Matthias Andreas Benkard | 4e8423d | 2021-12-19 22:56:09 +0100 | [diff] [blame] | 1 | package eu.mulk.jgvariant.ostree; |
| 2 | |
| 3 | import eu.mulk.jgvariant.core.Decoder; |
| 4 | import eu.mulk.jgvariant.core.Variant; |
| 5 | import java.nio.charset.StandardCharsets; |
Matthias Andreas Benkard | 329168c | 2021-12-28 01:20:05 +0100 | [diff] [blame] | 6 | import java.util.Map; |
Matthias Andreas Benkard | 4e8423d | 2021-12-19 22:56:09 +0100 | [diff] [blame] | 7 | |
| 8 | /** |
Matthias Andreas Benkard | 0511464 | 2021-12-29 21:51:29 +0100 | [diff] [blame] | 9 | * A wrapper for a set of metadata fields. |
Matthias Andreas Benkard | 4e8423d | 2021-12-19 22:56:09 +0100 | [diff] [blame] | 10 | * |
| 11 | * <p>Reference: (embedded in other data types) |
Matthias Andreas Benkard | 0511464 | 2021-12-29 21:51:29 +0100 | [diff] [blame] | 12 | * |
| 13 | * @param fields a set of metadata fields indexed by name. |
Matthias Andreas Benkard | 4e8423d | 2021-12-19 22:56:09 +0100 | [diff] [blame] | 14 | */ |
Matthias Andreas Benkard | 329168c | 2021-12-28 01:20:05 +0100 | [diff] [blame] | 15 | public record Metadata(Map<String, Variant> fields) { |
Matthias Andreas Benkard | 4e8423d | 2021-12-19 22:56:09 +0100 | [diff] [blame] | 16 | |
| 17 | private static final Decoder<Metadata> DECODER = |
Matthias Andreas Benkard | 329168c | 2021-12-28 01:20:05 +0100 | [diff] [blame] | 18 | Decoder.ofDictionary(Decoder.ofString(StandardCharsets.UTF_8), Decoder.ofVariant()) |
| 19 | .map(Metadata::new); |
Matthias Andreas Benkard | 4e8423d | 2021-12-19 22:56:09 +0100 | [diff] [blame] | 20 | |
Matthias Andreas Benkard | 0511464 | 2021-12-29 21:51:29 +0100 | [diff] [blame] | 21 | /** |
| 22 | * Acquires a {@link Decoder} for the enclosing type. |
| 23 | * |
| 24 | * @return a possibly shared {@link Decoder}. |
| 25 | */ |
Matthias Andreas Benkard | 4e8423d | 2021-12-19 22:56:09 +0100 | [diff] [blame] | 26 | public static Decoder<Metadata> decoder() { |
| 27 | return DECODER; |
| 28 | } |
| 29 | } |