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jdk1.4 Spring 邮件群发,队列 机制
Spring 邮件群发,队列 机制
<1>
package com.cofortune.zhengjia.common.utils;
import java.io.InputStream;
import javax.mail.internet.MimeMessage;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.mail.MailException;
import org.springframework.mail.MailSender;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.MimeMessagePreparator;
public class MailSenderPooled implements MailSender, JavaMailSender, Runnable {
protected final Log log = LogFactory.getLog(getClass());
// -------------------------------------------------------------------------
/**
* 实际发送 邮件的 邮件发送器,可以是MailSender,或JavaMailSender
*/
private MailSender mailSender;
// -------------------------------------------------------------------------
/**
* 邮件排队点号、发送线程,
*/
private Thread thread;
/**
* 邮件排队队列
*/
private Queue queue = new Queue();
/**
* 锁,仅此而已
*
* @see #run()
* @see #add(Object)
*/
private Object mutex = new Object();
// -------------------------------------------------------------------------
/**
* 构造本类对象,同时启动侦听 邮件的到达。
*
* 如果要阻止侦听和发送,应该调用close方法,在Spring的Context中"最好"配置destroy-method="close",不过这不是必须的。
*
*/
public MailSenderPooled() {
thread = new Thread(this);
thread.setDaemon(true);
thread.start();
}
// -------------------------------------------------------------------------
/**
* 邮件发送循环,它被作为thread runnable的run实现。
*
* @see #add(Object)
*
*/
public void run() {
while (!isClose()) {
if (!isEmpty()) {
Object object = poll();
try {
// 执行实际发送
doSend(object);
} catch (Exception ex) {
log.error(ex);
ex.printStackTrace();
}
}
// 等~直到add方法的通知!
synchronized (mutex) {
try {
mutex.wait();
} catch (InterruptedException e) {
}
}
}
}
// -------------------------------------------------------------------------
public MailSender getMailSender() {
return mailSender;
}
/**
* 设置实际的 邮件发送器
*
* @param mailSender
*/
public void setMailSender(MailSender mailSender) {
this.mailSender = mailSender;
}
// -------------------------------------------------------------------------
/**
* 关闭PooledMailSender!
*
* 关闭的PooledMailSender不可再接收和发送 邮件
*/
public void close() {
queue.clear();
queue = null;
}
/**
* 已经关闭?
*
* 关闭的PooledMailSender不可再接收和发送 邮件
*
* @return
*/
public boolean isClose() {
return queue == null;
}
// -------------------------------------------------------------------------
// 邮件排队机操作方法代理
protected boolean isEmpty() {
return queue != null && queue.isEmpty();
}
/**
* 邮件加入排队机
*
* @param obj
* @see #run()
*/
protected void add(Object obj) {
queue.add(obj);
synchronized (mutex) {
mutex.notify();
}
}
protected Object poll() {
return queue.poll();
}
// -------------------------------------------------------------------------
// MailSender接口实现-将 邮件放入排队机
public void send(SimpleMailMessage simpleMessage) throws MailException {
add(simpleMessage);
}
public void send(SimpleMailMessage[] simpleMessages) throws MailException {
SimpleMailMessage[] messages = simpleMessages;
for (int i = 0; i < messages.length; i++) {
SimpleMailMessage message = messages[i];
add(message);
}
}
// -------------------------------------------------------------------------
// // // JavaMailSender接口实现-将 邮件放入排队机
public void send(MimeMessage mimeMessage) throws MailException {
add(mimeMessage);
}
public void send(MimeMessage[] mimeMessages) throws MailException {
MimeMessage[] messages = mimeMessages;
for (int i = 0; i < messages.length; i++) {
MimeMessage message = messages[i];
add(message);
}
}
public void send(MimeMessagePreparator mimeMessagePreparator)
throws MailException {
add(mimeMessagePreparator);
}
public void send(MimeMessagePreparator[] mimeMessagePreparators)
throws MailException {
MimeMessagePreparator[] preparators = mimeMessagePreparators;
for (int i = 0; i < preparators.length; i++) {
