{"action":"created","comment":{"url":"https://api.github.com/repos/caskdata/cdap/pulls/comments/59310643","id":59310643,"diff_hunk":"@@ -0,0 +1,73 @@\n+/*\n+ * Copyright © 2016 Cask Data, Inc.\n+ *\n+ * Licensed under the Apache License, Version 2.0 (the \"License\"); you may not\n+ * use this file except in compliance with the License. You may obtain a copy of\n+ * 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, WITHOUT\n+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the\n+ * License for the specific language governing permissions and limitations under\n+ * the License.\n+ */\n+\n+package co.cask.cdap.etl.mock.batch;\n+\n+import co.cask.cdap.api.annotation.Name;\n+import co.cask.cdap.api.annotation.Plugin;\n+import co.cask.cdap.api.dataset.table.Put;\n+import co.cask.cdap.api.dataset.table.Table;\n+import co.cask.cdap.api.plugin.PluginConfig;\n+import co.cask.cdap.api.workflow.WorkflowNodeState;\n+import co.cask.cdap.etl.api.PipelineConfigurer;\n+import co.cask.cdap.etl.api.batch.BatchActionContext;\n+import co.cask.cdap.etl.api.batch.PostAction;\n+import co.cask.cdap.etl.proto.v2.ETLPlugin;\n+import com.google.common.collect.ImmutableMap;\n+\n+import java.util.Map;\n+\n+/**\n+ * Ending action writes the workflow's node states to a Table.\n+ */\n+@Plugin(type = PostAction.PLUGIN_TYPE)\n+@Name(\"TokenWriter\")\n+public class NodeStatesAction extends PostAction {\n+  private final Conf conf;\n+\n+  public NodeStatesAction(Conf conf) {\n+    this.conf = conf;\n+  }\n+\n+  @Override\n+  public void configurePipeline(PipelineConfigurer pipelineConfigurer) {\n+    pipelineConfigurer.createDataset(conf.tableName, Table.class);\n+  }\n+\n+  @Override\n+  public void run(BatchActionContext context) throws Exception {\n+    Table table = context.getDataset(conf.tableName);","path":"cdap-app-templates/cdap-etl/hydrator-test/src/main/java/co/cask/cdap/etl/mock/batch/NodeStatesAction.java","position":52,"original_position":52,"commit_id":"44c3cda5d63fa51311750d27c500a006de523bf2","original_commit_id":"197e19ec68935e0e35370fb4a79b72f267602a1b","user":{"login":"gsps1","id":1328150,"avatar_url":"https://avatars.githubusercontent.com/u/1328150?v=3","gravatar_id":"","url":"https://api.github.com/users/gsps1","html_url":"https://github.com/gsps1","followers_url":"https://api.github.com/users/gsps1/followers","following_url":"https://api.github.com/users/gsps1/following{/other_user}","gists_url":"https://api.github.com/users/gsps1/gists{/gist_id}","starred_url":"https://api.github.com/users/gsps1/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/gsps1/subscriptions","organizations_url":"https://api.github.com/users/gsps1/orgs","repos_url":"https://api.github.com/users/gsps1/repos","events_url":"https://api.github.com/users/gsps1/events{/privacy}","received_events_url":"https://api.github.com/users/gsps1/received_events","type":"User","site_admin":false},"body":"maybe we can add that as a sub-task in that JIRA","created_at":"2016-04-12T01:47:07Z","updated_at":"2016-04-12T01:47:07Z","html_url":"https://github.com/caskdata/cdap/pull/5482#discussion_r59310643","pull_request_url":"https://api.github.com/repos/caskdata/cdap/pulls/5482","_links":{"self":{"href":"https://api.github.com/repos/caskdata/cdap/pulls/comments/59310643"},"html":{"href":"https://github.com/caskdata/cdap/pull/5482#discussion_r59310643"},"pull_request":{"href":"https://api.github.com/repos/caskdata/cdap/pulls/5482"}}},"pull_request":{"url":"https://api.github.com/repos/caskdata/cdap/pulls/5482","id":65562582,"html_url":"https://github.com/caskdata/cdap/pull/5482","diff_url":"https://github.com/caskdata/cdap/pull/5482.diff","patch_url":"https://github.com/caskdata/cdap/pull/5482.patch","issue_url":"https://api.github.com/repos/caskdata/cdap/issues/5482","number":5482,"state":"open","locked":false,"title":"CDAP-4955 add a PostAction plugin type to batch hydrator apps","user":{"login":"albertshau","id":5215004,"avatar_url":"https://avatars.githubusercontent.com/u/5215004?v=3","gravatar_id":"","url":"https://api.github.com/users/albertshau","html_url":"https://github.com/albertshau","followers_url":"https://api.github.com/users/albertshau/followers","following_url":"https://api.github.com/users/albertshau/following{/other_user}","gists_url":"https://api.github.com/users/albertshau/gists{/gist_id}","starred_url":"https://api.github.com/users/albertshau/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/albertshau/subscriptions","organizations_url":"https://api.github.com/users/albertshau/orgs","repos_url":"https://api.github.com/users/albertshau/repos","events_url":"https://api.github.com/users/albertshau/events{/privacy}","received_events_url":"https://api.github.com/users/albertshau/received_events","type":"User","site_admin":false},"body":"The PostAction plugin type allows users to run arbitrary logic\r\nat the end of a workflow run, regardless of whether the run\r\nsuccessfully completed or not. It translates to simply running\r\na method in the workflow's destroy() 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