读取xml

来源：互联网发布：东方网络2017分红编辑：程序博客网时间：2024/06/14 09:26

1.java读取

package com.trendcom.freemarker.util;

import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import javax.servlet.ServletContext;

import org.apache.commons.io.FileUtils;
import org.apache.struts2.ServletActionContext;
import org.dom4j.Document;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;

import com.trendcom.freemarker.view.DynamicConfig;
import com.trendcom.freemarker.view.HtmlConfig;
import com.trendcom.freemarker.view.MailConfig;
import com.trendcom.oscache.util.OsCacheConfigUtil;

public class TemplateConfigUtil {

public static final String DYNAMIC_CONFIG_LIST_CACHE_KEY = "dynamicConfigList";// 动态模板配置缓存Key
public static final String HTML_CONFIG_LIST_CACHE_KEY = "htmlConfigList";// 生成静态模板配置缓存Key
public static final String MAIL_CONFIG_LIST_CACHE_KEY = "mailConfigList";// 邮件模板配置缓存Key

public static final String NODE_DYNAMICCONFIG="/trendcom/dynamicConfig";

/**
* 获取动态模板配置
*
* @return DynamicConfig集合
*/
@SuppressWarnings("unchecked")
public static List<DynamicConfig> getDynamicConfigList(String templateXmlPath) {
  List<DynamicConfig> dynamicConfigList = null;//(List<DynamicConfig>) OsCacheConfigUtil.getFromCache(DYNAMIC_CONFIG_LIST_CACHE_KEY);
  if (dynamicConfigList != null) {
   return dynamicConfigList;
  }
  File configFile = null;
  Document document = null;
  try {
   String configFilePath = new File(Thread.currentThread().getContextClassLoader().getResource("").toURI().getPath()).getParent() +templateXmlPath;
   configFile = new File(configFilePath);
   SAXReader saxReader = new SAXReader();
   document = saxReader.read(configFile);
  } catch (Exception e) {
   e.printStackTrace();
  }
  Element htmlConfigElement = (Element)document.selectSingleNode(NODE_DYNAMICCONFIG);
  Iterator<Element> iterator = htmlConfigElement.elementIterator();
  dynamicConfigList = new ArrayList<DynamicConfig>();
     while(iterator.hasNext()) {
     Element element = (Element)iterator.next();
     String description = element.element("description").getTextTrim();
     String templateFilePath = element.element("templateFilePath").getTextTrim();
     String htmlFilePath=element.element("htmlFilePath").getTextTrim();
     String className=element.element("className").getTextTrim();
     String method=element.element("method").getTextTrim();
     String templateId=element.element("templateId").getTextTrim();
     String blockName=element.element("blockName").getTextTrim();
     DynamicConfig dynamicConfig = new DynamicConfig();
     dynamicConfig.setName(element.getName());
     dynamicConfig.setDescription(description);
     dynamicConfig.setTemplateFilePath(templateFilePath);
     dynamicConfig.setClassName(className);
     dynamicConfig.setMethod(method);
     dynamicConfig.setHtmlFilePath(htmlFilePath);
     dynamicConfig.setTemplateId(templateId);
     dynamicConfig.setBlockName(blockName);
     dynamicConfigList.add(dynamicConfig);

     }
     OsCacheConfigUtil.putInCache(DYNAMIC_CONFIG_LIST_CACHE_KEY, dynamicConfigList);
  return dynamicConfigList;
}

/**
* 根据动态模板配置名称获取DynamicConfig对象
*
* @return DynamicConfig对象
*/
public static DynamicConfig getDynamicConfig(String templateXmlPath,String name) {
  Document document = null;
  try {
   String configFilePath = new File(Thread.currentThread().getContextClassLoader().getResource("").toURI().getPath()).getParent() + templateXmlPath;
   File configFile = new File(configFilePath);
   SAXReader saxReader = new SAXReader();
   document = saxReader.read(configFile);
  } catch (Exception e) {
   e.printStackTrace();
  }
  Element element = (Element)document.selectSingleNode(NODE_DYNAMICCONFIG +"/"+name);
  String description = element.element("description").getTextTrim();
  String templateFilePath = element.element("templateFilePath").getTextTrim();
    DynamicConfig dynamicConfig = new DynamicConfig();
    dynamicConfig.setName(element.getName());
    dynamicConfig.setDescription(description);
    dynamicConfig.setTemplateFilePath(templateFilePath);
    String htmlFilePath=element.element("htmlFilePath").getTextTrim();
    String className=element.element("className").getTextTrim();
    String method=element.element("method").getTextTrim();
    String templateId=element.element("templateId").getTextTrim();
    String blockName=element.element("blockName").getTextTrim();
    dynamicConfig.setClassName(className);
    dynamicConfig.setMethod(method);
    dynamicConfig.setHtmlFilePath(htmlFilePath);
      dynamicConfig.setTemplateId(templateId);
    dynamicConfig.setBlockName(blockName);
  return dynamicConfig;
}

