Model API Java / C++ / C#

[George Jeffcock]

Just for the record and if someone wants to create a Model API Eclipse plugin successfully called model api via all the supported desktop variants including java

 

StellaTools.PlexAPILibViaSrc.IPlexAPI.GetPID

Java

import com.jacob.activeX.ActiveXComponent;
import com.jacob.com.Dispatch;
import com.jacob.com.LibraryLoader;
import com.jacob.com.Variant;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import javax.swing.*;


            double PID = 0;
            String libFile = System.getProperty("os.arch").equals("amd64") ? "C:\\JavaTraining\\jacob-1.18\\jacob-1.18\\jacob-1.18-x64.dll" : "C:\\JavaTraining\\jacob-1.18\\jacob-1.18\\jacob-1.18-x86.dll";
            try {
                InputStream inputStream = new FileInputStream(libFile);
                File temporaryDll = File.createTempFile("JACOB_PlexAPILib", ".dll");
                FileOutputStream outputStream = new FileOutputStream(temporaryDll);
                byte[] array = new byte[8192];
                for (int i = inputStream.read(array); i != -1; i = inputStream.read(array)) {
                    outputStream.write(array, 0, i);
                }
                outputStream.close();
                System.setProperty(LibraryLoader.JACOB_DLL_PATH, temporaryDll.getAbsolutePath());
                LibraryLoader.loadJacobLibrary();
                ActiveXComponent myInstanceOfPlexAPI = new ActiveXComponent("PlexAPI.Server");
                Variant processId = new Variant(0, true);
                Dispatch.call(myInstanceOfPlexAPI, "GetPID", processId);
                processId.changeType((short) 3);
                PID = processId.getInt();
         &(1:).setValue(new java.lang.Double(PID));
                temporaryDll.deleteOnExit();
            } catch (Exception e) {
                JOptionPane.showMessageDialog
                (null,"Exception: " + e.getMessage(),"Exception calling PlexAPI.GetPID", JOptionPane.ERROR_MESSAGE);
            }

 

C++

#include "import.h"
{
  CoInitialize(NULL);
  long objref; 
  HRESULT result;
  // BSTR text = 0;


  try {
  // Instantiate AND IF NO PLEX.EXE EXISTS IT STARTS ONE (NOT THE BEHAVIOUR WE WANT)
  IPlexAPIPtr ModelAPI(__uuidof(PlexAPI));
  // call method IPlexAPI.GetPID
    result = ModelAPI->GetPID(&objref);
  &(1:) = objref; 
  // result = ModelAPI->GetErrorMessage(result, &text);
  result = ModelAPI->Release(); 
  }
  catch (_com_error e) { // Such as "The RPC server is unavaliable"
    AfxMessageBox(e.ErrorMessage());
  }
  CoUninitialize();
}

 

C#

using PlexAPILib;
using System.Windows.Forms;


try {
int PID = 0;
//Instantiate a version of the Model API in memory and refer to it as "ModelAPI" from now on.
PlexAPI ModelAPI = new PlexAPILib.PlexAPI(); 
ModelAPI.GetPID(ref PID);
&(1:).assign(new ObLongDblFld(PID));
}
catch (System.Runtime.InteropServices.COMException ex)
{
// [PLEX0059] Error while invoking the function Local.STGetPID_ObFnc.
// Unable to cast COM object of type 'PlexAPILib.PlexAPIClass' to interface type 'PlexAPILib.IPlexAPI'. 
// This operation failed because the QueryInterface call on the COM component for the interface with IID '{AB540011-90A2-11D4-A84A-0008C78C4894}' 
// failed due to the following error: The RPC server is unavailable. (Exception from HRESULT: 0x800706BA).
MessageBox.Show("Exception: " + ex.Message, "Exception calling PlexAPI.GetPID", MessageBoxButtons.OK, MessageBoxIcon.Error);
}


//Console.WriteLine(ex.Message);