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Posted to commits@zeppelin.apache.org by jo...@apache.org on 2018/08/26 04:43:45 UTC

[02/49] zeppelin git commit: [ZEPPELIN-3740] Adopt `google-java-format` and `fmt-maven-plugin`

http://git-wip-us.apache.org/repos/asf/zeppelin/blob/55f6c91c/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/FolderViewTest.java
----------------------------------------------------------------------
diff --git a/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/FolderViewTest.java b/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/FolderViewTest.java
index e127be8..5eecf80 100644
--- a/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/FolderViewTest.java
+++ b/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/FolderViewTest.java
@@ -17,6 +17,11 @@
 
 package org.apache.zeppelin.notebook;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+
+import java.util.*;
 import org.apache.zeppelin.interpreter.Interpreter;
 import org.apache.zeppelin.interpreter.InterpreterFactory;
 import org.apache.zeppelin.interpreter.InterpreterSettingManager;
@@ -30,40 +35,25 @@ import org.junit.runner.RunWith;
 import org.mockito.Mock;
 import org.mockito.runners.MockitoJUnitRunner;
 
-import java.util.*;
-
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
-
 @RunWith(MockitoJUnitRunner.class)
 public class FolderViewTest {
-  @Mock
-  NotebookRepo repo;
+  @Mock NotebookRepo repo;
 
-  @Mock
-  ParagraphJobListener paragraphJobListener;
+  @Mock ParagraphJobListener paragraphJobListener;
 
-  @Mock
-  SearchService index;
+  @Mock SearchService index;
 
-  @Mock
-  Credentials credentials;
+  @Mock Credentials credentials;
 
-  @Mock
-  Interpreter interpreter;
+  @Mock Interpreter interpreter;
 
-  @Mock
-  Scheduler scheduler;
+  @Mock Scheduler scheduler;
 
-  @Mock
-  NoteEventListener noteEventListener;
+  @Mock NoteEventListener noteEventListener;
 
-  @Mock
-  InterpreterFactory interpreterFactory;
+  @Mock InterpreterFactory interpreterFactory;
 
-  @Mock
-  InterpreterSettingManager interpreterSettingManager;
+  @Mock InterpreterSettingManager interpreterSettingManager;
 
   FolderView folderView;
 
@@ -71,11 +61,11 @@ public class FolderViewTest {
   Note note2;
   Note note3;
 
-  List<String> testNoteNames = Arrays.asList(
+  List<String> testNoteNames =
+      Arrays.asList(
           "note1", "/note2",
           "a/note1", "/a/note2",
-          "a/b/note1", "/a/b/note2"
-  );
+          "a/b/note1", "/a/b/note2");
 
   Folder rootFolder;
   Folder aFolder;
@@ -89,7 +79,17 @@ public class FolderViewTest {
   Note abNote2;
 
   private Note createNote() {
-    Note note = new Note("test", "test", repo, interpreterFactory, interpreterSettingManager, paragraphJobListener, index, credentials, noteEventListener);
+    Note note =
+        new Note(
+            "test",
+            "test",
+            repo,
+            interpreterFactory,
+            interpreterSettingManager,
+            paragraphJobListener,
+            index,
+            credentials,
+            noteEventListener);
     note.setNoteNameListener(folderView);
     return note;
   }
@@ -279,9 +279,7 @@ public class FolderViewTest {
     assertEquals(sameName, aFolder.getId());
   }
 
-  /**
-   * Should rename a empty folder
-   */
+  /** Should rename a empty folder */
   @Test
   public void renameEmptyFolderTest() {
     // Create a note of which name is "x/y/z" and rename "x" -> "u"
@@ -296,9 +294,7 @@ public class FolderViewTest {
     assertNotNull(folderView.getFolder("u/y"));
   }
 
-  /**
-   * Should also rename child folders of the target folder
-   */
+  /** Should also rename child folders of the target folder */
   @Test
   public void renameFolderHasChildrenTest() {
     // "a" -> "x"

http://git-wip-us.apache.org/repos/asf/zeppelin/blob/55f6c91c/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/NoteTest.java
----------------------------------------------------------------------
diff --git a/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/NoteTest.java b/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/NoteTest.java
index d8e7f13..01e18e0 100644
--- a/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/NoteTest.java
+++ b/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/NoteTest.java
@@ -17,6 +17,9 @@
 
 package org.apache.zeppelin.notebook;
 
+import static org.junit.Assert.*;
+import static org.mockito.Mockito.*;
+
 import com.google.common.collect.Lists;
 import org.apache.zeppelin.display.AngularObject;
 import org.apache.zeppelin.display.ui.TextBox;
@@ -36,47 +39,46 @@ import org.mockito.ArgumentCaptor;
 import org.mockito.Mock;
 import org.mockito.runners.MockitoJUnitRunner;
 
-import static org.junit.Assert.*;
-import static org.mockito.Mockito.*;
-
 @RunWith(MockitoJUnitRunner.class)
 public class NoteTest {
-  @Mock
-  NotebookRepo repo;
+  @Mock NotebookRepo repo;
 
-  @Mock
-  ParagraphJobListener paragraphJobListener;
+  @Mock ParagraphJobListener paragraphJobListener;
 
-  @Mock
-  SearchService index;
+  @Mock SearchService index;
 
-  @Mock
-  Credentials credentials;
+  @Mock Credentials credentials;
 
-  @Mock
-  Interpreter interpreter;
+  @Mock Interpreter interpreter;
 
-  @Mock
-  Scheduler scheduler;
+  @Mock Scheduler scheduler;
 
-  @Mock
-  NoteEventListener noteEventListener;
+  @Mock NoteEventListener noteEventListener;
 
-  @Mock
-  InterpreterFactory interpreterFactory;
+  @Mock InterpreterFactory interpreterFactory;
 
-  @Mock
-  InterpreterSettingManager interpreterSettingManager;
+  @Mock InterpreterSettingManager interpreterSettingManager;
 
   private AuthenticationInfo anonymous = new AuthenticationInfo("anonymous");
 
   @Test
   public void runNormalTest() throws InterpreterNotFoundException {
-    when(interpreterFactory.getInterpreter(anyString(), anyString(), eq("spark"), anyString())).thenReturn(interpreter);
+    when(interpreterFactory.getInterpreter(anyString(), anyString(), eq("spark"), anyString()))
+        .thenReturn(interpreter);
     when(interpreter.getScheduler()).thenReturn(scheduler);
 
     String pText = "%spark sc.version";
-    Note note = new Note("test", "test", repo, interpreterFactory, interpreterSettingManager, paragraphJobListener, index, credentials, noteEventListener);
+    Note note =
+        new Note(
+            "test",
+            "test",
+            repo,
+            interpreterFactory,
+            interpreterSettingManager,
+            paragraphJobListener,
+            index,
+            credentials,
+            noteEventListener);
 
     Paragraph p = note.addNewParagraph(AuthenticationInfo.ANONYMOUS);
     p.setText(pText);
@@ -85,14 +87,25 @@ public class NoteTest {
 
     ArgumentCaptor<Paragraph> pCaptor = ArgumentCaptor.forClass(Paragraph.class);
     verify(scheduler, only()).submit(pCaptor.capture());
-    verify(interpreterFactory, times(1)).getInterpreter(anyString(), anyString(), eq("spark"), anyString());
+    verify(interpreterFactory, times(1))
+        .getInterpreter(anyString(), anyString(), eq("spark"), anyString());
 
     assertEquals("Paragraph text", pText, pCaptor.getValue().getText());
   }
 
   @Test
   public void addParagraphWithEmptyReplNameTest() {
-    Note note = new Note("test", "", repo, interpreterFactory, interpreterSettingManager, paragraphJobListener, index, credentials, noteEventListener);
+    Note note =
+        new Note(
+            "test",
+            "",
+            repo,
+            interpreterFactory,
+            interpreterSettingManager,
+            paragraphJobListener,
+            index,
+            credentials,
+            noteEventListener);
 
     Paragraph p = note.addNewParagraph(AuthenticationInfo.ANONYMOUS);
     assertNull(p.getText());
@@ -100,9 +113,20 @@ public class NoteTest {
 
   @Test
   public void addParagraphWithLastReplNameTest() throws InterpreterNotFoundException {
-    when(interpreterFactory.getInterpreter(anyString(), anyString(), eq("spark"), anyString())).thenReturn(interpreter);
-
-    Note note = new Note("test", "", repo, interpreterFactory, interpreterSettingManager, paragraphJobListener, index, credentials, noteEventListener);
+    when(interpreterFactory.getInterpreter(anyString(), anyString(), eq("spark"), anyString()))
+        .thenReturn(interpreter);
+
+    Note note =
+        new Note(
+            "test",
+            "",
+            repo,
+            interpreterFactory,
+            interpreterSettingManager,
+            paragraphJobListener,
+            index,
+            credentials,
+            noteEventListener);
     Paragraph p1 = note.addNewParagraph(AuthenticationInfo.ANONYMOUS);
     p1.setText("%spark ");
     Paragraph p2 = note.addNewParagraph(AuthenticationInfo.ANONYMOUS);
@@ -112,43 +136,91 @@ public class NoteTest {
 
