org.apache.camel.component.dns
Class DnsComponent

java.lang.Object
  org.apache.camel.impl.ServiceSupport
      org.apache.camel.impl.DefaultComponent
          org.apache.camel.component.dns.DnsComponent

All Implemented Interfaces:

CamelContextAware, Component, Service, ShutdownableService

public class DnsComponent
extends DefaultComponent

The DNS components creates endpoints of the form:
dns:///...
At this point, the DNS component works with these operations:

dns:///ip

This will return the IP address associated with the domain passed in the header dns.domain.

dns:///lookup This endpoint accepts three parameters.

• dns.name: the lookup name. Usually the domain. Mandatory.
• dns.type: the type of the lookup. Should match the values of org.xbill.dns.Type. Optional.
• dns.class: the DNS class of the lookup. Should match the values of org.xbill.dns.DClass. Optional.

dns:///dig This endpoint takes a few parameters, most of them optional :

• dns.server: the server in particular for the query. If none is given, the default one specified by the OS will be used.
• dns.query: the query itself. Mandatory.
• dns.type: the type of the lookup. Should match the values of org.xbill.dns.Type. Optional.
• dns.class: the DNS class of the lookup. Should match the values of org.xbill.dns.DClass. Optional.

dns:///wikipedia This endpoint takes one paramter :

• term: the search term on wikipedia

Constructor Summary

DnsComponent()

Method Summary

protected Endpoint

createEndpoint(String uri, String remaining, Map<String,Object> parameters) A factory method allowing derived components to create a new endpoint from the given URI, remaining path and optional parameters

Methods inherited from class org.apache.camel.impl.DefaultComponent

afterConfiguration, createEndpoint, doStart, doStop, getAndRemoveParameter, getAndRemoveParameter, getCamelContext, ifStartsWithReturnRemainder, resolveAndRemoveReferenceListParameter, resolveAndRemoveReferenceListParameter, resolveAndRemoveReferenceParameter, resolveAndRemoveReferenceParameter, setCamelContext, setProperties, useIntrospectionOnEndpoint, validateParameters, validateURI

Methods inherited from class org.apache.camel.impl.ServiceSupport

addChildService, doResume, doShutdown, doSuspend, getStatus, getVersion, isRunAllowed, isStarted, isStarting, isStopped, isStopping, isSuspended, isSuspending, removeChildService, resume, shutdown, start, start, stop, suspend

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DnsComponent

public DnsComponent()

Method Detail

createEndpoint

protected Endpoint createEndpoint(String uri,
                                  String remaining,
                                  Map<String,Object> parameters)
                           throws Exception

Description copied from class: DefaultComponent

A factory method allowing derived components to create a new endpoint from the given URI, remaining path and optional parameters

Specified by:

createEndpoint in class DefaultComponent

Parameters:

uri - the full URI of the endpoint

remaining - the remaining part of the URI without the query parameters or component prefix

parameters - the optional parameters passed in

Returns:

a newly created endpoint or null if the endpoint cannot be created based on the inputs

Throws:

Exception