001package ca.uhn.fhir.rest.server;
002
003/*
004 * #%L
005 * HAPI FHIR - Server Framework
006 * %%
007 * Copyright (C) 2014 - 2019 University Health Network
008 * %%
009 * Licensed under the Apache License, Version 2.0 (the "License");
010 * you may not use this file except in compliance with the License.
011 * You may obtain a copy of the License at
012 *
013 *      http://www.apache.org/licenses/LICENSE-2.0
014 *
015 * Unless required by applicable law or agreed to in writing, software
016 * distributed under the License is distributed on an "AS IS" BASIS,
017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
018 * See the License for the specific language governing permissions and
019 * limitations under the License.
020 * #L%
021 */
022
023import org.apache.commons.lang3.Validate;
024
025public abstract class BasePagingProvider implements IPagingProvider {
026
027        public static final int DEFAULT_DEFAULT_PAGE_SIZE = 10;
028        public static final int DEFAULT_MAX_PAGE_SIZE = 50;
029
030        private int myDefaultPageSize = DEFAULT_DEFAULT_PAGE_SIZE;
031        private int myMaximumPageSize = DEFAULT_MAX_PAGE_SIZE;
032
033        public BasePagingProvider() {
034                super();
035        }
036
037        @Override
038        public int getDefaultPageSize() {
039                return myDefaultPageSize;
040        }
041
042        @Override
043        public int getMaximumPageSize() {
044                return myMaximumPageSize;
045        }
046
047        public BasePagingProvider setDefaultPageSize(int theDefaultPageSize) {
048                Validate.isTrue(theDefaultPageSize > 0, "size must be greater than 0");
049                myDefaultPageSize = theDefaultPageSize;
050                return this;
051        }
052
053        public BasePagingProvider setMaximumPageSize(int theMaximumPageSize) {
054                Validate.isTrue(theMaximumPageSize > 0, "size must be greater than 0");
055                myMaximumPageSize = theMaximumPageSize;
056                return this;
057        }
058
059}