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authorGravatar Vitaly Takmazov2016-12-19 14:59:29 +0300
committerGravatar Vitaly Takmazov2016-12-19 14:59:29 +0300
commit16d02ab9e31cd4a68334575499d039d48a5fb0a9 (patch)
treecb28ca9fa739859ee6ce2a9788c67d0af6943d6d /juick-server/src/main/java/com/juick
parentbb31e52ad79ed43269e7946a344a42192d21684a (diff)
juick-server: fix updateTags query
Diffstat (limited to 'juick-server/src/main/java/com/juick')
-rw-r--r--juick-server/src/main/java/com/juick/service/TagServiceImpl.java37
1 files changed, 8 insertions, 29 deletions
diff --git a/juick-server/src/main/java/com/juick/service/TagServiceImpl.java b/juick-server/src/main/java/com/juick/service/TagServiceImpl.java
index 23b8d2a9..c1689249 100644
--- a/juick-server/src/main/java/com/juick/service/TagServiceImpl.java
+++ b/juick-server/src/main/java/com/juick/service/TagServiceImpl.java
@@ -189,35 +189,14 @@ public class TagServiceImpl extends BaseJdbcService implements TagService {
@Transactional
@Override
public List<Tag> updateTags(final int mid, final Collection<Tag> newTags) {
- List<TagStats> currentTags = getMessageTags(mid);
-
- if (CollectionUtils.isEmpty(newTags))
- return currentTags.stream().map(TagStats::getTag).collect(Collectors.toList());
-
- List<Integer> ids = new ArrayList<>(newTags.size());
- List<Object[]> params = new ArrayList<>(newTags.size());
-
- newTags.stream().forEach(tag -> {
- if (currentTags.contains(tag))
- ids.add(tag.TID);
- else
- params.add(new Object[]{mid, tag.TID});
- });
-
- if (!params.isEmpty())
- getJdbcTemplate().batchUpdate(
- "INSERT INTO messages_tags(message_id,tag_id) VALUES (?, ?)",
- params,
- new int[]{Types.INTEGER, Types.INTEGER});
-
- if (!ids.isEmpty())
- getNamedParameterJdbcTemplate().update(
- "DELETE FROM messages_tags WHERE message_id = :mid AND tag_id in (:ids)",
- new MapSqlParameterSource()
- .addValue("mid", mid)
- .addValue("ids", ids));
-
- return getMessageTags(mid).stream().map(TagStats::getTag).collect(Collectors.toList());
+ List<Tag> currentTags = getMessageTags(mid).stream()
+ .map(TagStats::getTag).collect(Collectors.toList());
+ newTags.stream().filter(currentTags::contains)
+ .forEach(t -> getJdbcTemplate().update("DELETE FROM messages_tags WHERE message_id=? AND tag_id=?", mid, t.TID));
+ newTags.stream().filter(t -> !currentTags.contains(t))
+ .forEach(t -> getJdbcTemplate().update("INSERT INTO messages_tags(message_id,tag_id) VALUES (?,?)", mid, t.TID));
+ return getMessageTags(mid).stream()
+ .map(TagStats::getTag).collect(Collectors.toList());
}
@Override