1,全局配置类
“JAVA中不应该有所谓全局变量的概念,全局变量严重影响了封装和模块化,所以如果你的程序中需要所谓的全局变量,那一定是你对程序的设计出了问题。”
这句话我也不太理解,但是觉得项目里还是需要有所谓的全局配置,全局配置写在配置文件中,然后加载到项目里
/** * Copyright © 2015-2020 <a href="http://www.jeeplus.org/">JeePlus</a> All rights reserved. */
package com.jeeplus.common.config;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.Reader;
import java.util.Map;
import java.util.Properties;
import org.apache.ibatis.io.Resources;
import org.springframework.core.io.DefaultResourceLoader;
import com.ckfinder.connector.ServletContextFactory;
import com.google.common.collect.Maps;
import com.jeeplus.common.utils.PropertiesLoader;
import com.jeeplus.common.utils.StringUtils;
/** * 全局配置类 * @author jeeplus * @version 2014-06-25 */
public class Global {
/** * 当前对象实例 */
private static Global global = new Global();
/* * */
public static String APP_CACHE="APPCACHE";
public static String APP_CACHE_checkcode="APPCACHEcheckcode";
//public static String APP_CACHE_phone="APPCACHEphone";
public static String APP_TOKEN="APPTOKEN";
public static String APP_SHORT_CACHE="APPSHORTCACHE";
/** * 保存全局属性值 */
private static Map<String, String> map = Maps.newHashMap();
/** * 属性文件加载对象 */
private static PropertiesLoader loader = new PropertiesLoader("jeeplus.properties");
/** * 显示/隐藏 */
public static final String SHOW = "1";
public static final String HIDE = "0";
/** * 是/否 */
public static final String YES = "1";
public static final String NO = "0";
/** * 对/错 */
public static final String TRUE = "true";
public static final String FALSE = "false";
/** * 上传文件基础虚拟路径 */
public static final String USERFILES_BASE_URL = "/userfiles/";
/** * 获取当前对象实例 */
public static Global getInstance() {
return global;
}
/** * 获取配置 * @see ${fns:getConfig('adminPath')} */
public static String getConfig(String key) {
String value = map.get(key);
if (value == null){
value = loader.getProperty(key);
map.put(key, value != null ? value : StringUtils.EMPTY);
}
return value;
}
/** * 获取管理端根路径 */
public static String getAdminPath() {
return getConfig("adminPath");
}
/** * 获取前端根路径 */
public static String getFrontPath() {
return getConfig("frontPath");
}
/** * 获取URL后缀 */
public static String getUrlSuffix() {
return getConfig("urlSuffix");
}
/** * 是否是演示模式,演示模式下不能修改用户、角色、密码、菜单、授权 */
public static Boolean isDemoMode() {
String dm = getConfig("demoMode");
return "true".equals(dm) || "1".equals(dm);
}
/** * 在修改系统用户和角色时是否同步到Activiti */
public static Boolean isSynActivitiIndetity() {
String dm = getConfig("activiti.isSynActivitiIndetity");
return "true".equals(dm) || "1".equals(dm);
}
/** * 页面获取常量 * @see ${fns:getConst('YES')} */
public static Object getConst(String field) {
try {
return Global.class.getField(field).get(null);
} catch (Exception e) {
// 异常代表无配置,这里什么也不做
}
return null;
}
/** * 获取上传文件的根目录 * @return */
public static String getUserfilesBaseDir() {
