/*
 * Licensed to the Technische Universität Darmstadt under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The Technische Universität Darmstadt 
 * licenses this file to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.
 *  
 * 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 de.tudarmstadt.ukp.inception.kb.config;

import java.time.Duration;

public interface KnowledgeBaseProperties
{
    int getDefaultMaxResults();

    int getHardMaxResults();

    /**
     * @return the cache size in terms of KB items that are being cached. A single query may return
     *         a large number of such items.
     */
    long getCacheSize();

    /**
     * @return the time before KB items are dropped from the cache if they have not been accessed
     *         (in minutes).
     */
    Duration getCacheExpireDelay();

    /**
     * @return the time before KB items are asynchronously refreshed (in minutes).
     */
    Duration getCacheRefreshDelay();

    /**
     * @return whether do delete orphaned knowledge bases during startup.
     */
    boolean isRemoveOrphansOnStart();

    Duration getRenderCacheRefreshDelay();

    Duration getRenderCacheExpireDelay();

    long getRenderCacheSize();
}
