Package javax.jmdns.impl.tasks.resolver
Class DNSResolverTask
- java.lang.Object
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- java.util.TimerTask
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- javax.jmdns.impl.tasks.DNSTask
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- javax.jmdns.impl.tasks.resolver.DNSResolverTask
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- All Implemented Interfaces:
java.lang.Runnable
- Direct Known Subclasses:
ServiceInfoResolver
,ServiceResolver
,TypeResolver
public abstract class DNSResolverTask extends DNSTask
This is the root class for all resolver tasks.
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Constructor Summary
Constructors Constructor Description DNSResolverTask(JmDNSImpl jmDNSImpl)
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Method Summary
All Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description protected abstract DNSOutgoing
addAnswers(DNSOutgoing out)
Overridden by subclasses to add questions to the message.
Note: Because of message size limitation the returned message may be different than the message parameter.protected abstract DNSOutgoing
addQuestions(DNSOutgoing out)
Overridden by subclasses to add questions to the message.
Note: Because of message size limitation the returned message may be different than the message parameter.protected abstract java.lang.String
description()
Returns a description of the resolver for debuggingvoid
run()
void
start(java.util.Timer timer)
Start this task.java.lang.String
toString()
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Methods inherited from class javax.jmdns.impl.tasks.DNSTask
addAdditionalAnswer, addAnswer, addAnswer, addAuthoritativeAnswer, addQuestion, getDns, getName
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Constructor Detail
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DNSResolverTask
public DNSResolverTask(JmDNSImpl jmDNSImpl)
- Parameters:
jmDNSImpl
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Method Detail
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start
public void start(java.util.Timer timer)
Description copied from class:DNSTask
Start this task.
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run
public void run()
- Specified by:
run
in interfacejava.lang.Runnable
- Specified by:
run
in classjava.util.TimerTask
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addQuestions
protected abstract DNSOutgoing addQuestions(DNSOutgoing out) throws java.io.IOException
Overridden by subclasses to add questions to the message.
Note: Because of message size limitation the returned message may be different than the message parameter.- Parameters:
out
- outgoing message- Returns:
- the outgoing message.
- Throws:
java.io.IOException
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addAnswers
protected abstract DNSOutgoing addAnswers(DNSOutgoing out) throws java.io.IOException
Overridden by subclasses to add questions to the message.
Note: Because of message size limitation the returned message may be different than the message parameter.- Parameters:
out
- outgoing message- Returns:
- the outgoing message.
- Throws:
java.io.IOException
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description
protected abstract java.lang.String description()
Returns a description of the resolver for debugging- Returns:
- resolver description
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