58 lines
2.1 KiB
Java
58 lines
2.1 KiB
Java
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2014-2017 Gopinath Langote
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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package com.iluwatar.partialresponse;
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import java.util.Map;
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/**
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* The resource class which serves video information.
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* This class act as server in the demo. Which has all video details.
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*/
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public class VideoResource {
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private FieldJsonMapper fieldJsonMapper;
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private Map<Integer, Video> videos;
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/**
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* @param fieldJsonMapper map object to json.
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* @param videos initialize resource with existing videos. Act as database.
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*/
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public VideoResource(FieldJsonMapper fieldJsonMapper, Map<Integer, Video> videos) {
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this.fieldJsonMapper = fieldJsonMapper;
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this.videos = videos;
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}
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/**
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* @param id video id
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* @param fields fields to get information about
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* @return full response if no fields specified else partial response for given field.
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*/
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public String getDetails(Integer id, String... fields) throws Exception {
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if (fields.length == 0) {
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return videos.get(id).toString();
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}
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return fieldJsonMapper.toJson(videos.get(id), fields);
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}
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}
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