validate() — netty Function Reference

Architecture documentation for the validate() function in CombinedChannelDuplexHandler.java from the netty codebase.

Function java Buffer Telemetry calls 1 called by 1

Entity Profile

Buffer→ Telemetry→ validate() — netty Function Reference

Dependency Diagram

graph TD
  c829476f_9743_1640_1764_a127fa4e13a8["validate()"]
  d9e90966_2763_e0d8_7a2c_c3339937a5a7["CombinedChannelDuplexHandler"]
  c829476f_9743_1640_1764_a127fa4e13a8 -->|defined in| d9e90966_2763_e0d8_7a2c_c3339937a5a7
  26381b7a_54f3_93c6_3580_82181da58ae7["init()"]
  26381b7a_54f3_93c6_3580_82181da58ae7 -->|calls| c829476f_9743_1640_1764_a127fa4e13a8
  26381b7a_54f3_93c6_3580_82181da58ae7["init()"]
  c829476f_9743_1640_1764_a127fa4e13a8 -->|calls| 26381b7a_54f3_93c6_3580_82181da58ae7
  style c829476f_9743_1640_1764_a127fa4e13a8 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

transport/src/main/java/io/netty/channel/CombinedChannelDuplexHandler.java lines 74–94

    private void validate(I inboundHandler, O outboundHandler) {
        if (this.inboundHandler != null) {
            throw new IllegalStateException(
                    "init() can not be invoked if " + CombinedChannelDuplexHandler.class.getSimpleName() +
                            " was constructed with non-default constructor.");
        }

        ObjectUtil.checkNotNull(inboundHandler, "inboundHandler");
        ObjectUtil.checkNotNull(outboundHandler, "outboundHandler");

        if (inboundHandler instanceof ChannelOutboundHandler) {
            throw new IllegalArgumentException(
                    "inboundHandler must not implement " +
                    ChannelOutboundHandler.class.getSimpleName() + " to get combined.");
        }
        if (outboundHandler instanceof ChannelInboundHandler) {
            throw new IllegalArgumentException(
                    "outboundHandler must not implement " +
                    ChannelInboundHandler.class.getSimpleName() + " to get combined.");
        }
    }