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provide more granular way to manage embedding cache
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67 changes: 54 additions & 13 deletions
67
java/api/src/main/java/com/exadel/frs/core/trainservice/dto/CacheActionDto.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,21 +1,62 @@ | ||
| package com.exadel.frs.core.trainservice.dto; | ||
|
|
||
| import com.fasterxml.jackson.annotation.JsonIgnoreProperties; | ||
| import com.fasterxml.jackson.annotation.JsonProperty; | ||
| import lombok.AllArgsConstructor; | ||
| import lombok.Data; | ||
| import lombok.NoArgsConstructor; | ||
| import java.util.List; | ||
| import java.util.Map; | ||
| import java.util.UUID; | ||
|
|
||
| @Data | ||
| @AllArgsConstructor | ||
| @NoArgsConstructor | ||
| public class CacheActionDto { | ||
| @JsonIgnoreProperties(ignoreUnknown = true) // here and below "ignoreUnknown = true" for backward compatibility | ||
| public record CacheActionDto<T>( | ||
| CacheAction cacheAction, | ||
| String apiKey, | ||
| @JsonProperty("uuid") | ||
| UUID serverUUID, | ||
| T payload | ||
| ) { | ||
| public <S> CacheActionDto<S> withPayload(S payload) { | ||
| return new CacheActionDto<>( | ||
| cacheAction, | ||
| apiKey, | ||
| serverUUID, | ||
| payload | ||
| ); | ||
| } | ||
|
|
||
| @JsonProperty("cacheAction") | ||
| private String cacheAction; | ||
| public enum CacheAction { | ||
| // UPDATE and DELETE stays here to support rolling update | ||
| @Deprecated | ||
| UPDATE, | ||
| @Deprecated | ||
| DELETE, | ||
| REMOVE_EMBEDDINGS, | ||
| REMOVE_SUBJECTS, | ||
| ADD_EMBEDDINGS, | ||
| RENAME_SUBJECTS, | ||
| INVALIDATE | ||
| } | ||
|
|
||
| @JsonProperty("apiKey") | ||
| private String apiKey; | ||
| @JsonIgnoreProperties(ignoreUnknown = true) | ||
| public record RemoveEmbeddings( | ||
| Map<String, List<UUID>> embeddings | ||
| ) { | ||
| } | ||
|
|
||
| @JsonProperty("uuid") | ||
| private String serverUUID; | ||
| @JsonIgnoreProperties(ignoreUnknown = true) | ||
| public record RemoveSubjects( | ||
| List<String> subjects | ||
| ) { | ||
| } | ||
|
|
||
| @JsonIgnoreProperties(ignoreUnknown = true) | ||
| public record AddEmbeddings( | ||
| List<UUID> embeddings | ||
| ) { | ||
| } | ||
|
|
||
| @JsonIgnoreProperties(ignoreUnknown = true) | ||
| public record RenameSubjects( | ||
| Map<String, String> subjectsNamesMapping | ||
| ) { | ||
| } | ||
| } |
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108 changes: 108 additions & 0 deletions
108
java/api/src/main/java/com/exadel/frs/core/trainservice/service/NotificationHandler.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,108 @@ | ||
| package com.exadel.frs.core.trainservice.service; | ||
|
|
||
| import com.exadel.frs.commonservice.projection.EmbeddingProjection; | ||
| import com.exadel.frs.core.trainservice.cache.EmbeddingCacheProvider; | ||
| import com.exadel.frs.core.trainservice.dto.CacheActionDto; | ||
| import com.exadel.frs.core.trainservice.dto.CacheActionDto.AddEmbeddings; | ||
| import com.exadel.frs.core.trainservice.dto.CacheActionDto.RemoveEmbeddings; | ||
| import com.exadel.frs.core.trainservice.dto.CacheActionDto.RemoveSubjects; | ||
