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T23-Some.cpp
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49 lines (40 loc) · 1.74 KB
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/***************************
@Author: Chunel
@Contact: chunel@foxmail.com
@File: T23-Some.cpp
@Time: 2023/8/20 13:39
@Desc: 本例主要演示，GSome的使用方法，插入的元素并发执行n个完毕后，整体结束
***************************/
#include "MyGNode/MyNode1.h"
#include "MyGNode/MyNode2.h"
using namespace CGraph;
void tutorial_some() {
GPipelinePtr pipeline = GPipelineFactory::create();
GElementPtr a, b_some, c, d = nullptr;
/**
* 创建一个类型为GSome的组，其中注入3个异步节点，其中有[1]个执行完成，则GSome执行结束
* 也就是说，这个 GSome 会执行1s后，就往下继续执行。效果类似增强版本的弱依赖
* 需要注意的是，当前GSome执行完成，并且今后后续的element后，
* 内部的节点仍会继续执行，故如果在节点内做参数处理，请注意考虑后续影响
* 当前pipeline的run()方法，会等到内部的内部节点全部执行完成后，才结束
*/
b_some = pipeline->createGGroup<GSome<1>>({
pipeline->createGNode<MyNode1>(GNodeInfo("nodeB1")),
pipeline->createGNode<MyNode2>(GNodeInfo("nodeB2")),
pipeline->createGNode<MyNode2>(GNodeInfo("nodeB3"))
});
CStatus status = pipeline->registerGElement<MyNode1>(&a, {}, "nodeA");
status += pipeline->registerGGroup(&b_some, {a}, "someB");
status += pipeline->registerGElement<MyNode1>(&c, {b_some}, "nodeC");
status += pipeline->registerGElement<MyNode2>(&d, {c}, "nodeD");
if (!status.isOK()) {
return;
}
status += pipeline->process();
CGRAPH_ECHO("pipeline run finished, error code is [%d]", status.getCode());
GPipelineFactory::clear();
}
int main() {
tutorial_some();
return 0;
}