Fix various NPE and other potential errors

This commit is contained in:
Marc Baloup 2020-11-17 23:29:27 +01:00
parent 45738ddbb8
commit 0a88c2d55f
Signed by: marcbal
GPG Key ID: BBC0FE3ABC30B893

View File

@ -58,6 +58,17 @@ public class SearchEngine<R extends SearchResult> {
return;
}
Set<String> suggestsKw;
try {
suggestsKw = result.getSuggestionKeywords();
Preconditions.checkNotNull(suggestsKw, "SearchResult instance must provide a non null set of suggestions keywords");
suggestsKw = new HashSet<>(suggestsKw);
suggestsKw.removeIf(e -> e == null);
} catch (Exception e) {
Log.severe(e);
return;
}
resultSet.add(result);
for (String skw : searchKw) {
@ -66,17 +77,7 @@ public class SearchEngine<R extends SearchResult> {
resultsSearchKeywordsMap.put(result, searchKw);
Set<String> suggestsKw;
try {
suggestsKw = result.getSuggestionKeywords();
Preconditions.checkNotNull(suggestsKw, "SearchResult instance must provide a non null set of suggestions keywords");
suggestsKw.removeIf(e -> e == null);
} catch (Exception e) {
Log.severe(e);
return;
}
resultsSuggestionsKeywordsMap.put(result, new HashSet<>(suggestsKw));
resultsSuggestionsKeywordsMap.put(result, suggestsKw);
for (String skw : suggestsKw) {
suggestionsKeywordsResultMap.computeIfAbsent(skw, s -> new HashSet<>()).add(result);
@ -92,19 +93,27 @@ public class SearchEngine<R extends SearchResult> {
resultSet.remove(result);
Set<String> searchKw = resultsSearchKeywordsMap.remove(result);
for (String skw : searchKw) {
Set<R> set = searchKeywordsResultMap.get(skw);
set.remove(result);
if (set.isEmpty())
searchKeywordsResultMap.remove(skw);
if (searchKw != null) {
for (String skw : searchKw) {
Set<R> set = searchKeywordsResultMap.get(skw);
if (set == null)
continue;
set.remove(result);
if (set.isEmpty())
searchKeywordsResultMap.remove(skw);
}
}
Set<String> suggestsKw = resultsSearchKeywordsMap.remove(result);
for (String skw : suggestsKw) {
Set<R> set = suggestionsKeywordsResultMap.get(skw);
set.remove(result);
if (set.isEmpty())
suggestionsKeywordsResultMap.remove(skw);
if (suggestsKw != null) {
for (String skw : suggestsKw) {
Set<R> set = suggestionsKeywordsResultMap.get(skw);
if (set == null)
continue;
set.remove(result);
if (set.isEmpty())
suggestionsKeywordsResultMap.remove(skw);
}
}
resultsSuggestionsKeywordsMap.remove(result);