java框架.docx
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- 上传时间:2023-06-19
- 格式:DOCX
- 页数:29
- 大小:21.11KB
java框架.docx
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java框架
importjava.io.BufferedReader;
importjava.io.File;
importjava.io.FileInputStream;
importjava.io.FileNotFoundException;
importjava.io.IOException;
importjava.io.InputStream;
importjava.io.InputStreamReader;
importjava.io.PrintWriter;
importjava.io.UnsupportedEncodingException;
import.Socket;
importjava.nio.charset.Charset;
importjava.text.SimpleDateFormat;
importjava.util.ArrayList;
importjava.util.Date;
importjava.util.HashMap;
importjava.util.List;
importjava.util.Map;
importjavax.swing.*;
importjavax.swing.JOptionPane;
importsun.misc.BASE64Encoder;
/**
*该类使用Socket连接到邮件服务器,
*并实现了向指定邮箱发送邮件及附件的功能。
*可带附件
*/
publicclassMailTwo{
/**
*换行符
*/
privatestaticfinalStringLINE_END="\r\n";
/**
*值为“true”输出高度信息(包括服务器响应信息),值为“
*false”则不输出调试信息。
*/
privatebooleanisDebug=true;
/**
*值为“true”则在发送邮件{@linkMail#send()}
*过程中会读取服务器端返回的消息,
*并在邮件发送完毕后将这些消息返回给用户。
*/
privatebooleanisAllowReadSocketInfo=true;
/**
*邮件服务器地址
*/
privateStringhost;
/**
*发件人邮箱地址
*/
privateStringfrom;
/**
*收件人邮箱地址
*/
privateList
/**
*抄送地址
*/
privateList
/**
*暗送地址
*/
privateList
/**
*邮件主题
*/
privateStringsubject;
/**
*用户名
*/
privateStringuser;
/**
*密码
*/
privateStringpassword;
/**
*MIME邮件类型
*/
privateStringcontentType;
/**
*用来绑定多个邮件单元{@link#partSet}
*的分隔标识,我们可以将邮件的正文及每一个附件都看作是一个邮件单元
*。
*/
privateStringboundary;
/**
*邮件单元分隔标识符,该属性将用来在邮件中作为分割各个邮件单元的标识
*。
*/
privateStringboundaryNextPart;
/**
*传输邮件所采用的编码
*/
privateStringcontentTransferEncoding;
/**
*设置邮件正文所用的字符集
*/
privateStringcharset;
/**
*内容描述
*/
privateStringcontentDisposition;
/**
*邮件正文
*/
privateStringcontent;
/**
*发送邮件日期的显示格式
*/
privateStringsimpleDatePattern;
/**
*附件的默认MIME类型
*/
privateStringdefaultAttachmentContentType;
privateList
privatestaticMap
static{
//MIMEMediaTypes
contentTypeMap=newHashMap
contentTypeMap.put("xls","application/vnd.ms-excel");
contentTypeMap.put("xlsx","application/vnd.ms-excel");
contentTypeMap.put("xlsm","application/vnd.ms-excel");
contentTypeMap.put("xlsb","application/vnd.ms-excel");
contentTypeMap.put("doc","application/msword");
contentTypeMap.put("dot","application/msword");
contentTypeMap.put("docx","application/msword");
contentTypeMap.put("docm","application/msword");
contentTypeMap.put("dotm","application/msword");
}
privateclassMailPartextendsMail{
publicMailPart(){
}
}
/**
*默认构造函数
*/
publicMail(){
defaultAttachmentContentType="application/octet-stream";
simpleDatePattern="yyyy-MM-ddHH:
mm:
ss";
boundary="--=_NextPart_zlz_3907_"+System.currentTimeMillis();
boundaryNextPart="--"+boundary;
contentTransferEncoding="base64";
contentType="multipart/alternative";
charset=Charset.defaultCharset().name();
partSet=newArrayList
to=newArrayList
cc=newArrayList
bcc=newArrayList
}
privateStringgetPartContentType(StringfileName){
Stringret=null;
if(null!