   @Test
   public void insertParagraphWithLastReplNameTest() throws InterpreterNotFoundException {
-    when(interpreterFactory.getInterpreter(anyString(), anyString(), eq("spark"), anyString())).thenReturn(interpreter);
-
-    Note note = new Note("test", "", repo, interpreterFactory, interpreterSettingManager, paragraphJobListener, index, credentials, noteEventListener);
+    when(interpreterFactory.getInterpreter(anyString(), anyString(), eq("spark"), anyString()))
+        .thenReturn(interpreter);
+
+    Note note =
+        new Note(
+            "test",
+            "",
+            repo,
+            interpreterFactory,
+            interpreterSettingManager,
+            paragraphJobListener,
+            index,
+            credentials,
+            noteEventListener);
     Paragraph p1 = note.addNewParagraph(AuthenticationInfo.ANONYMOUS);
     p1.setText("%spark ");
-    Paragraph p2 = note.insertNewParagraph(note.getParagraphs().size(), AuthenticationInfo.ANONYMOUS);
+    Paragraph p2 =
+        note.insertNewParagraph(note.getParagraphs().size(), AuthenticationInfo.ANONYMOUS);
 
     assertEquals("%spark\n", p2.getText());
   }
 
   @Test
   public void insertParagraphWithInvalidReplNameTest() throws InterpreterNotFoundException {
-    when(interpreterFactory.getInterpreter(anyString(), anyString(), eq("invalid"), anyString())).thenReturn(null);
-
-    Note note = new Note("test", "", repo, interpreterFactory, interpreterSettingManager, paragraphJobListener, index, credentials, noteEventListener);
+    when(interpreterFactory.getInterpreter(anyString(), anyString(), eq("invalid"), anyString()))
+        .thenReturn(null);
+
+    Note note =
+        new Note(
+            "test",
+            "",
+            repo,
+            interpreterFactory,
+            interpreterSettingManager,
+            paragraphJobListener,
+            index,
+            credentials,
+            noteEventListener);
     Paragraph p1 = note.addNewParagraph(AuthenticationInfo.ANONYMOUS);
     p1.setText("%invalid ");
-    Paragraph p2 = note.insertNewParagraph(note.getParagraphs().size(), AuthenticationInfo.ANONYMOUS);
+    Paragraph p2 =
+        note.insertNewParagraph(note.getParagraphs().size(), AuthenticationInfo.ANONYMOUS);
 
     assertNull(p2.getText());
   }
 
   @Test
   public void insertParagraphwithUser() {
-    Note note = new Note("test", "", repo, interpreterFactory, interpreterSettingManager, paragraphJobListener, index, credentials, noteEventListener);
-    Paragraph p = note.insertNewParagraph(note.getParagraphs().size(), AuthenticationInfo.ANONYMOUS);
+    Note note =
+        new Note(
+            "test",
+            "",
+            repo,
+            interpreterFactory,
+            interpreterSettingManager,
+            paragraphJobListener,
+            index,
+            credentials,
+            noteEventListener);
+    Paragraph p =
+        note.insertNewParagraph(note.getParagraphs().size(), AuthenticationInfo.ANONYMOUS);
     assertEquals("anonymous", p.getUser());
   }
 
   @Test
   public void clearAllParagraphOutputTest() throws InterpreterNotFoundException {
-    when(interpreterFactory.getInterpreter(anyString(), anyString(), eq("md"), anyString())).thenReturn(interpreter);
+    when(interpreterFactory.getInterpreter(anyString(), anyString(), eq("md"), anyString()))
+        .thenReturn(interpreter);
     when(interpreter.getScheduler()).thenReturn(scheduler);
 
-    Note note = new Note("test", "", repo, interpreterFactory, interpreterSettingManager, paragraphJobListener, index, credentials, noteEventListener);
+    Note note =
+        new Note(
+            "test",
+            "",
+            repo,
+            interpreterFactory,
+            interpreterSettingManager,
+            paragraphJobListener,
+            index,
+            credentials,
+            noteEventListener);
     Paragraph p1 = note.addNewParagraph(AuthenticationInfo.ANONYMOUS);
-    InterpreterResult result = new InterpreterResult(InterpreterResult.Code.SUCCESS, InterpreterResult.Type.TEXT, "result");
+    InterpreterResult result =
+        new InterpreterResult(
+            InterpreterResult.Code.SUCCESS, InterpreterResult.Type.TEXT, "result");
     p1.setResult(result);
 
     Paragraph p2 = note.addNewParagraph(AuthenticationInfo.ANONYMOUS);
@@ -162,7 +234,17 @@ public class NoteTest {
 
   @Test
   public void getFolderIdTest() {
-    Note note = new Note("test", "", repo, interpreterFactory, interpreterSettingManager, paragraphJobListener, index, credentials, noteEventListener);
+    Note note =
+        new Note(
+            "test",
+            "",
+            repo,
+            interpreterFactory,
+            interpreterSettingManager,
+            paragraphJobListener,
+            index,
+            credentials,
+            noteEventListener);
     // Ordinary case test
     note.setName("this/is/a/folder/noteName");
     assertEquals("this/is/a/folder", note.getFolderId());
@@ -178,7 +260,17 @@ public class NoteTest {
 
   @Test
   public void getNameWithoutPathTest() {
-    Note note = new Note("test", "", repo, interpreterFactory, interpreterSettingManager, paragraphJobListener, index, credentials, noteEventListener);
+    Note note =
+        new Note(
+            "test",
+            "",
+            repo,
+            interpreterFactory,
+            interpreterSettingManager,
+            paragraphJobListener,
+            index,
+            credentials,
+            noteEventListener);
     // Notes in the root folder
     note.setName("noteOnRootFolder");
     assertEquals("noteOnRootFolder", note.getNameWithoutPath());
@@ -193,7 +285,17 @@ public class NoteTest {
 
   @Test
   public void isTrashTest() {
-    Note note = new Note("test", "", repo, interpreterFactory, interpreterSettingManager, paragraphJobListener, index, credentials, noteEventListener);
+    Note note =
+        new Note(
+            "test",
+            "",
+            repo,
+            interpreterFactory,
+            interpreterSettingManager,
+            paragraphJobListener,
+            index,
+            credentials,
+            noteEventListener);
     // Notes in the root folder
     note.setName("noteOnRootFolder");
     assertFalse(note.isTrash());
@@ -217,7 +319,17 @@ public class NoteTest {
 
   @Test
   public void personalizedModeReturnDifferentParagraphInstancePerUser() {
-    Note note = new Note("test", "", repo, interpreterFactory, interpreterSettingManager, paragraphJobListener, index, credentials, noteEventListener);
+    Note note =
+        new Note(
+            "test",
+            "",
+            repo,
+            interpreterFactory,
+            interpreterSettingManager,
+            paragraphJobListener,
+            index,
+            credentials,
+            noteEventListener);
 
     String user1 = "user1";
     String user2 = "user2";
@@ -226,13 +338,26 @@ public class NoteTest {
     Paragraph baseParagraph = note.getParagraphs().get(0);
     Paragraph user1Paragraph = baseParagraph.getUserParagraph(user1);
     Paragraph user2Paragraph = baseParagraph.getUserParagraph(user2);
-    assertNotEquals(System.identityHashCode(baseParagraph), System.identityHashCode(user1Paragraph));
-    assertNotEquals(System.identityHashCode(baseParagraph), System.identityHashCode(user2Paragraph));
-    assertNotEquals(System.identityHashCode(user1Paragraph), System.identityHashCode(user2Paragraph));
+    assertNotEquals(
+        System.identityHashCode(baseParagraph), System.identityHashCode(user1Paragraph));
+    assertNotEquals(
+        System.identityHashCode(baseParagraph), System.identityHashCode(user2Paragraph));
+    assertNotEquals(
+        System.identityHashCode(user1Paragraph), System.identityHashCode(user2Paragraph));
   }
 
   public void testNoteJson() {
-    Note note = new Note("test", "", repo, interpreterFactory, interpreterSettingManager, paragraphJobListener, index, credentials, noteEventListener);
+    Note note =
+        new Note(
+            "test",
+            "",
+            repo,
+            interpreterFactory,
+            interpreterSettingManager,
+            paragraphJobListener,
+            index,
+            credentials,
+            noteEventListener);
     note.setName("/test_note");
     note.getConfig().put("config_1", "value_1");
     note.getInfo().put("info_1", "value_1");
@@ -242,7 +367,11 @@ public class NoteTest {
     p.setResult(new InterpreterResult(InterpreterResult.Code.SUCCESS, "1.6.2"));
     p.settings.getForms().put("textbox_1", new TextBox("name", "default_name"));
     p.settings.getParams().put("textbox_1", "my_name");
-    note.getAngularObjects().put("ao_1", Lists.newArrayList(new AngularObject("name_1", "value_1", note.getId(), p.getId(), null)));
+    note.getAngularObjects()
+        .put(
+            "ao_1",
+            Lists.newArrayList(
+                new AngularObject("name_1", "value_1", note.getId(), p.getId(), null)));
 
     // test Paragraph Json
     Paragraph p2 = Paragraph.fromJson(p.toJson());

http://git-wip-us.apache.org/repos/asf/zeppelin/blob/55f6c91c/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/NotebookTest.java
----------------------------------------------------------------------
diff --git a/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/NotebookTest.java b/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/NotebookTest.java
index ab39952..78c7b5d 100644
--- a/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/NotebookTest.java
+++ b/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/NotebookTest.java
@@ -17,7 +17,29 @@
 
 package org.apache.zeppelin.notebook;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+import static org.mockito.Mockito.mock;
+
 import com.google.common.collect.Sets;
+import java.io.File;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicInteger;
 import org.apache.zeppelin.conf.ZeppelinConfiguration;
 import org.apache.zeppelin.conf.ZeppelinConfiguration.ConfVars;
 import org.apache.zeppelin.display.AngularObjectRegistry;
@@ -49,31 +71,6 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.sonatype.aether.RepositoryException;
 
-import java.io.File;
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Date;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.LinkedList;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-import java.util.concurrent.CountDownLatch;
-import java.util.concurrent.TimeUnit;
-import java.util.concurrent.atomic.AtomicInteger;
-
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNotEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.assertTrue;
-import static org.junit.Assert.fail;
-import static org.mockito.Mockito.mock;
-
-
 public class NotebookTest extends AbstractInterpreterTest implements ParagraphJobListener {
   private static final Logger logger = LoggerFactory.getLogger(NotebookTest.class);
 
@@ -98,8 +95,17 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     notebookAuthorization = NotebookAuthorization.init(conf);
     credentials = new Credentials(conf.credentialsPersist(), conf.getCredentialsPath(), null);
 
