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comparison src/goodjava/mail/Smtp.java @ 1584:d3728e3e5af3

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mail work
author Franklin Schmidt <fschmidt@gmail.com>
date Thu, 11 Mar 2021 01:22:20 -0700
parents 1cc6c7fa803d
children e34b73678a4f
comparison
equal deleted inserted replaced
1583:1cc6c7fa803d 1584:d3728e3e5af3
15 private final Socket socket; 15 private final Socket socket;
16 private final Reader reader; 16 private final Reader reader;
17 private final Writer writer; 17 private final Writer writer;
18 public final String ehlo; 18 public final String ehlo;
19 19
20 public Smtp(Socket socket) throws IOException, SmtpException { 20 public Smtp(Socket socket) throws IOException, MailException {
21 this.socket = socket; 21 this.socket = socket;
22 this.reader = new InputStreamReader(socket.getInputStream()); 22 this.reader = new InputStreamReader(socket.getInputStream());
23 this.writer = new OutputStreamWriter(socket.getOutputStream()); 23 this.writer = new OutputStreamWriter(socket.getOutputStream());
24 String s = read(); 24 String s = read();
25 if( !s.startsWith("220") ) 25 if( !s.startsWith("220") )
26 throw new SmtpException(s); 26 throw new MailException(s);
27 write( "EHLO\r\n" ); 27 write( "EHLO\r\n" );
28 ehlo = read(); 28 ehlo = read();
29 if( !ehlo.startsWith("250") ) 29 if( !ehlo.startsWith("250") )
30 throw new SmtpException(ehlo); 30 throw new MailException(ehlo);
31 } 31 }
32 32
33 public String authenticate(String username,String password) throws IOException, SmtpException { 33 public String authenticate(String username,String password) throws IOException, MailException {
34 String s = "\0" + username + "\0" + password; 34 String s = "\0" + username + "\0" + password;
35 s = GoodUtils.base64Encode(s); 35 s = GoodUtils.base64Encode(s);
36 write( "AUTH PLAIN " + s + "\r\n" ); 36 write( "AUTH PLAIN " + s + "\r\n" );
37 String r = read(); 37 String r = read();
38 if( !r.startsWith("235") ) 38 if( !r.startsWith("235") )
39 throw new SmtpException(r); 39 throw new MailException(r);
40 return r; 40 return r;
41 } 41 }
42 42
43 public void send(Message msg) throws IOException, SmtpException { 43 public void send(Message msg) throws IOException, MailException {
44 for( Map.Entry<String,String> entry : msg.headers.entrySet() ) { 44 for( Map.Entry<String,String> entry : msg.headers.entrySet() ) {
45 String name = entry.getKey(); 45 String name = entry.getKey();
46 String value = entry.getValue(); 46 String value = entry.getValue();
47 if( name.equalsIgnoreCase("from") ) { 47 if( name.equalsIgnoreCase("from") ) {
48 from(value); 48 from(value);
57 } 57 }
58 } 58 }
59 data( msg.toText() ); 59 data( msg.toText() );
60 } 60 }
61 61
62 public void close() throws IOException, SmtpException { 62 public void close() throws IOException, MailException {
63 write( "QUIT\r\n" ); 63 write( "QUIT\r\n" );
64 String s = read(); 64 String s = read();
65 if( !s.startsWith("221") ) 65 if( !s.startsWith("221") )
66 throw new SmtpException(s); 66 throw new MailException(s);
67 socket.close(); 67 socket.close();
68 } 68 }
69 69
70 public String from(String address) throws IOException, SmtpException { 70 public String from(String address) throws IOException, MailException {
71 write( "MAIL FROM: " + address + "\r\n" ); 71 write( "MAIL FROM: " + address + "\r\n" );
72 String r = read(); 72 String r = read();
73 if( !r.startsWith("250") ) 73 if( !r.startsWith("250") )
74 throw new SmtpException(r); 74 throw new MailException(r);
75 return r; 75 return r;
76 } 76 }
77 77
78 public String to(String address) throws IOException, SmtpException { 78 public String to(String address) throws IOException, MailException {
79 write( "RCPT TO: " + address + "\r\n" ); 79 write( "RCPT TO: " + address + "\r\n" );
80 String r = read(); 80 String r = read();
81 if( !r.startsWith("250") ) 81 if( !r.startsWith("250") )
82 throw new SmtpException(r); 82 throw new MailException(r);
83 return r; 83 return r;
84 } 84 }
85 85
86 public String data(String text) throws IOException, SmtpException { 86 public String data(String text) throws IOException, MailException {
87 if( !text.endsWith("\r\n") ) 87 if( !text.endsWith("\r\n") )
88 throw new SmtpException("text must end with \\r\\n"); 88 throw new MailException("text must end with \\r\\n");
89 text = text.replace("\r\n.","\r\n.."); 89 text = text.replace("\r\n.","\r\n..");
90 write( "DATA\r\n" ); 90 write( "DATA\r\n" );
91 String r = read(); 91 String r = read();
92 if( !r.startsWith("354") ) 92 if( !r.startsWith("354") )
93 throw new SmtpException(r); 93 throw new MailException(r);
94 write( text + ".\r\n" ); 94 write( text + ".\r\n" );
95 r = read(); 95 r = read();
96 if( !r.startsWith("250") ) 96 if( !r.startsWith("250") )
97 throw new SmtpException(r); 97 throw new MailException(r);
98 return r; 98 return r;
99 } 99 }
100 100
101 private String read() throws IOException { 101 private String read() throws IOException {
102 int n = reader.read(buf); 102 int n = reader.read(buf);
105 105
106 private void write(String s) throws IOException { 106 private void write(String s) throws IOException {
107 writer.write(s); 107 writer.write(s);
108 writer.flush(); 108 writer.flush();
109 } 109 }
110
111 public static void main(String[] args) throws Exception {
112 Socket socket = new Socket("smtpcorp.com",2525);
113 Smtp smtp = new Smtp(socket);
114 smtp.authenticate("smtp@luan.software","luanhost");
115 smtp.from("smtp@luan.software");
116 smtp.to(" fschmidt@gmail.com");
117 String text = "\r\n"
118 +"test3\r\n"
119 +".q\r\n"
120 +"x\r\n"
121 +"rg; ;lrg dsl rgj errlgerrg neskrjg skrg rdsg drskrg sd;gr s;kgr skrg skrg sdg ds fg;ks gegr erg ;sg sd; g;sdr gsklrg sg s;kkrg s;hg ;slrg ;elrg ;reg r;g ;r g;er g;ler g;e g; g;r g rg; srkd fjl kj kklsjrg lsk gskdf;rs gkrj glj grekjs lksjgkjn kjslg rklrg ;rsd; kj drsg akrglk kalrgklrsdnrgkgj;r ;s ns b;n;sn ;njslk r;n\r\n"
122 ;
123 smtp.data(text);
124 smtp.close();
125 }
126 } 110 }