WritableMessage (grizzly-framework 4.0.0 API)

All Known Subinterfaces:

Buffer, FileChunk

All Known Implementing Classes:

BuffersBuffer, ByteBufferManager.SmallByteBufferWrapper, ByteBufferWrapper, CompositeBuffer, FileTransfer, HeapBuffer
```
public interface WritableMessage
```
Common interface for entities that may be written to a Channel.

Since:

2.2

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`hasRemaining()`	Return `true` if this message has data remaining to be written.
`boolean`	`isExternal()`	Returns `true` if the message represents an external resource (for example `FileTransfer`), which is not loaded in memory.
`boolean`	`release()`	Perform message specific actions to release resources held by the entity backing this `WritableMessage`.
`int`	`remaining()`	Return the number of bytes remaining to be written.

- Method Detail
  - hasRemaining
```
boolean hasRemaining()
```
    Return true if this message has data remaining to be written.
    
    Returns:
    
    true if this message has data remaining to be written.
  - remaining
```
int remaining()
```
    Return the number of bytes remaining to be written.
    
    Returns:
    
    the number of bytes remaining to be written.
  - release
```
boolean release()
```
    Perform message specific actions to release resources held by the entity backing this WritableMessage.
    
    Returns:
    
    true if successfully released
  - isExternal
```
boolean isExternal()
```
    Returns true if the message represents an external resource (for example FileTransfer), which is not loaded in memory.
    
    Returns:
    
    False, if the message is located in memory (like Buffer).