...
Code Block |
---|
|
interface IState
{
/// <summary>
/// Transform the state instance into an array of bytes
/// </summary>
/// <param name="state">The state to be turned into a byte array</param>
/// <returns></returns>
byte[] ToByteArray();
}
public interface IManageState
{
/// <summary>
/// Store the linkable component's current State
/// </summary>
/// <returns>Object that identifies the stored state.</returns>
IState KeepCurrentState();
/// <summary>
/// Creates an instance of the state using array of bytes
/// </summary>
/// <param name="stateID">Object that identifies the state to be restored.</param>
IState CreateStateFromByteArray(byte[] state);
/// <summary>
/// Restores the state identified by the parameter stateID. If the state identifier identified by
/// stateID is not known by the linkable component an exception should be trown.
/// </summary>
/// <param name="stateID">Object that identifies the state to be restored.</param>
void RestoreState(IState state);
/// <summary>
/// Clears a state from the linkable component's memory. If the state identifier identified by
/// stateID is not known by the linkable component an exception should be trown.
/// </summary>
/// <param name="stateID">Object that identifies the state to be cleared.</param>
void ClearState(IState state);
/// <summary>
/// All available states created using KeepCurrentState()
/// </summary>
IEnumerable<IState> AvailableStates { get; }
}
|
Code Block |
java
Suggestion for IState and IManageState refactoring in Java version:
Code Block |
---|
| java |
---|
| javajava Suggestion for IState and IManageState refactoring |
---|
|
public interface IIdentifiable {
public long getId();
}
public interface IState {
public extends IIdentifiable getIdentifier();{
public byte[] toByteArray();
public void assignFromByteArray(byte[] bytes);
}
public interface IManageState {
// linkable component state management
public IState keepCurrentState();
public void restoreState(IState state);
public void clearState(IState state);
// TODO: decide if states should be publically visible
public IState[] getStates();
// factory method to revive state
public IState createStateFromByteArray(byte[] bytes);
}
|