{"action":"created","comment":{"url":"https://api.github.com/repos/dbs-leipzig/gradoop/pulls/comments/143462509","pull_request_review_id":67976582,"id":143462509,"diff_hunk":"@@ -0,0 +1,77 @@\n+/**\n+ * Copyright © 2014 - 2017 Leipzig University (Database Research Group)\n+ *\n+ * Licensed under the Apache License, Version 2.0 (the \"License\");\n+ * you may not use this file except in compliance with the License.\n+ * You may obtain a copy of the License at\n+ *\n+ *     http://www.apache.org/licenses/LICENSE-2.0\n+ *\n+ * Unless required by applicable law or agreed to in writing, software\n+ * distributed under the License is distributed on an \"AS IS\" BASIS,\n+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n+ * See the License for the specific language governing permissions and\n+ * limitations under the License.\n+ */\n+package org.gradoop.flink.algorithms.gelly.connectedcomponents;\n+\n+import org.apache.flink.api.java.DataSet;\n+import org.apache.flink.graph.Graph;\n+import org.apache.flink.types.NullValue;\n+import org.gradoop.common.model.impl.id.GradoopId;\n+import org.gradoop.common.model.impl.pojo.Vertex;\n+import org.gradoop.flink.algorithms.gelly.GellyAlgorithm;\n+import org.gradoop.flink.algorithms.gelly.connectedcomponents.functions.ConnectedComponentToAttribute;\n+import org.gradoop.flink.algorithms.gelly.functions.EdgeToGellyEdgeWithNullValue;\n+import org.gradoop.flink.algorithms.gelly.functions.VertexToGellyVertexWithGradoopId;\n+import org.gradoop.flink.model.api.epgm.LogicalGraph;\n+import org.gradoop.flink.model.impl.functions.epgm.Id;\n+\n+/**\n+ * A gradoop operator wrapping {@link org.apache.flink.graph.library.ConnectedComponents}.\n+ * The result will be the same {@link LogicalGraph} with a component id assigned to each vertex\n+ * as a Property.\n+ */\n+public class ConnectedComponents extends GellyAlgorithm<GradoopId, NullValue> {","path":"gradoop-flink/src/main/java/org/gradoop/flink/algorithms/gelly/connectedcomponents/ConnectedComponents.java","position":35,"original_position":35,"commit_id":"2f49555132ca87632a2dc423cb02fcf31cbf7e6c","original_commit_id":"2f49555132ca87632a2dc423cb02fcf31cbf7e6c","user":{"login":"merando","id":7933566,"avatar_url":"https://avatars2.githubusercontent.com/u/7933566?v=4","gravatar_id":"","url":"https://api.github.com/users/merando","html_url":"https://github.com/merando","followers_url":"https://api.github.com/users/merando/followers","following_url":"https://api.github.com/users/merando/following{/other_user}","gists_url":"https://api.github.com/users/merando/gists{/gist_id}","starred_url":"https://api.github.com/users/merando/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/merando/subscriptions","organizations_url":"https://api.github.com/users/merando/orgs","repos_url":"https://api.github.com/users/merando/repos","events_url":"https://api.github.com/users/merando/events{/privacy}","received_events_url":"https://api.github.com/users/merando/received_events","type":"User","site_admin":false},"body":"Ok, so in the Gradoop Teammeeting we decide to name it that way, its fine and exact: Please rename to class to: AnnotateWeaklyConnectedComponents\r\n\r\nProbably we want to later on add variants of the algorithm returning a GraphCollection containing the components or something similar. ","created_at":"2017-10-09T13:09:48Z","updated_at":"2017-10-09T13:09:48Z","html_url":"https://github.com/dbs-leipzig/gradoop/pull/692#discussion_r143462509","pull_request_url":"https://api.github.com/repos/dbs-leipzig/gradoop/pulls/692","author_association":"NONE","_links":{"self":{"href":"https://api.github.com/repos/dbs-leipzig/gradoop/pulls/comments/143462509"},"html":{"href":"https://github.com/dbs-leipzig/gradoop/pull/692#discussion_r143462509"},"pull_request":{"href":"https://api.github.com/repos/dbs-leipzig/gradoop/pulls/692"}},"in_reply_to_id":143185378},"pull_request":{"url":"https://api.github.com/repos/dbs-leipzig/gradoop/pulls/692","id":144683262,"html_url":"https://github.com/dbs-leipzig/gradoop/pull/692","diff_url":"https://github.com/dbs-leipzig/gradoop/pull/692.diff","patch_url":"https://github.com/dbs-leipzig/gradoop/pull/692.patch","issue_url":"https://api.github.com/repos/dbs-leipzig/gradoop/issues/692","number":692,"state":"open","locked":false,"title":"Implement Connected Components via Gelly.","user":{"login":"p-f","id":6573039,"avatar_url":"https://avatars1.githubusercontent.com/u/6573039?v=4","gravatar_id":"","url":"https://api.github.com/users/p-f","html_url":"https://github.com/p-f","followers_url":"https://api.github.com/users/p-f/followers","following_url":"https://api.github.com/users/p-f/following{/other_user}","gists_url":"https://api.github.com/users/p-f/gists{/gist_id}","starred_url":"https://api.github.com/users/p-f/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/p-f/subscriptions","organizations_url":"https://api.github.com/users/p-f/orgs","repos_url":"https://api.github.com/users/p-f/repos","events_url":"https://api.github.com/users/p-f/events{/privacy}","received_events_url":"https://api.github.com/users/p-f/received_events","type":"User","site_admin":false},"body":"- Add new Gradoop to Gelly Vertex Mapper using the vertex id as a value.\r\n\r\nfixes #691 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