String dir = getConfig("userfiles.basedir");
if (StringUtils.isBlank(dir)){
try {
dir = ServletContextFactory.getServletContext().getRealPath("/");
} catch (Exception e) {
return "";
}
}
if(!dir.endsWith("/")) {
dir += "/";
}
// System.out.println("userfiles.basedir: " + dir);
return dir;
}
/** * 获取工程路径 * @return */
public static String getProjectPath(){
// 如果配置了工程路径,则直接返回,否则自动获取。
String projectPath = Global.getConfig("projectPath");
if (StringUtils.isNotBlank(projectPath)){
return projectPath;
}
try {
File file = new DefaultResourceLoader().getResource("").getFile();
if (file != null){
while(true){
File f = new File(file.getPath() + File.separator + "src" + File.separator + "main");
if (f == null || f.exists()){
break;
}
if (file.getParentFile() != null){
file = file.getParentFile();
}else{
break;
}
}
projectPath = file.toString();
}
} catch (IOException e) {
e.printStackTrace();
}
return projectPath;
}
/** * 写入properties信息 * * @param key * 名称 * @param value * 值 */
public static void modifyConfig(String key, String value) {
try {
// 从输入流中读取属性列表(键和元素对)
Properties prop = getProperties();
prop.setProperty(key, value);
String path = Global.class.getResource("/jeeplus.properties").getPath();
FileOutputStream outputFile = new FileOutputStream(path);
prop.store(outputFile, "modify");
outputFile.close();
outputFile.flush();
} catch (Exception e) {
e.printStackTrace();
}
}
/** * 返回 Properties * @param fileName 文件名 (注意:加载的是src下的文件,如果在某个包下.请把包名加上) * @param * @return */
public static Properties getProperties(){
Properties prop = new Properties();
try {
Reader reader = Resources.getResourceAsReader("/jeeplus.properties");
prop.load(reader);
} catch (Exception e) {
return null;
}
return prop;
}
}
全局配置文件
jeeplus.properties配置文件
#============================#
#===== Database sttings =====#
#============================#
#oracle database settings
#jdbc.type=oracle
#jdbc.driver=oracle.jdbc.driver.OracleDriver
#jdbc.url=jdbc:oracle:thin:@127.0.0.1:1521:jeeplus
#jdbc.username=liugf
#jdbc.password=fnst1234
#mysql database setting
jdbc.type=mysql
jdbc.driver=com.mysql.jdbc.Driver
jdbc.url=jdbc:mysql://192.168.2.114:3306/jeeplus_schema?useUnicode=true&characterEncoding=utf-8
jdbc.username=root
jdbc.password=root
#mssql database settings
#jdbc.type=mssql
#jdbc.driver=net.sourceforge.jtds.jdbc.Driver
#jdbc.url=jdbc:jtds:sqlserver://localhost:1433/jeeplus
#jdbc.username=sa
#jdbc.password=sa
#pool settings
jdbc.pool.init=1
jdbc.pool.minIdle=3
jdbc.pool.maxActive=20
#jdbc.testSql=SELECT 'x'
jdbc.testSql=SELECT 'x' FROM DUAL
#redis settings
redis.keyPrefix=jeeplus
redis.host=127.0.0.1
redis.port=6379
#============================#
#===== System settings ======#
#============================#
#\u4ea7\u54c1\u4fe1\u606f\u8bbe\u7f6e
productName=JeePlus \u5feb\u901f\u5f00\u53d1\u5e73\u53f0
copyrightYear=2014
version=V1.2.6
