{"action":"created","issue":{"url":"https://api.github.com/repos/grpc/grpc/issues/8842","repository_url":"https://api.github.com/repos/grpc/grpc","labels_url":"https://api.github.com/repos/grpc/grpc/issues/8842/labels{/name}","comments_url":"https://api.github.com/repos/grpc/grpc/issues/8842/comments","events_url":"https://api.github.com/repos/grpc/grpc/issues/8842/events","html_url":"https://github.com/grpc/grpc/pull/8842","id":191343243,"number":8842,"title":"Metadata handling rewrite","user":{"login":"ctiller","id":10120821,"avatar_url":"https://avatars.githubusercontent.com/u/10120821?v=3","gravatar_id":"","url":"https://api.github.com/users/ctiller","html_url":"https://github.com/ctiller","followers_url":"https://api.github.com/users/ctiller/followers","following_url":"https://api.github.com/users/ctiller/following{/other_user}","gists_url":"https://api.github.com/users/ctiller/gists{/gist_id}","starred_url":"https://api.github.com/users/ctiller/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ctiller/subscriptions","organizations_url":"https://api.github.com/users/ctiller/orgs","repos_url":"https://api.github.com/users/ctiller/repos","events_url":"https://api.github.com/users/ctiller/events{/privacy}","received_events_url":"https://api.github.com/users/ctiller/received_events","type":"User","site_admin":false},"labels":[{"id":170781264,"url":"https://api.github.com/repos/grpc/grpc/labels/cla:%20yes","name":"cla: yes","color":"009800","default":false}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":1,"created_at":"2016-11-23T18:01:15Z","updated_at":"2016-12-13T12:41:45Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/grpc/grpc/pulls/8842","html_url":"https://github.com/grpc/grpc/pull/8842","diff_url":"https://github.com/grpc/grpc/pull/8842.diff","patch_url":"https://github.com/grpc/grpc/pull/8842.patch"},"body":"* eliminate grpc_mdstr, in preference of grpc_slice\r\n  * add interning facility to grpc_slice\r\n  * add slice hashing facility\r\n  * split slice refcount into a refcount and a vtable\r\n  * add overridable methods to slice for equality checks and hashing\r\n  * add 'callouts' to metadata batch, for fast lookup of common metadata fields within core\r\n  * rewrite all filters to use callouts\n\n<!-- Reviewable:start -->\n---\nThis change is [<img src=\"https://reviewable.io/review_button.svg\" height=\"34\" align=\"absmiddle\" alt=\"Reviewable\"/>](https://reviewable.io/reviews/grpc/grpc/8842)\n<!-- Reviewable:end -->\n"},"comment":{"url":"https://api.github.com/repos/grpc/grpc/issues/comments/266728771","html_url":"https://github.com/grpc/grpc/pull/8842#issuecomment-266728771","issue_url":"https://api.github.com/repos/grpc/grpc/issues/8842","id":266728771,"user":{"login":"jtattermusch","id":9939684,"avatar_url":"https://avatars.githubusercontent.com/u/9939684?v=3","gravatar_id":"","url":"https://api.github.com/users/jtattermusch","html_url":"https://github.com/jtattermusch","followers_url":"https://api.github.com/users/jtattermusch/followers","following_url":"https://api.github.com/users/jtattermusch/following{/other_user}","gists_url":"https://api.github.com/users/jtattermusch/gists{/gist_id}","starred_url":"https://api.github.com/users/jtattermusch/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jtattermusch/subscriptions","organizations_url":"https://api.github.com/users/jtattermusch/orgs","repos_url":"https://api.github.com/users/jtattermusch/repos","events_url":"https://api.github.com/users/jtattermusch/events{/privacy}","received_events_url":"https://api.github.com/users/jtattermusch/received_events","type":"User","site_admin":false},"created_at":"2016-12-13T12:41:45Z","updated_at":"2016-12-13T12:41:45Z","body":"C# fixes are here: https://github.com/ctiller/grpc/pull/42"}}
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