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/*-
* ============LICENSE_START=======================================================
* ONAP : APPC
* ================================================================================
* Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Copyright (C) 2017 Amdocs
* =============================================================================
* 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.appc.rankingframework;
import org.onap.appc.rankingframework.impl.DefaultRankedAttributesTreeFactory;
public interface AbstractRankedAttributesResolverFactory {
class ReferenceHolder {
private static final RankedAttributesResolverFactory INSTANCE = new DefaultRankedAttributesTreeFactory();
private ReferenceHolder() {}
}
static RankedAttributesResolverFactory getInstance() {
return ReferenceHolder.INSTANCE;
}
}
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