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https://github.com/tiennm99/java-design-patterns.git
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Shivanagouda Agasimani
b2eb312b5e
* Emdedded value design pattern * Adding suggested changes * Adding module in parent POM * Fixed checkstyle errors
70 lines
2.7 KiB
Java
70 lines
2.7 KiB
Java
/*
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* This project is licensed under the MIT license. Module model-view-viewmodel is using ZK framework licensed under LGPL (see lgpl-3.0.txt).
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*
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* The MIT License
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* Copyright © 2014-2022 Ilkka Seppälä
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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
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* all 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
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* THE SOFTWARE.
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*/
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package com.iluwatar.embedded.value;
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import java.sql.SQLException;
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import java.util.stream.Stream;
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/*
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* Abstract class which contains the required SQL queries and basic methods declaration.
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*
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* The main thing to consider is that the ShippingAddress object doesn't have it's own class
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* but it's values are stored into the Orders table as city, state, pincode
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*
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*/
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interface DataSourceInterface {
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final String JDBC_URL = "jdbc:h2:mem:Embedded-Value";
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final String CREATE_SCHEMA = "CREATE TABLE Orders (Id INT AUTO_INCREMENT, item VARCHAR(50) NOT NULL, orderedBy VARCHAR(50)"
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+ ", city VARCHAR(50), state VARCHAR(50), pincode CHAR(6) NOT NULL, PRIMARY KEY(Id))";
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final String GET_SCHEMA = "SHOW COLUMNS FROM Orders";
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final String INSERT_ORDER = "INSERT INTO Orders (item, orderedBy, city, state, pincode) VALUES(?, ?, ?, ?, ?)";
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final String QUERY_ORDERS = "SELECT * FROM Orders";
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final String QUERY_ORDER = QUERY_ORDERS + " WHERE Id = ?";
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final String REMOVE_ORDER = "DELETE FROM Orders WHERE Id = ?";
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final String DELETE_SCHEMA = "DROP TABLE Orders";
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boolean createSchema() throws SQLException;
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String getSchema() throws SQLException;
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boolean insertOrder(Order order) throws SQLException;
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Stream<Order> queryOrders() throws SQLException;
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Order queryOrder(int id) throws SQLException;
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void removeOrder(int id) throws Exception;
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boolean deleteSchema() throws Exception;
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}
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