MimeMessagePreparator preparator = preparators[i];
add(preparator);
}
}
public MimeMessage createMimeMessage() {
return ((JavaMailSender) mailSender).createMimeMessage();
}
public MimeMessage createMimeMessage(InputStream contentStream)
throws MailException {
return ((JavaMailSender) mailSender).createMimeMessage(contentStream);
}
// -------------------------------------------------------------------------
// 实际发送代理方法
public void doSend(Object object) {
if (object instanceof SimpleMailMessage) {
doSend((SimpleMailMessage) object);
} else if (object instanceof MimeMessage) {
doSend((MimeMessage) object);
} else if (object instanceof MimeMessagePreparator) {
doSend((MimeMessagePreparator) object);
}
}
public void doSend(SimpleMailMessage simpleMessage) throws MailException {
mailSender.send(simpleMessage);
}
public void doSend(MimeMessage mimeMessage) throws MailException {
((JavaMailSender) mailSender).send(mimeMessage);
}
public void doSend(MimeMessagePreparator mimeMessagePreparator)
throws MailException {
((JavaMailSender) mailSender).send(mimeMessagePreparator);
}
}
<2>
package com.cofortune.zhengjia.common.utils;
import java.util.LinkedList;
import java.util.List;
public class Queue {
private static Queue queue = new Queue();
private List list;
public static final int SIZE = 10;
public Queue() {
list = new LinkedList();
}
public static Queue getInstance() {
return queue;
}
public boolean isFull() {
return list.size() == SIZE;
}
public void add(Object obj) {
list.add(obj);
}
public Object poll() {
return (Object) list.remove(0);
}
public boolean isEmpty() {
return list.isEmpty();
}
public void clear(){
list.clear();
}
}
本文来自CSDN博客,转载请标明出处:http://blog.csdn.net/xymyeah/archive/2007/08/29/1763382.aspx
Spring 邮件群发,队列 机制
<1>
package com.cofortune.zhengjia.common.utils;
import java.io.InputStream;
import javax.mail.internet.MimeMessage;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.mail.MailException;
import org.springframework.mail.MailSender;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.MimeMessagePreparator;
public class MailSenderPooled implements MailSender, JavaMailSender, Runnable {
protected final Log log = LogFactory.getLog(getClass());
// -------------------------------------------------------------------------
/**
* 实际发送 邮件的 邮件发送器,可以是MailSender,或JavaMailSender
*/
private MailSender mailSender;
// -------------------------------------------------------------------------
/**
* 邮件排队点号、发送线程,
*/
private Thread thread;
/**
* 邮件排队队列
*/
private Queue queue = new Queue();
/**
* 锁,仅此而已
*
* @see #run()
* @see #add(Object)
*/
private Object mutex = new Object();
// -------------------------------------------------------------------------
/**
* 构造本类对象,同时启动侦听 邮件的到达。
*
* 如果要阻止侦听和发送,应该调用close方法,在Spring的Context中"最好"配置destroy-method="close",不过这不是必须的。
*
*/
public MailSenderPooled() {
thread = new Thread(this);
thread.setDaemon(true);
thread.start();
}
// -------------------------------------------------------------------------
/**
* 邮件发送循环,它被作为thread runnable的run实现。
*
* @see #add(Object)
*
*/
public void run() {
while (!isClose()) {
if (!isEmpty()) {
Object object = poll();
try {
// 执行实际发送
doSend(object);
} catch (Exception ex) {
log.error(ex);
ex.printStackTrace();
}
}
// 等~直到add方法的通知!
synchronized (mutex) {
try {
mutex.wait();
} catch (InterruptedException e) {
}
}
}
}
// -------------------------------------------------------------------------
public MailSender getMailSender() {
return mailSender;
}
/**
* 设置实际的 邮件发送器
*
* @param mailSender
*/
public void setMailSender(MailSender mailSender) {
this.mailSender = mailSender;
}
// -------------------------------------------------------------------------
/**
* 关闭PooledMailSender!
