18154768944

Committed 01 Oct 2025 07:26AM UTC coverage: 81.882% (-0.005%) from 81.887%

Build # 18154768944

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push

github

Committed by

web-flow

Commit Message

Merge pull request #290 from TAKETODAY/dev/jspecify

jspecify

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59788 of 78013 branches covered (76.64%)

Branch coverage included in aggregate %.

141239 of 167496 relevant lines covered (84.32%)

3.6 hits per line

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89.47

today-context/src/main/java/infra/format/support/PeriodToStringConverter.java

/*
 * Copyright 2017 - 2025 the original author or authors.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see [https://www.gnu.org/licenses/]
 */

package infra.format.support;

import org.jspecify.annotations.Nullable;

import java.time.Period;
import java.time.temporal.ChronoUnit;
import java.util.Collections;
import java.util.Set;

import infra.core.TypeDescriptor;
import infra.core.conversion.Converter;
import infra.core.conversion.GenericConverter;
import infra.format.annotation.PeriodFormat;
import infra.format.annotation.PeriodStyle;
import infra.format.annotation.PeriodUnit;
import infra.util.ObjectUtils;

/**
 * {@link Converter} to convert from a {@link Period} to a {@link String}.
 *
 * @author Eddú Meléndez
 * @author Edson Chávez
 * @author <a href="https://github.com/TAKETODAY">Harry Yang</a>
 * @see PeriodFormat
 * @see PeriodUnit
 * @since 4.0
 */
final class PeriodToStringConverter implements GenericConverter {

  @Override
  public Set<ConvertiblePair> getConvertibleTypes() {
    return Collections.singleton(new ConvertiblePair(Period.class, String.class));
  }

  @Nullable
  @Override
  public Object convert(@Nullable Object source, TypeDescriptor sourceType, TypeDescriptor targetType) {
    if (ObjectUtils.isEmpty(source)) {
      return null;
    }
    return convert((Period) source, getPeriodStyle(sourceType), getPeriodUnit(sourceType));
  }

  @Nullable
  private PeriodStyle getPeriodStyle(TypeDescriptor sourceType) {
    PeriodFormat annotation = sourceType.getAnnotation(PeriodFormat.class);
    return annotation != null ? annotation.value() : null;
  }

  private String convert(Period source, @Nullable PeriodStyle style, @Nullable ChronoUnit unit) {
    style = (style != null) ? style : PeriodStyle.ISO8601;
    return style.print(source, unit);
  }

  @Nullable
  private ChronoUnit getPeriodUnit(TypeDescriptor sourceType) {
    PeriodUnit annotation = sourceType.getAnnotation(PeriodUnit.class);
    return (annotation != null) ? annotation.value() : null;
  }

}

1	/*
2	* Copyright 2017 - 2025 the original author or authors.
3	*
4	* This program is free software: you can redistribute it and/or modify
5	* it under the terms of the GNU General Public License as published by
6	* the Free Software Foundation, either version 3 of the License, or
7	* (at your option) any later version.
8	*
9	* This program is distributed in the hope that it will be useful,
10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12	* GNU General Public License for more details.
13	*
14	* You should have received a copy of the GNU General Public License
15	* along with this program. If not, see [https://www.gnu.org/licenses/]
16	*/
17
18	package infra.format.support;
19
20	import org.jspecify.annotations.Nullable;
21
22	import java.time.Period;
23	import java.time.temporal.ChronoUnit;
24	import java.util.Collections;
25	import java.util.Set;
26
27	import infra.core.TypeDescriptor;
28	import infra.core.conversion.Converter;
29	import infra.core.conversion.GenericConverter;
30	import infra.format.annotation.PeriodFormat;
31	import infra.format.annotation.PeriodStyle;
32	import infra.format.annotation.PeriodUnit;
33	import infra.util.ObjectUtils;
34
35	/**
36	* {@link Converter} to convert from a {@link Period} to a {@link String}.
37	*
38	* @author Eddú Meléndez
39	* @author Edson Chávez
40	* @author <a href="https://github.com/TAKETODAY">Harry Yang</a>
41	* @see PeriodFormat
42	* @see PeriodUnit
43	* @since 4.0
44	*/
45	final class PeriodToStringConverter implements GenericConverter {	3✔
46
47	@Override
48	public Set<ConvertiblePair> getConvertibleTypes() {
49	return Collections.singleton(new ConvertiblePair(Period.class, String.class));	7✔
50	}
51
52	@Nullable
53	@Override
54	public Object convert(@Nullable Object source, TypeDescriptor sourceType, TypeDescriptor targetType) {
55	if (ObjectUtils.isEmpty(source)) {	3!
56	return null;	×
57	}
58	return convert((Period) source, getPeriodStyle(sourceType), getPeriodUnit(sourceType));	11✔
59	}
60
61	@Nullable
62	private PeriodStyle getPeriodStyle(TypeDescriptor sourceType) {
63	PeriodFormat annotation = sourceType.getAnnotation(PeriodFormat.class);	5✔
64	return annotation != null ? annotation.value() : null;	7✔
65	}
66
67	private String convert(Period source, @Nullable PeriodStyle style, @Nullable ChronoUnit unit) {
68	style = (style != null) ? style : PeriodStyle.ISO8601;	6✔
69	return style.print(source, unit);	5✔
70	}
71
72	@Nullable
73	private ChronoUnit getPeriodUnit(TypeDescriptor sourceType) {
74	PeriodUnit annotation = sourceType.getAnnotation(PeriodUnit.class);	5✔
75	return (annotation != null) ? annotation.value() : null;	7✔
76	}
77
78	}

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