{"action":"created","comment":{"url":"https://api.github.com/repos/druid-io/druid/pulls/comments/24455425","id":24455425,"diff_hunk":"@@ -52,11 +53,12 @@ public ExtractionFilter(\n   {\n     final Indexed<String> allDimVals = selector.getDimensionValues(dimension);\n     final List<Filter> filters = Lists.newArrayList();\n-\n-    for (int i = 0; i < allDimVals.size(); i++) {\n-      String dimVal = allDimVals.get(i);\n-      if (value.equals(fn.apply(dimVal))) {\n-        filters.add(new SelectorFilter(dimension, dimVal));\n+    if (allDimVals != null) {","path":"processing/src/main/java/io/druid/segment/filter/ExtractionFilter.java","position":17,"original_position":17,"commit_id":"b9cb311a52a6c4b3964c8da8fe6d80695dfb8675","original_commit_id":"b2c031da816c57fc5295efaaa95b7f35da0eb0da","user":{"login":"drcrallen","id":8213081,"avatar_url":"https://avatars.githubusercontent.com/u/8213081?v=3","gravatar_id":"","url":"https://api.github.com/users/drcrallen","html_url":"https://github.com/drcrallen","followers_url":"https://api.github.com/users/drcrallen/followers","following_url":"https://api.github.com/users/drcrallen/following{/other_user}","gists_url":"https://api.github.com/users/drcrallen/gists{/gist_id}","starred_url":"https://api.github.com/users/drcrallen/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/drcrallen/subscriptions","organizations_url":"https://api.github.com/users/drcrallen/orgs","repos_url":"https://api.github.com/users/drcrallen/repos","events_url":"https://api.github.com/users/drcrallen/events{/privacy}","received_events_url":"https://api.github.com/users/drcrallen/received_events","type":"User","site_admin":false},"body":"Added tests","created_at":"2015-02-10T22:05:07Z","updated_at":"2015-02-10T22:05:07Z","html_url":"https://github.com/druid-io/druid/pull/1105#discussion_r24455425","pull_request_url":"https://api.github.com/repos/druid-io/druid/pulls/1105","_links":{"self":{"href":"https://api.github.com/repos/druid-io/druid/pulls/comments/24455425"},"html":{"href":"https://github.com/druid-io/druid/pull/1105#discussion_r24455425"},"pull_request":{"href":"https://api.github.com/repos/druid-io/druid/pulls/1105"}}},"pull_request":{"url":"https://api.github.com/repos/druid-io/druid/pulls/1105","id":29029649,"html_url":"https://github.com/druid-io/druid/pull/1105","diff_url":"https://github.com/druid-io/druid/pull/1105.diff","patch_url":"https://github.com/druid-io/druid/pull/1105.patch","issue_url":"https://api.github.com/repos/druid-io/druid/issues/1105","number":1105,"state":"open","locked":false,"title":"Fix empty results on ExtractionFilter.","user":{"login":"drcrallen","id":8213081,"avatar_url":"https://avatars.githubusercontent.com/u/8213081?v=3","gravatar_id":"","url":"https://api.github.com/users/drcrallen","html_url":"https://github.com/drcrallen","followers_url":"https://api.github.com/users/drcrallen/followers","following_url":"https://api.github.com/users/drcrallen/following{/other_user}","gists_url":"https://api.github.com/users/drcrallen/gists{/gist_id}","starred_url":"https://api.github.com/users/drcrallen/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/drcrallen/subscriptions","organizations_url":"https://api.github.com/users/drcrallen/orgs","repos_url":"https://api.github.com/users/drcrallen/repos","events_url":"https://api.github.com/users/drcrallen/events{/privacy}","received_events_url":"https://api.github.com/users/drcrallen/received_events","type":"User","site_admin":false},"body":"* Now returns empty results rather than erroring out\r\n\r\nFixes 2 problems: \r\n\r\n1. If the dimension is not found in the segment this prevents an NPE\r\n2. If there are no extraction matches in the segment this prevents an error in the OrFilter