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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  package org.apache.shardingsphere.data.pipeline.core.job.progress.yaml.swapper;
19  
20  import org.apache.shardingsphere.data.pipeline.core.job.progress.JobItemIncrementalTasksProgress;
21  import org.apache.shardingsphere.data.pipeline.core.job.progress.yaml.config.YamlJobItemIncrementalTasksProgress;
22  import org.apache.shardingsphere.data.pipeline.core.task.progress.IncrementalTaskProgress;
23  import org.apache.shardingsphere.data.pipeline.core.ingest.position.DialectIngestPositionManager;
24  import org.apache.shardingsphere.infra.database.core.type.DatabaseType;
25  import org.apache.shardingsphere.infra.database.core.spi.DatabaseTypedSPILoader;
26  import org.apache.shardingsphere.infra.spi.type.typed.TypedSPILoader;
27  
28  /**
29   * YAML job item incremental tasks progress swapper.
30   */
31  public final class YamlJobItemIncrementalTasksProgressSwapper {
32      
33      /**
34       * Swap to YAML.
35       *
36       * @param progress progress
37       * @return YAML progress
38       */
39      public YamlJobItemIncrementalTasksProgress swapToYaml(final JobItemIncrementalTasksProgress progress) {
40          if (null == progress) {
41              return new YamlJobItemIncrementalTasksProgress();
42          }
43          IncrementalTaskProgress incrementalTaskProgress = progress.getIncrementalTaskProgress();
44          if (null == incrementalTaskProgress) {
45              return new YamlJobItemIncrementalTasksProgress();
46          }
47          YamlJobItemIncrementalTasksProgress result = new YamlJobItemIncrementalTasksProgress();
48          result.setPosition(progress.getIncrementalTaskProgress().getPosition().toString());
49          result.setDelay(progress.getIncrementalTaskProgress().getIncrementalTaskDelay());
50          return result;
51      }
52      
53      /**
54       * Swap to object.
55       *
56       * @param databaseType database type
57       * @param yamlProgress YAML progress
58       * @return progress
59       */
60      public JobItemIncrementalTasksProgress swapToObject(final String databaseType, final YamlJobItemIncrementalTasksProgress yamlProgress) {
61          if (null == yamlProgress) {
62              return new JobItemIncrementalTasksProgress(null);
63          }
64          // TODO consider to remove parameter databaseType
65          DialectIngestPositionManager positionInitializer = DatabaseTypedSPILoader.getService(DialectIngestPositionManager.class, TypedSPILoader.getService(DatabaseType.class, databaseType));
66          IncrementalTaskProgress taskProgress = new IncrementalTaskProgress(positionInitializer.init(yamlProgress.getPosition()));
67          taskProgress.setIncrementalTaskDelay(yamlProgress.getDelay());
68          return new JobItemIncrementalTasksProgress(taskProgress);
69      }
70  }