/**
* 根据DynamicConfig对象读取模板文件内容
*
* @return 模板文件内容
*/
public static String readTemplateFileContent(DynamicConfig dynamicConfig) {
  ServletContext servletContext = ServletActionContext.getServletContext();
  File templateFile = new File(servletContext.getRealPath(dynamicConfig.getTemplateFilePath()));
  String templateFileContent = null;
  try {
   templateFileContent = FileUtils.readFileToString(templateFile, "UTF-8");
  } catch (IOException e) {
   e.printStackTrace();
  }
  return templateFileContent;
}

/**
* 写入模板文件内容
*
*/
public static String writeTemplateFileContent(DynamicConfig dynamicConfig, String templateFileContent) {
  ServletContext servletContext = ServletActionContext.getServletContext();
  File templateFile = new File(servletContext.getRealPath(dynamicConfig.getTemplateFilePath()));
  try {
   FileUtils.writeStringToFile(templateFile, templateFileContent, "UTF-8");
  } catch (IOException e) {
   e.printStackTrace();
  }
  return templateFileContent;
}

/**
* 获取生成静态模板配置
*
* @return HtmlConfig集合
*/
@SuppressWarnings("unchecked")
public static List<HtmlConfig> getHtmlConfigList(String templateXmlPath) {
  List<HtmlConfig> htmlConfigList = (List<HtmlConfig>) OsCacheConfigUtil.getFromCache(HTML_CONFIG_LIST_CACHE_KEY);
  if (htmlConfigList != null) {
   return htmlConfigList;
  }
  File configFile = null;
  Document document = null;
  try {
   String configFilePath = new File(Thread.currentThread().getContextClassLoader().getResource("").toURI().getPath()).getParent() +templateXmlPath;
   configFile = new File(configFilePath);
   SAXReader saxReader = new SAXReader();
   document = saxReader.read(configFile);
  } catch (Exception e) {
   e.printStackTrace();
  }
  Element htmlConfigElement = (Element)document.selectSingleNode("/trendcom/htmlConfig");
  Iterator<Element> iterator = htmlConfigElement.elementIterator();
  htmlConfigList = new ArrayList<HtmlConfig>();
     while(iterator.hasNext()) {
     Element element = (Element)iterator.next();
     String description = element.element("description").getTextTrim();
     String templateFilePath = element.element("templateFilePath").getTextTrim();
     String htmlFilePath = element.element("htmlFilePath").getTextTrim();
     HtmlConfig htmlConfig = new HtmlConfig();
     htmlConfig.setName(element.getName());
     htmlConfig.setDescription(description);
     htmlConfig.setTemplateFilePath(templateFilePath);
     htmlConfig.setHtmlFilePath(htmlFilePath);
     htmlConfigList.add(htmlConfig);
     }
     OsCacheConfigUtil.putInCache(HTML_CONFIG_LIST_CACHE_KEY, htmlConfigList);
  return htmlConfigList;
}

/**
* 根据生成静态模板配置名称获取HtmlConfig对象
*
* @return HtmlConfig对象
*/
public static HtmlConfig getHtmlConfig(String templateXmlPath,String name) {
  Document document = null;
  try {
   String configFilePath = new File(Thread.currentThread().getContextClassLoader().getResource("").toURI().getPath()).getParent()+ templateXmlPath;
   File configFile = new File(configFilePath);
   SAXReader saxReader = new SAXReader();
   document = saxReader.read(configFile);
  } catch (Exception e) {
   e.printStackTrace();
  }
  Element element = (Element)document.selectSingleNode("/trendcom/htmlConfig/" + name);
  String description = element.element("description").getTextTrim();
  String templateFilePath = element.element("templateFilePath").getTextTrim();
    String htmlFilePath = element.element("htmlFilePath").getTextTrim();
  HtmlConfig htmlConfig = new HtmlConfig();
    htmlConfig.setName(element.getName());
    htmlConfig.setDescription(description);
    htmlConfig.setTemplateFilePath(templateFilePath);
    htmlConfig.setHtmlFilePath(htmlFilePath);
  return htmlConfig;
}

