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+import vtk.vtkNativeLibrary;%0Aimport vtk.vtkCenterOfMass;%0Aimport vtk.vtkPolyData;%0Aimport vtk.vtkPoints;%0A%0Apublic class CenterOfMass %0A%7B%0A  // -----------------------------------------------------------------%0A  // Load VTK library and print which library was not properly loaded%0A  static %0A  %7B%0A    if (!vtkNativeLibrary.LoadAllNativeLibraries()) %0A    %7B%0A      for (vtkNativeLibrary lib : vtkNativeLibrary.values()) %0A      %7B%0A        if (!lib.IsLoaded()) %0A        %7B%0A          System.out.println(lib.GetLibraryName() + %22 not loaded%22);%0A        %7D%0A      %7D%0A    %7D%0A    vtkNativeLibrary.DisableOutputWindow(null);%0A  %7D%0A  // -----------------------------------------------------------------%0A%0A  public static void main(String args%5B%5D) %0A  %7B  %0A    vtkPoints points = new vtkPoints();%0A    points.InsertNextPoint(0,0,0);%0A    points.InsertNextPoint(1,0,0);%0A    points.InsertNextPoint(0,1,0);%0A    points.InsertNextPoint(1,1,0);%0A    %0A    vtkPolyData polydata = new vtkPolyData();%0A    polydata.SetPoints(points);%0A    %0A    // Compute the center of mass%0A    vtkCenterOfMass centerOfMassFilter = new vtkCenterOfMass();%0A    centerOfMassFilter.SetInputData(polydata);%0A    centerOfMassFilter.SetUseScalarsAsWeights(false);%0A    centerOfMassFilter.Update();%0A    %0A    double center%5B%5D = new double%5B3%5D;%0A    center = centerOfMassFilter.GetCenter();%0A    System.out.print(%22Center of mass is %22 + %22 %22 + center%5B0%5D + %22 %22 + center%5B1%5D + %22 %22 + center%5B2%5D);%0A  %7D%0A%7D%0A

Create CenterOfMass.java