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Huawei Cloud Open API SDK for Java
/*******************************************************************************
* Copyright 2016 ContainX and OpenStack4j
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*******************************************************************************/
package com.huawei.openstack4j.openstack.telemetry.internal;
import java.util.List;
import com.huawei.openstack4j.api.telemetry.EventService;
import com.huawei.openstack4j.model.telemetry.Event;
import com.huawei.openstack4j.model.telemetry.EventCriteria;
import com.huawei.openstack4j.model.telemetry.Trait;
import com.huawei.openstack4j.model.telemetry.TraitDescription;
import com.huawei.openstack4j.openstack.telemetry.domain.CeilometerEvent;
import com.huawei.openstack4j.openstack.telemetry.domain.CeilometerTrait;
import com.huawei.openstack4j.openstack.telemetry.domain.CeilometerTraitDescription;
import static com.google.common.base.Preconditions.checkNotNull;
/**
* OpenStack (Ceilometer) Event based Operations
*
* @author Miroslav Lacina
*/
public class EventServiceImpl extends BaseTelemetryServices implements EventService {
private static final String FIELD = "q.field";
private static final String OPER = "q.op";
private static final String VALUE = "q.value";
private static final String LIMIT = "limit";
/**
* {@inheritDoc}
*/
@Override
public List list(EventCriteria eventCriteria) {
Invocation invocation = get(CeilometerEvent[].class, uri("/events"));
if (eventCriteria != null && !eventCriteria.getCriteriaParams().isEmpty()) {
for (EventCriteria.NameOpValue c : eventCriteria.getCriteriaParams()) {
invocation.param(FIELD, c.getField());
invocation.param(OPER, c.getOperator().getQueryValue());
invocation.param(VALUE, c.getValue());
}
}
CeilometerEvent[] events = invocation.execute();
return wrapList(events);
}
/**
* {@inheritDoc}
*/
@Override
public List list(EventCriteria eventCriteria, int limit) {
Invocation invocation = get(CeilometerEvent[].class, uri("/events"));
if (eventCriteria != null && !eventCriteria.getCriteriaParams().isEmpty()) {
for (EventCriteria.NameOpValue c : eventCriteria.getCriteriaParams()) {
invocation.param(FIELD, c.getField());
invocation.param(OPER, c.getOperator().getQueryValue());
invocation.param(VALUE, c.getValue());
}
}
invocation.param(LIMIT, limit);
CeilometerEvent[] events = invocation.execute();
return wrapList(events);
}
/**
* {@inheritDoc}
*/
@Override
public Event get(String messageId) {
checkNotNull(messageId);
return get(CeilometerEvent.class, uri("/events/%s", messageId)).execute();
}
/**
* {@inheritDoc}
*/
@Override
public List listEventTypes() {
String[] eventTypes = get(String[].class, uri("/event_types")).execute();
return wrapList(eventTypes);
}
/**
* {@inheritDoc}
*/
@Override
public List listTraitDescriptions(String eventType) {
checkNotNull(eventType);
CeilometerTraitDescription[] traitDescriptions = get(CeilometerTraitDescription[].class, uri("/event_types/%s/traits", eventType)).execute();
return wrapList(traitDescriptions);
}
/**
* {@inheritDoc}
*/
@Override
public List listTraits(String eventType, String traitName) {
checkNotNull(eventType);
checkNotNull(traitName);
CeilometerTrait[] traits = get(CeilometerTrait[].class, uri("/event_types/%s/traits/%s", eventType, traitName)).execute();
return wrapList(traits);
}
}