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

Example 6 with Paragraph

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

the class NotebookServer method broadcastSpellExecution.

private void broadcastSpellExecution(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");
    Status status = Status.valueOf((String) fromMessage.get("status"));
    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);
    p.setResult(fromMessage.get("results"));
    p.setErrorMessage((String) fromMessage.get("errorMessage"));
    p.setStatusWithoutNotification(status);
    addNewParagraphIfLastParagraphIsExecuted(note, p);
    if (!persistNoteWithAuthInfo(conn, note, p)) {
        return;
    }
    // broadcast to other clients only
    broadcastExcept(note.getId(), new Message(OP.RUN_PARAGRAPH_USING_SPELL).put("paragraph", p), conn);
}

Example 7 with Paragraph

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

the class NotebookServer method onGetParagraphRunners.

@Override
public void onGetParagraphRunners(String noteId, String paragraphId, RemoteWorksEventListener callback) {
    Notebook notebookIns = notebook();
    List<InterpreterContextRunner> runner = new LinkedList<>();
    if (notebookIns == null) {
        LOG.info("intepreter request notebook instance is null");
        callback.onFinished(notebookIns);
    }
    try {
        Note note = notebookIns.getNote(noteId);
        if (note != null) {
            if (paragraphId != null) {
                Paragraph paragraph = note.getParagraph(paragraphId);
                if (paragraph != null) {
                    runner.add(paragraph.getInterpreterContextRunner());
                }
            } else {
                for (Paragraph p : note.getParagraphs()) {
                    runner.add(p.getInterpreterContextRunner());
                }
            }
        }
        callback.onFinished(runner);
    } catch (NullPointerException e) {
        LOG.warn(e.getMessage());
        callback.onError();
    }
}

Example 8 with Paragraph

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

the class ZeppelinRestApiTest method testRunParagraphWithParams.

@Test
public void testRunParagraphWithParams() throws IOException, InterruptedException {
    LOG.info("testRunParagraphWithParams");
    // Create note to run test.
    Note note = ZeppelinServer.notebook.createNote(anonymous);
    assertNotNull("can't create new note", note);
    note.setName("note for run test");
    Paragraph paragraph = note.addParagraph(AuthenticationInfo.ANONYMOUS);
    Map config = paragraph.getConfig();
    config.put("enabled", true);
    paragraph.setConfig(config);
    paragraph.setText("%spark\nval param = z.input(\"param\").toString\nprintln(param)");
    note.persist(anonymous);
    String noteId = note.getId();
    note.runAll();
    // wait until job is finished or timeout.
    int timeout = 1;
    while (!paragraph.isTerminated()) {
        Thread.sleep(1000);
        if (timeout++ > 120) {
            LOG.info("testRunParagraphWithParams timeout job.");
            break;
        }
    }
    // Call Run paragraph REST API
    PostMethod postParagraph = httpPost("/notebook/job/" + noteId + "/" + paragraph.getId(), "{\"params\": {\"param\": \"hello\", \"param2\": \"world\"}}");
    assertThat("test paragraph run:", postParagraph, isAllowed());
    postParagraph.releaseConnection();
    Thread.sleep(1000);
    Note retrNote = ZeppelinServer.notebook.getNote(noteId);
    Paragraph retrParagraph = retrNote.getParagraph(paragraph.getId());
    Map<String, Object> params = retrParagraph.settings.getParams();
    assertEquals("hello", params.get("param"));
    assertEquals("world", params.get("param2"));
    //cleanup
    ZeppelinServer.notebook.removeNote(note.getId(), anonymous);
}

Example 9 with Paragraph

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

the class ZeppelinRestApiTest method testexportNote.

@Test
public void testexportNote() throws IOException {
    LOG.info("testexportNote");
    Note note = ZeppelinServer.notebook.createNote(anonymous);
    assertNotNull("can't create new note", note);
    note.setName("source note for export");
    Paragraph paragraph = note.addParagraph(AuthenticationInfo.ANONYMOUS);
    Map config = paragraph.getConfig();
    config.put("enabled", true);
    paragraph.setConfig(config);
    paragraph.setText("%md This is my new paragraph in my new note");
    note.persist(anonymous);
    String sourceNoteId = note.getId();
    // Call export Note REST API
    GetMethod get = httpGet("/notebook/export/" + sourceNoteId);
    LOG.info("testNoteExport \n" + get.getResponseBodyAsString());
    assertThat("test note export method:", get, isAllowed());
    Map<String, Object> resp = gson.fromJson(get.getResponseBodyAsString(), new TypeToken<Map<String, Object>>() {
    }.getType());
    String exportJSON = (String) resp.get("body");
    assertNotNull("Can not find new notejson", exportJSON);
    LOG.info("export JSON:=" + exportJSON);
    ZeppelinServer.notebook.removeNote(sourceNoteId, anonymous);
    get.releaseConnection();
}

Example 10 with Paragraph

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

the class ZeppelinRestApiTest method testGetNoteInfo.

@Test
public void testGetNoteInfo() throws IOException {
    LOG.info("testGetNoteInfo");
    // Create note to get info
    Note note = ZeppelinServer.notebook.createNote(anonymous);
    assertNotNull("can't create new note", note);
    note.setName("note");
    Paragraph paragraph = note.addParagraph(AuthenticationInfo.ANONYMOUS);
    Map config = paragraph.getConfig();
    config.put("enabled", true);
    paragraph.setConfig(config);
    String paragraphText = "%md This is my new paragraph in my new note";
    paragraph.setText(paragraphText);
    note.persist(anonymous);
    String sourceNoteId = note.getId();
    GetMethod get = httpGet("/notebook/" + sourceNoteId);
    LOG.info("testGetNoteInfo \n" + get.getResponseBodyAsString());
    assertThat("test note get method:", get, isAllowed());
    Map<String, Object> resp = gson.fromJson(get.getResponseBodyAsString(), new TypeToken<Map<String, Object>>() {
    }.getType());
    assertNotNull(resp);
    assertEquals("OK", resp.get("status"));
    Map<String, Object> body = (Map<String, Object>) resp.get("body");
    List<Map<String, Object>> paragraphs = (List<Map<String, Object>>) body.get("paragraphs");
    assertTrue(paragraphs.size() > 0);
    assertEquals(paragraphText, paragraphs.get(0).get("text"));
    //
    ZeppelinServer.notebook.removeNote(sourceNoteId, anonymous);
}