Andrew Shvayka
9 years ago
134 changed files with 961 additions and 2032 deletions
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/** |
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* Copyright © 2016-2017 The Thingsboard Authors |
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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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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package org.thingsboard.server.common.data; |
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import java.util.List; |
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import java.util.UUID; |
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import java.util.stream.Collectors; |
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/** |
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* Created by ashvayka on 13.07.17. |
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*/ |
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public class UUIDConverter { |
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public static UUID fromString(String src) { |
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return UUID.fromString(src.substring(7, 15) + "-" + src.substring(3, 7) + "-1" |
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+ src.substring(0, 3) + "-" + src.substring(15, 19) + "-" + src.substring(19)); |
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} |
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public static String fromTimeUUID(UUID src) { |
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if (src.version() != 1) { |
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throw new IllegalArgumentException("Not a time UUID!"); |
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} |
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String str = src.toString(); |
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// 58e0a7d7-eebc-11d8-9669-0800200c9a66 => 1d8eebc58e0a7d796690800200c9a66. Note that [11d8] -> [1d8]
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return str.substring(15, 18) + str.substring(9, 13) + str.substring(0, 8) + str.substring(19, 23) + str.substring(24); |
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} |
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public static List<String> fromTimeUUIDs(List<UUID> uuids) { |
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if (uuids == null) { |
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return null; |
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} |
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return uuids.stream().map(UUIDConverter::fromTimeUUID).collect(Collectors.toList()); |
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} |
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} |
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@ -0,0 +1,76 @@ |
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/** |
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* Copyright © 2016-2017 The Thingsboard Authors |
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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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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package org.thingsboard.server.common.data; |
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import com.datastax.driver.core.utils.UUIDs; |
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import org.junit.Assert; |
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import org.junit.Test; |
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import org.junit.runner.RunWith; |
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import org.mockito.runners.MockitoJUnitRunner; |
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import java.util.Random; |
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import java.util.UUID; |
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/** |
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* Created by ashvayka on 14.07.17. |
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*/ |
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@RunWith(MockitoJUnitRunner.class) |
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public class UUIDConverterTest { |
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@Test |
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public void basicUuidToStringTest() { |
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UUID original = UUID.fromString("58e0a7d7-eebc-11d8-9669-0800200c9a66"); |
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String result = UUIDConverter.fromTimeUUID(original); |
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Assert.assertEquals("1d8eebc58e0a7d796690800200c9a66", result); |
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} |
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@Test |
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public void basicStringToUUIDTest() { |
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UUID result = UUIDConverter.fromString("1d8eebc58e0a7d796690800200c9a66"); |
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Assert.assertEquals(UUID.fromString("58e0a7d7-eebc-11d8-9669-0800200c9a66"), result); |
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} |
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@Test(expected = IllegalArgumentException.class) |
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public void nonV1UuidToStringTest() { |
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UUIDConverter.fromTimeUUID(UUID.fromString("58e0a7d7-eebc-01d8-9669-0800200c9a66")); |
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} |
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@Test |
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public void basicUuidComperisonTest() { |
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Random r = new Random(System.currentTimeMillis()); |
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for (int i = 0; i < 100000; i++) { |
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long ts = System.currentTimeMillis() + 1000 * 60 * 60 * 24 * 365 * 10; |
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long before = (long) (Math.random() * ts); |
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long after = (long) (Math.random() * ts); |
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if (before > after) { |
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long tmp = after; |
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after = before; |
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before = tmp; |
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} |
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String beforeStr = UUIDConverter.fromTimeUUID(UUIDs.startOf(before)); |
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String afterStr = UUIDConverter.fromTimeUUID(UUIDs.startOf(after)); |
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if (afterStr.compareTo(beforeStr) < 0) { |
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System.out.println("Before: " + before + " | " + beforeStr); |
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System.out.println("After: " + after + " | " + afterStr); |
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} |
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Assert.assertTrue(afterStr.compareTo(beforeStr) >= 0); |
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} |
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} |
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} |
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@ -0,0 +1,57 @@ |
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/** |
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* Copyright © 2016-2017 The Thingsboard Authors |
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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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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package org.thingsboard.server.dao.model; |
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import lombok.Data; |
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import org.thingsboard.server.common.data.UUIDConverter; |
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import javax.persistence.Column; |
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import javax.persistence.Id; |
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import javax.persistence.MappedSuperclass; |
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import java.util.UUID; |
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/** |
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* Created by ashvayka on 13.07.17. |
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*/ |
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@Data |
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@MappedSuperclass |
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public abstract class BaseSqlEntity<D> implements BaseEntity<D> { |
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@Id |
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@Column(name = ModelConstants.ID_PROPERTY) |
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protected String id; |
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@Override |
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public UUID getId() { |
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if (id == null) { |
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return null; |
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} |
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return UUIDConverter.fromString(id); |
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} |
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public void setId(UUID id) { |
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this.id = UUIDConverter.fromTimeUUID(id); |
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} |
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protected UUID toUUID(String src){ |
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return UUIDConverter.fromString(src); |
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} |
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protected String toString(UUID timeUUID){ |
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return UUIDConverter.fromTimeUUID(timeUUID); |
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} |
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} |
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