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/*
* Copyright 2015 Open Networking Laboratory
*
* 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.net.config.basics;
import org.onosproject.net.config.Config;
/**
* Base abstraction for configuring feature on subject.
*
* @param <S> Subject type
*/
public abstract class BasicFeatureConfig<S> extends Config<S> {
private static final String ENABLED = "enabled";
private final boolean defaultValue;
protected BasicFeatureConfig(boolean defaultValue) {
this.defaultValue = defaultValue;
}
/**
* Indicates whether the feature for the subject is enabled.
*
* @return true if feature is enabled
*/
public boolean enabled() {
return get(ENABLED, defaultValue);
}
/**
* Specifies whether the feature for the subject is to be enabled.
*
* @param enabled true to enable; false to disable; null to clear
* @return self
*/
public BasicFeatureConfig<S> enabled(Boolean enabled) {
return (BasicFeatureConfig<S>) setOrClear(ENABLED, enabled);
}
}
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