Examples with Paragraph org.apache.zeppelin.notebook.Paragraph used on opensource projects

Example 36 with Paragraph

use of org.apache.zeppelin.notebook.Paragraph in project zeppelin by apache.

the class NotebookServer method runParagraph.

private void runParagraph(NotebookSocket conn, HashSet<String> userAndRoles, Notebook notebook, Message fromMessage) throws IOException {
    final String paragraphId = (String) fromMessage.get("id");
    if (paragraphId == null) {
        return;
    }
    String noteId = getOpenNoteId(conn);
    if (!hasParagraphWriterPermission(conn, notebook, noteId, userAndRoles, fromMessage.principal, "write")) {
        return;
    }
    String text = (String) fromMessage.get("paragraph");
    String title = (String) fromMessage.get("title");
    Map<String, Object> params = (Map<String, Object>) fromMessage.get("params");
    Map<String, Object> config = (Map<String, Object>) fromMessage.get("config");
    final Note note = notebook.getNote(noteId);
    Paragraph p = setParagraphUsingMessage(note, fromMessage, paragraphId, text, title, params, config);
    persistAndExecuteSingleParagraph(conn, note, p);
}

Example 37 with Paragraph

use of org.apache.zeppelin.notebook.Paragraph in project zeppelin by apache.

the class NotebookServer method insertParagraph.

private String insertParagraph(NotebookSocket conn, HashSet<String> userAndRoles, Notebook notebook, Message fromMessage) throws IOException {
    final int index = (int) Double.parseDouble(fromMessage.get("index").toString());
    String noteId = getOpenNoteId(conn);
    final Note note = notebook.getNote(noteId);
    AuthenticationInfo subject = new AuthenticationInfo(fromMessage.principal);
    if (!hasParagraphWriterPermission(conn, notebook, noteId, userAndRoles, fromMessage.principal, "write")) {
        return null;
    }
    Paragraph newPara = note.insertParagraph(index, subject);
    note.persist(subject);
    broadcastNewParagraph(note, newPara);
    return newPara.getId();
}

Example 38 with Paragraph

use of org.apache.zeppelin.notebook.Paragraph in project zeppelin by apache.

the class NotebookRestApi method insertParagraph.

/**
   * Insert paragraph REST API
   *
   * @param message - JSON containing paragraph's information
   * @return JSON with status.OK
   * @throws IOException
   */
@POST
@Path("{noteId}/paragraph")
@ZeppelinApi
public Response insertParagraph(@PathParam("noteId") String noteId, String message) throws IOException {
    LOG.info("insert paragraph {} {}", noteId, message);
    Note note = notebook.getNote(noteId);
    checkIfNoteIsNotNull(note);
    checkIfUserCanWrite(noteId, "Insufficient privileges you cannot add paragraph to this note");
    NewParagraphRequest request = gson.fromJson(message, NewParagraphRequest.class);
    AuthenticationInfo subject = new AuthenticationInfo(SecurityUtils.getPrincipal());
    Paragraph p;
    Double indexDouble = request.getIndex();
    if (indexDouble == null) {
        p = note.addParagraph(subject);
    } else {
        p = note.insertParagraph(indexDouble.intValue(), subject);
    }
    p.setTitle(request.getTitle());
    p.setText(request.getText());
    note.persist(subject);
    notebookServer.broadcastNote(note);
    return new JsonResponse<>(Status.OK, "", p.getId()).build();
}

Example 39 with Paragraph

use of org.apache.zeppelin.notebook.Paragraph in project zeppelin by apache.

the class NotebookRestApi method updateParagraphConfig.

@PUT
@Path("{noteId}/paragraph/{paragraphId}/config")
@ZeppelinApi
public Response updateParagraphConfig(@PathParam("noteId") String noteId, @PathParam("paragraphId") String paragraphId, String message) throws IOException {
    String user = SecurityUtils.getPrincipal();
    LOG.info("{} will update paragraph config {} {}", user, noteId, paragraphId);
    Note note = notebook.getNote(noteId);
    checkIfNoteIsNotNull(note);
    checkIfUserCanWrite(noteId, "Insufficient privileges you cannot update this paragraph config");
    Paragraph p = note.getParagraph(paragraphId);
    checkIfParagraphIsNotNull(p);
    Map<String, Object> newConfig = gson.fromJson(message, HashMap.class);
    if (newConfig == null || newConfig.isEmpty()) {
        LOG.warn("{} is trying to update paragraph {} of note {} with empty config", user, paragraphId, noteId);
        throw new BadRequestException("paragraph config cannot be empty");
    }
    Map<String, Object> origConfig = p.getConfig();
    for (String key : newConfig.keySet()) {
        origConfig.put(key, newConfig.get(key));
    }
    p.setConfig(origConfig);
    AuthenticationInfo subject = new AuthenticationInfo(user);
    note.persist(subject);
    return new JsonResponse<>(Status.OK, "", p).build();
}

Example 40 with Paragraph

use of org.apache.zeppelin.notebook.Paragraph in project zeppelin by apache.

the class NotebookRestApi method getParagraph.

/**
   * Get paragraph REST API
   *
   * @param noteId ID of Note
   * @return JSON with information of the paragraph
   * @throws IOException
   */
@GET
@Path("{noteId}/paragraph/{paragraphId}")
@ZeppelinApi
public Response getParagraph(@PathParam("noteId") String noteId, @PathParam("paragraphId") String paragraphId) throws IOException {
    LOG.info("get paragraph {} {}", noteId, paragraphId);
    Note note = notebook.getNote(noteId);
    checkIfNoteIsNotNull(note);
    checkIfUserCanRead(noteId, "Insufficient privileges you cannot get this paragraph");
    Paragraph p = note.getParagraph(paragraphId);
    checkIfParagraphIsNotNull(p);
    return new JsonResponse<>(Status.OK, "", p).build();
}