added a new function checkOnline to check individually if det is connected

git-svn-id: file:///afs/psi.ch/project/sls_det_software/svn/slsDetectorSoftware@243 951219d9-93cf-4727-9268-0efd64621fa3

slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp

@@ -884,6 +884,26 @@ int multiSlsDetector::setOnline(int off) {
 };
 
 
+
+int multiSlsDetector::checkOnline() {
+  int ret1=-100,ret;
+  for (int idet=0; idet<thisMultiDetector->numberOfDetectors; idet++) {
+    if (detectors[idet]) {
+      ret=detectors[idet]->checkOnline();
+      cout<<"ret:"<<ret<<endl;
+      if (ret1==-100)
+	ret1=ret;
+      else if (ret!=ret1)
+	ret1=-1;
+    }
+  }
+  return ret1;
+};
+
+
+
+
+
 int multiSlsDetector::exists() {
   return thisMultiDetector->alreadyExisting;
 }
@@ -891,8 +911,6 @@ int multiSlsDetector::exists() {
 
 
 
-
-
   // Initialization functions
 
 
@@ -1941,15 +1959,15 @@ double multiSlsDetector::getRateCorrectionTau(){
     	  ret1=ret;
     	else if (ret!=ret1)
     	  ret1=-1;
-     }
-   }
+      }
+    }
   } else {
 #ifdef VERBOSE
     std::cout<< "Rate correction is disabled " << std::endl;
 #endif
     ret1=0;
   }
-    return ret1;
+  return ret1;
 
 };
 

slsDetectorSoftware/multiSlsDetector/multiSlsDetector.h

@@ -356,6 +356,13 @@ class multiSlsDetector  : public slsDetectorUtils {
       \returns online/offline status
   */
   int setOnline(int const online=GET_ONLINE_FLAG);  
+
+  /** checks if each of the detectors are online
+      \returns online/offline status and -1 if any of the detector's online status is different from the other
+  */
+  int checkOnline();
+
+
   /**
       \returns 1 if the detector structure has already be initlialized with the given id and belongs to this multiDetector instance, 0 otherwise */
   int exists();

slsDetectorSoftware/slsDetector/slsDetector.cpp

@@ -908,6 +908,31 @@ int slsDetector::setOnline(int off) {
 
 
 
+int slsDetector::checkOnline() {
+  int retval=ONLINE_FLAG;
+  if(!controlSocket)
+    controlSocket= new MySocketTCP(thisDetector->hostname, thisDetector->controlPort);
+  if (controlSocket->Connect()<0) {
+    controlSocket->SetTimeOut(5);
+    thisDetector->onlineFlag=OFFLINE_FLAG;
+    delete controlSocket;
+    controlSocket=NULL;
+    retval=OFFLINE_FLAG;
+#ifdef VERBOSE
+    std::cout<< "offline!" << std::endl;
+#endif
+  }  else {
+    thisDetector->onlineFlag=ONLINE_FLAG;
+    controlSocket->SetTimeOut(100);
+    controlSocket->Disconnect();
+#ifdef VERBOSE
+    std::cout<< "online!" << std::endl;
+#endif
+  }
+  return retval;
+}
+
+
 
   /* 
      configure the socket communication and check that the server exists 

slsDetectorSoftware/slsDetector/slsDetector.h

@@ -284,6 +284,8 @@ typedef  struct sharedSlsDetector {
 
   int setOnline(int const online=GET_ONLINE_FLAG);
   
+  int checkOnline();
+
   /** returns if the detector already existed
       \returns 1 if the detector structure has already be initlialized, 0 otherwise */
   int exists() {return thisDetector->alreadyExisting;};