freemarker 页面静态化
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2022-05-17 09:28:58
...
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
<#if users?size != 0>
<div class=”user”>
<strong>user info：</strong>
<#list users as user>
<p> ${user.userName } </p>
</#list>
</div>
<#else>
<div class=”user”></div>
</#if>
</body>
</html>
<?xml version="1.0" encoding="GBK"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:util="http://www.springframework.org/schema/util"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.0.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-4.0.xsd
http://www.springframework.org/schema/util
http://www.springframework.org/schema/util/spring-util-4.0.xsd">
<bean id="freemakerCongfig" class="org.springframework.web.servlet.view.freemarker.FreeMarkerConfigurer">
<property name="templateLoaderPath">
<value>/WEB-INF/ftl/</value>
</property>
<property name="freemarkerSettings">
<props>
<prop key="defaultEncoding">UTF-8</prop>
</props>
</property>
</bean>
</beans>
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.view.freemarker.FreeMarkerConfigurer;
import com.curiousby.entity.User;
import com.curiousby.util.FreeMarkerOnParamLinsenter;
import com.curiousby.FreeMarkerRequest;
import freemarker.core.ParseException;
import freemarker.template.Configuration;
import freemarker.template.MalformedTemplateNameException;
import freemarker.template.Template;
import freemarker.template.TemplateExceptionHandler;
import freemarker.template.TemplateNotFoundException;
/**
* @Type StaticPageController.java
* @Desc
* @author baoyou aaa@qq.com
* @date 2017年3月19日 下午8:00:49
* @version
*/
@Controller
@RequestMapping(value = "/test/staticpage")
public class StaticPageController {
@Autowired
FreeMarkerConfigurer freemakerCongfig;
@RequestMapping(value = "/")
public void index(HttpServletRequest request, HttpServletResponse response) throws Exception {
new FreeMarkerRequest(new FreeMarkerOnParamLinsenter() {
@Override
public void onParamLinsenLinsenter(Map<String, Object> params) {
User user = new User();
user.setUserName("baoyou");
List<User> users = new ArrayList<>();
users.add(user);
params.put("users", users);
}
}).request(request, response, freemakerCongfig, null, "freemaker.ftl", "index.html");
}
@RequestMapping(value = "/home")
public void home(HttpServletRequest request, HttpServletResponse response) throws Exception {
new FreeMarkerRequest(new FreeMarkerOnParamLinsenter() {
@Override
public void onParamLinsenLinsenter(Map<String, Object> params) {
User user = new User();
user.setUserName("baoyou");
List<User> users = new ArrayList<>();
users.add(user);
params.put("users", users);
}
}).request(request, response, freemakerCongfig, "home", "index.ftl", "index.html");
}
}
/**
* Revision history
* -------------------------------------------------------------------------
*
* Date Author Note
* -------------------------------------------------------------------------
* 2017年3月19日 baoyou aaa@qq.com creat
*/
/*
* This software is the confidential and proprietary information of
* curiousby Company. ("Confidential Information"). You shall not
* disclose such Confidential Information and shall use it only in
* accordance with the terms of the license.
