io.netty.util

Class Signal

java.lang.Object

java.lang.Throwable

java.lang.Error

io.netty.util.Signal

All Implemented Interfaces:

java.io.Serializable

public final class Signal
extends java.lang.Error

A special Error which is used to signal some state or request by throwing it. Signal has an empty stack trace and has no cause to save the instantiation overhead.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private static java.util.concurrent.ConcurrentMap<java.lang.String,java.lang.Boolean>	map
private static long	serialVersionUID
private UniqueName	uname

Constructor Summary

Constructors

Constructor and Description
Signal(java.lang.String name) Deprecated. Use valueOf(String) instead.

Method Summary

Modifier and Type	Method and Description
void	expect(Signal signal) Check if the given Signal is the same as this instance.
java.lang.Throwable	fillInStackTrace()
java.lang.Throwable	initCause(java.lang.Throwable cause)
java.lang.String	toString()
static Signal	valueOf(java.lang.String name) Creates a new Signal with the specified name.

Methods inherited from class java.lang.Throwable

addSuppressed, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, printStackTrace, printStackTrace, printStackTrace, setStackTrace

Methods inherited from class java.lang.Object

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

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

map

private static final java.util.concurrent.ConcurrentMap<java.lang.String,java.lang.Boolean> map

uname

private final UniqueName uname

Constructor Detail

Signal

@Deprecated
public Signal(java.lang.String name)

Deprecated. Use valueOf(String) instead.

Method Detail

valueOf

public static Signal valueOf(java.lang.String name)

Creates a new Signal with the specified name.

expect

public void expect(Signal signal)

Check if the given Signal is the same as this instance. If not an IllegalStateException will be thrown.

initCause

public java.lang.Throwable initCause(java.lang.Throwable cause)

Overrides:

initCause in class java.lang.Throwable

fillInStackTrace

public java.lang.Throwable fillInStackTrace()

Overrides:

fillInStackTrace in class java.lang.Throwable

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Throwable