ref val);
}
else if (typeof(TKey) == typeof(Array))
{
getKey = i => (TKey)(object)GetKeyArray(accessor, i, idField.GetCustomAttribute <FixedBufferAttribute>().Length, idField.GetCustomAttribute <FixedBufferAttribute>().ElementType);
setKey = (TKey key, ref T val) => SetKeyArray((Array)(object)key, ref val);
}
else
{
throw new Exception("Fixed array key field should be String or Array.");
}
}
else
{
getKey = i => GetKey(accessor, i);
setKey = (TKey key, ref T val) => SetKey(key, ref val);
}
keyOffset = Marshal.OffsetOf <T>(idField.Name).ToInt32();
}
else
{
getKey = i => typeof(TKey) == typeof(long) ? (TKey)(object)i : throw new ArgumentException("Index of IdIsIndex table should be long.");
setKey = (TKey key, ref T val) => throw new InvalidOperationException("Unable to set key for IdIsIndex database.");
keyOffset = 0;
}
}