/**
* 根据HtmlConfig对象读取模板文件内容
*
* @return 模板文件内容
*/
public static String readTemplateFileContent(HtmlConfig htmlConfig) {
  ServletContext servletContext = ServletActionContext.getServletContext();
  File templateFile = new File(servletContext.getRealPath(htmlConfig.getTemplateFilePath()));
  String templateFileContent = null;
  try {
   templateFileContent = FileUtils.readFileToString(templateFile, "UTF-8");
  } catch (IOException e) {
   e.printStackTrace();
  }
  return templateFileContent;
}

/**
* 写入模板文件内容
*
*/
public static String writeTemplateFileContent(HtmlConfig htmlConfig, String templateFileContent) {
  ServletContext servletContext = ServletActionContext.getServletContext();
  File templateFile = new File(servletContext.getRealPath(htmlConfig.getTemplateFilePath()));
  try {
   FileUtils.writeStringToFile(templateFile, templateFileContent, "UTF-8");
  } catch (IOException e) {
   e.printStackTrace();
  }
  return templateFileContent;
}

/**
* 获取邮件模板配置
*
* @return MailConfig集合
*/
@SuppressWarnings("unchecked")
public static List<MailConfig> getMailConfigList(String templateXmlPath) {
  List<MailConfig> mailConfigList = (List<MailConfig>) OsCacheConfigUtil.getFromCache(MAIL_CONFIG_LIST_CACHE_KEY);
  if (mailConfigList != null) {
   return mailConfigList;
  }
  Document document = null;
  try {
   String configFilePath = new File(Thread.currentThread().getContextClassLoader().getResource("").toURI().getPath()).getParent() + templateXmlPath;
   File configFile = new File(configFilePath);
   SAXReader saxReader = new SAXReader();
   document = saxReader.read(configFile);
  } catch (Exception e) {
   e.printStackTrace();
  }
  Element mailConfigElement = (Element)document.selectSingleNode("/trendcom/mailConfig");
  Iterator<Element> iterator = mailConfigElement.elementIterator();
  mailConfigList = new ArrayList<MailConfig>();
     while(iterator.hasNext()) {
     Element element = (Element)iterator.next();
     String description = element.element("description").getTextTrim();
     String subject = element.element("subject").getTextTrim();
     String templateFilePath = element.element("templateFilePath").getTextTrim();
     MailConfig mailConfig = new MailConfig();
     mailConfig.setName(element.getName());
     mailConfig.setDescription(description);
     mailConfig.setSubject(subject);
     mailConfig.setTemplateFilePath(templateFilePath);
     mailConfigList.add(mailConfig);
     }
     OsCacheConfigUtil.putInCache(MAIL_CONFIG_LIST_CACHE_KEY, mailConfigList);
  return mailConfigList;
}

/**
* 根据邮件模板配置名称获取MailConfig对象
*
* @return MailConfig对象
*/
public static MailConfig getMailConfig(String templateXmlPath, String name) {
  Document document = null;
  try {
   String configFilePath = new File(Thread.currentThread().getContextClassLoader().getResource("").toURI().getPath()).getParent()+templateXmlPath;
   File configFile = new File(configFilePath);
   SAXReader saxReader = new SAXReader();
   document = saxReader.read(configFile);
  } catch (Exception e) {
   e.printStackTrace();
  }
  Element element = (Element)document.selectSingleNode("/trendcom/mailConfig/" + name);
  String description = element.element("description").getTextTrim();
  String subject = element.element("subject").getTextTrim();
  String templateFilePath = element.element("templateFilePath").getTextTrim();
  MailConfig mailConfig = new MailConfig();
    mailConfig.setName(element.getName());
    mailConfig.setDescription(description);
    mailConfig.setSubject(subject);
    mailConfig.setTemplateFilePath(templateFilePath);
  return mailConfig;
}