constructor.","created_at":"2015-02-10T18:01:10Z","updated_at":"2015-02-10T22:05:07Z","closed_at":null,"merged_at":null,"merge_commit_sha":"8d876d5b579ce22cd0f71d3047a836eb09c6c323","assignee":null,"milestone":null,"commits_url":"https://api.github.com/repos/druid-io/druid/pulls/1105/commits","review_comments_url":"https://api.github.com/repos/druid-io/druid/pulls/1105/comments","review_comment_url":"https://api.github.com/repos/druid-io/druid/pulls/comments/{number}","comments_url":"https://api.github.com/repos/druid-io/druid/issues/1105/comments","statuses_url":"https://api.github.com/repos/druid-io/druid/statuses/b9cb311a52a6c4b3964c8da8fe6d80695dfb8675","head":{"label":"metamx:fixEmptyExtractionFilter","ref":"fixEmptyExtractionFilter","sha":"b9cb311a52a6c4b3964c8da8fe6d80695dfb8675","user":{"login":"metamx","id":299329,"avatar_url":"https://avatars.githubusercontent.com/u/299329?v=3","gravatar_id":"","url":"https://api.github.com/users/metamx","html_url":"https://github.com/metamx","followers_url":"https://api.github.com/users/metamx/followers","following_url":"https://api.github.com/users/metamx/following{/other_user}","gists_url":"https://api.github.com/users/metamx/gists{/gist_id}","starred_url":"https://api.github.com/users/metamx/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/metamx/subscriptions","organizations_url":"https://api.github.com/users/metamx/orgs","repos_url":"https://api.github.com/users/metamx/repos","events_url":"https://api.github.com/users/metamx/events{/privacy}","received_events_url":"https://api.github.com/users/metamx/received_events","type":"Organization","site_admin":false},"repo":{"id":28248872,"name":"druid","full_name":"metamx/druid","owner":{"login":"metamx","id":299329,"avatar_url":"https://avatars.githubusercontent.com/u/299329?v=3","gravatar_id":"","url":"https://api.github.com/users/metamx","html_url":"https://github.com/metamx","followers_url":"https://api.github.com/users/metamx/followers","following_url":"https://api.github.com/users/metamx/following{/other_user}","gists_url":"https://api.github.com/users/metamx/gists{/gist_id}","starred_url":"https://api.github.com/users/metamx/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/metamx/subscriptions","organizations_url":"https://api.github.com/users/metamx/orgs","repos_url":"https://api.github.com/users/metamx/repos","events_url":"https://api.github.com/users/metamx/events{/privacy}","received_events_url":"https://api.github.com/users/metamx/received_events","type":"Organization","site_admin":false},"private":false,"html_url":"https://github.com/metamx/druid","description":"Real²time Exploratory Analytics on Large Datasets","fork":true,"url":"https://api.github.com/repos/metamx/druid","forks_url":"https://api.github.com/repos/metamx/druid/forks","keys_url":"https://api.github.com/repos/metamx/druid/keys{/key_id}","collaborators_url":"https://api.github.com/repos/metamx/druid/collaborators{/collaborator}","teams_url":"https://api.github.com/repos/metamx/druid/teams","hooks_url":"https://api.github.com/repos/metamx/druid/hooks","issue_events_url":"https://api.github.com/repos/metamx/druid/issues/events{/number}","events_url":"https://api.github.com/repos/metamx/druid/events","assignees_url":"https://api.github.com/repos/metamx/druid/assignees{/user}","branches_url":"https://api.github.com/repos/metamx/druid/branches{/branch}","tags_url":"https://api.github.com/repos/metamx/druid/tags","blobs_url":"https://api.github.com/repos/metamx/druid/git/blobs{/sha}","git_tags_url":"https://api.github.com/repos/metamx/druid/git/tags{/sha}","git_refs_url":"https://api.github.com/repos/metamx/druid/git/refs{/sha}","trees_url":"https://api.github.com/repos/metamx/druid/git/trees{/sha}","statuses_url":"https://api.github.com/repos/metamx/druid/statuses/{sha}","languages_url":"https://api.github.com/repos/metamx/druid/languages","stargazers_url":"https://api.github.com/repos/metamx/druid/stargazers","contributors_url":"https://api.github.com/repos/metamx/druid/contributors","subscribers_url":"https://api.github.com/repos/metamx/druid/subscribers","subscription_url":"https://api.github.com/repos/metamx/druid/subscription","commits_url":"https://api.github.com/repos/metamx/druid/commits{/sha}","git_commits_url":"https://api.github.com/repos/metamx/druid/git/commits{/sha}","comments_url":"https://api.github.com/repos/metamx/druid/comments{/number}","issue_comment_url":"https://api.github.com/repos/metamx/druid/issues/comments/{number}","contents_url":"https://api.github.com/repos/metamx/druid/contents/{+path}","compare_url":"https://api.github.com/repos/metamx/druid/compare/{base}...