org.catools.pipeline.cache.CPipelineCacheManager Maven / Gradle / Ivy

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The database structure to hold pipeline execution data.

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package org.catools.pipeline.cache;

import org.catools.common.collections.CHashMap;
import org.catools.common.collections.interfaces.CMap;
import org.catools.pipeline.configs.CPipelineConfigs;
import org.catools.pipeline.dao.CPipelineExecutionMetaDataDao;
import org.catools.pipeline.dao.CPipelineMetaDataDao;
import org.catools.pipeline.dao.CPipelineUserDao;
import org.catools.pipeline.model.CPipelineExecutionMetaData;
import org.catools.pipeline.model.CPipelineMetaData;
import org.catools.pipeline.model.CPipelineUser;

import java.util.function.Supplier;

public class CPipelineCacheManager {
  private static final CMap METADATA = new CHashMap<>();
  private static final CMap EXECUTION_METADATA = new CHashMap<>();
  private static CPipelineUser EXECUTOR;

  public static synchronized CPipelineUser getExecutor() {
    if (EXECUTOR == null) {
      CPipelineUser user = CPipelineConfigs.getExecutor();
      CPipelineUser result = CPipelineUserDao.getUserByName(user.getName());
      if (result == null) {
        result = CPipelineUserDao.merge(user);
      }
      EXECUTOR = result;
    }
    return EXECUTOR;
  }

  public static synchronized CPipelineMetaData readMetaData(String name, String value) {
    return read(METADATA, name + value, () -> {
      CPipelineMetaData result = CPipelineMetaDataDao.getMetaDataByNameAndValue(name, value);
      if (result != null) {
        return result;
      }
      return CPipelineMetaDataDao.merge(new CPipelineMetaData(name, value));
    });
  }

  public static synchronized CPipelineExecutionMetaData readExecutionMetaData(String name, String value) {
    return read(EXECUTION_METADATA, name + value, () -> {
      CPipelineExecutionMetaData result = CPipelineExecutionMetaDataDao.getMetaDataByNameAndValue(name, value);
      if (result != null) {
        return result;
      }
      return CPipelineExecutionMetaDataDao.merge(new CPipelineExecutionMetaData(name, value));
    });
  }

  private static synchronized  T read(CMap storage, String key, Supplier getValue) {
    return storage.computeIfAbsent(key, k -> getValue.get());
  }
}