001/*
002 * Copyright 2020 Global Biodiversity Information Facility (GBIF)
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.gbif.api.util.iterables;
017
018import org.gbif.api.model.common.paging.PagingRequest;
019import org.gbif.api.model.common.paging.PagingResponse;
020import org.gbif.api.model.registry.Dataset;
021import org.gbif.api.service.registry.NetworkService;
022import org.gbif.api.vocabulary.DatasetType;
023
024import java.util.UUID;
025
026import javax.annotation.Nullable;
027
028/**
029 * Iterates over all datasets belonging to a given network.
030 */
031public class NetworkPager extends DatasetBasePager {
032
033    private final NetworkService service;
034    private final UUID key;
035
036    public NetworkPager(NetworkService service, UUID key, @Nullable DatasetType type, int pageSize) {
037        super(type, pageSize);
038        this.service = service;
039        this.key = key;
040    }
041
042    @Override
043    public PagingResponse<Dataset> nextPage(PagingRequest page) {
044        return service.listConstituents(key, page);
045    }
046
047}