LibXR::Topic::Domain Class Reference

topic 所属的命名域 / Naming domain that groups topics More...

#include <topic.hpp>

Collaboration diagram for LibXR::Topic::Domain:

Public Member Functions
	Domain (const char *name)
	构造一个 topic 域 / Construct one topic domain

Data Fields
RBTree< uint32_t >::Node< RBTree< uint32_t > > *	node_
	该域在全局域表里的节点。This domain's node inside the global domain tree.

Detailed Description

topic 所属的命名域 / Naming domain that groups topics

Definition at line 178 of file topic.hpp.

Constructor & Destructor Documentation

Domain()

Topic::Domain::Domain

(

const char *

name

)

构造一个 topic 域 / Construct one topic domain

Parameters

name	域名称 / Domain name

Definition at line 92 of file topic.cpp.

{
  ASSERT(name != nullptr);
 
  EnsureDomainRegistry();
 
  auto crc32 = CRC32::Calculate(name, strlen(name));
 
  auto domain = domain_->Search<RBTree<uint32_t>>(crc32);
 
  if (domain != nullptr)
  {
    node_ = domain;
    return;
  }
 
  node_ = new LibXR::RBTree<uint32_t>::Node<LibXR::RBTree<uint32_t>>(
      [](const uint32_t& a, const uint32_t& b)
      { return static_cast<int>(a) - static_cast<int>(b); });
 
  domain_->Insert(*node_, crc32);
}

Field Documentation

node_

RBTree<uint32_t>::Node<RBTree<uint32_t> >* LibXR::Topic::Domain::node_

该域在全局域表里的节点。This domain's node inside the global domain tree.

Definition at line 187 of file topic.hpp.

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The documentation for this class was generated from the following files:

• src/middleware/message/topic.hpp
• src/middleware/message/topic.cpp