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/*
* Copyright (c) 2017 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.
*/
package io.fd.hc2vpp.docs.core;
import static java.lang.String.format;
import java.io.IOException;
import java.lang.reflect.Field;
import java.util.Arrays;
import org.opendaylight.yangtools.yang.common.QName;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class YangTypeLinkIndex {
private static final Logger LOG = LoggerFactory.getLogger(YangTypeLinkIndex.class);
private final ModelLinkIndex modelLinkIndex;
private final ModelTypeIndex modelTypeIndex;
public YangTypeLinkIndex(final String projectRoot) {
modelLinkIndex = new ModelLinkIndex(projectRoot);
try {
modelTypeIndex = new ModelTypeIndex();
} catch (IOException e) {
throw new IllegalStateException(e);
}
}
// to be able to skip augments without QNAME field
static boolean hasQname(final String classname) {
final Class<?> loadedClass;
try {
loadedClass = YangTypeLinkIndex.class.getClassLoader().loadClass(classname);
boolean
hasQname = Arrays.stream(loadedClass.getFields())
.anyMatch(field -> field.getName().equalsIgnoreCase("QNAME"));
if (!hasQname) {
LOG.warn("Class {} does not have a QNAME field", classname);
}
return hasQname;
} catch (ClassNotFoundException e) {
throw new IllegalStateException(format("Unable to load classname: %s", classname), e);
}
}
public String getLinkForType(final String classname) {
final Class<?> loadedClass;
final QName qname;
try {
loadedClass = this.getClass().getClassLoader().loadClass(classname);
final Field qnameField = loadedClass.getField("QNAME");
qname = QName.class.cast(qnameField.get(null));
} catch (ClassNotFoundException | IllegalAccessException | NoSuchFieldException e) {
throw new IllegalStateException(format("Unable to extract QNAME from %s", classname), e);
}
final String namespace = qname.getNamespace().toString();
final String formattedRevision = qname.getRevision().get().toString();
final String model = modelTypeIndex.namespaceToModule(namespace, formattedRevision);
return modelLinkIndex.linkForModel(model, formattedRevision);
}
}
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