compare documents | https://docs.conholdate.com/java/compare-document

compare-document-from-stream.java

using (Comparer comparer = new Comparer(File.OpenRead("source.docx")))
{
	comparer.Add(File.OpenRead("target.docx"));
	comparer.Compare(File.Create("result.docx"));
}

compare-documents.java

using (Comparer comparer = new Comparer("source.docx"))
{
	comparer.Add("target.docx");
	comparer.Compare("result.docx");
}