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1
22
23 package org.snmp4j.agent.agentx;
24
25 import java.io.*;
26 import java.nio.*;
27
28 import org.snmp4j.smi.*;
29
30 public class AgentXRegisterPDU extends AgentXContextPDU {
31
32 private byte timeout = 0;
33 private byte priority;
34 private byte rangeSubID;
35 private OID subtree;
36 private int upperBound;
37
38 public AgentXRegisterPDU(byte flags,
39 int sessionID, int transactionID, int packetID) {
40 super(AGENTX_REGISTER_PDU, flags, sessionID, transactionID, packetID);
41 }
42
43 public AgentXRegisterPDU(AgentXMessageHeader header) {
44 super(header);
45 }
46
47 public AgentXRegisterPDU(OctetString context, OID subtree,
48 byte priority,
49 byte rangeSubID,
50 int upperBound) {
51 this(AGENTX_REGISTER_PDU,
52 context, subtree, priority, rangeSubID, upperBound);
53 }
54
55 protected AgentXRegisterPDU(byte type, OctetString context, OID subtree,
56 byte priority,
57 byte rangeSubID,
58 int upperBound) {
59 super(type, context);
60 this.priority = priority;
61 this.subtree = subtree;
62 this.rangeSubID = rangeSubID;
63 this.upperBound = upperBound;
64 }
65
66
67 public void decodeAfterContext(ByteBuffer buf, int length) throws IOException {
68 timeout = buf.get();
69 priority = buf.get();
70 rangeSubID = buf.get();
71 buf.get(); subtree = new OID();
73 AgentXProtocol.decodeOID(buf, subtree);
74 if (rangeSubID != 0) {
75 upperBound = buf.getInt();
76 if ((rangeSubID < 0) || (rangeSubID > subtree.size())) {
77 throw new IOException("Range sub-identifier "+rangeSubID+
78 " is out of range of "+subtree);
79 }
80 }
81 }
82
83 public OctetString getContext() {
84 return context;
85 }
86
87 public byte getPriority() {
88 return priority;
89 }
90
91 public byte getRangeSubID() {
92 return rangeSubID;
93 }
94
95 public OID getSubtree() {
96 return subtree;
97 }
98
99 public byte getTimeout() {
100 return timeout;
101 }
102
103 public int getUpperBound() {
104 return upperBound;
105 }
106
107 public void setContext(OctetString context) {
108 this.context = context;
109 }
110
111 public void setPriority(byte priority) {
112 this.priority = priority;
113 }
114
115 public void setRangeSubID(byte rangeSubID) {
116 this.rangeSubID = rangeSubID;
117 }
118
119 public void setSubtree(OID subtree) {
120 this.subtree = subtree;
121 }
122
123 public void setTimeout(byte timeout) {
124 this.timeout = timeout;
125 }
126
127 public void setUpperBound(int upperBound) {
128 this.upperBound = upperBound;
129 }
130
131 public int getAfterContextLength() {
132 return AgentXProtocol.AGENTX_INT_SIZE +
133 AgentXProtocol.getOIDLength(subtree) +
134 ((rangeSubID != 0) ? AgentXProtocol.AGENTX_INT_SIZE : 0);
135 }
136
137 public AgentXRegion getRegion() {
138 OID lower = new OID(subtree);
139 OID upper = new OID(subtree);
140 AgentXRegion region = new AgentXRegion(lower, upper);
141 if (rangeSubID > 0) {
142 if (upper.get(rangeSubID-1) == upperBound) {
143 region.setSingleOID(true);
144 region.setUpperIncluded(true);
145 }
146 else {
147 upper.set(rangeSubID - 1, upperBound);
148 region.setRangeSubID(rangeSubID);
149 }
150 }
151 else if (isFlagSet(AgentXProtocol.FLAG_INSTANCE_REGISTRATION)) {
152 region.setSingleOID(true);
153 region.setUpperIncluded(true);
154 }
155 else {
156 region.setUpperBound(upper.nextPeer());
157 }
158 return region;
159 }
160
161 protected void encodeAfterContext(ByteBuffer buf) {
162 buf.put(timeout);
163 buf.put(priority);
164 buf.put(rangeSubID);
165 buf.put((byte)0); AgentXProtocol.encodeOID(buf, subtree, false);
167 if (rangeSubID != 0) {
168 buf.putInt(upperBound);
169 }
170 }
171
172 protected String  toStringExtMembers() {
173 return super.toStringExtMembers()+",timeout="+timeout+",priority="+priority+
174 ",rangeSubID="+rangeSubID+",subtree="+subtree+",upperBound="+upperBound
175 +",single="+isFlagSet(AgentXProtocol.FLAG_INSTANCE_REGISTRATION);
176 }
177 }
178 |
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