{head}","merges_url":"https://api.github.com/repos/metamx/druid/merges","archive_url":"https://api.github.com/repos/metamx/druid/{archive_format}{/ref}","downloads_url":"https://api.github.com/repos/metamx/druid/downloads","issues_url":"https://api.github.com/repos/metamx/druid/issues{/number}","pulls_url":"https://api.github.com/repos/metamx/druid/pulls{/number}","milestones_url":"https://api.github.com/repos/metamx/druid/milestones{/number}","notifications_url":"https://api.github.com/repos/metamx/druid/notifications{?since,all,participating}","labels_url":"https://api.github.com/repos/metamx/druid/labels{/name}","releases_url":"https://api.github.com/repos/metamx/druid/releases{/id}","created_at":"2014-12-19T22:30:25Z","updated_at":"2015-02-10T21:46:24Z","pushed_at":"2015-02-10T22:04:57Z","git_url":"git://github.com/metamx/druid.git","ssh_url":"git@github.com:metamx/druid.git","clone_url":"https://github.com/metamx/druid.git","svn_url":"https://github.com/metamx/druid","homepage":"http://druid.io","size":91193,"stargazers_count":9,"watchers_count":9,"language":"Java","has_issues":false,"has_downloads":true,"has_wiki":true,"has_pages":false,"forks_count":8,"mirror_url":null,"open_issues_count":0,"forks":8,"open_issues":0,"watchers":9,"default_branch":"master"}},"base":{"label":"druid-io:master","ref":"master","sha":"31e248736dbf87875ff40993d7dfc094935c0ed9","user":{"login":"druid-io","id":4203474,"avatar_url":"https://avatars.githubusercontent.com/u/4203474?v=3","gravatar_id":"","url":"https://api.github.com/users/druid-io","html_url":"https://github.com/druid-io","followers_url":"https://api.github.com/users/druid-io/followers","following_url":"https://api.github.com/users/druid-io/following{/other_user}","gists_url":"https://api.github.com/users/druid-io/gists{/gist_id}","starred_url":"https://api.github.com/users/druid-io/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/druid-io/subscriptions","organizations_url":"https://api.github.com/users/druid-io/orgs","repos_url":"https://api.github.com/users/druid-io/repos","events_url":"https://api.github.com/users/druid-io/events{/privacy}","received_events_url":"https://api.github.com/users/druid-io/received_events","type":"Organization","site_admin":false},"repo":{"id":6358188,"name":"druid","full_name":"druid-io/druid","owner":{"login":"druid-io","id":4203474,"avatar_url":"https://avatars.githubusercontent.com/u/4203474?v=3","gravatar_id":"","url":"https://api.github.com/users/druid-io","html_url":"https://github.com/druid-io","followers_url":"https://api.github.com/users/druid-io/followers","following_url":"https://api.github.com/users/druid-io/following{/other_user}","gists_url":"https://api.github.com/users/druid-io/gists{/gist_id}","starred_url":"https://api.github.com/users/druid-io/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/druid-io/subscriptions","organizations_url":"https://api.github.com/users/druid-io/orgs","repos_url":"https://api.github.com/users/druid-io/repos","events_url":"https://api.github.com/users/druid-io/events{/privacy}","received_events_url":"https://api.github.com/users/druid-io/received_events","type":"Organization","site_admin":false},"private":false,"html_url":"https://github.com/druid-io/druid","description":"Real²time Exploratory Analytics on Large