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Implement caching

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serega6531
2019-11-18 14:36:50 +03:00
parent ad411c477f
commit 0f769da517
7 changed files with 33 additions and 18 deletions
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15
src/main/java/ru/serega6531/packmate/service/PacketService.java
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@@ -1,11 +1,9 @@
package ru.serega6531.packmate.service;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.domain.Sort;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.stereotype.Service;
import ru.serega6531.packmate.model.Packet;
import ru.serega6531.packmate.model.Pagination;
import ru.serega6531.packmate.model.Stream;
import ru.serega6531.packmate.repository.PacketRepository;
@@ -21,14 +19,9 @@ public class PacketService {
this.repository = repository;
}
public List<Packet> getPacketsForStream(Pagination pagination, Stream stream) {
PageRequest page = PageRequest.of(0, pagination.getPageSize(), pagination.getDirection(), "id");
if (pagination.getDirection() == Sort.Direction.ASC) { // более новые пакеты
return repository.findAllByStreamAndIdGreaterThan(stream, pagination.getStartingFrom(), page);
} else { // более старые пакеты
return repository.findAllByStreamAndIdLessThan(stream, pagination.getStartingFrom(), page);
}
@Cacheable(value = "packets", key = "#stream.id")
public List<Packet> getPacketsForStream(Stream stream) {
return repository.findAllByStream(stream);
}
public Packet save(Packet packet) {