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5f5c0937d1
* Rename web to wherehows-api and update README. * Rename backend-service to wherehows-backend * Rename metadata-etl to wherehows-etl * Rename hadoop-dataset-extractor-standalone to wherehows-hadoop
56 lines
1.8 KiB
Java
56 lines
1.8 KiB
Java
/**
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* Copyright 2015 LinkedIn Corp. All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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*/
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package models.daos;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import com.fasterxml.jackson.databind.node.ObjectNode;
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import org.apache.commons.lang3.StringUtils;
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import play.libs.Json;
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import utils.JdbcUtil;
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/**
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* Created by nvemuri on 6/29/16.
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* Modified by nvemuri on 6/29/16.
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*/
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public class UserDao {
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private final static String GET_USERS_WATCHED_DATASET =
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"SELECT u.username AS username FROM users u JOIN watch w ON " +
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"u.id = w.user_id JOIN dict_dataset d ON w.item_id = d.id " +
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"WHERE d.name = :name AND w.item_type = 'dataset' ";
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public static ObjectNode getWatchers(String datasetName) {
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List<String> watchUsers = new ArrayList<String>();
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if (StringUtils.isNotBlank(datasetName)) {
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Map<String, Object> params = new HashMap<>();
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params.put("name", datasetName);
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List<Map<String, Object>> rows = null;
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rows = JdbcUtil.wherehowsNamedJdbcTemplate.queryForList(GET_USERS_WATCHED_DATASET, params);
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for (Map row : rows) {
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String userName = (String) row.get("username");
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watchUsers.add(userName);
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}
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}
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ObjectNode result = Json.newObject();
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result.put("count", watchUsers.size());
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result.set("users", Json.toJson(watchUsers));
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return result;
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}
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}
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