src/share/jaxws_classes/com/sun/xml/internal/org/jvnet/mimepull/MIMEEvent.java

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1 /*
2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package com.sun.xml.internal.org.jvnet.mimepull;
27
28 import java.nio.ByteBuffer;
29
30 /**
31 * @author Jitendra Kotamraju
32 */
33 abstract class MIMEEvent {
34
35 enum EVENT_TYPE {START_MESSAGE, START_PART, HEADERS, CONTENT, END_PART, END_MESSAGE}
36
37 /**
38 * Returns a event for parser's current cursor location in the MIME message.
39 *
40 * <p>
41 * {@link EVENT_TYPE#START_MESSAGE} and {@link EVENT_TYPE#START_MESSAGE} events
42 * are generated only once.
43 *
44 * <p>
45 * {@link EVENT_TYPE#START_PART}, {@link EVENT_TYPE#END_PART}, {@link EVENT_TYPE#HEADERS}
46 * events are generated only once for each attachment part.
47 *
48 * <p>
49 * {@link EVENT_TYPE#CONTENT} event may be generated more than once for an attachment
50 * part.
51 *
52 * @return event type
53 */
54 abstract EVENT_TYPE getEventType();
55
56 static final StartMessage START_MESSAGE = new StartMessage();
57 static final StartPart START_PART = new StartPart();
58 static final EndPart END_PART = new EndPart();
59 static final EndMessage END_MESSAGE = new EndMessage();
60
61 static final class StartMessage extends MIMEEvent {
62 EVENT_TYPE getEventType() {
63 return EVENT_TYPE.START_MESSAGE;
64 }
65 }
66
67 static final class StartPart extends MIMEEvent {
68 EVENT_TYPE getEventType() {
69 return EVENT_TYPE.START_PART;
70 }
71 }
72
73 static final class EndPart extends MIMEEvent {
74 EVENT_TYPE getEventType () {
75 return EVENT_TYPE.END_PART;
76 }
77 }
78
79 static final class Headers extends MIMEEvent {
80 InternetHeaders ih;
81
82 Headers(InternetHeaders ih) {
83 this.ih = ih;
84 }
85
86 EVENT_TYPE getEventType() {
87 return EVENT_TYPE.HEADERS;
88 }
89
90 InternetHeaders getHeaders() {
91 return ih;
92 }
93 }
94
95 static final class Content extends MIMEEvent {
96 private final ByteBuffer buf;
97
98 Content(ByteBuffer buf) {
99 this.buf = buf;
100 }
101
102 EVENT_TYPE getEventType() {
103 return EVENT_TYPE.CONTENT;
104 }
105
106 ByteBuffer getData() {
107 return buf;
108 }
109 }
110
111 static final class EndMessage extends MIMEEvent {
112 EVENT_TYPE getEventType() {
113 return EVENT_TYPE.END_MESSAGE;
114 }
115 }
116
117 }

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