-    notebook = new Notebook(conf, notebookRepo, schedulerFactory, interpreterFactory, interpreterSettingManager, this, search,
-        notebookAuthorization, credentials);
+    notebook =
+        new Notebook(
+            conf,
+            notebookRepo,
+            schedulerFactory,
+            interpreterFactory,
+            interpreterSettingManager,
+            this,
+            search,
+            notebookAuthorization,
+            credentials);
   }
 
   @After
@@ -113,25 +119,40 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     Notebook notebook;
 
     notebookRepo = new DummyNotebookRepo();
-    notebook = new Notebook(conf, notebookRepo, schedulerFactory, interpreterFactory,
-        interpreterSettingManager, this, null,
-        notebookAuthorization, credentials);
+    notebook =
+        new Notebook(
+            conf,
+            notebookRepo,
+            schedulerFactory,
+            interpreterFactory,
+            interpreterSettingManager,
+            this,
+            null,
+            notebookAuthorization,
+            credentials);
     assertFalse("Revision is not supported in DummyNotebookRepo", notebook.isRevisionSupported());
 
     notebookRepo = new DummyNotebookRepoWithVersionControl();
-    notebook = new Notebook(conf, notebookRepo, schedulerFactory, interpreterFactory,
-        interpreterSettingManager, this, null,
-        notebookAuthorization, credentials);
-    assertTrue("Revision is supported in DummyNotebookRepoWithVersionControl",
+    notebook =
+        new Notebook(
+            conf,
+            notebookRepo,
+            schedulerFactory,
+            interpreterFactory,
+            interpreterSettingManager,
+            this,
+            null,
+            notebookAuthorization,
+            credentials);
+    assertTrue(
+        "Revision is supported in DummyNotebookRepoWithVersionControl",
         notebook.isRevisionSupported());
   }
 
   public static class DummyNotebookRepo implements NotebookRepo {
 
     @Override
-    public void init(ZeppelinConfiguration zConf) throws IOException {
-
-    }
+    public void init(ZeppelinConfiguration zConf) throws IOException {}
 
     @Override
     public List<NoteInfo> list(AuthenticationInfo subject) throws IOException {
@@ -144,19 +165,13 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     }
 
     @Override
-    public void save(Note note, AuthenticationInfo subject) throws IOException {
-
-    }
+    public void save(Note note, AuthenticationInfo subject) throws IOException {}
 
     @Override
-    public void remove(String noteId, AuthenticationInfo subject) throws IOException {
-
-    }
+    public void remove(String noteId, AuthenticationInfo subject) throws IOException {}
 
     @Override
-    public void close() {
-
-    }
+    public void close() {}
 
     @Override
     public List<NotebookRepoSettingsInfo> getSettings(AuthenticationInfo subject) {
@@ -164,13 +179,11 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     }
 
     @Override
-    public void updateSettings(Map<String, String> settings, AuthenticationInfo subject) {
-
-    }
+    public void updateSettings(Map<String, String> settings, AuthenticationInfo subject) {}
   }
 
-  public static class DummyNotebookRepoWithVersionControl implements
-      NotebookRepoWithVersionControl {
+  public static class DummyNotebookRepoWithVersionControl
+      implements NotebookRepoWithVersionControl {
 
     @Override
     public Revision checkpoint(String noteId, String checkpointMsg, AuthenticationInfo subject)
@@ -189,15 +202,13 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     }
 
     @Override
-    public Note setNoteRevision(String noteId, String revId, AuthenticationInfo subject) throws
-        IOException {
+    public Note setNoteRevision(String noteId, String revId, AuthenticationInfo subject)
+        throws IOException {
       return null;
     }
 
     @Override
-    public void init(ZeppelinConfiguration zConf) throws IOException {
-
-    }
+    public void init(ZeppelinConfiguration zConf) throws IOException {}
 
     @Override
     public List<NoteInfo> list(AuthenticationInfo subject) throws IOException {
@@ -210,19 +221,13 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     }
 
     @Override
-    public void save(Note note, AuthenticationInfo subject) throws IOException {
-
-    }
+    public void save(Note note, AuthenticationInfo subject) throws IOException {}
 
     @Override
-    public void remove(String noteId, AuthenticationInfo subject) throws IOException {
-
-    }
+    public void remove(String noteId, AuthenticationInfo subject) throws IOException {}
 
     @Override
-    public void close() {
-
-    }
+    public void close() {}
 
     @Override
     public List<NotebookRepoSettingsInfo> getSettings(AuthenticationInfo subject) {
@@ -230,9 +235,7 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     }
 
     @Override
-    public void updateSettings(Map<String, String> settings, AuthenticationInfo subject) {
-
-    }
+    public void updateSettings(Map<String, String> settings, AuthenticationInfo subject) {}
   }
 
   @Test
@@ -299,14 +302,14 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     // format has make some changes due to
     // Notebook.convertFromSingleResultToMultipleResultsFormat
     assertEquals(notes.get(1).getParagraphs().size(), copiedNote.getParagraphs().size());
-    assertEquals(notes.get(1).getParagraphs().get(0).getText(),
-        copiedNote.getParagraphs().get(0).getText());
-    assertEquals(notes.get(1).getParagraphs().get(0).settings,
-        copiedNote.getParagraphs().get(0).settings);
-    assertEquals(notes.get(1).getParagraphs().get(0).getTitle(),
+    assertEquals(
+        notes.get(1).getParagraphs().get(0).getText(), copiedNote.getParagraphs().get(0).getText());
+    assertEquals(
+        notes.get(1).getParagraphs().get(0).settings, copiedNote.getParagraphs().get(0).settings);
+    assertEquals(
+        notes.get(1).getParagraphs().get(0).getTitle(),
         copiedNote.getParagraphs().get(0).getTitle());
 
-
     // delete notebook from notebook list when reloadAllNotes() is called
     ((InMemoryNotebookRepo) notebookRepo).reset();
     notebook.reloadAllNotes(anonymous);
@@ -327,7 +330,9 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
       p1.setText("hello world");
       note.persist(anonymous);
     } catch (IOException fe) {
-      logger.warn("Failed to create note and paragraph. Possible problem with persisting note, safe to ignore", fe);
+      logger.warn(
+          "Failed to create note and paragraph. Possible problem with persisting note, safe to ignore",
+          fe);
     }
 
     try {
@@ -350,17 +355,25 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     p1.setText("hello world");
     note.persist(anonymous);
 
-    Notebook notebook2 = new Notebook(
-        conf, notebookRepo, schedulerFactory,
-        new InterpreterFactory(interpreterSettingManager),
-        interpreterSettingManager, null, null, null, null);
+    Notebook notebook2 =
+        new Notebook(
+            conf,
+            notebookRepo,
+            schedulerFactory,
+            new InterpreterFactory(interpreterSettingManager),
+            interpreterSettingManager,
+            null,
+            null,
+            null,
+            null);
 
     assertEquals(1, notebook2.getAllNotes().size());
     notebook.removeNote(note.getId(), anonymous);
   }
 
   @Test
-  public void testCreateNoteWithSubject() throws IOException, SchedulerException, RepositoryException {
+  public void testCreateNoteWithSubject()
+      throws IOException, SchedulerException, RepositoryException {
     AuthenticationInfo subject = new AuthenticationInfo("user1");
     Note note = notebook.createNote(subject);
 
@@ -471,12 +484,13 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
   }
 
   @Test
-  public void testScheduleAgainstRunningAndPendingParagraph() throws InterruptedException, IOException {
+  public void testScheduleAgainstRunningAndPendingParagraph()
+      throws InterruptedException, IOException {
     // create a note
     Note note = notebook.createNote(anonymous);
 
     // append running and pending paragraphs to the note
-    for (Status status : new Status[]{Status.RUNNING, Status.PENDING}) {
+    for (Status status : new Status[] {Status.RUNNING, Status.PENDING}) {
       Paragraph p = note.addNewParagraph(AuthenticationInfo.ANONYMOUS);
       Map config = new HashMap<>();
       p.setConfig(config);
@@ -516,14 +530,15 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     final Note note = notebook.createNote(anonymous);
 
     executeNewParagraphByCron(note, everySecondCron);
-    afterStatusChangedListener = new StatusChangedListener() {
-      @Override
-      public void onStatusChanged(Job job, Status before, Status after) {
-        if (after == Status.FINISHED) {
-          jobsToExecuteCount.countDown();
-        }
-      }
-    };
+    afterStatusChangedListener =
+        new StatusChangedListener() {
+          @Override
+          public void onStatusChanged(Job job, Status before, Status after) {
+            if (after == Status.FINISHED) {
+              jobsToExecuteCount.countDown();
+            }
+          }
+        };
 
     assertTrue(jobsToExecuteCount.await(timeout, TimeUnit.SECONDS));
 
