• jsp文件做模板文件生成代码


    pojo类的jsp模板

     1 <%@ page language="java" import="java.util.*,java.sql.*" pageEncoding="UTF-8"%>
     2 <%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
     3 <%@taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt"%>
     4 <%@ taglib prefix="fn" uri="http://java.sun.com/jsp/jstl/functions" %>
     5 /*
     6  * @(#)${ModelName}.java $$Revision: 1.1 $$ $$Date: 2013/01/23 03:49:23 $$
     7  *
     8  * Copyright 2000 TopFounder. All rights reserved.
     9  */
    10 package com.${companyname}.${projectname}.${modulename}.${modelname};
    11 
    12 /**
    13  * This file used to <br>
    14  * Created by ${author}
    15  */
    16 public class ${ModelName} {
    17     <c:forEach var="field" items="${fields}">
    18     //this field is ${field.desc}
    19     private ${field.type} ${field.fieldName} ;
    20     </c:forEach>
    21     <c:forEach var="field" items="${fields}">
    22     public ${field.type} get${field.FieldName}(){
    23         return this.${field.fieldName};
    24     } 
    25     
    26     public void set${field.FieldName}(${field.type} ${field.fieldName}){
    27         this.${field.fieldName}=${field.fieldName};
    28     }</c:forEach>  
    29 }

    生成pojo类的java核心代码

    public static String createStaticHTMLPage(HttpServletRequest request,
                HttpServletResponse response, ServletContext servletContext,
                String fileFullPath, String jspPath) throws ServletException,
                IOException {
            response.setContentType("text/html;charset=UTF-8");
            RequestDispatcher rd = servletContext.getRequestDispatcher(jspPath);//jspPath为模板的jsp文件名
            final ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
            final ServletOutputStream servletOuputStream = new ServletOutputStream() {
                public void write(byte[] b, int off, int len) {
                    byteArrayOutputStream.write(b, off, len);
                }
    
                public void write(int b) {
                    byteArrayOutputStream.write(b);
                }
            };
            final PrintWriter printWriter = new PrintWriter(new OutputStreamWriter(
                    byteArrayOutputStream, "UTF-8"));
            HttpServletResponse httpServletResponse = new HttpServletResponseWrapper(
                    response) {
                public ServletOutputStream getOutputStream() {
                    return servletOuputStream;
                }
    
                public PrintWriter getWriter() {
                    return printWriter;
                }
            };
            rd.include(request, httpServletResponse);
            printWriter.flush();
            File codeFile = new File(fileFullPath);//需要生成的pojo的文件,如果BaseUser.java
            FileUtils.createDirAndFile(codeFile);
            FileOutputStream fileOutputStream = new FileOutputStream(codeFile);
            byteArrayOutputStream.writeTo(fileOutputStream);
            fileOutputStream.close();
            return fileFullPath;
            // response.sendRedirect(fileName);
        }
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  • 原文地址:https://www.cnblogs.com/yangzhilong/p/2980919.html
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