xref: /illumos-gate/usr/src/lib/libslp/javalib/com/sun/slp/SSrvDereg.java (revision 9a70fc3be3b1e966bf78825cdb8d509963a6f0a1)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright (c) 1999 by Sun Microsystems, Inc.
23  * All rights reserved.
24  *
25  */
26 
27 //  SSrvDereg.java:    Message class for SLP service deregistration request.
28 //  Author:           James Kempf
29 //  Created On:       Thu Oct  9 15:00:38 1997
30 //  Last Modified By: James Kempf
31 //  Last Modified On: Tue Oct 27 10:57:39 1998
32 //  Update Count:     102
33 //
34 
35 package com.sun.slp;
36 
37 import java.util.*;
38 import java.io.*;
39 
40 
41 /**
42  * The SSrvDereg class models the server side SLP service deregistration. The
43  * default class does SLPv2 deregs, but subclasses can do other versions
44  * by redefining the initialize() and makeReply() messages.
45  *
46  * @author James Kempf
47  */
48 
49 class SSrvDereg extends SrvLocMsgImpl {
50 
51     ServiceURL URL = null;		  // the service URL.
52     Hashtable URLSignature = null;   // Authentication block.
53     Vector tags = null;			  // Vector of String
54 
55     // Construct a SSrvDereg from the input stream.
56 
SSrvDereg(SrvLocHeader hdr, DataInputStream dis)57     SSrvDereg(SrvLocHeader hdr, DataInputStream dis)
58 	throws ServiceLocationException, IOException {
59 
60 	super(hdr, SrvLocHeader.SrvDereg);
61 
62 	this.initialize(dis);
63 
64     }
65 
66     // Initialize the object.
67 
initialize(DataInputStream dis)68     void initialize(DataInputStream dis)
69 	throws ServiceLocationException, IOException {
70 
71 	SLPServerHeaderV2 hdr = (SLPServerHeaderV2)getHeader();
72 	StringBuffer buf = new StringBuffer();
73 
74 	// Parse in scopes.
75 
76 	hdr.parseScopesIn(dis);
77 
78 	// Parse in the service URL.
79 
80 	Hashtable ht = new Hashtable();
81 
82 	URL =
83 	    hdr.parseServiceURLIn(dis,
84 				  ht,
85 				ServiceLocationException.INVALID_REGISTRATION);
86 
87 	URLSignature = (Hashtable)ht.get(URL);
88 
89 	// Get the tag lists.
90 
91 	hdr.getString(buf, dis);
92 
93 	tags = hdr.parseCommaSeparatedListIn(buf.toString(), true);
94 
95 	// If no tags, then set the tags vector to null. This indicates
96 	//  that the service: URL needs to be deregistered.
97 
98 	if (tags.size() <= 0) {
99 	    tags = null;
100 
101 	} else {
102 
103 	    // Unescape the tags.
104 
105 	    hdr.unescapeTags(tags);
106 
107 	}
108 
109 	// Construct description.
110 
111 	hdr.constructDescription("SrvDereg",
112 				 "         URL=``" + URL + "''\n" +
113 				 "         tags=``" + tags + "''\n" +
114 				 "         URL signature=" +
115 				 AuthBlock.desc(URLSignature) + "\n");
116 
117     }
118 
119     // Return a SrvAck. We ignore the existing flag, since in V2, fresh comes
120     //  in. In this case, all we need to do is clone the header.
121 
makeReply()122     SrvLocMsg makeReply() {
123 
124 	SLPServerHeaderV2 hdr =
125 	    ((SLPServerHeaderV2)getHeader()).makeReplyHeader();
126 
127 	// Construct description.
128 
129 	hdr.constructDescription("SrvAck", "");
130 
131 	return hdr;
132 
133     }
134 
135 }
136