Generating Word documents with Java Apache POI __java

Need to implement the ability to export Word documents, online about POI generation of Word documents, few examples, looking for a long time to find a demo in the official website, with a demo everything will be good to do.

[Java]  View Plain copy/* ====================================================================      Licensed to the Apache Software Foundation  (ASF)  under one  or more     contributor license agreements.  see the  NOTICE file distributed with     this work for  additional information regarding copyright ownership.     The ASF  licenses this file to you under the apache license, version  2.0      (the  "License");  you may not use this file  except in compliance with     the License.  You  may obtain a copy of the license at            http://www.apache.org/licenses/license-2.0       Unless required by  applicable law or agreed to in writing, software      distributed under the license is distributed on an  "AS IS"   basis,     without warranties or conditions of any kind,  either express or implied.     see the license for  the specific language governing permissions and      limitations under the license.  =========================================================== ========= */   package org.apache.poi.xwpf.usermodel;      import  java.io.fileoutputstream;     /**   * A SIMPLE WORDPROCESSINGML  document created by poi xwpf api   *   *  @author  Yegor Kozlov   */    public class simpledocument {          public  static void main (String[] args)  throws Exception {            xwpfdocument doc = new xwpfdocument ();              XWPFParagraph p1 =  Doc.createparagraph ();           p1.setalignment ( Paragraphalignment.center);           p1.setborderbottom ( borders.double);           p1.setbordertop (Borders.DOUBLE);               p1.setborderright (borders.double);        &NBsp;   p1.setborderleft (borders.double);            p1.setborderbetween (borders.single);               p1.setverticalalignment (textalignment.top);               xwpfrun r1 = p1.createrun ();            r1.setbold (True);           r1.settext ("The quick  brown fox ");           r1.setbold (True);            r1.setfontfamily ("Courier");            r1.setunderline (underlinepatterns.dot_dot_dash);            r1.settextposition (m);             &nbSp; xwpfparagraph p2 = doc.createparagraph ();            p2.setalignment (paragraphalignment.right);               //BORDERS            P2.setborderbottom (borders.double);           p2.setbordertop (borders.double);           p2.setborderright (Borders.DOUBLE) ;           p2.setborderleft (Borders.DOUBLE);           p2.setborderbetween (borders.single);              xwpfrun r2 = p2.createrun ();