tvbrowser.extras.common
Class ChannelItem

java.lang.Object
  tvbrowser.extras.common.ChannelItem

public class ChannelItem
extends java.lang.Object

A class that contains informations about a channel. Used to keep channel values even if channel is currently not available.

Author:

René Mach

Constructor Summary

ChannelItem(Channel channel)
Creates an instance of this class.

ChannelItem(java.io.ObjectInputStream in, int version)
Load the channel item from an stream.

Method Summary

Channel	getChannel() Gets the channel of this channel item.
boolean	isAvailableOrNullChannel() Gets if this channel ist available or is a null channel
boolean	isNullChannel() Gets if this channel is a null channel.
boolean	isValid() Gets if this channel is valid (could be found).
void	reValidate() Tries to load channel again.
void	saveItem(java.io.ObjectOutputStream out) Saves this channel item in an output stream.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ChannelItem

public ChannelItem(Channel channel)

Creates an instance of this class.

Parameters:

channel - The channel to keep in this ChannelItem.

ChannelItem

public ChannelItem(java.io.ObjectInputStream in,
                   int version)
            throws java.io.IOException,
                   java.lang.ClassNotFoundException

Load the channel item from an stream.

Parameters:

in - The stream to read the channel values from.

version - The version of the file.

Throws:

java.io.IOException

java.lang.ClassNotFoundException

Method Detail

isValid

public boolean isValid()

Gets if this channel is valid (could be found).

Returns:

True if this channel is valid, false otherwise.

isAvailableOrNullChannel

public boolean isAvailableOrNullChannel()

Gets if this channel ist available or is a null channel

Returns:

True if this channel is available or a null channel, false otherwise.

getChannel

public Channel getChannel()

Gets the channel of this channel item.

Returns:

The channel of this item or null if the channel is not valid (could not be found).

saveItem

public void saveItem(java.io.ObjectOutputStream out)
              throws java.io.IOException

Saves this channel item in an output stream.

Parameters:

out - The stream to save this item in.

Throws:

java.io.IOException

isNullChannel

public boolean isNullChannel()

Gets if this channel is a null channel.

Returns:

True if the channel is a null channel, false otherwise.

reValidate

public void reValidate()

Tries to load channel again.