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java 常用工具类,作为 apache-commons的补充
package com.centit.support.network;
/**
* @author 范春峰
* @author codefan
*/
import net.fortuna.ical4j.data.CalendarOutputter;
import net.fortuna.ical4j.model.Calendar;
import net.fortuna.ical4j.model.DateTime;
import net.fortuna.ical4j.model.component.VEvent;
import net.fortuna.ical4j.model.parameter.Cn;
import net.fortuna.ical4j.model.parameter.Role;
import net.fortuna.ical4j.model.property.*;
import net.fortuna.ical4j.model.property.Version;
import net.fortuna.ical4j.util.RandomUidGenerator;
import net.fortuna.ical4j.util.UidGenerator;
import org.apache.commons.lang3.StringUtils;
import org.apache.commons.lang3.tuple.Pair;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.activation.DataHandler;
import javax.mail.*;
import javax.mail.internet.*;
import javax.mail.util.ByteArrayDataSource;
import java.io.IOException;
import java.io.StringWriter;
import java.io.Writer;
import java.net.URI;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Properties;
@SuppressWarnings("unused")
public abstract class OutlookMeetingUtils {
private OutlookMeetingUtils() {
throw new IllegalAccessError("Utility class");
}
protected static final Logger logger = LoggerFactory.getLogger(OutlookMeetingUtils.class);
public static String mailHost = "mail.centit.com";
public static String mailUser = "[email protected]";
public static String mailPassword = "yhs@yhs1";
public static int smtpPort = 25;
public static void setOutlookServer(String mailHost, String mailUser, String mailPassword) {
OutlookMeetingUtils.mailHost = mailHost;
OutlookMeetingUtils.mailUser = mailUser;
OutlookMeetingUtils.mailPassword = mailPassword;
}
public static void setOutlookServer(String mailHost, String mailUser, String mailPassword, int smtpPort) {
OutlookMeetingUtils.mailHost = mailHost;
OutlookMeetingUtils.mailUser = mailUser;
OutlookMeetingUtils.mailPassword = mailPassword;
OutlookMeetingUtils.smtpPort = smtpPort;
}
/***
* 通过smtp协议发送邮件的方法
*
* @param content:邮件内容
* @param subject:主题
* @param sendMail:发送邮件地址
* @param password:发送邮件的登陆密码
* @param receiveMail:接收邮件的地址,可以包含多个地址,
* @param mailHost:发送邮件的smtp服务器
* @param port:端口号
* @throws MessagingException 异常
* @throws IOException 异常
**/
public static void sendTextEmail(String content, String subject, final String sendMail, final String password,
List receiveMail, String mailHost, int port)
throws MessagingException, IOException {
Properties props = new Properties();
props.setProperty("mail.smtp.auth", "true");
props.setProperty("mail.transport.protocol", "smtp");
props.setProperty("mail.host", mailHost);
props.setProperty("mail.smtp.port", String.valueOf(port));// 获取系统环境
Session session = Session.getInstance(props, new Authenticator() {
protected PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication(sendMail, password);
}
});
session.setDebug(true); // 调试信息,打印发送过程,实际中不需要
Message msg = new MimeMessage(session);
msg.setFrom(new InternetAddress(sendMail));
msg.setSubject(subject);
// Address[] tos = null;
// 邮件群发功能,添加多个接受地址,有些邮件服务器可能会屏蔽
/*
* if(receiveMail!=null&&!"".equals(receiveMail)){ String[] receivers =
* receiveMail.split(";"); if (receivers != null){ // 为每个邮件接收者创建一个地址 tos
* = new InternetAddress[receivers.length]; for (int i=0;
* i receiveMail)
throws AddressException, MessagingException, IOException {
sendTextEmail(content, subject, mailUser, mailPassword, receiveMail, mailHost, smtpPort);
}
public static DateTime utilDateToIcalDatetime(Date date) {
