Package org.opennms.netmgt.collectd

Class HttpCollector

java.lang.Object

org.opennms.netmgt.collection.api.AbstractServiceCollector

org.opennms.netmgt.collection.api.AbstractRemoteServiceCollector

org.opennms.netmgt.collectd.HttpCollector

All Implemented Interfaces:

ServiceCollector

public class HttpCollector
extends AbstractRemoteServiceCollector

Collect data via URI

Version:

$Id: $

Author:

David Hustace

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	HttpCollector.HttpCollectorException

Constructor Summary

Constructors

Constructor	Description
HttpCollector()

Method Summary

Modifier and Type	Method	Description
CollectionSet	collect(CollectionAgent agent, Map<String,Object> parameters)	Invokes a collection on the object.
RrdRepository	getRrdRepository(String collectionName)	Retrieve the RrdRepository configuration for the given collection.
Map<String,Object>	getRuntimeAttributes(CollectionAgent agent, Map<String,Object> parameters)	Invoked before every call to ServiceCollector.collect(CollectionAgent, Map) in order to retrieve state/runtime information required for perform the collection.
void	initialize()	Initialize the collector.

Methods inherited from class org.opennms.netmgt.collection.api.AbstractRemoteServiceCollector

getEffectiveLocation, marshalParameters, unmarshalParameters

Methods inherited from class org.opennms.netmgt.collection.api.AbstractServiceCollector

validateAgent

Methods inherited from class java.lang.Object

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

Constructor Detail

HttpCollector

public HttpCollector()

Method Detail

initialize

public void initialize()
                throws CollectionInitializationException

Initialize the collector. This call will be invoked in OpenNMS before any other calls to the collector are made. This function may be invoked several times during the lifetime or the collector.

Specified by:

initialize in interface ServiceCollector

Overrides:

initialize in class AbstractServiceCollector

Throws:

CollectionInitializationException

getRuntimeAttributes

public Map<String,Object> getRuntimeAttributes(CollectionAgent agent,
                                                     Map<String,Object> parameters)

Description copied from interface: ServiceCollector

Invoked before every call to ServiceCollector.collect(CollectionAgent, Map) in order to retrieve state/runtime information required for perform the collection. This call will always be performed in OpenNMS.

Specified by:

getRuntimeAttributes in interface ServiceCollector

Overrides:

getRuntimeAttributes in class AbstractServiceCollector

Parameters:

agent - Includes details about to the agent from which we wish to collect.

parameters - Includes the service parameters defined in collectd-configuration.xml.

Returns:

Additional attributes, which should be added to the parameter map before calling ServiceCollector.collect(CollectionAgent, Map).

collect

public CollectionSet collect(CollectionAgent agent,
                             Map<String,Object> parameters)

Invokes a collection on the object. This call will be performed in both OpenNMS and Minion.

Parameters:

agent - a CollectionAgent object.

parameters - a Map object.

Returns:

a CollectionSet object.

getRrdRepository

public RrdRepository getRrdRepository(String collectionName)

Retrieve the RrdRepository configuration for the given collection. This call will always be performed in OpenNMS.

Parameters:

collectionName - a String object.

Returns:

a RrdRepository object.