Aws::Lex::LexNode Class Reference

#include <lex_node.h>

Public Member Functions
ErrorCode	Init (std::shared_ptr< PostContentInterface > lex_interactor)
	LexNode ()
	operator ros::NodeHandle & ()
	~LexNode ()=default

Private Member Functions
bool	LexServerCallback (lex_common_msgs::AudioTextConversationRequest &request, lex_common_msgs::AudioTextConversationResponse &response)

Private Attributes
ros::ServiceServer	lex_server_
ros::NodeHandle	node_handle_
std::shared_ptr< PostContentInterface >	post_content_

Detailed Description

LexNode is responsible for providing ROS API's and configuration for Amazon Lex. The lex node will work on each incoming message serially and respond with the lex info.

Todo:

decide how the lex node will handle multiple requests.

Definition at line 37 of file lex_node.h.

Constructor & Destructor Documentation

Aws::Lex::LexNode::LexNode

(

)

Constructor.

Definition at line 51 of file lex_node.cpp.

Aws::Lex::LexNode::~LexNode ( )

default

Destructor.

Member Function Documentation

ErrorCode Aws::Lex::LexNode::Init

(

std::shared_ptr< PostContentInterface >

lex_interactor

)

Initialize the lex node.

Parameters

lex_interactor

to use as the method to call lex.

Definition at line 53 of file lex_node.cpp.

bool Aws::Lex::LexNode::LexServerCallback ( lex_common_msgs::AudioTextConversationRequest &  request, lex_common_msgs::AudioTextConversationResponse &  response  )

private

Service callback for lex. Only allow one interaction with Lex at a time. If a new request comes in, fail the last request, then make a new request.

Parameters

request	to handle
response	to fill

Returns

true if the service request was successful

Definition at line 64 of file lex_node.cpp.

Aws::Lex::LexNode::operator ros::NodeHandle & ( )

inlineexplicit

Conversion function since in ROS2, this class will inherit from Node.

Returns

this functions node handle.

Definition at line 89 of file lex_node.h.

Member Data Documentation

ros::ServiceServer Aws::Lex::LexNode::lex_server_

private

The ros server for lex requests.

Definition at line 43 of file lex_node.h.

ros::NodeHandle Aws::Lex::LexNode::node_handle_

private

The ros node handle.

Definition at line 53 of file lex_node.h.

std::shared_ptr<PostContentInterface> Aws::Lex::LexNode::post_content_

private

Post content function.

Definition at line 48 of file lex_node.h.

---

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

• lex_node.h
• lex_node.cpp