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/*
* Copyright (c) 2016 Cisco and/or its affiliates.
*
* 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.
*/
/*
* Modifications copyright (c) 2018 AT&T Intellectual Property
*/
package org.onap.vnf.health;
import io.fd.honeycomb.translate.read.ReadFailedException;
import io.fd.honeycomb.translate.write.WriteFailedException;
import java.util.Collections;
import java.util.List;
import javax.annotation.Nonnull;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.health.vnf.onap.plugin.rev160918.health.vnf.onap.plugin.params.HealthCheckBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.health.vnf.onap.plugin.rev160918.HealthVnfOnapPluginState;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.health.vnf.onap.plugin.rev160918.health.vnf.onap.plugin.params.HealthCheck;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Simple example of class handling Crud operations for plugin.
* <p/>
* No real handling, serves just as an illustration.
*
* TODO update javadoc
*/
final class ElementCrudService implements CrudService<HealthCheck> {
private static final Logger LOG = LoggerFactory.getLogger(ElementCrudService.class);
@Override
public void writeData(@Nonnull final InstanceIdentifier<HealthCheck> identifier, @Nonnull final HealthCheck data)
throws WriteFailedException {
if (data != null) {
// identifier.firstKeyOf(SomeClassUpperInHierarchy.class) can be used to identify
// relationships such as to which parent these data are related to
// Performs any logic needed for persisting such data
LOG.info("Writing path[{}] / data [{}]", identifier, data);
} else {
throw new WriteFailedException.CreateFailedException(identifier, data,
new NullPointerException("Provided data are null"));
}
}
@Override
public void deleteData(@Nonnull final InstanceIdentifier<HealthCheck> identifier, @Nonnull final HealthCheck data)
throws WriteFailedException {
if (data != null) {
// identifier.firstKeyOf(SomeClassUpperInHierarchy.class) can be used to identify
// relationships such as to which parent these data are related to
// Performs any logic needed for persisting such data
LOG.info("Removing path[{}] / data [{}]", identifier, data);
} else {
throw new WriteFailedException.DeleteFailedException(identifier,
new NullPointerException("Provided data are null"));
}
}
@Override
public void updateData(@Nonnull final InstanceIdentifier<HealthCheck> identifier, @Nonnull final HealthCheck dataOld,
@Nonnull final HealthCheck dataNew) throws WriteFailedException {
if (dataOld != null && dataNew != null) {
// identifier.firstKeyOf(SomeClassUpperInHierarchy.class) can be used to identify
// relationships such as to which parent these data are related to
// Performs any logic needed for persisting such data
LOG.info("Update path[{}] from [{}] to [{}]", identifier, dataOld, dataNew);
} else {
throw new WriteFailedException.DeleteFailedException(identifier,
new NullPointerException("Provided data are null"));
}
}
@Override
public HealthCheck readSpecific(@Nonnull final InstanceIdentifier<HealthCheck> identifier) throws ReadFailedException {
// Returns sample data
return new HealthCheckBuilder()
.setVnfName("scope represented")
.setState("sample status")
.setTime("01-01-1000:0000")
.build();
}
@Override
public List<HealthCheck> readAll() throws ReadFailedException {
// read all data under parent node,in this case {@link ModuleState}
return Collections.singletonList(
readSpecific(InstanceIdentifier.create(HealthVnfOnapPluginState.class).child(HealthCheck.class)));
}
}
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