content: /*
   * Copyright 2018 Confluent Inc.
   *
   * Licensed under the Confluent Community License (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.confluent.io/confluent-community-license
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
   * WARRANTIES OF ANY KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations under the License.
   */
  
  package io.confluent.connect.jdbc.util;
  
  import java.util.Arrays;
  import java.util.TimeZone;
  
  import org.apache.kafka.common.config.ConfigDef;
  import org.apache.kafka.common.config.ConfigException;
  
  public class TimeZoneValidator implements ConfigDef.Validator {
  
    public static final TimeZoneValidator INSTANCE = new TimeZoneValidator();
  
    @Override
    public void ensureValid(String name, Object value) {
      if (value != null) {
        if (!Arrays.asList(TimeZone.getAvailableIDs()).contains(value.toString())) {
          throw new ConfigException(name, value, "Invalid time zone identifier");
        }
      }
    }
  
    @Override
    public String toString() {
      return "Any valid JDK time zone";
    }
  }
  