InstanceDataManager.java example

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/**
 * Copyright (C) 2014-2016 LinkedIn Corp. (pinot-core@linkedin.com)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.linkedin.pinot.core.data.manager.offline;

import com.linkedin.pinot.common.config.AbstractTableConfig;
import com.linkedin.pinot.common.data.DataManager;
import com.linkedin.pinot.common.metadata.instance.InstanceZKMetadata;
import com.linkedin.pinot.common.metadata.segment.SegmentZKMetadata;
import java.util.Collection;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import org.apache.helix.ZNRecord;
import org.apache.helix.store.zk.ZkHelixPropertyStore;


public interface InstanceDataManager extends DataManager {
  /**
   * Get table manager for given table
   * @param tableName table name
   * @return Table data manager for table, null if tableName does not exist
   */
  @Nullable
  TableDataManager getTableDataManager(String tableName);

  @Nonnull
  Collection<TableDataManager> getTableDataManagers();

  /**
   * Adds a segment into the REALTIME table.
   * <p>The segment could be committed or under consuming.
   */
  void addSegment(@Nonnull ZkHelixPropertyStore<ZNRecord> propertyStore, @Nonnull AbstractTableConfig tableConfig,
      @Nullable InstanceZKMetadata instanceZKMetadata, @Nonnull SegmentZKMetadata segmentZKMetadata,
      @Nonnull String serverInstance)
      throws Exception;
}