contrib/storage-opentsdb/src/main/java/org/apache/drill/exec/store/openTSDB/OpenTSDBStoragePluginConfig.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.drill.exec.store.openTSDB;

import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.annotation.JsonTypeName;
import org.apache.drill.common.exceptions.UserException;
import org.apache.drill.common.logical.StoragePluginConfigBase;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.Objects;

@JsonTypeName(OpenTSDBStoragePluginConfig.NAME)
public class OpenTSDBStoragePluginConfig extends StoragePluginConfigBase {

  private static final Logger logger = LoggerFactory.getLogger(OpenTSDBStoragePluginConfig.class);

  public static final String NAME = "openTSDB";

  private final String connection;

  @JsonCreator
  public OpenTSDBStoragePluginConfig(@JsonProperty("connection") String connection) {
    if (connection == null || connection.isEmpty()) {
      throw UserException.validationError()
              .message("Connection property must not be null. Check plugin configuration.")
              .build(logger);
    }
    this.connection = connection;
  }

  public String getConnection() {
    return connection;
  }

  @Override
  public boolean equals(Object o) {
    if (this == o) {
      return true;
    }
    if (o == null || getClass() != o.getClass()) {
      return false;
    }
    OpenTSDBStoragePluginConfig that = (OpenTSDBStoragePluginConfig) o;
    return Objects.equals(connection, that.connection);
  }

  @Override
  public int hashCode() {
    return connection != null ? connection.hashCode() : 0;
  }

  @Override
  public String toString() {
    return "OpenTSDBStoragePluginConfig{" +
            "connection='" + connection + '\'' +
            '}';
  }
}