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42 changes: 42 additions & 0 deletions
42
...a/ru/olegcherednik/json/jackson/datetime/serializers/key/JacksonInstantKeySerializer.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,42 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF 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. | ||
| */ | ||
|
|
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| package ru.olegcherednik.json.jackson.datetime.serializers.key; | ||
|
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| import ru.olegcherednik.json.api.ZoneModifier; | ||
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| import java.time.Instant; | ||
| import java.time.ZoneId; | ||
| import java.time.format.DateTimeFormatter; | ||
| import java.util.function.UnaryOperator; | ||
|
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| /** | ||
| * @author Oleg Cherednik | ||
| * @since 25.12.2023 | ||
| */ | ||
| public class JacksonInstantKeySerializer extends JacksonKeySerializer<Instant> { | ||
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| private static final long serialVersionUID = 154759679223502525L; | ||
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| public JacksonInstantKeySerializer(DateTimeFormatter df) { | ||
| super(Instant.class, df, ZoneModifier.USE_ORIGINAL, | ||
| Instant::toEpochMilli, Instant::getEpochSecond, Instant::getNano); | ||
| } | ||
|
|
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| } |
123 changes: 123 additions & 0 deletions
123
...ain/java/ru/olegcherednik/json/jackson/datetime/serializers/key/JacksonKeySerializer.java
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| @@ -0,0 +1,123 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF 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. | ||
| */ | ||
|
|
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| package ru.olegcherednik.json.jackson.datetime.serializers.key; | ||
|
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| import com.fasterxml.jackson.core.JsonGenerator; | ||
| import com.fasterxml.jackson.databind.SerializationFeature; | ||
| import com.fasterxml.jackson.databind.SerializerProvider; | ||
| import com.fasterxml.jackson.databind.ser.std.StdSerializer; | ||
| import com.fasterxml.jackson.datatype.jsr310.DecimalUtils; | ||
| import ru.olegcherednik.json.api.JsonSettings; | ||
|
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| import java.io.IOException; | ||
| import java.time.ZoneId; | ||
| import java.time.format.DateTimeFormatter; | ||
| import java.time.temporal.Temporal; | ||
| import java.util.function.ToIntFunction; | ||
| import java.util.function.ToLongFunction; | ||
| import java.util.function.UnaryOperator; | ||
|
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| /** | ||
| * @author Oleg Cherednik | ||
| * @since 25.12.2023 | ||
| */ | ||
| public abstract class JacksonKeySerializer<T extends Temporal> extends StdSerializer<T> { | ||
|
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| private static final long serialVersionUID = 2020854544464342989L; | ||
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| protected final DateTimeFormatter df; | ||
| protected final UnaryOperator<ZoneId> zoneModifier; | ||
| protected final ToLongFunction<T> getEpochMillis; | ||
| protected final ToLongFunction<T> getEpochSeconds; | ||
| protected final ToIntFunction<T> getNanoseconds; | ||
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| protected JacksonKeySerializer(Class<T> supportedType, | ||
| DateTimeFormatter df, | ||
| UnaryOperator<ZoneId> zoneModifier, | ||
| ToLongFunction<T> getEpochMillis, | ||
| ToLongFunction<T> getEpochSeconds, | ||
| ToIntFunction<T> getNanoseconds) { | ||
| super(supportedType); | ||
| this.df = df; | ||
| this.zoneModifier = zoneModifier; | ||
| this.getEpochMillis = getEpochMillis; | ||
| this.getEpochSeconds = getEpochSeconds; | ||
| this.getNanoseconds = getNanoseconds; | ||
| } | ||
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| @Override | ||
| public void serialize(T value, JsonGenerator gen, SerializerProvider provider) throws IOException { | ||
| String fieldName = useTimestamp(provider) ? getTimestampFieldName(value, gen, provider) | ||
| : getStringFieldName(value, gen, provider); | ||
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| gen.writeFieldName(fieldName); | ||
| } | ||
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| protected String getTimestampFieldName(T value, JsonGenerator gen, SerializerProvider provider) { | ||
| if (useNanoseconds(provider)) { | ||
| long seconds = getEpochSeconds.applyAsLong(value); | ||
| int nanoseconds = getNanoseconds.applyAsInt(value); | ||
| return String.valueOf(DecimalUtils.toBigDecimal(seconds, nanoseconds)); | ||
| } | ||
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| return String.valueOf(getEpochMillis.applyAsLong(value)); | ||
| } | ||
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| protected String getStringFieldName(T value, JsonGenerator gen, SerializerProvider provider) { | ||
| if (df == null) | ||
| return value.toString(); | ||
|
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| ZoneId zoneId = getZoneId(value, provider); | ||
| zoneId = zoneModifier.apply(zoneId); | ||
|
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| return zoneId == null ? df.format(value) : df.withZone(zoneId).format(value); | ||
| } | ||
|
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| protected ZoneId getZoneId(T value, SerializerProvider provider) { | ||
| ZoneId zoneId = df.getZone(); | ||
| zoneId = zoneId == null ? getContextZoneId(provider) : zoneId; | ||
| return zoneId; | ||
| } | ||
|
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| protected ZoneId getContextZoneId(SerializerProvider provider) { | ||
| if (!useContextTimeZone(provider)) | ||
| return null; | ||
| if (!provider.getConfig().hasExplicitTimeZone()) | ||
| return null; | ||
| return provider.getTimeZone().toZoneId(); | ||
| } | ||
|
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| protected boolean useContextTimeZone(SerializerProvider provider) { | ||
| return isEnabled(provider, SerializationFeature.WRITE_DATES_WITH_CONTEXT_TIME_ZONE); | ||
| } | ||
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| protected boolean useTimestamp(SerializerProvider provider) { | ||
| return df == null && isEnabled(provider, SerializationFeature.WRITE_DATES_AS_TIMESTAMPS); | ||
| } | ||
|
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| protected boolean useNanoseconds(SerializerProvider provider) { | ||
| return isEnabled(provider, SerializationFeature.WRITE_DATE_TIMESTAMPS_AS_NANOSECONDS); | ||
| } | ||
|
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| protected static boolean isEnabled(SerializerProvider provider, SerializationFeature feature) { | ||
| return provider.isEnabled(feature); | ||
| } | ||
|
|
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| } |
40 changes: 40 additions & 0 deletions
40
src/test/java/ru/olegcherednik/json/jackson/LocalTimeZone.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,40 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF 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. | ||
| */ | ||
|
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| package ru.olegcherednik.json.jackson; | ||
|
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| import lombok.AccessLevel; | ||
| import lombok.NoArgsConstructor; | ||
| import sun.util.calendar.ZoneInfo; | ||
|
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| import java.time.ZoneId; | ||
| import java.util.TimeZone; | ||
|
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| /** | ||
| * @author Oleg Cherednik | ||
| * @since 30.12.2023 | ||
| */ | ||
| @SuppressWarnings("PMD.ClassNamingConventions") | ||
| @NoArgsConstructor(access = AccessLevel.PRIVATE) | ||
| public final class LocalTimeZone { | ||
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| public static final TimeZone ASIA_SINGAPORE = ZoneInfo.getTimeZone(LocalZoneId.ASIA_SINGAPORE); | ||
| public static final TimeZone AUSTRALIA_SYDNEY = ZoneInfo.getTimeZone(LocalZoneId.AUSTRALIA_SYDNEY); | ||
|
|
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| } |
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