com.prosysopc.ua.stack.transport

Enum WriteState

java.lang.Object

java.lang.Enum<WriteState>

com.prosysopc.ua.stack.transport.WriteState

All Implemented Interfaces:

Serializable, Comparable<WriteState>

public enum WriteState
extends Enum<WriteState>

Message write states. Initial states: Queued Final states: Flushed, Error The only allowed state transition paths: Queued -> Writing -> Flushed Queued -> Writing -> Error

See Also:

AsyncWrite

Enum Constant Summary

Enum Constants

Enum Constant and Description
Canceled
Error
Queued
Ready
Writing
Written

Field Summary

Fields

Modifier and Type	Field and Description
static EnumSet<WriteState>	CANCELABLE_STATES
static EnumSet<WriteState>	FINAL_STATES

Method Summary

Modifier and Type	Method and Description
boolean	isFinal()
static WriteState	valueOf(String name) Returns the enum constant of this type with the specified name.
static WriteState[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

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

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

Ready

public static final WriteState Ready

Queued

public static final WriteState Queued

Writing

public static final WriteState Writing

Written

public static final WriteState Written

Canceled

public static final WriteState Canceled

Error

public static final WriteState Error

Field Detail

FINAL_STATES

public static final EnumSet<WriteState> FINAL_STATES

CANCELABLE_STATES

public static final EnumSet<WriteState> CANCELABLE_STATES

Method Detail

values

public static WriteState[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (WriteState c : WriteState.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static WriteState valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null

isFinal

public boolean isFinal()