*/
package com.curiousby.util;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.UnsupportedEncodingException;
import java.io.Writer;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import org.springframework.web.servlet.view.freemarker.FreeMarkerConfig;
import freemarker.template.Template;
import freemarker.template.TemplateException;
/**
* @Type FreeMarkerUtil.java
* @Desc
* @author baoyou aaa@qq.com
* @date 2017年3月20日 下午12:18:23
* @version
*/
public class FreeMarkerUtil {
/**
*
* @param freeMarkerConfig
* @param templateName
* @param request
* @param map
* @param filePath
* @param fileName
*/
public static void createHtml(FreeMarkerConfig freeMarkerConfig,
String templateName,
HttpServletRequest request,
Map<?, ?> map,
String filePath,
String fileName) {
Writer out = null;
try {
Template template = freeMarkerConfig.getConfiguration().getTemplate(templateName);
String htmlPath = request.getSession().getServletContext().getRealPath("/")+ ((filePath == null || "".equals(filePath)) ? "" : filePath + "/") + "/"+ fileName;
File htmlFile = new File(htmlPath);
if (!htmlFile.getParentFile().exists()) {
htmlFile.getParentFile().mkdirs();
}
if (!htmlFile.exists()) {
htmlFile.createNewFile();
}
out = new OutputStreamWriter(new FileOutputStream(htmlPath), "UTF-8");
template.process(map, out);
out.flush();
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (TemplateException e) {
e.printStackTrace();
} finally {
try {
out.close();
out = null;
} catch (IOException e) {
e.printStackTrace();
}
}
}
/**
*
* @param request
* @param filePath
* @param fileName
* @return
*/
public static boolean exits(HttpServletRequest request,
String filePath,
String fileName) {
boolean flag = false;
String htmlPath = request.getSession().getServletContext().getRealPath("/") + ((filePath == null || "".equals(filePath)) ? "" : filePath + "/") + "/"+ fileName;
File htmlFile = new File(htmlPath);
if (htmlFile.exists()) {
flag = true;
}
return flag;
}
}
/*
* This software is the confidential and proprietary information of
* curiousby Company. ("Confidential Information"). You shall not
* disclose such Confidential Information and shall use it only in
* accordance with the terms of the license.
*/
package com.curiousby.util;
import java.util.Map;
/**
* @Type FreeMarkerOnParamLinsenter.java
* @Desc
* @author baoyou aaa@qq.com
* @date 2017年3月20日 下午12:27:09
* @version
*/
public interface FreeMarkerOnParamLinsenter {
public void onParamLinsenLinsenter(Map<String,Object> params);
}
/**
* Revision history
* -------------------------------------------------------------------------
*
* Date Author Note
* -------------------------------------------------------------------------
* 2017年3月20日 baoyou aaa@qq.com creat
*/
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.util.LinkedHashMap;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.web.servlet.view.freemarker.FreeMarkerConfigurer;
import freemarker.template.Template;
import freemarker.template.TemplateException;
/**
* @Type FreeMarkerRequest.java
* @Desc
* @author baoyou aaa@qq.com
* @date 2017年3月20日 下午12:26:31
* @version
*/
public class FreeMarkerRequest {
private FreeMarkerOnParamLinsenter onParamLinsenter;
public FreeMarkerRequest(FreeMarkerOnParamLinsenter onParamLinsenter) {
this.onParamLinsenter = onParamLinsenter;
}
public void request(HttpServletRequest request, HttpServletResponse response,
FreeMarkerConfigurer freemakerCongfig, String filePath,String ftlName, String fileName)
{
Map<String, Object> params = new LinkedHashMap<String, Object>();
this.onParamLinsenter.onParamLinsenLinsenter(params);
boolean exits = FreeMarkerUtil.exits(request, filePath, fileName);
Writer out = null;
try {
if (!exits) {
File path = new File(request.getServletContext().getRealPath("/staticpage") + "/" + ((filePath == null || "".equals(filePath)) ? "" : filePath + "/") );
if(!path.exists()){
path.mkdirs();
}
Template temple = freemakerCongfig.getConfiguration().getTemplate( ((filePath == null || "".equals(filePath)) ? "" : filePath + "/") + ftlName);
out = new OutputStreamWriter(new FileOutputStream(
request.getServletContext().getRealPath("/staticpage") + "/" + ((filePath == null || "".equals(filePath)) ? "" : filePath + "/") + fileName));
temple.process(params, out);//处理
}
response.sendRedirect(request.getServletContext().getContextPath() + "/staticpage/" + ((filePath == null || "".equals(filePath)) ? "" : filePath + "/") + fileName);
} catch (IOException e) {
e.printStackTrace();
} catch (TemplateException e) {
e.printStackTrace();
} finally {
if (out!=null) {
try {
out.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
}
/**
* Revision history
* -------------------------------------------------------------------------
*
* Date Author Note
* -------------------------------------------------------------------------
* 2017年3月20日 baoyou aaa@qq.com creat
*/
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