ROS_Xmlrpc++ 简单示例

根据 https://www.ibm.com/developerworks/cn/webservices/ws-xml-rpc/代码修改而来：
XmlRpc 简单代码示例

operations.h：
 #ifndef OPERATIONS
 #define OPERATIONS
 class operations {
 public:
  int add();
  operations(int i,int j);
 private :
  int op1;
  int op2;
 };
 #endif // OPERATIONS
 
operations.cpp ：
 #include <iostream>
 #include "operations.h"
 int operations::add(){
  std::cout<< "Sum of " <<op1<<"+"<<op2<<"="<<op1+op2<<std::endl;
  return (op1+op2);
 }
 operations::operations(int i,int j){
  this->op1 = i;
  this->op2 = j;
 }

 

myxmlrpcserver.h:
 #ifndef MYXMLRPCSERVER
 #define MYXMLRPCSERVER
 #include <iostream>
 #include "myxmlrpcservermethods.h"
 #include "XmlRpc.h"

 class myXmlRpcServer
 {
 public:
  myXmlRpcServer() ;
  ~myXmlRpcServer();
  void run();
 private:
  void  pm_registerMethods();
  XmlRpc::XmlRpcServer pm_xmlRpcserver;
  std::list<myXmlRpcServerMethod*> pm_serverMethods;
 };

 #endif // MYXMLRPCSERVER

myxmlrpcserver.cpp  :
 #include "myxmlrpcserver.h"
 #include <iostream>

 myXmlRpcServer::myXmlRpcServer(){
    pm_registerMethods();
    int port = 8085;
    pm_xmlRpcserver.bindAndListen(port);
    std::cout<<"XmlRpcServer running  in port " << port<<std::endl;
 }
 myXmlRpcServer::~myXmlRpcServer(){
 }

 void myXmlRpcServer::pm_registerMethods(){
  Add* a = new Add(&pm_xmlRpcserver);
  myXmlRpcServerMethod *p=a;
  pm_serverMethods.push_back(p);
 }
 void myXmlRpcServer::run(){
  pm_xmlRpcserver.work(-1);
 }

myxmlrpcservermethods.h:
 #ifndef MYXMLRPCSERVERMETHODS
 #define MYXMLRPCSERVERMETHODS
 #include <iostream>
 #include <XmlRpc.h>
 #include "myxmlrpcserver.h"

 using namespace XmlRpc;
 class myXmlRpcServerMethod :  public XmlRpcServerMethod {
 public:
  myXmlRpcServerMethod(const char *name,XmlRpcServer *server):
  XmlRpcServerMethod(name,server){}
  virtual void execute(XmlRpcValue  &params,XmlRpcValue &result){ }
 };
 class Add:public myXmlRpcServerMethod{
 public:
  Add(XmlRpcServer *s);
  virtual void execute(XmlRpcValue &params,XmlRpcValue &result);
 };

#endif // MYXMLRPCSERVERMETHODS

myxmlrpcservermethods.cpp:
 #include <iostream>
 #include "myxmlrpcserver.h"
 #include <XmlRpc.h>
 #include "operations.h"
 using namespace std;
 using XmlRpc::XmlRpcException;
 Add::Add(XmlRpcServer*s) :myXmlRpcServerMethod("Add",s){}
 void Add::execute(XmlRpcValue &params, XmlRpcValue &result){
    operations a(10,12);
    try{
     cout<<"Inside Add::execute method\n";
     result = a.add();
    }catch(std::exception &stde){
     throw XmlRpcException(stde.what());
    }
 }
服务器端：

#include <iostream>
#include "myxmlrpcserver.h"
using std;
int main(int argc ,char *argv[]){

    myXmlRpcServer GeeBoomBaa;
    std::cout<<"About to run the server\n";
    GeeBoomBaa.run();
    return 0;
} 
 
 
客户端：
#include <iostream>
#include "myxmlrpcserver.h"
using namespace XmlRpc;
int main(int argc, char* argv[])
{
        const char *server = "localhost";
        const int port = 8085;
        const char *uri = NULL;
        XmlRpcValue args, res;
        XmlRpcClient c( server, port, uri);
        c.execute("Add", args, res);
        std::cout<<"result is "<<res<<std::endl;
}