How to Convert STL File to PDF in Java. For more details: https://kb.aspose.com/3d/java/how-to-convert-stl-file-to-pdf-in-java/

How to Convert STL File to PDF in Java.java

import com.aspose.threed.*;
public class Main
{
    public static void main(String[] args) throws Exception // Change STL to PDF in Java
    {
        com.aspose.threed.TrialException.setSuppressTrialException(true);

        // Set the licenses
        // new License().setLicense("License.lic");

        // Initialize StlLoadOptions class object
        com.aspose.threed.StlLoadOptions stloptions = new com.aspose.threed.StlLoadOptions();

        // Load input STL file
        com.aspose.threed.Scene scene = new com.aspose.threed.Scene(); scene.open("output.stl", stloptions);

        // Create PdfSaveOptions class object
        com.aspose.threed.PdfSaveOptions pdfoptions = new com.aspose.threed.PdfSaveOptions();

        // Convert STL to PDF format
        scene.save("STLtoPDF.pdf", pdfoptions);

        System.out.println("Done");
    }
}