org.onosproject.yang.runtime.impl.DefaultYangRuntimeHandler Maven / Gradle / Ivy
/*
* Copyright 2017-present Open Networking Foundation
*
* 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 org.onosproject.yang.runtime.impl;
import org.onosproject.yang.model.SchemaContext;
import org.onosproject.yang.runtime.CompositeData;
import org.onosproject.yang.runtime.CompositeStream;
import org.onosproject.yang.runtime.DefaultYangSerializerContext;
import org.onosproject.yang.runtime.RuntimeContext;
import org.onosproject.yang.runtime.YangRuntimeException;
import org.onosproject.yang.runtime.YangRuntimeService;
import org.onosproject.yang.runtime.YangSerializer;
import org.onosproject.yang.runtime.YangSerializerContext;
import org.onosproject.yang.runtime.YangSerializerRegistry;
import org.slf4j.Logger;
import static org.slf4j.LoggerFactory.getLogger;
/**
* Represents YANG runtime codec service implementation.
*/
public class DefaultYangRuntimeHandler implements YangRuntimeService {
private static final Logger log = getLogger(DefaultYangModelRegistry.class);
private static final String DF = "Data format ";
private static final String NR = " is not registered.";
private YangSerializerRegistry registry;
private SchemaContext rootContext;
/**
* Creates a new YANG runtime manager.
*
* @param r serializer registry
* @param c root's schema context
*/
public DefaultYangRuntimeHandler(YangSerializerRegistry r,
SchemaContext c) {
registry = r;
rootContext = c;
}
@Override
public CompositeData decode(CompositeStream external, RuntimeContext c) {
YangSerializer ys = getRegisteredSerializer(c.getDataFormat());
YangSerializerContext sc =
new DefaultYangSerializerContext(rootContext,
c.getProtocolAnnotations());
return ys.decode(external, sc);
}
@Override
public CompositeStream encode(CompositeData internal, RuntimeContext c) {
YangSerializer ys = getRegisteredSerializer(c.getDataFormat());
YangSerializerContext sc =
new DefaultYangSerializerContext(rootContext,
c.getProtocolAnnotations());
return ys.encode(internal, sc);
}
/**
* Returns serializer for a given data format.
*
* @param df data format
* @return YANG serializer
*/
private YangSerializer getRegisteredSerializer(String df) {
YangSerializer s =
((DefaultYangSerializerRegistry) registry).getSerializer(df);
if (s == null) {
log.info(DF + " {} " + NR, df);
throw new YangRuntimeException(DF + df + NR);
}
return s;
}
}