content: /*
   * 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.beam.sdk.testutils.publishing;
  
  import static org.apache.beam.repackaged.core.org.apache.commons.lang3.StringUtils.isBlank;
  
  @SuppressWarnings({
    "nullness" // TODO(https://github.com/apache/beam/issues/20497)
  })
  public final class InfluxDBSettings {
  
    public final String host;
    public final String userName;
    public final String userPassword;
    public final String measurement;
    public final String database;
    public final String retentionPolicy;
  
    private InfluxDBSettings(
        String host,
        String userName,
        String userPassword,
        String measurement,
        String database,
        String retentionPolicy) {
      this.host = host;
      this.userName = userName;
      this.userPassword = userPassword;
      this.measurement = measurement;
      this.database = database;
      this.retentionPolicy = retentionPolicy;
    }
  
    public static Builder builder() {
      return new Builder();
    }
  
    public InfluxDBSettings copyWithMeasurement(final String newMeasurement) {
      return new InfluxDBSettings(
          host, userName, userPassword, newMeasurement, database, retentionPolicy);
    }
  
    public static class Builder {
      private static final String DEFAULT_HOST = "http://localhost:8086";
      private static final String INFLUX_USER = "INFLUXDB_USER";
      private static final String INFLUX_PASSWORD = "INFLUXDB_USER_PASSWORD";
  
      private String host;
      private String measurement;
      private String database;
      private String retentionPolicy;
  
      public Builder withHost(final String host) {
        this.host = host;
        return this;
      }
  
      public Builder withMeasurement(final String measurement) {
        this.measurement = measurement;
        return this;
      }
  
      public Builder withDatabase(final String database) {
        this.database = database;
        return this;
      }
  
      public Builder withRetentionPolicy(final String retentionPolicy) {
        this.retentionPolicy = retentionPolicy;
        return this;
      }
  
      public InfluxDBSettings get() {
        final String userName = System.getenv(INFLUX_USER);
        final String userPassword = System.getenv(INFLUX_PASSWORD);
        final String influxHost = isBlank(host) ? DEFAULT_HOST : host;
  
        return new InfluxDBSettings(
            influxHost, userName, userPassword, measurement, database, retentionPolicy);
      }
    }
  }
  