@@ -552,16 +567,17 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
       final Note note = notebook.createNote(anonymous);
 
       executeNewParagraphByCron(note, everySecondCron);
-      afterStatusChangedListener = new StatusChangedListener() {
-        @Override
-        public void onStatusChanged(Job job, Status before, Status after) {
-          if (after == Status.FINISHED) {
-            jobsToExecuteCount.countDown();
-          }
-        }
-      };
-
-      //This job should not run because "ZEPPELIN_NOTEBOOK_CRON_ENABLE" is set to false
+      afterStatusChangedListener =
+          new StatusChangedListener() {
+            @Override
+            public void onStatusChanged(Job job, Status before, Status after) {
+              if (after == Status.FINISHED) {
+                jobsToExecuteCount.countDown();
+              }
+            }
+          };
+
+      // This job should not run because "ZEPPELIN_NOTEBOOK_CRON_ENABLE" is set to false
       assertFalse(jobsToExecuteCount.await(timeout, TimeUnit.SECONDS));
 
       terminateScheduledNote(note);
@@ -582,16 +598,17 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
       final Note note = notebook.createNote(anonymous);
 
       executeNewParagraphByCron(note, everySecondCron);
-      afterStatusChangedListener = new StatusChangedListener() {
-        @Override
-        public void onStatusChanged(Job job, Status before, Status after) {
-          if (after == Status.FINISHED) {
-            jobsToExecuteCount.countDown();
-          }
-        }
-      };
-
-      //This job should not run because it's name does not matches "ZEPPELIN_NOTEBOOK_CRON_FOLDERS"
+      afterStatusChangedListener =
+          new StatusChangedListener() {
+            @Override
+            public void onStatusChanged(Job job, Status before, Status after) {
+              if (after == Status.FINISHED) {
+                jobsToExecuteCount.countDown();
+              }
+            }
+          };
+
+      // This job should not run because it's name does not matches "ZEPPELIN_NOTEBOOK_CRON_FOLDERS"
       assertFalse(jobsToExecuteCount.await(timeout, TimeUnit.SECONDS));
 
       terminateScheduledNote(note);
@@ -602,16 +619,17 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
       final CountDownLatch jobsToExecuteCountNameSystem = new CountDownLatch(5);
 
       executeNewParagraphByCron(noteNameSystem, everySecondCron);
-      afterStatusChangedListener = new StatusChangedListener() {
-        @Override
-        public void onStatusChanged(Job job, Status before, Status after) {
-          if (after == Status.FINISHED) {
-            jobsToExecuteCountNameSystem.countDown();
-          }
-        }
-      };
-
-      //This job should run because it's name contains "System/"
+      afterStatusChangedListener =
+          new StatusChangedListener() {
+            @Override
+            public void onStatusChanged(Job job, Status before, Status after) {
+              if (after == Status.FINISHED) {
+                jobsToExecuteCountNameSystem.countDown();
+              }
+            }
+          };
+
+      // This job should run because it's name contains "System/"
       assertTrue(jobsToExecuteCountNameSystem.await(timeout, TimeUnit.SECONDS));
 
       terminateScheduledNote(noteNameSystem);
@@ -627,9 +645,9 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     notebook.removeNote(note.getId(), anonymous);
   }
 
-
   // @Test
-  public void testAutoRestartInterpreterAfterSchedule() throws InterruptedException, IOException, InterpreterNotFoundException {
+  public void testAutoRestartInterpreterAfterSchedule()
+      throws InterruptedException, IOException, InterpreterNotFoundException {
     // create a note and a paragraph
     Note note = notebook.createNote(anonymous);
 
@@ -650,10 +668,13 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     note.setConfig(config);
     notebook.refreshCron(note.getId());
 
+    RemoteInterpreter mock1 =
+        (RemoteInterpreter)
+            interpreterFactory.getInterpreter(anonymous.getUser(), note.getId(), "mock1", "test");
 
-    RemoteInterpreter mock1 = (RemoteInterpreter) interpreterFactory.getInterpreter(anonymous.getUser(), note.getId(), "mock1", "test");
-
-    RemoteInterpreter mock2 = (RemoteInterpreter) interpreterFactory.getInterpreter(anonymous.getUser(), note.getId(), "mock2", "test");
+    RemoteInterpreter mock2 =
+        (RemoteInterpreter)
+            interpreterFactory.getInterpreter(anonymous.getUser(), note.getId(), "mock2", "test");
 
     // wait until interpreters are started
     while (!mock1.isOpened() || !mock2.isOpened()) {
@@ -681,40 +702,45 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
       throws IOException, InterruptedException, InterpreterNotFoundException {
     // create a cron scheduled note.
     Note cronNote = notebook.createNote(anonymous);
-    cronNote.setConfig(new HashMap() {
-      {
-        put("cron", "1/5 * * * * ?");
-        put("cronExecutingUser", anonymous.getUser());
-        put("releaseresource", true);
-      }
-    });
+    cronNote.setConfig(
+        new HashMap() {
+          {
+            put("cron", "1/5 * * * * ?");
+            put("cronExecutingUser", anonymous.getUser());
+            put("releaseresource", true);
+          }
+        });
     RemoteInterpreter cronNoteInterpreter =
-        (RemoteInterpreter) interpreterFactory.getInterpreter(anonymous.getUser(),
-            cronNote.getId(), "mock1", "test");
+        (RemoteInterpreter)
+            interpreterFactory.getInterpreter(
+                anonymous.getUser(), cronNote.getId(), "mock1", "test");
 
     // create a paragraph of the cron scheduled note.
     Paragraph cronNoteParagraph = cronNote.addNewParagraph(AuthenticationInfo.ANONYMOUS);
-    cronNoteParagraph.setConfig(new HashMap() {
-      {
-        put("enabled", true);
-      }
-    });
+    cronNoteParagraph.setConfig(
+        new HashMap() {
+          {
+            put("enabled", true);
+          }
+        });
     cronNoteParagraph.setText("%mock1 sleep 1000");
 
     // create another note
     Note anotherNote = notebook.createNote(anonymous);
     interpreterSettingManager.getByName("mock2").getOption().setPerNote("scoped");
     RemoteInterpreter anotherNoteInterpreter =
-        (RemoteInterpreter) interpreterFactory.getInterpreter(anonymous.getUser(),
-            anotherNote.getId(), "mock2", "test");
+        (RemoteInterpreter)
+            interpreterFactory.getInterpreter(
+                anonymous.getUser(), anotherNote.getId(), "mock2", "test");
 
     // create a paragraph of another note
     Paragraph anotherNoteParagraph = anotherNote.addNewParagraph(AuthenticationInfo.ANONYMOUS);
-    anotherNoteParagraph.setConfig(new HashMap() {
-      {
-        put("enabled", true);
-      }
-    });
+    anotherNoteParagraph.setConfig(
+        new HashMap() {
+          {
+            put("enabled", true);
+          }
+        });
     anotherNoteParagraph.setText("%mock2 echo 1");
 
     // run the paragraph of another note
@@ -744,13 +770,14 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     assertTrue(anotherNoteInterpreter.isOpened());
 
     // remove cron scheduler
-    cronNote.setConfig(new HashMap() {
-      {
-        put("cron", null);
-        put("cronExecutingUser", null);
-        put("releaseresource", null);
-      }
-    });
+    cronNote.setConfig(
+        new HashMap() {
+          {
+            put("cron", null);
+            put("cronExecutingUser", null);
+            put("releaseresource", null);
+          }
+        });
     notebook.refreshCron(cronNote.getId());
 
     // remove notebooks
@@ -759,8 +786,9 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
   }
 
   @Test
-  public void testExportAndImportNote() throws IOException, CloneNotSupportedException,
-      InterruptedException, InterpreterException, SchedulerException, RepositoryException {
+  public void testExportAndImportNote()
+      throws IOException, CloneNotSupportedException, InterruptedException, InterpreterException,
+          SchedulerException, RepositoryException {
     Note note = notebook.createNote(anonymous);
 
     final Paragraph p = note.addNewParagraph(AuthenticationInfo.ANONYMOUS);
@@ -778,7 +806,8 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     // Test
     assertEquals(p.getId(), p2.getId());
     assertEquals(p.getText(), p2.getText());
-    assertEquals(p.getReturn().message().get(0).getData(), p2.getReturn().message().get(0).getData());
+    assertEquals(
+        p.getReturn().message().get(0).getData(), p2.getReturn().message().get(0).getData());
 
     // Verify import note with subject
     AuthenticationInfo subject = new AuthenticationInfo("user1");
@@ -794,8 +823,9 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
   }
 
   @Test
-  public void testCloneNote() throws IOException, CloneNotSupportedException,
-      InterruptedException, InterpreterException, SchedulerException, RepositoryException {
+  public void testCloneNote()
+      throws IOException, CloneNotSupportedException, InterruptedException, InterpreterException,
+          SchedulerException, RepositoryException {
     Note note = notebook.createNote(anonymous);
 
     final Paragraph p = note.addNewParagraph(AuthenticationInfo.ANONYMOUS);
@@ -810,7 +840,8 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     // Keep same ParagraphId
     assertEquals(cp.getId(), p.getId());
     assertEquals(cp.getText(), p.getText());
-    assertEquals(cp.getReturn().message().get(0).getData(), p.getReturn().message().get(0).getData());
+    assertEquals(
+        cp.getReturn().message().get(0).getData(), p.getReturn().message().get(0).getData());
 
     // Verify clone note with subject
     AuthenticationInfo subject = new AuthenticationInfo("user1");
@@ -826,8 +857,8 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
   }
 
   @Test
-  public void testCloneNoteWithNoName() throws IOException, CloneNotSupportedException,
-      InterruptedException {
+  public void testCloneNoteWithNoName()
+      throws IOException, CloneNotSupportedException, InterruptedException {
     Note note = notebook.createNote(anonymous);
 
     Note cloneNote = notebook.cloneNote(note.getId(), null, anonymous);
@@ -835,7 +866,7 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     notebook.removeNote(note.getId(), anonymous);
     notebook.removeNote(cloneNote.getId(), anonymous);
   }
-  
+
   @Test
   public void testResourceRemovealOnParagraphNoteRemove() throws IOException {
     Note note = notebook.createNote(anonymous);
@@ -861,14 +892,16 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
   }
 
   @Test
-  public void testAngularObjectRemovalOnNotebookRemove() throws InterruptedException,
-      IOException {
+  public void testAngularObjectRemovalOnNotebookRemove() throws InterruptedException, IOException {
     // create a note and a paragraph
     Note note = notebook.createNote(anonymous);
 
-    AngularObjectRegistry registry = interpreterSettingManager
-        .getInterpreterSettings(note.getId()).get(0).getOrCreateInterpreterGroup(anonymous.getUser(), "sharedProcess")
-        .getAngularObjectRegistry();
+    AngularObjectRegistry registry =
+        interpreterSettingManager
+            .getInterpreterSettings(note.getId())
+            .get(0)
+            .getOrCreateInterpreterGroup(anonymous.getUser(), "sharedProcess")
+            .getAngularObjectRegistry();
 
     Paragraph p1 = note.addNewParagraph(AuthenticationInfo.ANONYMOUS);
 
