import com.groupdocs.comparison.Comparer;
import com.groupdocs.comparison.result.ChangeInfo;
import com.groupdocs.comparison.license.License;

import java.nio.file.Path;

public class CompareExcelFilesInJava {
    public static void main(String[] args) { // Main function to compare Excel files in Java
        // Remove the watermark in output Excel document by adding license
        License lic = new License();
        lic.setLicense("/path/to/GroupDocs.Comparison.lic");

        try (Comparer comparer = new Comparer("/path/to/source.xlsx")) {
            comparer.add("/path/to/target.xlsx");
            final Path resultPath = comparer.compare("/path/to/result.xlsx");
        }

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