com.github.kagkarlsson.scheduler.serializer.gson.LocalTimeAdapter Maven / Gradle / Ivy

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Simple persistent scheduler for scheduled tasks, recurring or ad-hoc.

There is a newer version: 15.0.0

/*
 * Copyright (C) Gustav Karlsson
 *
 * 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.github.kagkarlsson.scheduler.serializer.gson;

import com.google.gson.TypeAdapter;
import com.google.gson.stream.JsonReader;
import com.google.gson.stream.JsonWriter;
import java.io.IOException;
import java.time.LocalTime;
import java.time.format.DateTimeFormatter;
import java.time.format.FormatStyle;

public class LocalTimeAdapter extends TypeAdapter {

  private static final DateTimeFormatter FORMATTER =
      DateTimeFormatter.ofLocalizedTime(FormatStyle.SHORT);

  @Override
  public void write(JsonWriter jsonWriter, LocalTime localTime) throws IOException {
    jsonWriter.value(localTime.format(FORMATTER));
  }

  @Override
  public LocalTime read(JsonReader jsonReader) throws IOException {
    return FORMATTER.parse(jsonReader.nextString(), LocalTime::from);
  }
}