/**
* 根据MailConfig对象读取模板文件内容
*
* @return 模板文件内容
*/
public static String readTemplateFileContent(MailConfig mailConfig) {
  ServletContext servletContext = ServletActionContext.getServletContext();
  File templateFile = new File(servletContext.getRealPath(mailConfig.getTemplateFilePath()));
  String templateFileContent = null;
  try {
   templateFileContent = FileUtils.readFileToString(templateFile, "UTF-8");
  } catch (IOException e) {
   e.printStackTrace();
  }
  return templateFileContent;
}

/**
* 写入模板文件内容
*
*/
public static String writeTemplateFileContent(MailConfig mailConfig, String templateFileContent) {
  ServletContext servletContext = ServletActionContext.getServletContext();
  File templateFile = new File(servletContext.getRealPath(mailConfig.getTemplateFilePath()));
  try {
   FileUtils.writeStringToFile(templateFile, templateFileContent, "UTF-8");
  } catch (IOException e) {
   e.printStackTrace();
  }
  return templateFileContent;
}

}

2.xml配置

<?xml version="1.0" encoding="UTF-8"?>
<trendcom>
<description>云号通模板配置文件</description>

<dynamicConfig>
  <rollPicture>
    <description>图片滚动</description>
   <templateFilePath>/WEB-INF/template/cac/RollPicture.ftl</templateFilePath>
   <htmlFilePath>/cac/webs/CACMain/rollPicture_cac.html</htmlFilePath>
   <className>com.trendcom.portal.html.CreateUniqueBlockService</className>
   <method>buildHtml</method>
   <templateId>167</templateId>
   <blockName>rollPicture_cac</blockName>
  </rollPicture>
  <rollPicture>
    <description>新闻和公告</description>
   <templateFilePath>/WEB-INF/template/cac/NewsAnnouncement.ftl</templateFilePath>
   <htmlFilePath>/cac/webs/CACMain/NewsAnnouncement.html</htmlFilePath>
   <className>com.trendcom.portal.html.CreateUniquePBlockService</className>
   <method>buildHtml</method>
   <templateId>167</templateId>
   <blockName>NewsAnnouncement</blockName>
  </rollPicture>

</dynamicConfig>
<htmlConfig>
  <baseJavascript>
   <description>baseJavascript</description>
   <templateFilePath>/WEB-INF/template/common/base_javascript.ftl</templateFilePath>
   <htmlFilePath>/template/common/js/base.js</htmlFilePath>
  </baseJavascript>
  <errorPage>
   <description>错误页</description>
   <templateFilePath>/WEB-INF/template/common/error_page.ftl</templateFilePath>
   <htmlFilePath>/html/error_page.html</htmlFilePath>
  </errorPage>
  <errorPageAccessDenied>
   <description>权限错误页</description>
   <templateFilePath>/WEB-INF/template/common/error_page.ftl</templateFilePath>
   <htmlFilePath>/html/error_page_access_denied.html</htmlFilePath>
  </errorPageAccessDenied>
  <errorPage500>
   <description>错误页500</description>
   <templateFilePath>/WEB-INF/template/common/error_page.ftl</templateFilePath>
   <htmlFilePath>/html/error_page_500.html</htmlFilePath>
  </errorPage500>
  <errorPage404>
   <description>错误页404</description>
   <templateFilePath>/WEB-INF/template/common/error_page.ftl</templateFilePath>
   <htmlFilePath>/html/error_page_404.html</htmlFilePath>
  </errorPage404>
  <errorPage403>
   <description>错误页403</description>
   <templateFilePath>/WEB-INF/template/common/error_page.ftl</templateFilePath>
   <htmlFilePath>/html/error_page_403.html</htmlFilePath>
  </errorPage403>
</htmlConfig>
<mailConfig>
  <smtpTest>
   <description>SMTP邮箱配置测试</description>
   <subject>SMTP邮箱配置测试</subject>
   <templateFilePath>/WEB-INF/template/shop/mail_smtp_test.ftl</templateFilePath>
  </smtpTest>
  <passwordRecover>
   <description>密码找回</description>
   <subject>密码找回</subject>
   <templateFilePath>/WEB-INF/template/shop/mail_password_recover.ftl</templateFilePath>
  </passwordRecover>
</mailConfig>
</trendcom>