Datasets","fork":false,"url":"https://api.github.com/repos/druid-io/druid","forks_url":"https://api.github.com/repos/druid-io/druid/forks","keys_url":"https://api.github.com/repos/druid-io/druid/keys{/key_id}","collaborators_url":"https://api.github.com/repos/druid-io/druid/collaborators{/collaborator}","teams_url":"https://api.github.com/repos/druid-io/druid/teams","hooks_url":"https://api.github.com/repos/druid-io/druid/hooks","issue_events_url":"https://api.github.com/repos/druid-io/druid/issues/events{/number}","events_url":"https://api.github.com/repos/druid-io/druid/events","assignees_url":"https://api.github.com/repos/druid-io/druid/assignees{/user}","branches_url":"https://api.github.com/repos/druid-io/druid/branches{/branch}","tags_url":"https://api.github.com/repos/druid-io/druid/tags","blobs_url":"https://api.github.com/repos/druid-io/druid/git/blobs{/sha}","git_tags_url":"https://api.github.com/repos/druid-io/druid/git/tags{/sha}","git_refs_url":"https://api.github.com/repos/druid-io/druid/git/refs{/sha}","trees_url":"https://api.github.com/repos/druid-io/druid/git/trees{/sha}","statuses_url":"https://api.github.com/repos/druid-io/druid/statuses/{sha}","languages_url":"https://api.github.com/repos/druid-io/druid/languages","stargazers_url":"https://api.github.com/repos/druid-io/druid/stargazers","contributors_url":"https://api.github.com/repos/druid-io/druid/contributors","subscribers_url":"https://api.github.com/repos/druid-io/druid/subscribers","subscription_url":"https://api.github.com/repos/druid-io/druid/subscription","commits_url":"https://api.github.com/repos/druid-io/druid/commits{/sha}","git_commits_url":"https://api.github.com/repos/druid-io/druid/git/commits{/sha}","comments_url":"https://api.github.com/repos/druid-io/druid/comments{/number}","issue_comment_url":"https://api.github.com/repos/druid-io/druid/issues/comments/{number}","contents_url":"https://api.github.com/repos/druid-io/druid/contents/{+path}","compare_url":"https://api.github.com/repos/druid-io/druid/compare/{base}...{head}","merges_url":"https://api.github.com/repos/druid-io/druid/merges","archive_url":"https://api.github.com/repos/druid-io/druid/{archive_format}{/ref}","downloads_url":"https://api.github.com/repos/druid-io/druid/downloads","issues_url":"https://api.github.com/repos/druid-io/druid/issues{/number}","pulls_url":"https://api.github.com/repos/druid-io/druid/pulls{/number}","milestones_url":"https://api.github.com/repos/druid-io/druid/milestones{/number}","notifications_url":"https://api.github.com/repos/druid-io/druid/notifications{?since,all,participating}","labels_url":"https://api.github.com/repos/druid-io/druid/labels{/name}","releases_url":"https://api.github.com/repos/druid-io/druid/releases{/id}","created_at":"2012-10-23T19:08:07Z","updated_at":"2015-02-10T21:37:28Z","pushed_at":"2015-02-10T21:37:29Z","git_url":"git://github.com/druid-io/druid.git","ssh_url":"git@github.com:druid-io/druid.git","clone_url":"https://github.com/druid-io/druid.git","svn_url":"https://github.com/druid-io/druid","homepage":"http://druid.io","size":156003,"stargazers_count":1358,"watchers_count":1358,"language":"Java","has_issues":true,"has_downloads":true,"has_wiki":true,"has_pages":false,"forks_count":298,"mirror_url":null,"open_issues_count":129,"forks":298,"open_issues":129,"watchers":1358,"default_branch":"master"}},"_links":{"self":{"href":"https://api.github.com/repos/druid-io/druid/pulls/1105"},"html":{"href":"https://github.com/druid-io/druid/pull/1105"},"issue":{"href":"https://api.github.com/repos/druid-io/druid/issues/1105"},"comments":{"href":"https://api.github.com/repos/druid-io/druid/issues/1105/comments"},"review_comments":{"href":"https://api.github.com/repos/druid-io/druid/pulls/1105/comments"},"review_comment":{"href":"https://api.github.com/repos/druid-io/druid/pulls/comments/{number}"},"commits":{"href":"https://api.github.com/repos/druid-io/druid/pulls/1105/commits"},"statuses":{"href":"https://api.github.com/repos/druid-io/druid/statuses/b9cb311a52a6c4b3964c8da8fe6d80695dfb8675"}}}}