@@ -893,14 +926,16 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
   }
 
   @Test
-  public void testAngularObjectRemovalOnParagraphRemove() throws InterruptedException,
-      IOException {
+  public void testAngularObjectRemovalOnParagraphRemove() throws InterruptedException, IOException {
     // create a note and a paragraph
     Note note = notebook.createNote(anonymous);
 
-    AngularObjectRegistry registry = interpreterSettingManager
-        .getInterpreterSettings(note.getId()).get(0).getOrCreateInterpreterGroup(anonymous.getUser(), "sharedProcess")
-        .getAngularObjectRegistry();
+    AngularObjectRegistry registry =
+        interpreterSettingManager
+            .getInterpreterSettings(note.getId())
+            .get(0)
+            .getOrCreateInterpreterGroup(anonymous.getUser(), "sharedProcess")
+            .getAngularObjectRegistry();
 
     Paragraph p1 = note.addNewParagraph(AuthenticationInfo.ANONYMOUS);
 
@@ -926,14 +961,17 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
   }
 
   @Test
-  public void testAngularObjectRemovalOnInterpreterRestart() throws InterruptedException,
-      IOException, InterpreterException {
+  public void testAngularObjectRemovalOnInterpreterRestart()
+      throws InterruptedException, IOException, InterpreterException {
     // create a note and a paragraph
     Note note = notebook.createNote(anonymous);
 
-    AngularObjectRegistry registry = interpreterSettingManager
-        .getInterpreterSettings(note.getId()).get(0).getOrCreateInterpreterGroup(anonymous.getUser(), "sharedProcess")
-        .getAngularObjectRegistry();
+    AngularObjectRegistry registry =
+        interpreterSettingManager
+            .getInterpreterSettings(note.getId())
+            .get(0)
+            .getOrCreateInterpreterGroup(anonymous.getUser(), "sharedProcess")
+            .getAngularObjectRegistry();
 
     // add local scope object
     registry.add("o1", "object1", note.getId(), null);
@@ -941,10 +979,14 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     registry.add("o2", "object2", null, null);
 
     // restart interpreter
-    interpreterSettingManager.restart(interpreterSettingManager.getInterpreterSettings(note.getId()).get(0).getId());
-    registry = interpreterSettingManager.getInterpreterSettings(note.getId()).get(0)
-        .getOrCreateInterpreterGroup(anonymous.getUser(), "sharedProcess")
-        .getAngularObjectRegistry();
+    interpreterSettingManager.restart(
+        interpreterSettingManager.getInterpreterSettings(note.getId()).get(0).getId());
+    registry =
+        interpreterSettingManager
+            .getInterpreterSettings(note.getId())
+            .get(0)
+            .getOrCreateInterpreterGroup(anonymous.getUser(), "sharedProcess")
+            .getAngularObjectRegistry();
 
     // New InterpreterGroup will be created and its AngularObjectRegistry will be created
     assertNull(registry.get("o1", note.getId(), null));
@@ -958,50 +1000,46 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     Note note = notebook.createNote(anonymous);
     NotebookAuthorization notebookAuthorization = notebook.getNotebookAuthorization();
     // empty owners, readers or writers means note is public
-    assertEquals(notebookAuthorization.isOwner(note.getId(),
-        new HashSet<>(Arrays.asList("user2"))), true);
-    assertEquals(notebookAuthorization.isReader(note.getId(),
-        new HashSet<>(Arrays.asList("user2"))), true);
-    assertEquals(notebookAuthorization.isRunner(note.getId(),
-        new HashSet<>(Arrays.asList("user2"))), true);
-    assertEquals(notebookAuthorization.isWriter(note.getId(),
-        new HashSet<>(Arrays.asList("user2"))), true);
-
-    notebookAuthorization.setOwners(note.getId(),
-        new HashSet<>(Arrays.asList("user1")));
-    notebookAuthorization.setReaders(note.getId(),
-        new HashSet<>(Arrays.asList("user1", "user2")));
-    notebookAuthorization.setRunners(note.getId(),
-        new HashSet<>(Arrays.asList("user3")));
-    notebookAuthorization.setWriters(note.getId(),
-        new HashSet<>(Arrays.asList("user1")));
-
-    assertEquals(notebookAuthorization.isOwner(note.getId(),
-        new HashSet<>(Arrays.asList("user2"))), false);
-    assertEquals(notebookAuthorization.isOwner(note.getId(),
-        new HashSet<>(Arrays.asList("user1"))), true);
-
-    assertEquals(notebookAuthorization.isReader(note.getId(),
-        new HashSet<>(Arrays.asList("user4"))), false);
-    assertEquals(notebookAuthorization.isReader(note.getId(),
-        new HashSet<>(Arrays.asList("user2"))), true);
-
-    assertEquals(notebookAuthorization.isRunner(note.getId(),
-        new HashSet<>(Arrays.asList("user3"))), true);
-    assertEquals(notebookAuthorization.isRunner(note.getId(),
-        new HashSet<>(Arrays.asList("user2"))), false);
-
-    assertEquals(notebookAuthorization.isWriter(note.getId(),
-        new HashSet<>(Arrays.asList("user2"))), false);
-    assertEquals(notebookAuthorization.isWriter(note.getId(),
-        new HashSet<>(Arrays.asList("user1"))), true);
+    assertEquals(
+        notebookAuthorization.isOwner(note.getId(), new HashSet<>(Arrays.asList("user2"))), true);
+    assertEquals(
+        notebookAuthorization.isReader(note.getId(), new HashSet<>(Arrays.asList("user2"))), true);
+    assertEquals(
+        notebookAuthorization.isRunner(note.getId(), new HashSet<>(Arrays.asList("user2"))), true);
+    assertEquals(
+        notebookAuthorization.isWriter(note.getId(), new HashSet<>(Arrays.asList("user2"))), true);
+
+    notebookAuthorization.setOwners(note.getId(), new HashSet<>(Arrays.asList("user1")));
+    notebookAuthorization.setReaders(note.getId(), new HashSet<>(Arrays.asList("user1", "user2")));
+    notebookAuthorization.setRunners(note.getId(), new HashSet<>(Arrays.asList("user3")));
+    notebookAuthorization.setWriters(note.getId(), new HashSet<>(Arrays.asList("user1")));
+
+    assertEquals(
+        notebookAuthorization.isOwner(note.getId(), new HashSet<>(Arrays.asList("user2"))), false);
+    assertEquals(
+        notebookAuthorization.isOwner(note.getId(), new HashSet<>(Arrays.asList("user1"))), true);
+
+    assertEquals(
+        notebookAuthorization.isReader(note.getId(), new HashSet<>(Arrays.asList("user4"))), false);
+    assertEquals(
+        notebookAuthorization.isReader(note.getId(), new HashSet<>(Arrays.asList("user2"))), true);
+
+    assertEquals(
+        notebookAuthorization.isRunner(note.getId(), new HashSet<>(Arrays.asList("user3"))), true);
+    assertEquals(
+        notebookAuthorization.isRunner(note.getId(), new HashSet<>(Arrays.asList("user2"))), false);
+
+    assertEquals(
+        notebookAuthorization.isWriter(note.getId(), new HashSet<>(Arrays.asList("user2"))), false);
+    assertEquals(
+        notebookAuthorization.isWriter(note.getId(), new HashSet<>(Arrays.asList("user1"))), true);
 
     // Test clearing of permissions
     notebookAuthorization.setReaders(note.getId(), Sets.<String>newHashSet());
-    assertEquals(notebookAuthorization.isReader(note.getId(),
-        new HashSet<>(Arrays.asList("user2"))), true);
-    assertEquals(notebookAuthorization.isReader(note.getId(),
-        new HashSet<>(Arrays.asList("user4"))), true);
+    assertEquals(
+        notebookAuthorization.isReader(note.getId(), new HashSet<>(Arrays.asList("user2"))), true);
+    assertEquals(
+        notebookAuthorization.isReader(note.getId(), new HashSet<>(Arrays.asList("user4"))), true);
 
     notebook.removeNote(note.getId(), anonymous);
   }
@@ -1018,24 +1056,16 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     Note note = notebook.createNote(new AuthenticationInfo(user1));
 
     // check that user1 is owner, reader, runner and writer
-    assertEquals(notebookAuthorization.isOwner(note.getId(),
-        Sets.newHashSet(user1)), true);
-    assertEquals(notebookAuthorization.isReader(note.getId(),
-        Sets.newHashSet(user1)), true);
-    assertEquals(notebookAuthorization.isRunner(note.getId(),
-        Sets.newHashSet(user2)), true);
-    assertEquals(notebookAuthorization.isWriter(note.getId(),
-        Sets.newHashSet(user1)), true);
+    assertEquals(notebookAuthorization.isOwner(note.getId(), Sets.newHashSet(user1)), true);
+    assertEquals(notebookAuthorization.isReader(note.getId(), Sets.newHashSet(user1)), true);
+    assertEquals(notebookAuthorization.isRunner(note.getId(), Sets.newHashSet(user2)), true);
+    assertEquals(notebookAuthorization.isWriter(note.getId(), Sets.newHashSet(user1)), true);
 
     // since user1 and user2 both have admin role, user2 will be reader and writer as well
-    assertEquals(notebookAuthorization.isOwner(note.getId(),
-        Sets.newHashSet(user2)), false);
-    assertEquals(notebookAuthorization.isReader(note.getId(),
-        Sets.newHashSet(user2)), true);
-    assertEquals(notebookAuthorization.isRunner(note.getId(),
-        Sets.newHashSet(user2)), true);
-    assertEquals(notebookAuthorization.isWriter(note.getId(),
-        Sets.newHashSet(user2)), true);
+    assertEquals(notebookAuthorization.isOwner(note.getId(), Sets.newHashSet(user2)), false);
+    assertEquals(notebookAuthorization.isReader(note.getId(), Sets.newHashSet(user2)), true);
+    assertEquals(notebookAuthorization.isRunner(note.getId(), Sets.newHashSet(user2)), true);
+    assertEquals(notebookAuthorization.isWriter(note.getId(), Sets.newHashSet(user2)), true);
 
