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TODO 异步优化

This commit is contained in:
wangliwen 2022-08-08 09:43:57 +08:00
parent 50696e2617
commit 4d53ef4c99
1 changed files with 48 additions and 15 deletions
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63
renren-admin/src/main/java/io/renren/modules/resource/service/impl/ResourceServiceImpl.java
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@ -459,27 +459,60 @@ public class ResourceServiceImpl extends CrudServiceImpl<ResourceDao, ResourceEn
List<ResourceDTO> resourceDTOS;
if (orderField.equals("total")) { // 对总体评价特殊处理
List<Long> ids = new ArrayList<>();
ForkJoinPool customThreadPool = new ForkJoinPool(CPU_NUM * 2);
switch (orderType.toUpperCase()) {
case "DESC": // total 倒序
ids = selectDTOPageSpecilTotal.stream().map(Map.class::cast).sorted(Comparator.comparing(x -> {
Map index = (Map) x;
String string = (index.get("total") == null) ? "0" : index.get("total").toString();
return Long.valueOf(string);
}
).reversed()).skip((long) (pageNum - 1) * pageSize).limit(pageSize).map(x ->
Long.valueOf(x.get("id").toString())
).collect(Collectors.toList());
try {
ids = (List<Long>) customThreadPool.submit(() -> {
selectDTOPageSpecilTotal.parallelStream().map(Map.class::cast).sorted(Comparator.comparing(x -> {
Map index = (Map) x;
String string = (index.get("total") == null) ? "0" : index.get("total").toString();
return Long.valueOf(string);
}
).reversed()).skip((long) (pageNum - 1) * pageSize).limit(pageSize).map(x ->
Long.valueOf(x.get("id").toString())
).limit(pageSize).collect(Collectors.toList());
}).get();
} catch (InterruptedException e) {
logger.error("InterruptedException", e);
} catch (ExecutionException e) {
logger.error("ExecutionException", e);
}
// ids = selectDTOPageSpecilTotal.parallelStream().map(Map.class::cast).sorted(Comparator.comparing(x -> {
// Map index = (Map) x;
// String string = (index.get("total") == null) ? "0" : index.get("total").toString();
// return Long.valueOf(string);
// }
// ).reversed()).skip((long) (pageNum - 1) * pageSize).limit(pageSize).map(x ->
// Long.valueOf(x.get("id").toString())
// ).limit(pageSize).collect(Collectors.toList());
break;
case "ASC": // total 升序
ids = selectDTOPageSpecilTotal.stream().map(Map.class::cast).sorted(Comparator.comparing(x -> {
String string = (x.get("total") == null) ? "0" : x.get("total").toString();
return Long.valueOf(string);
}
)).skip((pageNum - 1) * pageSize).limit(pageSize).map(x ->
Long.valueOf(x.get("id").toString())
).collect(Collectors.toList());
try {
ids = (List<Long>) customThreadPool.submit(() -> {
selectDTOPageSpecilTotal.parallelStream().map(Map.class::cast).sorted(Comparator.comparing(x -> {
String string = (x.get("total") == null) ? "0" : x.get("total").toString();
return Long.valueOf(string);
}
)).skip((pageNum - 1) * pageSize).limit(pageSize).map(x ->
Long.valueOf(x.get("id").toString())
).limit(pageSize).collect(Collectors.toList());
}).get();
} catch (InterruptedException e) {
logger.error("InterruptedException", e);
} catch (ExecutionException e) {
logger.error("ExecutionException", e);
}
// ids = selectDTOPageSpecilTotal.parallelStream().map(Map.class::cast).sorted(Comparator.comparing(x -> {
// String string = (x.get("total") == null) ? "0" : x.get("total").toString();
// return Long.valueOf(string);
// }
// )).skip((pageNum - 1) * pageSize).limit(pageSize).map(x ->
// Long.valueOf(x.get("id").toString())
// ).limit(pageSize).collect(Collectors.toList());
break;
}
customThreadPool.shutdown();
resourceDTOS = resourceDao.selectDTOPage(resourceDTO, null, null, null, null, ids);
if ("DESC".equals(orderType)) {
resultPage.setRecords(resourceDTOS.stream().sorted(Comparator.comparing(x -> {