#\u6f14\u793a\u6a21\u5f0f: \u4e0d\u80fd\u64cd\u4f5c\u548c\u4fdd\u5b58\u7684\u6a21\u5757\uff1a sys: area/office/user/role/menu/dict, cms: site/category
demoMode=false
#\u7ba1\u7406\u57fa\u7840\u8def\u5f84, \u9700\u540c\u6b65\u4fee\u6539\uff1aweb.xml
adminPath=/a
#\u524d\u7aef\u57fa\u7840\u8def\u5f84
frontPath=/f
#\u7f51\u7ad9URL\u540e\u7f00
urlSuffix=.html
#\u662f\u5426\u4e0d\u5141\u8bb8\u5237\u65b0\u4e3b\u9875\uff0c\u4e0d\u5141\u8bb8\u60c5\u51b5\u4e0b\uff0c\u5237\u65b0\u4e3b\u9875\u4f1a\u5bfc\u81f4\u91cd\u65b0\u767b\u5f55
notAllowRefreshIndex=false
#\u662f\u5426\u5141\u8bb8\u591a\u8d26\u53f7\u540c\u65f6\u767b\u5f55
user.multiAccountLogin=true
#\u5206\u9875\u914d\u7f6e
page.pageSize=10
#\u7855\u6b63\u7ec4\u4ef6\u662f\u5426\u4f7f\u7528\u7f13\u5b58
supcan.useCache=false
#\u901a\u77e5\u95f4\u9694\u65f6\u95f4\u8bbe\u7f6e, \u5355\u4f4d\uff1a\u6beb\u79d2, 30s=30000ms, 60s=60000ms
oa.notify.remind.interval=60000
#============================#
#==== Framework settings ====#
#============================#
#\u4f1a\u8bdd\u8d85\u65f6\uff0c \u5355\u4f4d\uff1a\u6beb\u79d2\uff0c 20m=1200000ms, 30m=1800000ms, 60m=3600000ms
session.sessionTimeout=1800000
#\u4f1a\u8bdd\u6e05\u7406\u95f4\u9694\u65f6\u95f4\uff0c \u5355\u4f4d\uff1a\u6beb\u79d2\uff0c2m=120000ms\u3002
session.sessionTimeoutClean=120000
#\u7f13\u5b58\u8bbe\u7f6e
ehcache.configFile=cache/ehcache-local.xml
#ehcache.configFile=cache/ehcache-rmi.xml
#\u7d22\u5f15\u9875\u8def\u5f84
web.view.index=/a
#\u89c6\u56fe\u6587\u4ef6\u5b58\u653e\u8def\u5f84
web.view.prefix=/webpage/
web.view.suffix=.jsp
#\u6700\u5927\u6587\u4ef6\u4e0a\u4f20\u9650\u5236\uff0c\u5355\u4f4d\u5b57\u8282. 10M=10*1024*1024(B)=10485760 bytes\uff0c\u9700\u540c\u6b65\u4fee\u6539\uff1ackfinder.xml
web.maxUploadSize=10485760
#\u65e5\u5fd7\u62e6\u622a\u8bbe\u7f6e\uff0c\u6392\u9664\u7684URI\uff1b\u5305\u542b @RequestMapping\u6ce8\u89e3\u7684value\u3002\uff08\u5df2\u4f5c\u5e9f\uff09
#web.logInterceptExcludeUri=/, /login, /sys/menu/tree, /sys/menu/treeData, /oa/oaNotify/self/count
#web.logInterceptIncludeRequestMapping=save, delete, import, updateSort
#\u9759\u6001\u6587\u4ef6\u540e\u7f00
web.staticFile=.css,.js,.png,.jpg,.gif,.jpeg,.bmp,.ico,.swf,.psd,.htc,.htm,.html,.crx,.xpi,.exe,.ipa,.apk
#\u5355\u70b9\u767b\u5f55CAS\u8bbe\u7f6e
cas.server.url=http://127.0.0.1:8180/cas
cas.project.url=http://127.0.0.1:8080/jeeplus
#\u4e0a\u4f20\u6587\u4ef6\u7edd\u5bf9\u8def\u5f84, \u8def\u5f84\u4e2d\u4e0d\u5141\u8bb8\u5305\u542b\u201cuserfiles\u201d
#userfiles.basedir=D:/jeeplus
#\u5de5\u7a0b\u8def\u5f84\uff0c\u5728\u4ee3\u7801\u751f\u6210\u65f6\u83b7\u53d6\u4e0d\u5230\u5de5\u7a0b\u8def\u5f84\u65f6\uff0c\u53ef\u518d\u6b64\u6307\u5b9a\u7edd\u5bf9\u8def\u5f84\u3002
#projectPath=D\:\\workspace\\jeeplus
#
fromEmail=
toEmail=
emailName=
emailPassword=
cpu=100
jvm=100
ram=100
2,spring自带注入方法
配置文件内容
spring使用方法
spring加载配置文件