Clover Coverage Report - JmDNS 3.4.1
Coverage timestamp: Thu Aug 25 2011 13:06:33 CEST
Overview   Package   File
    FRAMES   NO FRAMES     
../../../../../img/srcFileCovDistChart8.png 9% of files have more coverage
19   116   13   4.75
12   56   0.68   4
4     3.25  
1    
 
  DNSResolverTask       Line # 19 19 0% 13 9 74.3% 0.74285716
 
  (17)
 
1    // Licensed under Apache License version 2.0
2    package javax.jmdns.impl.tasks.resolver;
3   
4    import java.io.IOException;
5    import java.util.Timer;
6    import java.util.logging.Level;
7    import java.util.logging.Logger;
8   
9    import javax.jmdns.impl.DNSOutgoing;
10    import javax.jmdns.impl.JmDNSImpl;
11    import javax.jmdns.impl.constants.DNSConstants;
12    import javax.jmdns.impl.tasks.DNSTask;
13   
14    /**
15    * This is the root class for all resolver tasks.
16    *
17    * @author Pierre Frisch
18    */
 
19    public abstract class DNSResolverTask extends DNSTask {
20    private static Logger logger = Logger.getLogger(DNSResolverTask.class.getName());
21   
22    /**
23    * Counts the number of queries being sent.
24    */
25    protected int _count = 0;
26   
27    /**
28    * @param jmDNSImpl
29    */
 
30  49 toggle public DNSResolverTask(JmDNSImpl jmDNSImpl) {
31  49 super(jmDNSImpl);
32    }
33   
34    /*
35    * (non-Javadoc)
36    * @see java.lang.Object#toString()
37    */
 
38  0 toggle @Override
39    public String toString() {
40  0 return super.toString() + " count: " + _count;
41    }
42   
43    /*
44    * (non-Javadoc)
45    * @see javax.jmdns.impl.tasks.DNSTask#start(java.util.Timer)
46    */
 
47  49 toggle @Override
48    public void start(Timer timer) {
49  49 if (!this.getDns().isCanceling() && !this.getDns().isCanceled()) {
50  49 timer.schedule(this, DNSConstants.QUERY_WAIT_INTERVAL, DNSConstants.QUERY_WAIT_INTERVAL);
51    }
52    }
53   
54    /*
55    * (non-Javadoc)
56    * @see java.util.TimerTask#run()
57    */
 
58  180 toggle @Override
59    public void run() {
60  180 try {
61  180 if (this.getDns().isCanceling() || this.getDns().isCanceled()) {
62  0 this.cancel();
63    } else {
64  180 if (_count++ < 3) {
65  135 if (logger.isLoggable(Level.FINER)) {
66  0 logger.finer(this.getName() + ".run() JmDNS " + this.description());
67    }
68  135 DNSOutgoing out = new DNSOutgoing(DNSConstants.FLAGS_QR_QUERY);
69  135 out = this.addQuestions(out);
70  135 if (this.getDns().isAnnounced()) {
71  87 out = this.addAnswers(out);
72    }
73  135 if (!out.isEmpty()) {
74  81 this.getDns().send(out);
75    }
76    } else {
77    // After three queries, we can quit.
78  45 this.cancel();
79    }
80    }
81    } catch (Throwable e) {
82  0 logger.log(Level.WARNING, this.getName() + ".run() exception ", e);
83  0 this.getDns().recover();
84    }
85    }
86   
87    /**
88    * Overridden by subclasses to add questions to the message.<br/>
89    * <b>Note:</b> Because of message size limitation the returned message may be different than the message parameter.
90    *
91    * @param out
92    * outgoing message
93    * @return the outgoing message.
94    * @exception IOException
95    */
96    protected abstract DNSOutgoing addQuestions(DNSOutgoing out) throws IOException;
97   
98    /**
99    * Overridden by subclasses to add questions to the message.<br/>
100    * <b>Note:</b> Because of message size limitation the returned message may be different than the message parameter.
101    *
102    * @param out
103    * outgoing message
104    * @return the outgoing message.
105    * @exception IOException
106    */
107    protected abstract DNSOutgoing addAnswers(DNSOutgoing out) throws IOException;
108   
109    /**
110    * Returns a description of the resolver for debugging
111    *
112    * @return resolver description
113    */
114    protected abstract String description();
115   
116    }
 
CloverReport generated by Clover Code Coverage v3.1.0
Thu Aug 25 2011 13:07:13 CEST.		   Clover: Open Source License registered to JmDNS.