io.netty.resolver

Class CompositeNameResolver<T>

java.lang.Object

io.netty.resolver.SimpleNameResolver<T>

io.netty.resolver.CompositeNameResolver<T>

All Implemented Interfaces:

NameResolver<T>, Closeable, AutoCloseable

@UnstableApi
public final class CompositeNameResolver<T>
extends SimpleNameResolver<T>

A composite SimpleNameResolver that resolves a host name against a sequence of NameResolvers. In case of a failure, only the last one will be reported.

Constructor Summary

Constructors

Constructor and Description
CompositeNameResolver(io.netty.util.concurrent.EventExecutor executor, NameResolver<T>... resolvers)

Method Summary

Modifier and Type	Method and Description
protected void	doResolve(String inetHost, io.netty.util.concurrent.Promise<T> promise) Invoked by SimpleNameResolver.resolve(String) to perform the actual name resolution.
protected void	doResolveAll(String inetHost, io.netty.util.concurrent.Promise<List<T>> promise) Invoked by SimpleNameResolver.resolveAll(String) to perform the actual name resolution.

Methods inherited from class io.netty.resolver.SimpleNameResolver

close, executor, resolve, resolve, resolveAll, resolveAll

Methods inherited from class java.lang.Object

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

Constructor Detail

CompositeNameResolver

public CompositeNameResolver(io.netty.util.concurrent.EventExecutor executor,
                             NameResolver<T>... resolvers)

Parameters:

executor - the EventExecutor which is used to notify the listeners of the Future returned by SimpleNameResolver.resolve(String)

resolvers - the NameResolvers to be tried sequentially

Method Detail

doResolve

protected void doResolve(String inetHost,
                         io.netty.util.concurrent.Promise<T> promise)
                  throws Exception

Description copied from class: SimpleNameResolver

Invoked by SimpleNameResolver.resolve(String) to perform the actual name resolution.

Specified by:

doResolve in class SimpleNameResolver<T>

Throws:

Exception

doResolveAll

protected void doResolveAll(String inetHost,
                            io.netty.util.concurrent.Promise<List<T>> promise)
                     throws Exception

Description copied from class: SimpleNameResolver

Invoked by SimpleNameResolver.resolveAll(String) to perform the actual name resolution.

Specified by:

doResolveAll in class SimpleNameResolver<T>

Throws:

Exception