public DefaultSearchContext(
long id,
ShardSearchRequest request,
SearchShardTarget shardTarget,
Engine.Searcher engineSearcher,
IndexService indexService,
IndexShard indexShard,
ScriptService scriptService,
PageCacheRecycler pageCacheRecycler,
BigArrays bigArrays,
Counter timeEstimateCounter) {
this.id = id;
this.request = request;
this.searchType = request.searchType();
this.shardTarget = shardTarget;
this.engineSearcher = engineSearcher;
this.scriptService = scriptService;
this.pageCacheRecycler = pageCacheRecycler;
// SearchContexts use a BigArrays that can circuit break
this.bigArrays = bigArrays.withCircuitBreaking();
this.dfsResult = new DfsSearchResult(id, shardTarget);
this.queryResult = new QuerySearchResult(id, shardTarget);
this.fetchResult = new FetchSearchResult(id, shardTarget);
this.indexShard = indexShard;
this.indexService = indexService;
this.searcher = new ContextIndexSearcher(this, engineSearcher);
// initialize the filtering alias based on the provided filters
aliasFilter = indexService.aliasesService().aliasFilter(request.filteringAliases());
this.timeEstimateCounter = timeEstimateCounter;
}
private void applyAliases(ClusterChangedEvent event) {
// check if aliases changed
if (aliasesChanged(event)) {
// go over and update aliases
for (IndexMetaData indexMetaData : event.state().metaData()) {
String index = indexMetaData.index();
IndexService indexService = indicesService.indexService(index);
if (indexService == null) {
// we only create / update here
continue;
}
IndexAliasesService indexAliasesService = indexService.aliasesService();
indexAliasesService.setAliases(indexMetaData.getAliases());
}
}
}