     // check that user1 has note listed in his workbench
     Set<String> user1AndRoles = notebookAuthorization.getRoles(user1);
@@ -1053,8 +1083,8 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
   }
 
   @Test
-  public void testAbortParagraphStatusOnInterpreterRestart() throws InterruptedException,
-      IOException, InterpreterException {
+  public void testAbortParagraphStatusOnInterpreterRestart()
+      throws InterruptedException, IOException, InterpreterException {
     Note note = notebook.createNote(anonymous);
 
     // create three paragraphs
@@ -1065,7 +1095,6 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     Paragraph p3 = note.addNewParagraph(anonymous);
     p3.setText("%mock1 sleep 1000");
 
-
     note.runAll(AuthenticationInfo.ANONYMOUS, false);
 
     // wait until first paragraph finishes and second paragraph starts
@@ -1076,7 +1105,8 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     assertEquals(Status.PENDING, p3.getStatus());
 
     // restart interpreter
-    interpreterSettingManager.restart(interpreterSettingManager.getInterpreterSettingByName("mock1").getId());
+    interpreterSettingManager.restart(
+        interpreterSettingManager.getInterpreterSettingByName("mock1").getId());
 
     // make sure three different status aborted well.
     assertEquals(Status.FINISHED, p1.getStatus());
@@ -1087,7 +1117,8 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
   }
 
   @Test
-  public void testPerSessionInterpreterCloseOnNoteRemoval() throws IOException, InterpreterException {
+  public void testPerSessionInterpreterCloseOnNoteRemoval()
+      throws IOException, InterpreterException {
     // create a notes
     Note note1 = notebook.createNote(anonymous);
     Paragraph p1 = note1.addNewParagraph(AuthenticationInfo.ANONYMOUS);
@@ -1095,7 +1126,8 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     p1.setAuthenticationInfo(anonymous);
 
     // restart interpreter with per user session enabled
-    for (InterpreterSetting setting : interpreterSettingManager.getInterpreterSettings(note1.getId())) {
+    for (InterpreterSetting setting :
+        interpreterSettingManager.getInterpreterSettings(note1.getId())) {
       setting.getOption().setPerNote(setting.getOption().SCOPED);
       notebook.getInterpreterSettingManager().restart(setting.getId());
     }
@@ -1139,11 +1171,12 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     while (p1.getStatus() != Status.FINISHED) Thread.yield();
     while (p2.getStatus() != Status.FINISHED) Thread.yield();
 
-    assertEquals(p1.getReturn().message().get(0).getData(), p2.getReturn().message().get(0).getData());
-
+    assertEquals(
+        p1.getReturn().message().get(0).getData(), p2.getReturn().message().get(0).getData());
 
     // restart interpreter with per note session enabled
-    for (InterpreterSetting setting : notebook.getInterpreterSettingManager().getInterpreterSettings(note1.getId())) {
+    for (InterpreterSetting setting :
+        notebook.getInterpreterSettingManager().getInterpreterSettings(note1.getId())) {
       setting.getOption().setPerNote(InterpreterOption.SCOPED);
       notebook.getInterpreterSettingManager().restart(setting.getId());
     }
@@ -1161,7 +1194,6 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     notebook.removeNote(note2.getId(), anonymous);
   }
 
-
   @Test
   public void testPerNoteSessionInterpreter() throws IOException, InterpreterException {
     // create two notes
@@ -1183,10 +1215,12 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     while (p1.getStatus() != Status.FINISHED) Thread.yield();
     while (p2.getStatus() != Status.FINISHED) Thread.yield();
 
-    assertEquals(p1.getReturn().message().get(0).getData(), p2.getReturn().message().get(0).getData());
+    assertEquals(
+        p1.getReturn().message().get(0).getData(), p2.getReturn().message().get(0).getData());
 
     // restart interpreter with scoped mode enabled
-    for (InterpreterSetting setting : notebook.getInterpreterSettingManager().getInterpreterSettings(note1.getId())) {
+    for (InterpreterSetting setting :
+        notebook.getInterpreterSettingManager().getInterpreterSettings(note1.getId())) {
       setting.getOption().setPerNote(InterpreterOption.SCOPED);
       notebook.getInterpreterSettingManager().restart(setting.getId());
     }
@@ -1198,10 +1232,12 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     while (p1.getStatus() != Status.FINISHED) Thread.yield();
     while (p2.getStatus() != Status.FINISHED) Thread.yield();
 
-    assertNotEquals(p1.getReturn().message().get(0).getData(), p2.getReturn().message().get(0).getData());
+    assertNotEquals(
+        p1.getReturn().message().get(0).getData(), p2.getReturn().message().get(0).getData());
 
     // restart interpreter with isolated mode enabled
-    for (InterpreterSetting setting : notebook.getInterpreterSettingManager().getInterpreterSettings(note1.getId())) {
+    for (InterpreterSetting setting :
+        notebook.getInterpreterSettingManager().getInterpreterSettings(note1.getId())) {
       setting.getOption().setPerNote(InterpreterOption.ISOLATED);
       setting.getInterpreterSettingManager().restart(setting.getId());
     }
@@ -1213,7 +1249,8 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     while (p1.getStatus() != Status.FINISHED) Thread.yield();
     while (p2.getStatus() != Status.FINISHED) Thread.yield();
 
-    assertNotEquals(p1.getReturn().message().get(0).getData(), p2.getReturn().message().get(0).getData());
+    assertNotEquals(
+        p1.getReturn().message().get(0).getData(), p2.getReturn().message().get(0).getData());
 
     notebook.removeNote(note1.getId(), anonymous);
     notebook.removeNote(note2.getId(), anonymous);
@@ -1226,31 +1263,31 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     final AtomicInteger onParagraphRemove = new AtomicInteger(0);
     final AtomicInteger onParagraphCreate = new AtomicInteger(0);
 
-    notebook.addNotebookEventListener(new NotebookEventListener() {
-      @Override
-      public void onNoteRemove(Note note) {
-        onNoteRemove.incrementAndGet();
-      }
+    notebook.addNotebookEventListener(
+        new NotebookEventListener() {
+          @Override
+          public void onNoteRemove(Note note) {
+            onNoteRemove.incrementAndGet();
+          }
 
-      @Override
-      public void onNoteCreate(Note note) {
-        onNoteCreate.incrementAndGet();
-      }
+          @Override
+          public void onNoteCreate(Note note) {
+            onNoteCreate.incrementAndGet();
+          }
 
-      @Override
-      public void onParagraphRemove(Paragraph p) {
-        onParagraphRemove.incrementAndGet();
-      }
+          @Override
+          public void onParagraphRemove(Paragraph p) {
+            onParagraphRemove.incrementAndGet();
+          }
 
-      @Override
-      public void onParagraphCreate(Paragraph p) {
-        onParagraphCreate.incrementAndGet();
-      }
+          @Override
+          public void onParagraphCreate(Paragraph p) {
+            onParagraphCreate.incrementAndGet();
+          }
 
-      @Override
-      public void onParagraphStatusChange(Paragraph p, Status status) {
-      }
-    });
+          @Override
+          public void onParagraphStatusChange(Paragraph p, Status status) {}
+        });
 
     Note note1 = notebook.createNote(anonymous);
     assertEquals(1, onNoteCreate.get());
@@ -1319,7 +1356,6 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     notebook.removeNote(note2.getId(), anonymous);
   }
 
-
   @Test
   public void testGetAllNotesWithDifferentPermissions() throws IOException {
     HashSet<String> user1 = Sets.newHashSet("user1");
@@ -1329,7 +1365,7 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     assertEquals(notes1.size(), 0);
     assertEquals(notes2.size(), 0);
 
-    //creates note and sets user1 owner
+    // creates note and sets user1 owner
     Note note = notebook.createNote(new AuthenticationInfo("user1"));
 
     // note is public since readers and writers empty
@@ -1339,7 +1375,7 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     assertEquals(notes2.size(), 1);
 
     notebook.getNotebookAuthorization().setReaders(note.getId(), Sets.newHashSet("user1"));
-    //note is public since writers empty
+    // note is public since writers empty
     notes1 = notebook.getAllNotes(user1);
     notes2 = notebook.getAllNotes(user2);
     assertEquals(notes1.size(), 1);
@@ -1418,28 +1454,28 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     assertEquals(notebookAuthorization.getRunners(notePrivate.getId()).size(), 1);
     assertEquals(notebookAuthorization.getWriters(notePrivate.getId()).size(), 1);
 
-    //set back public to true
+    // set back public to true
     System.setProperty(ConfVars.ZEPPELIN_NOTEBOOK_PUBLIC.getVarName(), "true");
     ZeppelinConfiguration.create();
   }
-  
+
   @Test
   public void testCloneImportCheck() throws IOException {
     Note sourceNote = notebook.createNote(new AuthenticationInfo("user"));
     sourceNote.setName("TestNote");
-    
-    assertEquals("TestNote",sourceNote.getName());
+
+    assertEquals("TestNote", sourceNote.getName());
 
     Paragraph sourceParagraph = sourceNote.addNewParagraph(AuthenticationInfo.ANONYMOUS);
     assertEquals("anonymous", sourceParagraph.getUser());
 
     Note destNote = notebook.createNote(new AuthenticationInfo("user"));
     destNote.setName("ClonedNote");
-    assertEquals("ClonedNote",destNote.getName());
+    assertEquals("ClonedNote", destNote.getName());
 
     List<Paragraph> paragraphs = sourceNote.getParagraphs();
     for (Paragraph p : paragraphs) {
-    	  destNote.addCloneParagraph(p, AuthenticationInfo.ANONYMOUS);
+      destNote.addCloneParagraph(p, AuthenticationInfo.ANONYMOUS);
       assertEquals("anonymous", p.getUser());
     }
   }
@@ -1458,26 +1494,17 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     }
   }
 
-
-
   @Override
-  public void onOutputAppend(Paragraph paragraph, int idx, String output) {
-
-  }
+  public void onOutputAppend(Paragraph paragraph, int idx, String output) {}
 
