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UniqueIpFilter Class — netty Architecture

Architecture documentation for the UniqueIpFilter class in UniqueIpFilter.java from the netty codebase.

Class java

Entity Profile

Dependency Diagram

graph TD
  811d2d11_1137_ed72_f22c_ce2f27307fb4["UniqueIpFilter"]
  94a4f5bf_41df_fb1d_34b4_78a5de648c43["UniqueIpFilter.java"]
  811d2d11_1137_ed72_f22c_ce2f27307fb4 -->|defined in| 94a4f5bf_41df_fb1d_34b4_78a5de648c43
  4749873e_53ea_172d_a2fd_85144743e64a["accept()"]
  811d2d11_1137_ed72_f22c_ce2f27307fb4 -->|method| 4749873e_53ea_172d_a2fd_85144743e64a

Relationship Graph

Source Code

handler/src/main/java/io/netty/handler/ipfilter/UniqueIpFilter.java lines 31–46

@ChannelHandler.Sharable
public class UniqueIpFilter extends AbstractRemoteAddressFilter<InetSocketAddress> {

    private final Set<InetAddress> connected = ConcurrentHashMap.newKeySet();

    @Override
    protected boolean accept(ChannelHandlerContext ctx, InetSocketAddress remoteAddress) throws Exception {
        final InetAddress remoteIp = remoteAddress.getAddress();
        if (!connected.add(remoteIp)) {
            return false;
        } else {
            ctx.channel().closeFuture().addListener(future -> connected.remove(remoteIp));
            return true;
        }
    }
}

Defined In

Source

Frequently Asked Questions

What is the UniqueIpFilter class?
UniqueIpFilter is a class in the netty codebase, defined in handler/src/main/java/io/netty/handler/ipfilter/UniqueIpFilter.java.
Where is UniqueIpFilter defined?
UniqueIpFilter is defined in handler/src/main/java/io/netty/handler/ipfilter/UniqueIpFilter.java at line 31.

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