| import com.exadel.frs.core.trainservice.dto.CacheActionDto.RenameSubjects; | ||
| import java.util.Objects; | ||
| import lombok.RequiredArgsConstructor; | ||
| import lombok.extern.slf4j.Slf4j; | ||
| import org.apache.commons.lang3.StringUtils; | ||
| import org.springframework.stereotype.Service; | ||
|
|
||
| @Slf4j | ||
| @Service | ||
| @RequiredArgsConstructor | ||
| public class NotificationHandler { | ||
| private final EmbeddingCacheProvider cacheProvider; | ||
| private final SubjectService subjectService; | ||
|
|
||
| public void removeEmbeddings(CacheActionDto<RemoveEmbeddings> action) { | ||
| action.payload().embeddings() | ||
| .entrySet() | ||
| .stream() | ||
| .filter(e -> StringUtils.isNotBlank(e.getKey())) | ||
| .filter(e -> Objects.nonNull(e.getValue())) | ||
| .filter(e -> !e.getValue().isEmpty()) | ||
| .flatMap(e -> e.getValue().stream().filter(Objects::nonNull).map(id -> new EmbeddingProjection(id, e.getKey()))) | ||
| .forEach( | ||
| em -> cacheProvider.expose( | ||
| action.apiKey(), | ||
| c -> c.removeEmbedding(em) | ||
| ) | ||
| ); | ||
| } | ||
|
|
||
| public void removeSubjects(CacheActionDto<RemoveSubjects> action) { | ||
| action.payload().subjects() | ||
| .stream() | ||
| .filter(StringUtils::isNotBlank) | ||
| .forEach( | ||
| s -> cacheProvider.expose( | ||
| action.apiKey(), | ||
| c -> c.removeEmbeddingsBySubjectName(s) | ||
| ) | ||
| ); | ||
| } | ||
|
|
||
|
|
||
| public void addEmbeddings(CacheActionDto<AddEmbeddings> action) { | ||
| var filtered = action.payload().embeddings() | ||
| .stream() | ||
| .filter(Objects::nonNull) | ||
| .toList(); | ||
| subjectService.loadEmbeddingsById(filtered) | ||
| .forEach( | ||
| em -> cacheProvider.expose( | ||
| action.apiKey(), | ||
| c -> c.addEmbedding(em) | ||
| ) | ||
| ); | ||
| } | ||
|
|
||
| public void renameSubjects(CacheActionDto<RenameSubjects> action) { | ||
| action.payload().subjectsNamesMapping() | ||
| .entrySet() | ||
| .stream() | ||
| .filter(e -> StringUtils.isNotBlank(e.getKey())) | ||
| .filter(e -> StringUtils.isNotBlank(e.getValue())) | ||
| .forEach( | ||
| e -> cacheProvider.expose( | ||
| action.apiKey(), | ||
| c -> c.updateSubjectName(e.getKey(), e.getValue()) | ||
| ) | ||
| ); | ||
| } | ||
|
|
||
| public <T> void invalidate(CacheActionDto<T> action) { | ||
| cacheProvider.expose( | ||
| action.apiKey(), | ||
| e -> cacheProvider.receiveInvalidateCache(action.apiKey()) | ||
| ); | ||
| } | ||
|
|
||
| /** | ||
| * @param action cacheAction | ||
| * @deprecated in favour more granular cache managing. | ||
| * See {@link CacheActionDto}. | ||
| * Stays here to support rolling update | ||
| */ | ||
| @Deprecated(forRemoval = true) | ||
| public <T> void handleDelete(CacheActionDto<T> action) { | ||
| cacheProvider.receiveInvalidateCache(action.apiKey()); | ||
| } | ||
|
|
||
| /** | ||
| * @param action cacheAction | ||
| * @deprecated in favour more granular cache managing. | ||
| * See {@link CacheActionDto}. | ||
| * Stays here to support rolling update | ||
| */ | ||
| @Deprecated(forRemoval = true) | ||
| public <T> void handleUpdate(CacheActionDto<T> action) { | ||
| cacheProvider.receivePutOnCache(action.apiKey()); | ||
| } | ||
| } |
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