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1 package ist.coach.coachEmfServicesComponents.SnmpAdapterProviderComposition;
2
3
8
9 import java.util.Properties  ;
10 import java.io.FileInputStream ;
11 import java.util.Enumeration ;
12 import java.util.StringTokenizer ;
13 import org.opennms.protocols.snmp.SnmpObjectId;
14
15 public class Configuration {
16
17 private static Configuration instance;
18 private static final String configFile = "SnmpTrapDaemon.conf";
19 private static final String availableTrapsID = "availableTraps";
20 private static final String rootObjectsID = "rootObjects";
21 public SnmpTrapConfigData[] availableTraps;
22 public String [] rootObjects;
23
24
25 public static Configuration getInstance() {
26 if (instance == null) {
27 instance = new Configuration();
28 if (instance.configSanity() == false)
29 return null;
30 }
31
32 return instance;
33 }
34
35 private Configuration() {
36
37 Properties props = new Properties ();
38 try {
39 System.out.println("Loading file " + configFile);
40 props.load(Configuration.class.getResourceAsStream(configFile));
41 }
42 catch (Exception e) {
43 e.printStackTrace();
44 return;
45 }
46
47 String availableTrapsString = props.getProperty(availableTrapsID);
48 String rootObjectsString = props.getProperty(rootObjectsID);
49
50 StringTokenizer st = new StringTokenizer (availableTrapsString, " ");
51 int numOfTokens = st.countTokens();
52
53 this.availableTraps = new SnmpTrapConfigData[numOfTokens];
54
55 int counter = 0;
56
57 while (st.hasMoreTokens()) {
58
59 this.availableTraps[counter] = new SnmpTrapConfigData();
60 this.availableTraps[counter].id = new String (st.nextToken().trim());
61
62 counter ++;
63
64 }
65
66 st = new StringTokenizer (rootObjectsString, " ");
67 numOfTokens = st.countTokens();
68
69 this.rootObjects = new String [numOfTokens];
70
71 counter = 0;
72
73 while (st.hasMoreTokens()) {
74 this.rootObjects[counter] = new String (st.nextToken().trim());
75 }
76
77 Enumeration en = props.propertyNames();
78
79 while (en.hasMoreElements()) {
80
81 String name = (String ) en.nextElement();
82 String value = props.getProperty(name);
83
84 for (int i = 0; i < this.availableTraps.length; i++) {
85
86 if (name.startsWith(this.availableTraps[i].id)) {
87
88 if (name.endsWith("_objectclass")) {
89 this.availableTraps[i].objectclass = new String (value);
90 } else
91 if (name.endsWith("_oid")) {
92 this.availableTraps[i].oid = new SnmpObjectId(value);
93
94 } else
95 if (name.endsWith("_identifier")) {
96 this.availableTraps[i].identifier = Integer.parseInt(value);
97 }
98 else
99 if (name.endsWith("_valueIdentifier"))
100 this.availableTraps[i].valueOid = new SnmpObjectId(value);
101 }
102 }
103 }
104 }
105
106 private boolean configSanity() {
107
108 for (int i = 0; i < this.availableTraps.length; i++) {
109
110 if ( (this.availableTraps[i].objectclass == null) ||
111 (this.availableTraps[i].oid == null) ||
112 (this.availableTraps[i].identifier == -1))
113 return false;
114 }
115
116 return true;
117
118 }
119 }
120
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