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### What is this PR for? Right now, when calling the REST API `http://<ip>:<port>/api/notebook/job/<note_id>/<paragraph_id>` Zeppelin always returns **OK** as shown by this source code: https://github.com/apache/incubator-zeppelin/blob/master/zeppelin-server/src/main/java/org/apache/zeppelin/rest/NotebookRestApi.java#L477 This ticket will update the behavior so that Zeppelin also return the result of the paragraph execution ### What type of PR is it? [Improvement] ### Todos * [ ] - Code Review * [ ] - Simple Test ### Is there a relevant Jira issue? **[ZEPPELIN-699]** ### How should this be tested? * `git fetch origin pull/746/head:ParagraphExecutionRESTAPI` * `git checkout ParagraphExecutionRESTAPI` * `mvn clean package -DskipTests` * `bin/zeppelin-daemon.sh restart` * Create a new note * In the first paragraph, put the following code ```scala %sh echo "Current time = "`date +"%T" ``` * Retrieve the current note id in the URL * Retrieve the current paragraph id * Use a REST Client like **[POSTman]** to create a HTTP POST query `http://<ip>:<port>/api/notebook/run/<note_id>/<paragraph_id>` * You should receive something similar as follow for answer ``` { "status": "OK", "body": { "code": "SUCCESS", "type": "TEXT", "msg": "Current time = 16:14:18\n" } } ``` ### Screenshots (if appropriate)  API Documentation update **Existing asynchronous API**  **New synchronous API**  ### Questions: * Does the licenses files need update? --> **No** * Is there breaking changes for older versions? --> **No** * Does this needs documentation? --> **Yes** [ZEPPELIN-699]: https://issues.apache.org/jira/browse/ZEPPELIN-699 [POSTman]: https://www.getpostman.com/ Author: DuyHai DOAN <doanduyhai@gmail.com> Closes #746 from doanduyhai/ZEPPELIN-699 and squashes the following commits: |
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| rest-configuration.md | ||
| rest-credential.md | ||
| rest-interpreter.md | ||
| rest-notebook.md | ||
