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1 package com.quikj.client.framework;
2
3 import java.util.*;
4
5 public abstract class HTTPMessage
6 {
7 public HTTPMessage()
8 {
9 }
10
11 public abstract String  format();
12
13 public void addHeader (String key, String value)
14 {
15 HTTPMessageHeader header = new HTTPMessageHeader (key, value);
16 headerFields.addElement (header);
17 }
18
19 public String findHeader (String key)
20 {
21 int size = headerFields.size();
22
23 for (int i = 0; i < size; i++)
24 {
25 HTTPMessageHeader header = (HTTPMessageHeader)headerFields.elementAt (i);
26 String hkey = header.getKey();
27
28 if (hkey.equalsIgnoreCase(key) == true)
29 {
30 return header.getValue();
31 }
32 }
33
34 return null;
35 }
36
37 public int getNumHeaders()
38 {
39 return headerFields.size();
40 }
41
42 public HTTPMessageHeader getHeaderAt (int index)
43 {
44 return (HTTPMessageHeader)headerFields.elementAt (index);
45 }
46
47 public void setBody (char[] body)
48 {
49 this.body = body;
50 }
51
52 public int getBodyLength()
53 {
54 if (body == null)
55 {
56 return 0;
57 }
58 else
59 {
60 return body.length;
61 }
62 }
63
64 public char[] getBody()
65 {
66 return body;
67 }
68
69 public String formatHeaderAndBody()
70 {
71 StringBuffer buffer = new StringBuffer ();
72 int size = getNumHeaders();
73
74 for (int i = 0; i < size; i++)
75 {
76 HTTPMessageHeader header = getHeaderAt (i);
77 buffer.append (header.getKey() + ": " + header.getValue()
78 + "\r\n");
79 }
80
81 int body_length = getBodyLength();
82 if (body_length > 0)
83 {
84 buffer.append ("Content-Length: "
85 + body_length
86 + "\r\n");
87 }
88
89 buffer.append ("\r\n");
90
91 if (body_length > 0)
92 {
93 buffer.append (getBody());
94 }
95
96 return buffer.toString();
97 }
98
99 private Vector headerFields = new Vector();
100 private char[] body;
101 }
102
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