com.datadog.api.client.RFC3339DateFormat Maven / Gradle / Ivy

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/*
 * Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
 * This product includes software developed at Datadog (https://www.datadoghq.com/).
 * Copyright 2019-Present Datadog, Inc.
 */

package com.datadog.api.client;

import com.fasterxml.jackson.databind.util.StdDateFormat;
import java.text.DateFormat;
import java.text.FieldPosition;
import java.text.ParsePosition;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.TimeZone;

public class RFC3339DateFormat extends DateFormat {
  private static final long serialVersionUID = 1L;
  private static final TimeZone TIMEZONE_Z = TimeZone.getTimeZone("UTC");

  private final StdDateFormat fmt =
      new StdDateFormat().withTimeZone(TIMEZONE_Z).withColonInTimeZone(true);

  public RFC3339DateFormat() {
    this.calendar = new GregorianCalendar();
  }

  @Override
  public Date parse(String source) {
    return parse(source, new ParsePosition(0));
  }

  @Override
  public Date parse(String source, ParsePosition pos) {
    return fmt.parse(source, pos);
  }

  @Override
  public StringBuffer format(Date date, StringBuffer toAppendTo, FieldPosition fieldPosition) {
    return fmt.format(date, toAppendTo, fieldPosition);
  }

  @Override
  public Object clone() {
    return this;
  }
}