=fileName){
intflag=fileName.lastIndexOf(".");
if(0<=flag&&flag fileName=fileName.substring(flag+1); } ret=contentTypeMap.get(fileName); } if(null==ret){ ret=defaultAttachmentContentType; } returnret; } privateStringtoBase64(Stringstr,Stringcharset){ if(null! =str){ try{ returntoBase64(str.getBytes(charset)); }catch(UnsupportedEncodingExceptione){ e.printStackTrace(); } } return""; } /** *将指定的字节数组转换为base64格式的字符串 * *@parambs *需要转码的字节数组 *@returnbase64编码格式的字符 */ privateStringtoBase64(byte[]bs){ returnnewBASE64Encoder().encode(bs); } /** *将给定字符串转换为base64编码的字符串 * *@paramstr *需要转码的字符串 *@returnbase64编码格式的字符 */ privateStringtoBase64(Stringstr){ returntoBase64(str,Charset.defaultCharset().name()); } /** *将所有的邮件单元按照标准的MIME格式要求合并。 * *@return返回一个所有单元合并后的字符串。 */ privateStringgetAllParts(){ intpartCount=partSet.size(); StringBuildersbd=newStringBuilder(LINE_END); for(inti=partCount-1;i>=0;i--){ Mailattachment=partSet.get(i); StringattachmentContent=attachment.getContent(); if(null! =attachmentContent&&0 sbd.append(getBoundaryNextPart()).append(LINE_END); sbd.append("Content-Type: "); sbd.append(attachment.getContentType()); sbd.append(LINE_END); sbd.append("Content-Transfer-Encoding: "); sbd.append(attachment.getContentTransferEncoding()); sbd.append(LINE_END); if(i! =partCount-1){ sbd.append("Content-Disposition: "); sbd.append(attachment.getContentDisposition()); sbd.append(LINE_END); } sbd.append(LINE_END); sbd.append(attachment.getContent()); sbd.append(LINE_END); } } sbd.append(LINE_END); sbd.append(LINE_END); //sbd.append(boundaryNextPart). //append(LINE_END); partSet.clear(); returnsbd.toString(); } /** *添加邮件正文单元 */ privatevoidaddContent(){ if(null! =content){ MailPartpart=newMailPart(); part.setContent(toBase64(content)); part.setContentType("text/plain;charset=\""+charset+"\""); partSet.add(part); } } privateStringlistToMailString(List StringBuildersbd=newStringBuilder(); if(null! =mailAddressList){ intlistSize=mailAddressList.size(); for(inti=0;i if(0! =i){ sbd.append(";"); } sbd.append("<").append(mailAddressList.get(i)).append(">"); } } returnsbd.toString(); } privateList List list.addAll(to); list.addAll(cc); list.addAll(bcc); returnlist; } /** *添加一个附件单元 * *@paramfilePath *文件路径 */ publicvoidaddAttachment(StringfilePath){ addAttachment(filePath,null); } publicvoidaddTo(StringmailAddress){ this.to.add(mailAddress); } publicvoidaddCc(StringmailAddress){ this.cc.add(mailAddress); } publicvoidaddBcc(StringmailAddress){ this.bcc.add(mailAddress); } /** *添加一个附件单元 * *@paramfilePath *文件路径 *@paramcharset *文件编码格式 */ publicvoidaddAttachment(StringfilePath,Stringcharset){ if(null! =filePath&&filePath.length()>0){ Filefile=newFile(filePath); try{ addAttachment(file.getName(),newFileInputStream(file), charset); }catch(FileNotFoundExceptione){ System.out.println("错误: "+e.getMessage()); System.exit (1); } } } /** *添加一个附件单元 * *@paramfileName *文件名 *@paramattachmentStream *文件流 *@paramcharset *文件编码格式 */ publicvoidaddAttachment(StringfileName,InputStreamattachmentStream, Stringcharset){ try{ byte[]bs=null; if(null! =attachmentStream){ intbuffSize=1024; byte[]buff=newbyte[buffSize]; byte[]temp; bs=newbyte[0]; intreadTotal=0; while(-1! =(readTotal=attachmentStream.read(buff))){ temp=newbyte[bs.length]; System.arraycopy(bs,0,temp,0,bs.length); bs=newbyte[temp.length+readTotal]; System.arraycopy(temp,0,bs,0,temp.length); System.arraycopy(buff,0,bs,temp.length,readTotal); } } if(null! =bs){ MailPartattachmentPart=newMailPart(); charset=null! =charset? charset: Charset.defaultCharset() .name(); StringcontentType=getPartContentType(fileName) +";name=\"=? "+charset+"? B? "+toBase64(fileName) +"? =\""; attachmentPart.setCharset(charset); attachmentPart.setContentType(contentType); attachmentPart.setContentDisposition("attachment;filename=\"=? " +charset+"? B? "+toBase64(fileName)+"? =\""); attachmentPart.setContent(toBase64(bs)); partSet.add(attachmentPart); } }catch(Exceptione){ e.printStackTrace(); }finally{ if(null! =attachmentStream){ try{ attachmentStream.close(); attachmentStream=null; }catch(IOExceptione){ e.printStackTrace(); } } Runtime.getRuntime().gc(); Runtime.getRuntime().runFinalization(); } } /** *发送邮件 * *@return邮件服务器反回的信息 */ publicStringsend(){ //对象申明 //当邮件发送完毕后,以下三个对象(Socket、 //PrintWriter, //BufferedReader)需要关闭。 Socketsocket=null; PrintWriterpw=null; BufferedReaderbr=null; try{ socket=newSocket(host,25); pw=newPrintWriter(socket.getOutputStream()); br=newBufferedReader(newInputStreamReader(socket .getInputStream())); StringBuilderinfoBuilder=newStringBuilder( "\nServerinfo: \n------------\n"); //与服务器建立连接 pw.write("HELO".concat(host).concat(LINE_END));//连接到邮件服务 if(! readResponse(pw,br,infoBuilder,"220")) returninfoBuilder.toString(); pw.write("AUTHLOGIN".concat(LINE_END));//登录 if(! readResponse(pw,br,infoBuilder,"250")) returninfoBuilder.toString(); pw.write(toBase64(user).concat(LINE_END));//输入用户名 if(! readResponse(pw,br,infoBuilder,"334")) returninfoBuilder.toString(); pw.write(toBase64(password).concat(LINE_END));//输入密码 if(! readResponse(pw,br,infoBuilder,"334")) returninfoBuilder.toString(); pw.write("MAILFROM: <"+from+">"+LINE_END);//发件人邮箱地址 if(! readResponse(pw,br,infoBuilder,"235")) returninfoBuilder.toString(); List //收件邮箱地址 for(inti=0;i pw.write("RCPTTO: <"+recipientList.get(i)+">"+LINE_END); if(! readResponse(pw,br,infoBuilder,"250")) returninfoBuilder.to
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