code: // Licensed to the Software Freedom Conservancy (SFC) under one
  // or more contributor license agreements.  See the NOTICE file
  // distributed with this work for additional information
  // regarding copyright ownership.  The SFC 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.openqa.selenium.json;
  
  import java.lang.reflect.Type;
  import java.math.BigDecimal;
  import java.time.Instant;
  import java.time.format.DateTimeFormatter;
  import java.time.format.DateTimeParseException;
  import java.time.temporal.TemporalAccessor;
  import java.util.function.BiFunction;
  
  public class InstantCoercer extends TypeCoercer<Instant> {
    @Override
    public boolean test(Class<?> aClass) {
      return Instant.class.isAssignableFrom(aClass);
    }
  
    @Override
    public BiFunction<JsonInput, PropertySetting, Instant> apply(Type type) {
      return (jsonInput, setting) -> {
        JsonType token = jsonInput.peek();
  
        if (JsonType.NUMBER.equals(token)) {
          return Instant.ofEpochMilli(jsonInput.nextNumber().longValue());
        } else if (JsonType.STRING.equals(token)) {
          String raw = jsonInput.nextString();
          try {
            TemporalAccessor parsed = DateTimeFormatter.ISO_INSTANT.parse(raw);
            return Instant.from(parsed);
          } catch (DateTimeParseException ignored) {
            try {
              return Instant.ofEpochMilli(new BigDecimal(raw).longValue());
            } catch (NumberFormatException e) {
              throw new JsonException(raw + " does not look like an Instant");
            }
          }
        }
  
        throw new JsonException("Unable to parse: " + jsonInput.read(Object.class));
      };
    }
  }
  