Examples with DNSOutgoing javax.jmdns.impl.DNSOutgoing used on opensource projects

Example 6 with DNSOutgoing

use of javax.jmdns.impl.DNSOutgoing in project JAirPort by froks.

the class Prober method buildOutgoingForInfo.

/*
     * (non-Javadoc)
     * @see javax.jmdns.impl.tasks.state.DNSStateTask#buildOutgoingForInfo(javax.jmdns.impl.ServiceInfoImpl, javax.jmdns.impl.DNSOutgoing)
     */
@Override
protected DNSOutgoing buildOutgoingForInfo(ServiceInfoImpl info, DNSOutgoing out) throws IOException {
    DNSOutgoing newOut = out;
    newOut = this.addQuestion(newOut, DNSQuestion.newQuestion(info.getQualifiedName(), DNSRecordType.TYPE_ANY, DNSRecordClass.CLASS_IN, DNSRecordClass.NOT_UNIQUE));
    // the "unique" flag should be not set here because these answers haven't been proven unique yet this means the record will not exactly match the announcement record
    newOut = this.addAuthoritativeAnswer(newOut, new DNSRecord.Service(info.getQualifiedName(), DNSRecordClass.CLASS_IN, DNSRecordClass.NOT_UNIQUE, this.getTTL(), info.getPriority(), info.getWeight(), info.getPort(), this.getDns().getLocalHost().getName()));
    if (info.getTextBytes().length > 0) {
        newOut = this.addAuthoritativeAnswer(newOut, new DNSRecord.Text(info.getQualifiedName(), DNSRecordClass.CLASS_IN, false, defaultTTL(), ServiceInfoImpl.textBytesToValidTextBytes(info.getTextBytes())));
    }
    return newOut;
}

Example 7 with DNSOutgoing

use of javax.jmdns.impl.DNSOutgoing in project JAirPort by froks.

the class DNSResolverTask method run.

/*
     * (non-Javadoc)
     * @see java.util.TimerTask#run()
     */
@Override
public void run() {
    try {
        if (this.getDns().isCanceling() || this.getDns().isCanceled()) {
            this.cancel();
        } else {
            if (_count++ < 3) {
                if (logger.isLoggable(Level.FINER)) {
                    logger.finer(this.getName() + ".run() JmDNS " + this.description());
                }
                DNSOutgoing out = new DNSOutgoing(DNSConstants.FLAGS_QR_QUERY);
                out = this.addQuestions(out);
                if (this.getDns().isAnnounced()) {
                    out = this.addAnswers(out);
                }
                if (!out.isEmpty()) {
                    this.getDns().send(out);
                }
            } else {
                // After three queries, we can quit.
                this.cancel();
            }
        }
    } catch (Throwable e) {
        logger.log(Level.WARNING, this.getName() + ".run() exception ", e);
        this.getDns().recover();
    }
}

Example 8 with DNSOutgoing

use of javax.jmdns.impl.DNSOutgoing in project JAirPort by froks.

the class ServiceResolver method addQuestions.

/*
     * (non-Javadoc)
     * @see javax.jmdns.impl.tasks.Resolver#addQuestions(javax.jmdns.impl.DNSOutgoing)
     */
@Override
protected DNSOutgoing addQuestions(DNSOutgoing out) throws IOException {
    DNSOutgoing newOut = out;
    newOut = this.addQuestion(newOut, DNSQuestion.newQuestion(_type, DNSRecordType.TYPE_PTR, DNSRecordClass.CLASS_IN, DNSRecordClass.NOT_UNIQUE));
    // newOut = this.addQuestion(newOut, DNSQuestion.newQuestion(_type, DNSRecordType.TYPE_SRV, DNSRecordClass.CLASS_IN, DNSRecordClass.NOT_UNIQUE));
    return newOut;
}

Example 9 with DNSOutgoing

use of javax.jmdns.impl.DNSOutgoing in project JAirPort by froks.

the class TypeResolver method addAnswers.

/*
     * (non-Javadoc)
     * @see javax.jmdns.impl.tasks.Resolver#addAnswers(javax.jmdns.impl.DNSOutgoing)
     */
@Override
protected DNSOutgoing addAnswers(DNSOutgoing out) throws IOException {
    DNSOutgoing newOut = out;
    long now = System.currentTimeMillis();
    for (String type : this.getDns().getServiceTypes().keySet()) {
        ServiceTypeEntry typeEntry = this.getDns().getServiceTypes().get(type);
        newOut = this.addAnswer(newOut, new DNSRecord.Pointer("_services._dns-sd._udp.local.", DNSRecordClass.CLASS_IN, DNSRecordClass.NOT_UNIQUE, DNSConstants.DNS_TTL, typeEntry.getType()), now);
    }
    return newOut;
}

Example 10 with DNSOutgoing

use of javax.jmdns.impl.DNSOutgoing in project JAirPort by froks.

the class DNSStateTask method run.

@Override
public void run() {
    DNSOutgoing out = this.createOugoing();
    try {
        if (!this.checkRunCondition()) {
            this.cancel();
            return;
        }
        List<DNSStatefulObject> stateObjects = new ArrayList<DNSStatefulObject>();
        // send probes for JmDNS itself
        synchronized (this.getDns()) {
            if (this.getDns().isAssociatedWithTask(this, this.getTaskState())) {
                logger1.finer(this.getName() + ".run() JmDNS " + this.getTaskDescription() + " " + this.getDns().getName());
                stateObjects.add(this.getDns());
                out = this.buildOutgoingForDNS(out);
            }
        }
        // send probes for services
        for (ServiceInfo serviceInfo : this.getDns().getServices().values()) {
            ServiceInfoImpl info = (ServiceInfoImpl) serviceInfo;
            synchronized (info) {
                if (info.isAssociatedWithTask(this, this.getTaskState())) {
                    logger1.fine(this.getName() + ".run() JmDNS " + this.getTaskDescription() + " " + info.getQualifiedName());
                    stateObjects.add(info);
                    out = this.buildOutgoingForInfo(info, out);
                }
            }
        }
        if (!out.isEmpty()) {
            logger1.finer(this.getName() + ".run() JmDNS " + this.getTaskDescription() + " #" + this.getTaskState());
            this.getDns().send(out);
            // Advance the state of objects.
            this.advanceObjectsState(stateObjects);
        } else {
            // Advance the state of objects.
            this.advanceObjectsState(stateObjects);
            // If we have nothing to send, another timer taskState ahead of us has done the job for us. We can cancel.
            cancel();
            return;
        }
    } catch (Throwable e) {
        logger1.log(Level.WARNING, this.getName() + ".run() exception ", e);
        this.recoverTask(e);
    }
    this.advanceTask();
}