   @Override
-  public void onOutputUpdate(Paragraph paragraph, int idx, InterpreterResultMessage msg) {
-
-  }
+  public void onOutputUpdate(Paragraph paragraph, int idx, InterpreterResultMessage msg) {}
 
   @Override
-  public void onOutputUpdateAll(Paragraph paragraph, List<InterpreterResultMessage> msgs) {
-
-  }
+  public void onOutputUpdateAll(Paragraph paragraph, List<InterpreterResultMessage> msgs) {}
 
   @Override
-  public void onProgressUpdate(Paragraph paragraph, int progress) {
-  }
+  public void onProgressUpdate(Paragraph paragraph, int progress) {}
 
   @Override
   public void onStatusChange(Paragraph paragraph, Status before, Status after) {
@@ -1486,7 +1513,6 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     }
   }
 
-
   private interface StatusChangedListener {
     void onStatusChanged(Job job, Status before, Status after);
   }
@@ -1496,9 +1522,7 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     private Map<String, Note> notes = new HashMap<>();
 
     @Override
-    public void init(ZeppelinConfiguration zConf) throws IOException {
-
-    }
+    public void init(ZeppelinConfiguration zConf) throws IOException {}
 
     @Override
     public List<NoteInfo> list(AuthenticationInfo subject) throws IOException {
@@ -1525,9 +1549,7 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     }
 
     @Override
-    public void close() {
-
-    }
+    public void close() {}
 
     @Override
     public List<NotebookRepoSettingsInfo> getSettings(AuthenticationInfo subject) {
@@ -1535,9 +1557,7 @@ public class NotebookTest extends AbstractInterpreterTest implements ParagraphJo
     }
 
     @Override
-    public void updateSettings(Map<String, String> settings, AuthenticationInfo subject) {
-
-    }
+    public void updateSettings(Map<String, String> settings, AuthenticationInfo subject) {}
 
     public void reset() {
       this.notes.clear();

http://git-wip-us.apache.org/repos/asf/zeppelin/blob/55f6c91c/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/ParagraphTest.java
----------------------------------------------------------------------
diff --git a/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/ParagraphTest.java b/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/ParagraphTest.java
index 609f16c..962c39c 100644
--- a/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/ParagraphTest.java
+++ b/zeppelin-zengine/src/test/java/org/apache/zeppelin/notebook/ParagraphTest.java
@@ -17,7 +17,6 @@
 
 package org.apache.zeppelin.notebook;
 
-
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotEquals;
 import static org.junit.Assert.assertNotNull;
@@ -31,10 +30,10 @@ import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 import com.google.common.collect.Lists;
-
 import java.util.Arrays;
+import java.util.HashMap;
 import java.util.List;
-
+import java.util.Map;
 import org.apache.commons.lang3.tuple.Triple;
 import org.apache.zeppelin.display.AngularObject;
 import org.apache.zeppelin.display.AngularObjectBuilder;
@@ -53,10 +52,6 @@ import org.apache.zeppelin.user.AuthenticationInfo;
 import org.apache.zeppelin.user.Credentials;
 import org.junit.Rule;
 import org.junit.Test;
-
-import java.util.HashMap;
-import java.util.Map;
-
 import org.junit.rules.ExpectedException;
 import org.mockito.Mockito;
 
@@ -128,8 +123,7 @@ public class ParagraphTest extends AbstractInterpreterTest {
     assertEquals(0, paragraph.getLocalProperties().size());
   }
 
-  @Rule
-  public ExpectedException expectedEx = ExpectedException.none();
+  @Rule public ExpectedException expectedEx = ExpectedException.none();
 
   @Test
   public void testInvalidProperties() {
@@ -201,7 +195,7 @@ public class ParagraphTest extends AbstractInterpreterTest {
 
   @Test
   public void should_extract_variable_from_angular_object_registry() throws Exception {
-    //Given
+    // Given
     final String noteId = "noteId";
 
     final AngularObjectRegistry registry = mock(AngularObjectRegistry.class);
@@ -211,14 +205,15 @@ public class ParagraphTest extends AbstractInterpreterTest {
     inputs.put("age", null);
     inputs.put("job", null);
 
-    final String scriptBody = "My name is ${name} and I am ${age=20} years old. " +
-            "My occupation is ${ job = engineer | developer | artists}";
+    final String scriptBody =
+        "My name is ${name} and I am ${age=20} years old. "
+            + "My occupation is ${ job = engineer | developer | artists}";
 
     final Paragraph paragraph = new Paragraph(note, null, null);
     final String paragraphId = paragraph.getId();
 
-    final AngularObject nameAO = AngularObjectBuilder.build("name", "DuyHai DOAN", noteId,
-            paragraphId);
+    final AngularObject nameAO =
+        AngularObjectBuilder.build("name", "DuyHai DOAN", noteId, paragraphId);
 
     final AngularObject ageAO = AngularObjectBuilder.build("age", 34, noteId, null);
 
@@ -226,13 +221,14 @@ public class ParagraphTest extends AbstractInterpreterTest {
     when(registry.get("name", noteId, paragraphId)).thenReturn(nameAO);
     when(registry.get("age", noteId, null)).thenReturn(ageAO);
 
-    final String expected = "My name is DuyHai DOAN and I am 34 years old. " +
-            "My occupation is ${ job = engineer | developer | artists}";
-    //When
-    final String actual = paragraph.extractVariablesFromAngularRegistry(scriptBody, inputs,
-            registry);
+    final String expected =
+        "My name is DuyHai DOAN and I am 34 years old. "
+            + "My occupation is ${ job = engineer | developer | artists}";
+    // When
+    final String actual =
+        paragraph.extractVariablesFromAngularRegistry(scriptBody, inputs, registry);
 
-    //Then
+    // Then
     verify(registry).get("name", noteId, paragraphId);
     verify(registry).get("age", noteId, null);
     assertEquals(actual, expected);
@@ -252,7 +248,7 @@ public class ParagraphTest extends AbstractInterpreterTest {
   public void returnUnchangedResultsWithDifferentUser() throws Throwable {
     Note mockNote = mock(Note.class);
     when(mockNote.getCredentials()).thenReturn(mock(Credentials.class));
-    Paragraph spyParagraph = spy(new Paragraph("para_1", mockNote,  null, null));
+    Paragraph spyParagraph = spy(new Paragraph("para_1", mockNote, null, null));
 
     Interpreter mockInterpreter = mock(Interpreter.class);
     spyParagraph.setInterpreter(mockInterpreter);
@@ -261,10 +257,12 @@ public class ParagraphTest extends AbstractInterpreterTest {
     ManagedInterpreterGroup mockInterpreterGroup = mock(ManagedInterpreterGroup.class);
     when(mockInterpreter.getInterpreterGroup()).thenReturn(mockInterpreterGroup);
     when(mockInterpreterGroup.getId()).thenReturn("mock_id_1");
-    when(mockInterpreterGroup.getAngularObjectRegistry()).thenReturn(mock(AngularObjectRegistry.class));
+    when(mockInterpreterGroup.getAngularObjectRegistry())
+        .thenReturn(mock(AngularObjectRegistry.class));
     when(mockInterpreterGroup.getResourcePool()).thenReturn(mock(ResourcePool.class));
 
-    List<InterpreterSetting> spyInterpreterSettingList = spy(Lists.<InterpreterSetting>newArrayList());
+    List<InterpreterSetting> spyInterpreterSettingList =
+        spy(Lists.<InterpreterSetting>newArrayList());
     InterpreterSetting mockInterpreterSetting = mock(InterpreterSetting.class);
     when(mockInterpreterGroup.getInterpreterSetting()).thenReturn(mockInterpreterSetting);
     InterpreterOption mockInterpreterOption = mock(InterpreterOption.class);
@@ -272,7 +270,8 @@ public class ParagraphTest extends AbstractInterpreterTest {
     when(mockInterpreterOption.permissionIsSet()).thenReturn(false);
     when(mockInterpreterSetting.getStatus()).thenReturn(Status.READY);
     when(mockInterpreterSetting.getId()).thenReturn("mock_id_1");
-    when(mockInterpreterSetting.getOrCreateInterpreterGroup(anyString(), anyString())).thenReturn(mockInterpreterGroup);
+    when(mockInterpreterSetting.getOrCreateInterpreterGroup(anyString(), anyString()))
+        .thenReturn(mockInterpreterGroup);
     when(mockInterpreterSetting.isUserAuthorized(any(List.class))).thenReturn(true);
     spyInterpreterSettingList.add(mockInterpreterSetting);
     when(mockNote.getId()).thenReturn("any_id");
@@ -281,10 +280,13 @@ public class ParagraphTest extends AbstractInterpreterTest {
 
     ParagraphJobListener mockJobListener = mock(ParagraphJobListener.class);
     doReturn(mockJobListener).when(spyParagraph).getListener();
-    doNothing().when(mockJobListener).onOutputUpdateAll(Mockito.<Paragraph>any(), Mockito.anyList());
+    doNothing()
+        .when(mockJobListener)
+        .onOutputUpdateAll(Mockito.<Paragraph>any(), Mockito.anyList());
 
     InterpreterResult mockInterpreterResult = mock(InterpreterResult.class);
-    when(mockInterpreter.interpret(anyString(), Mockito.<InterpreterContext>any())).thenReturn(mockInterpreterResult);
+    when(mockInterpreter.interpret(anyString(), Mockito.<InterpreterContext>any()))
+        .thenReturn(mockInterpreterResult);
     when(mockInterpreterResult.code()).thenReturn(Code.SUCCESS);
 
