com.connecterra.ale.reader
Class ChannelManager.State

java.lang.Object
  java.lang.Enum
      com.connecterra.ale.reader.ChannelManager.State

All Implemented Interfaces:

Serializable, Comparable

Enclosing class:

ChannelManager

public static final class ChannelManager.State
extends Enum

The manager implements a state machine which has these states.

See Also:

Serialized Form

Field Summary

static ChannelManager.State	ACTIVATING The manager is in the process of activating the channels and initializing the proxy.
static ChannelManager.State	ACTIVE Communications with the device are online, that is, the channels are active and proxy initialization has completed.
static ChannelManager.State	DEACTIVATING The manager is shutting down communications.
static ChannelManager.State	INACTIVE Communications with the device are offline.
static ChannelManager.State	OFFLINE The manager enters this state after a failure.
static ChannelManager.State	TERMINATED The manager enters this state when the system is being shut down.

Method Summary

static ChannelManager.State	valueOf(String name)
static ChannelManager.State[]	values()

Methods inherited from class java.lang.Enum

clone, compareTo, equals, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

INACTIVE

public static final ChannelManager.State INACTIVE

Communications with the device are offline. If an Operation is executed in this state, then the channels must be activated and the proxy initialized before the operation is actually executed.

ACTIVATING

public static final ChannelManager.State ACTIVATING

The manager is in the process of activating the channels and initializing the proxy.

ACTIVE

public static final ChannelManager.State ACTIVE

Communications with the device are online, that is, the channels are active and proxy initialization has completed. Operations may be executed without any additional work.

DEACTIVATING

public static final ChannelManager.State DEACTIVATING

The manager is shutting down communications. This occurs after an IOException, or during the ChannelManager.reactivateChannels() process.

OFFLINE

public static final ChannelManager.State OFFLINE

The manager enters this state after a failure.

TERMINATED

public static final ChannelManager.State TERMINATED

The manager enters this state when the system is being shut down. No Operations will be executed.

Method Detail

values

public static final ChannelManager.State[] values()

valueOf

public static ChannelManager.State valueOf(String name)