return new DateTime(date);
}
/**
* 将会议邀请信息生成标准格式的字符串
*
* @param uid
* 会议唯一标示,uid == null 为新增,uid != null 为修改
* @param startTime
* 开始时间 格式yyyy-MM-dd-HH-mm-ss
* @param endTime
* 结束时间
* @param title
* 会议名称
* @param organizerName
* 组织者名称
* @param organizerEmail
* 组织者Email
* @param location
* 地点
* @param description
* 描述
* @param participators Pair<姓名 ，email地址>
* 参与者名称列表，
* @Return 文本
* @throws IOException 异常
*/
private static String makeICalMeetingText(Uid uid, Date startTime, Date endTime, String title,
String organizerName, String organizerEmail, String location, String description,
List> participators) throws IOException {
// 创建事件
DateTime start = utilDateToIcalDatetime(startTime);
DateTime end = utilDateToIcalDatetime(endTime);
String eventTitle = "";
if (StringUtils.isNotBlank(title)) {
eventTitle = title;
}
VEvent meeting = new VEvent(start, end, eventTitle);
// 添加时区信息
// meeting.getProperties().add(tz.getTimeZoneId());
// 创建日历
Calendar icsCalendar = new Calendar();
icsCalendar.getProperties().add(new ProdId("-//Events Calendar//iCal4j 1.0//EN"));
icsCalendar.getProperties().add(Version.VERSION_2_0);
// icsCalendar.getProperties().add(Method.REQUEST);
icsCalendar.getProperties().add(CalScale.GREGORIAN);
icsCalendar.getProperties().add(Method.REQUEST);
meeting.getProperties().add(uid);
// 组织者
Organizer organizer = new Organizer(URI.create("mailto:" + organizerEmail));
organizer.getParameters().add(new Cn(organizerName));
meeting.getProperties().add(organizer);
if (StringUtils.isNotBlank(location)) {
meeting.getProperties().add(new Location(location));
}
if (StringUtils.isNotBlank(description)) {
meeting.getProperties().add(new Description(description));
}
// 添加参加者 .
for (Pair p : participators) {
Attendee dev = new Attendee(URI.create("mailto:" + p.getRight()));
dev.getParameters().add(Role.REQ_PARTICIPANT);
dev.getParameters().add(new Cn(p.getLeft()));
meeting.getProperties().add(dev);
}
// 提醒,提前10分钟
/*
* VAlarm valarm = new VAlarm(new Dur(0, 0, -10, 0));
* valarm.getProperties().add(new Repeat(1));
* valarm.getProperties().add(new Duration(new Dur(0, 0, 10,
* 0))); //提醒窗口显示的文字信息 valarm.getProperties().add(new
* Summary("Event Alarm"));
* valarm.getProperties().add(Action.DISPLAY);
* valarm.getProperties().add(new Description("会议将在10分钟后 开始"));
* meeting.getAlarms().add(valarm);//将VAlarm加入VEvent
* //从2016-3-17开始，每个一周开一次会议，持续4次 Recur recur = new
* Recur(Recur.WEEKLY, 4); recur.setInterval(2); RRule rule =
* new RRule(recur); meeting.getProperties().add(rule);
*/
// 添加事件
icsCalendar.getComponents().add(meeting);
CalendarOutputter outputter = new CalendarOutputter();
Writer writer = new StringWriter();
outputter.output(icsCalendar, writer);
return writer.toString();
}
/* *
* 删除已预订过的会议
*/
private static String makeICalCancelMeetingText(Uid uid,
Date startTime, Date endTime, String title, String organizerName,
String organizerEmail, String location, String description) throws IOException {
// 创建一个时区（TimeZone)
// 创建事件
DateTime start = utilDateToIcalDatetime(startTime);
DateTime end = utilDateToIcalDatetime(endTime);
VEvent meeting = new VEvent(start, end, "delete");
// VEvent meeting = new VEvent(start,"delete");
// 添加时区信息
// meeting.getProperties().add(tz.getTimeZoneId());
// 创建日历
Calendar icsCalendar = new Calendar();
icsCalendar.getProperties().add(new ProdId("-//Events Calendar//iCal4j 1.0//EN"));
icsCalendar.getProperties().add(Version.VERSION_2_0);
icsCalendar.getProperties().add(CalScale.GREGORIAN);
// 删除
icsCalendar.getProperties().add(Method.CANCEL);