*
* 关闭的PooledMailSender不可再接收和发送 邮件
*/
public void close() {
queue.clear();
queue = null;
}
/**
* 已经关闭?
*
* 关闭的PooledMailSender不可再接收和发送 邮件
*
* @return
*/
public boolean isClose() {
return queue == null;
}
// -------------------------------------------------------------------------
// 邮件排队机操作方法代理
protected boolean isEmpty() {
return queue != null && queue.isEmpty();
}
/**
* 邮件加入排队机
*
* @param obj
* @see #run()
*/
protected void add(Object obj) {
queue.add(obj);
synchronized (mutex) {
mutex.notify();
}
}
protected Object poll() {
return queue.poll();
}
// -------------------------------------------------------------------------
// MailSender接口实现-将 邮件放入排队机
public void send(SimpleMailMessage simpleMessage) throws MailException {
add(simpleMessage);
}
public void send(SimpleMailMessage[] simpleMessages) throws MailException {
SimpleMailMessage[] messages = simpleMessages;
for (int i = 0; i < messages.length; i++) {
SimpleMailMessage message = messages[i];
add(message);
}
}
// -------------------------------------------------------------------------
// // // JavaMailSender接口实现-将 邮件放入排队机
public void send(MimeMessage mimeMessage) throws MailException {
add(mimeMessage);
}
public void send(MimeMessage[] mimeMessages) throws MailException {
MimeMessage[] messages = mimeMessages;
for (int i = 0; i < messages.length; i++) {
MimeMessage message = messages[i];
add(message);
}
}
public void send(MimeMessagePreparator mimeMessagePreparator)
throws MailException {
add(mimeMessagePreparator);
}
public void send(MimeMessagePreparator[] mimeMessagePreparators)
throws MailException {
MimeMessagePreparator[] preparators = mimeMessagePreparators;
for (int i = 0; i < preparators.length; i++) {
MimeMessagePreparator preparator = preparators[i];
add(preparator);
}
}
public MimeMessage createMimeMessage() {
return ((JavaMailSender) mailSender).createMimeMessage();
}
public MimeMessage createMimeMessage(InputStream contentStream)
throws MailException {
return ((JavaMailSender) mailSender).createMimeMessage(contentStream);
}
// -------------------------------------------------------------------------
// 实际发送代理方法
public void doSend(Object object) {
if (object instanceof SimpleMailMessage) {
doSend((SimpleMailMessage) object);
} else if (object instanceof MimeMessage) {
doSend((MimeMessage) object);
} else if (object instanceof MimeMessagePreparator) {
doSend((MimeMessagePreparator) object);
}
}
public void doSend(SimpleMailMessage simpleMessage) throws MailException {
mailSender.send(simpleMessage);
}
public void doSend(MimeMessage mimeMessage) throws MailException {
((JavaMailSender) mailSender).send(mimeMessage);
}
public void doSend(MimeMessagePreparator mimeMessagePreparator)
throws MailException {
((JavaMailSender) mailSender).send(mimeMessagePreparator);
}
}
<2>
package com.cofortune.zhengjia.common.utils;
import java.util.LinkedList;
import java.util.List;
public class Queue {
private static Queue queue = new Queue();
private List list;
public static final int SIZE = 10;
public Queue() {
list = new LinkedList();
}
public static Queue getInstance() {
return queue;
}
public boolean isFull() {
return list.size() == SIZE;
}
public void add(Object obj) {
list.add(obj);
}
public Object poll() {
return (Object) list.remove(0);
}
public boolean isEmpty() {
return list.isEmpty();
}
public void clear(){
list.clear();
}
}
本文来自CSDN博客,转载请标明出处:http://blog.csdn.net/xymyeah/archive/2007/08/29/1763382.aspx
本文固定链接:http://www.verydemo.com/demo_c143_i15890.html
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