DecoratingSeekableByteChannel (TrueZIP Kernel 7.4.2 API)

java.lang.Object
- de.schlichtherle.truezip.io.DecoratingSeekableByteChannel

All Implemented Interfaces:

Closeable, AutoCloseable, ByteChannel, Channel, ReadableByteChannel, SeekableByteChannel, WritableByteChannel

Direct Known Subclasses:

FsCachingController.EntryController.EntrySeekableByteChannel, FsConcurrentController.ConcurrentSeekableByteChannel, FsResourceController.AccountedSeekableByteChannel, IOCache.Buffer.BufferInputChannel, IOCache.Buffer.BufferOutputChannel, IOExceptionSeekableByteChannel
```
@DefaultAnnotation(value=edu.umd.cs.findbugs.annotations.NonNull.class)
public abstract class DecoratingSeekableByteChannel
extends Object
implements SeekableByteChannel
```
An abstract decorator for a seekable byte channel. This is optimized for performance and without multithreading support.

Since:

TrueZIP 7.2

Author:

Christian Schlichtherle

Field Summary

Fields
Modifier and Type Field and Description

protected SeekableByteChannel delegate
The nullable decorated seekable byte channel.

Fields
Modifier and Type	Field and Description
`protected SeekableByteChannel`	`delegate` The nullable decorated seekable byte channel.

Constructor Summary

Constructors
Modifier Constructor and Description

protected DecoratingSeekableByteChannel(SeekableByteChannel channel)
Constructs a new decorating seekable byte channel.

Constructors
Modifier	Constructor and Description
`protected`	`DecoratingSeekableByteChannel(SeekableByteChannel channel)` Constructs a new decorating seekable byte channel.

Method Summary

Methods
Modifier and Type	Method and Description
`void`	`close()`
`boolean`	`isOpen()`
`long`	`position()`
`SeekableByteChannel`	`position(long newPosition)`
`int`	`read(ByteBuffer dst)`
`long`	`size()`
`String`	`toString()` Returns a string representation of this object for debugging and logging purposes.
`SeekableByteChannel`	`truncate(long size)`
`int`	`write(ByteBuffer src)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Field Detail
  - delegate
```
@Nullable
protected SeekableByteChannel delegate
```
    The nullable decorated seekable byte channel.
- Constructor Detail
  - DecoratingSeekableByteChannel
```
protected DecoratingSeekableByteChannel(@Nullable
                             SeekableByteChannel channel)
```
    Constructs a new decorating seekable byte channel.
    
    Parameters:
    channel - the nullable seekable byte channel to decorate.
- Method Detail
  - close
```
public void close()
           throws IOException
```
    Specified by:
    
    close in interface Closeable
    
    Specified by:
    
    close in interface AutoCloseable
    
    Specified by:
    
    close in interface Channel
    
    Throws:
    
    IOException
  - isOpen
```
public boolean isOpen()
```
    Specified by:
    
    isOpen in interface Channel
  - position
```
public long position()
              throws IOException
```
    Specified by:
    
    position in interface SeekableByteChannel
    
    Throws:
    
    IOException
  - position
```
public SeekableByteChannel position(long newPosition)
                             throws IOException
```
    Specified by:
    
    position in interface SeekableByteChannel
    
    Throws:
    
    IOException
  - read
```
public int read(ByteBuffer dst)
         throws IOException
```
    Specified by:
    
    read in interface ReadableByteChannel
    
    Specified by:
    
    read in interface SeekableByteChannel
    
    Throws:
    
    IOException
  - size
```
public long size()
          throws IOException
```
    Specified by:
    
    size in interface SeekableByteChannel
    
    Throws:
    
    IOException
  - toString
```
public String toString()
```
    Returns a string representation of this object for debugging and logging purposes.
    
    Overrides:
    
    toString in class Object
  - truncate
```
public SeekableByteChannel truncate(long size)
                             throws IOException
```
    Specified by:
    
    truncate in interface SeekableByteChannel
    
    Throws:
    
    IOException
  - write
```
public int write(ByteBuffer src)
          throws IOException
```
    Specified by:
    
    write in interface SeekableByteChannel
    
    Specified by:
    
    write in interface WritableByteChannel
    
    Throws:
    
    IOException

Class DecoratingSeekableByteChannel

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

delegate

Constructor Detail

DecoratingSeekableByteChannel

Method Detail

close

isOpen

position

position

read

size

toString

truncate

write