     // Actual test
@@ -315,25 +317,25 @@ public class ParagraphTest extends AbstractInterpreterTest {
   public void testCursorPosition() {
     Paragraph paragraph = spy(new Paragraph());
     // left = buffer, middle = cursor position into source code, right = cursor position after parse
-    List<Triple<String, Integer, Integer>> dataSet = Arrays.asList(
-        Triple.of("%jdbc schema.", 13, 7),
-        Triple.of("   %jdbc schema.", 16, 7),
-        Triple.of(" \n%jdbc schema.", 15, 7),
-        Triple.of("%jdbc schema.table.  ", 19, 13),
-        Triple.of("%jdbc schema.\n\n", 13, 7),
-        Triple.of("  %jdbc schema.tab\n\n", 18, 10),
-        Triple.of("  \n%jdbc schema.\n \n", 16, 7),
-        Triple.of("  \n%jdbc schema.\n \n", 16, 7),
-        Triple.of("  \n%jdbc\n\n schema\n \n", 17, 6),
-        Triple.of("%another\n\n schema.", 18, 7),
-        Triple.of("\n\n schema.", 10, 7),
-        Triple.of("schema.", 7, 7),
-        Triple.of("schema. \n", 7, 7),
-        Triple.of("  \n   %jdbc", 11, 0),
-        Triple.of("\n   %jdbc", 9, 0),
-        Triple.of("%jdbc  \n  schema", 16, 6),
-        Triple.of("%jdbc  \n  \n   schema", 20, 6)
-    );
+    List<Triple<String, Integer, Integer>> dataSet =
+        Arrays.asList(
+            Triple.of("%jdbc schema.", 13, 7),
+            Triple.of("   %jdbc schema.", 16, 7),
+            Triple.of(" \n%jdbc schema.", 15, 7),
+            Triple.of("%jdbc schema.table.  ", 19, 13),
+            Triple.of("%jdbc schema.\n\n", 13, 7),
+            Triple.of("  %jdbc schema.tab\n\n", 18, 10),
+            Triple.of("  \n%jdbc schema.\n \n", 16, 7),
+            Triple.of("  \n%jdbc schema.\n \n", 16, 7),
+            Triple.of("  \n%jdbc\n\n schema\n \n", 17, 6),
+            Triple.of("%another\n\n schema.", 18, 7),
+            Triple.of("\n\n schema.", 10, 7),
+            Triple.of("schema.", 7, 7),
+            Triple.of("schema. \n", 7, 7),
+            Triple.of("  \n   %jdbc", 11, 0),
+            Triple.of("\n   %jdbc", 9, 0),
+            Triple.of("%jdbc  \n  schema", 16, 6),
+            Triple.of("%jdbc  \n  \n   schema", 20, 6));
 
     for (Triple<String, Integer, Integer> data : dataSet) {
       paragraph.setText(data.getLeft());
@@ -341,5 +343,4 @@ public class ParagraphTest extends AbstractInterpreterTest {
       assertEquals(data.getRight(), actual);
     }
   }
-
 }

http://git-wip-us.apache.org/repos/asf/zeppelin/blob/55f6c91c/zeppelin-zengine/src/test/java/org/apache/zeppelin/resource/DistributedResourcePoolTest.java
----------------------------------------------------------------------
diff --git a/zeppelin-zengine/src/test/java/org/apache/zeppelin/resource/DistributedResourcePoolTest.java b/zeppelin-zengine/src/test/java/org/apache/zeppelin/resource/DistributedResourcePoolTest.java
index 925515e..1b8c7a7 100644
--- a/zeppelin-zengine/src/test/java/org/apache/zeppelin/resource/DistributedResourcePoolTest.java
+++ b/zeppelin-zengine/src/test/java/org/apache/zeppelin/resource/DistributedResourcePoolTest.java
@@ -16,6 +16,9 @@
  */
 package org.apache.zeppelin.resource;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
 import com.google.gson.Gson;
 import org.apache.zeppelin.interpreter.AbstractInterpreterTest;
 import org.apache.zeppelin.interpreter.InterpreterContext;
@@ -27,30 +30,26 @@ import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertTrue;
-
-/**
- * Unittest for DistributedResourcePool
- */
+/** Unittest for DistributedResourcePool */
 public class DistributedResourcePoolTest extends AbstractInterpreterTest {
 
   private RemoteInterpreter intp1;
   private RemoteInterpreter intp2;
   private InterpreterContext context;
 
-
   @Before
   public void setUp() throws Exception {
     super.setUp();
-    InterpreterSetting interpreterSetting = interpreterSettingManager.getByName("mock_resource_pool");
-    intp1 = (RemoteInterpreter) interpreterSetting.getInterpreter("user1", "note1", "mock_resource_pool");
-    intp2 = (RemoteInterpreter) interpreterSetting.getInterpreter("user2", "note1", "mock_resource_pool");
+    InterpreterSetting interpreterSetting =
+        interpreterSettingManager.getByName("mock_resource_pool");
+    intp1 =
+        (RemoteInterpreter)
+            interpreterSetting.getInterpreter("user1", "note1", "mock_resource_pool");
+    intp2 =
+        (RemoteInterpreter)
+            interpreterSetting.getInterpreter("user2", "note1", "mock_resource_pool");
 
-    context = InterpreterContext.builder()
-        .setNoteId("note")
-        .setParagraphId("id")
-        .build();
+    context = InterpreterContext.builder().setNoteId("note").setParagraphId("id").build();
 
     intp1.open();
     intp2.open();
@@ -86,48 +85,55 @@ public class DistributedResourcePoolTest extends AbstractInterpreterTest {
     final LocalResourcePool pool2 = new LocalResourcePool("pool2");
     final LocalResourcePool pool3 = new LocalResourcePool("pool3");
 
-    DistributedResourcePool pool1 = new DistributedResourcePool("pool1", new ResourcePoolConnector() {
-      @Override
-      public ResourceSet getAllResources() {
-        ResourceSet set = pool2.getAll();
-        set.addAll(pool3.getAll());
-
-        ResourceSet remoteSet = new ResourceSet();
-        Gson gson = new Gson();
-        for (Resource s : set) {
-          RemoteResource remoteResource = RemoteResource.fromJson(s.toJson());
-          remoteResource.setResourcePoolConnector(this);
-          remoteSet.add(remoteResource);
-        }
-        return remoteSet;
-      }
-
-      @Override
-      public Object readResource(ResourceId id) {
-        if (id.getResourcePoolId().equals(pool2.id())) {
-          return pool2.get(id.getName()).get();
-        }
-        if (id.getResourcePoolId().equals(pool3.id())) {
-          return pool3.get(id.getName()).get();
-        }
-        return null;
-      }
-
-      @Override
-      public Object invokeMethod(ResourceId id, String methodName, Class[] paramTypes, Object[] params) {
-        return null;
-      }
-
-      @Override
-      public Resource invokeMethod(ResourceId id, String methodName, Class[] paramTypes, Object[]
-          params, String returnResourceName) {
-        return null;
-      }
-    });
+    DistributedResourcePool pool1 =
+        new DistributedResourcePool(
+            "pool1",
+            new ResourcePoolConnector() {
+              @Override
+              public ResourceSet getAllResources() {
+                ResourceSet set = pool2.getAll();
+                set.addAll(pool3.getAll());
+
+                ResourceSet remoteSet = new ResourceSet();
+                Gson gson = new Gson();
+                for (Resource s : set) {
+                  RemoteResource remoteResource = RemoteResource.fromJson(s.toJson());
+                  remoteResource.setResourcePoolConnector(this);
+                  remoteSet.add(remoteResource);
+                }
+                return remoteSet;
+              }
+
+              @Override
+              public Object readResource(ResourceId id) {
+                if (id.getResourcePoolId().equals(pool2.id())) {
+                  return pool2.get(id.getName()).get();
+                }
+                if (id.getResourcePoolId().equals(pool3.id())) {
+                  return pool3.get(id.getName()).get();
+                }
+                return null;
+              }
+
+              @Override
+              public Object invokeMethod(
+                  ResourceId id, String methodName, Class[] paramTypes, Object[] params) {
+                return null;
+              }
+
+              @Override
+              public Resource invokeMethod(
+                  ResourceId id,
+                  String methodName,
+                  Class[] paramTypes,
+                  Object[] params,
+                  String returnResourceName) {
+                return null;
+              }
+            });
 
     assertEquals(0, pool1.getAll().size());
 
-
     // test get() can get from pool
     pool2.put("object1", "value2");
     assertEquals(1, pool1.getAll().size());
@@ -155,7 +161,6 @@ public class DistributedResourcePoolTest extends AbstractInterpreterTest {
     intp2.interpret("put note2:paragraph1:key1 value1", context);
     intp2.interpret("put note2:paragraph2:key2 value2", context);
 
-
     // then get all resources.
     assertEquals(4, interpreterSettingManager.getAllResources().size());
 
@@ -164,23 +169,27 @@ public class DistributedResourcePoolTest extends AbstractInterpreterTest {
 
     // then resources should be removed.
     assertEquals(2, interpreterSettingManager.getAllResources().size());
-    assertEquals("", gson.fromJson(
-        intp1.interpret("get note1:paragraph1:key1", context).message().get(0).getData(),
-        String.class));
-    assertEquals("", gson.fromJson(
-        intp1.interpret("get note1:paragraph2:key1", context).message().get(0).getData(),
-        String.class));
-
+    assertEquals(
+        "",
+        gson.fromJson(
+            intp1.interpret("get note1:paragraph1:key1", context).message().get(0).getData(),
+            String.class));
+    assertEquals(
+        "",
+        gson.fromJson(
+            intp1.interpret("get note1:paragraph2:key1", context).message().get(0).getData(),
+            String.class));
 
     // when remove all resources from note2:paragraph1
     interpreterSettingManager.removeResourcesBelongsToParagraph("note2", "paragraph1");
 
     // then 1
     assertEquals(1, interpreterSettingManager.getAllResources().size());
-    assertEquals("value2", gson.fromJson(
-        intp1.interpret("get note2:paragraph2:key2", context).message().get(0).getData(),
-        String.class));
-
+    assertEquals(
+        "value2",
+        gson.fromJson(
+            intp1.interpret("get note2:paragraph2:key2", context).message().get(0).getData(),
+            String.class));
   }
 
   @Test