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/*
* Copyright (c) 2019 PANTHEON.tech.
*
* 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 io.fd.hc2vpp.policer.write;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
import io.fd.hc2vpp.common.translate.util.NamingContext;
import io.fd.honeycomb.translate.write.DataValidationFailedException;
import io.fd.honeycomb.translate.write.Validator;
import io.fd.honeycomb.translate.write.WriteContext;
import javax.annotation.Nonnull;
import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.policer.rev170315.MeterActionDrop;
import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.policer.rev170315.MeterActionMarkDscp;
import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.policer.rev170315.MeterActionParams;
import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.policer.rev170315.MeterActionTransmit;
import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.policer.rev170315.MeterActionType;
import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.policer.rev170315.policers.Policer;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
public class PolicerValidator implements Validator<Policer> {
public PolicerValidator(final NamingContext policerContext) {
checkNotNull(policerContext, "policerContext should not be null");
}
@Override
public void validateWrite(@Nonnull final InstanceIdentifier<Policer> id,
@Nonnull final Policer policer,
@Nonnull final WriteContext writeContext)
throws DataValidationFailedException.CreateValidationFailedException {
try {
validatePolicer(policer);
} catch (RuntimeException e) {
throw new DataValidationFailedException.CreateValidationFailedException(id, policer, e);
}
}
@Override
public void validateDelete(@Nonnull final InstanceIdentifier<Policer> id,
@Nonnull final Policer policer,
@Nonnull final WriteContext writeContext)
throws DataValidationFailedException.DeleteValidationFailedException {
try {
validatePolicer(policer);
} catch (RuntimeException e) {
throw new DataValidationFailedException.DeleteValidationFailedException(id, e);
}
}
private void validatePolicer(final Policer policer) {
checkAction(policer.getConformAction());
checkAction(policer.getExceedAction());
checkAction(policer.getViolateAction());
}
private void checkAction(MeterActionParams action) {
if (action != null) {
Class<? extends MeterActionType> actionType = action.getMeterActionType();
checkActionType(actionType);
if (action.getDscp() != null) {
checkDscp(actionType);
}
}
}
private void checkDscp(final Class<? extends MeterActionType> actionType) {
checkArgument(MeterActionMarkDscp.class == actionType,
"dcsp is supported only for meter-action-mark-dscp, but %s defined", actionType);
}
private void checkActionType(Class<? extends MeterActionType> type) {
checkArgument(
type == MeterActionDrop.class || type == MeterActionTransmit.class || type == MeterActionMarkDscp.class,
"Unsupported meter action type %s", type);
}
}
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