IoFuture

All Known Subinterfaces:

CloseFuture, ConnectFuture, WriteFuture

All Known Implementing Classes:

DefaultCloseFuture, DefaultConnectFuture, DefaultIoFuture, DefaultWriteFuture
```
public interface IoFuture
```
Represents the result of an ashynchronous I/O operation.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`addListener(IoFutureListener listener)`	Adds an event `listener` which is notified when the state of this future changes.
`java.lang.Object`	`getLock()`	Returns the lock object this future acquires.
`IoSession`	`getSession()`	Returns the `IoSession` which is associated with this future.
`boolean`	`isReady()`	Returns if the asynchronous operation is finished.
`void`	`join()`	Wait for the asynchronous operation to end.
`boolean`	`join(long timeoutInMillis)`	Wait for the asynchronous operation to end with the specified timeout.
`void`	`removeListener(IoFutureListener listener)`	Removes an existing event `listener` which is notified when the state of this future changes.

- Method Detail
  - getSession
```
IoSession getSession()
```
    Returns the IoSession which is associated with this future.
  - getLock
```
java.lang.Object getLock()
```
    Returns the lock object this future acquires.
  - join
```
void join()
```
    Wait for the asynchronous operation to end.
  - join
```
boolean join(long timeoutInMillis)
```
    Wait for the asynchronous operation to end with the specified timeout.
    
    Returns:
    
    true if the operation is finished.
  - isReady
```
boolean isReady()
```
    Returns if the asynchronous operation is finished.
  - addListener
```
void addListener(IoFutureListener listener)
```
    Adds an event listener which is notified when the state of this future changes.
  - removeListener
```
void removeListener(IoFutureListener listener)
```
    Removes an existing event listener which is notified when the state of this future changes.