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/*
* ============LICENSE_START=======================================================
* Actn Interface Tools
* ================================================================================
* Copyright (C) 2023 Huawei Canada Limited.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.integration.actninterfacetools.globalapp;
import org.onap.integration.actninterfacetools.globalapp.impl.GlobalServiceUtil;
import org.onosproject.yang.model.YangModel;
import org.onosproject.yang.model.YangModuleId;
import org.onosproject.yang.runtime.AppModuleInfo;
import org.onosproject.yang.runtime.DefaultModelRegistrationParam;
import org.onosproject.yang.runtime.ModelRegistrationParam;
import org.onosproject.yang.runtime.ModelRegistrationParam.Builder;
import org.onosproject.yang.runtime.YangModelRegistry;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.net.URISyntaxException;
import java.util.Map;
/**
* Abstract base for self-registering YANG models.
*/
public abstract class AbstractYangModelRegistrator {
private final Logger log = LoggerFactory.getLogger(getClass());
private final Class<?> loaderClass;
private Map<YangModuleId, AppModuleInfo> appInfo;
protected YangModel model;
private ModelRegistrationParam registrationParam;
protected YangModelRegistry modelRegistry = GlobalServiceUtil.getNewGlobalService();
protected YangClassLoaderRegistry sourceResolver = GlobalServiceUtil.getNewGlobalService();
/**
* Creates a model registrator primed with the class-loader of the specified
* class.
*
* @param loaderClass class whose class loader is to be used for locating
* schema data
*/
protected AbstractYangModelRegistrator(Class<?> loaderClass) {
this.loaderClass = loaderClass;
}
/**
* Creates a model registrator primed with the class-loader of the specified
* class and application info.
*
* @param loaderClass class whose class loader is to be used for locating
* schema data
* @param appInfo application information
*/
protected AbstractYangModelRegistrator(Class<?> loaderClass,
Map<YangModuleId, AppModuleInfo> appInfo) {
this.loaderClass = loaderClass;
this.appInfo = appInfo;
}
public void activate() throws URISyntaxException {
model = YangManagerUtils.getYangModel(loaderClass);
ModelRegistrationParam.Builder b =
DefaultModelRegistrationParam.builder().setYangModel(model);
registrationParam = getAppInfo(b).setYangModel(model).build();
sourceResolver.registerClassLoader(model.getYangModelId(), loaderClass.getClassLoader());
modelRegistry.registerModel(registrationParam);
log.info("Yang Model Registration Finished");
}
protected ModelRegistrationParam.Builder getAppInfo(Builder b) {
if (appInfo != null) {
appInfo.entrySet().stream().filter(
entry -> model.getYangModule(entry.getKey()) != null).forEach(
entry -> b.addAppModuleInfo(entry.getKey(), entry.getValue()));
}
return b;
}
protected void deactivate() {
modelRegistry.unregisterModel(registrationParam);
sourceResolver.unregisterClassLoader(model.getYangModelId());
log.info("Stopped");
}
}
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