meeting.getProperties().add(new Sequence());
meeting.getProperties().add(uid);
// 组织者
Organizer organizer = new Organizer(URI.create("mailto:" + organizerEmail));
organizer.getParameters().add(new Cn(organizerName));
meeting.getProperties().add(organizer);
// meeting.getProperties().add(new Organizer());
if (StringUtils.isNotBlank(location)) {
meeting.getProperties().add(new Location(location));
}
if (StringUtils.isNotBlank(description)) {
meeting.getProperties().add(new Description(description));
}
icsCalendar.getComponents().add(meeting);
CalendarOutputter outputter = new CalendarOutputter();
Writer writer = new StringWriter();
outputter.output(icsCalendar, writer);
return writer.toString();
}
/**
* 新增
*
* @param startTime
* 开始时间 格式yyyy-MM-dd-HH-mm-ss
* @param endTime
* 结束时间
* @param title
* 会议名称
* @param organizerName
* 组织者名称
* @param organizerEmail
* 组织者Email
* @param location
* 地点
* @param description
* 描述
* @param participators Pair 姓名 ，email地址
* 参与者名称列表，
* @return String 返回 会议id 长度 60
* @throws MessagingException 异常
* @throws IOException 异常
*/
public static String createMeeting(Date startTime, Date endTime, String title, String organizerName,
String organizerEmail, String location, String description, List> participators)
throws MessagingException, IOException {
UidGenerator ug = new RandomUidGenerator();// new UidGenerator("uidGen");
Uid uid = ug.generateUid();
String content = makeICalMeetingText(uid, startTime, endTime, title, organizerName, organizerEmail,
location, description, participators);
List receiveMail = new ArrayList();
for (Pair p : participators) {
receiveMail.add(p.getRight());
}
sendTextEmail(content, title, receiveMail);
return uid.toString();
}
/**
* 更新已预订过的会议
*
* @param uidStr
* 会议ID
* @param startTime
* 开始时间 格式yyyy-MM-dd-HH-mm-ss
* @param endTime
* 结束时间
* @param title
* 会议名称
* @param organizerName
* 组织者名称
* @param organizerEmail
* 组织者Email
* @param location
* 地点
* @param description
* 会议内容描述
* @param participators Pair 姓名 ，email地址
* 参与者名称列表，
* @throws MessagingException 异常
* @throws IOException 异常
*/
public static void updateMeeting(String uidStr, Date startTime, Date endTime, String title, String organizerName,
String organizerEmail, String location, String description, List> participators)
throws MessagingException, IOException {
Uid uid = new Uid(uidStr);
String content = makeICalMeetingText(uid, startTime, endTime, title, organizerName, organizerEmail,
location, description, participators);
List receiveMail = new ArrayList();
for (Pair p : participators) {
receiveMail.add(p.getRight());
}
sendTextEmail(content, title, receiveMail);
//return uid.toString();
}
/**
*
* @param uidStr
* 会议ID
* @param startTime
* 开始时间 格式yyyy-MM-dd-HH-mm-ss
* @param endTime
* 结束时间
* @param title
* 会议名称
* @param organizerName
* 组织者名称
* @param organizerEmail
* 组织者Email
* @param location
* 地点
* @param description
* 会议内容描述
* @param participators Pair 姓名 ，email地址
* 参与者名称列表，
* @throws MessagingException 异常
* @throws IOException 异常
*/
public static void deleteMeeting(String uidStr, Date startTime, Date endTime, String title, String organizerName,
String organizerEmail, String location, String description,List> participators)
throws MessagingException, IOException {
Uid uid = new Uid(uidStr);
String content = makeICalCancelMeetingText(uid, startTime, endTime, title, organizerName, organizerEmail,
location,description);
List receiveMail = new ArrayList();
for (Pair p : participators) {
receiveMail.add(p.getRight());
}
sendTextEmail(content, title, receiveMail);
}
}