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Posted to commits@accumulo.apache.org by ct...@apache.org on 2013/12/05 00:58:29 UTC

[37/50] [abbrv] ACCUMULO-802 Renamed "TableNamespace" to "Namespace"

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/security/NamespacePermission.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/security/NamespacePermission.java b/core/src/main/java/org/apache/accumulo/core/security/NamespacePermission.java
new file mode 100644
index 0000000..fb6847b
--- /dev/null
+++ b/core/src/main/java/org/apache/accumulo/core/security/NamespacePermission.java
@@ -0,0 +1,66 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.accumulo.core.security;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public enum NamespacePermission {
+  // One can add new permissions, with new numbers, but please don't change or use numbers previously assigned
+  READ((byte) 0),
+  WRITE((byte) 1),
+  ALTER_NAMESPACE((byte) 2),
+  GRANT((byte) 3),
+  ALTER_TABLE((byte) 4),
+  CREATE_TABLE((byte) 5),
+  DROP_TABLE((byte) 6);
+
+  final private byte permID;
+
+  final private static NamespacePermission mapping[] = new NamespacePermission[8];
+  static {
+    for (NamespacePermission perm : NamespacePermission.values())
+      mapping[perm.permID] = perm;
+  }
+
+  private NamespacePermission(byte id) {
+    this.permID = id;
+  }
+
+  public byte getId() {
+    return this.permID;
+  }
+
+  public static List<String> printableValues() {
+    NamespacePermission[] a = NamespacePermission.values();
+
+    List<String> list = new ArrayList<String>(a.length);
+
+    for (NamespacePermission p : a)
+      list.add("Namespace." + p);
+
+    return list;
+  }
+
+  public static NamespacePermission getPermissionById(byte id) {
+    NamespacePermission result = mapping[id];
+    if (result != null)
+      return result;
+    throw new IndexOutOfBoundsException("No such permission");
+  }
+
+}

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/security/TableNamespacePermission.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/security/TableNamespacePermission.java b/core/src/main/java/org/apache/accumulo/core/security/TableNamespacePermission.java
deleted file mode 100644
index 2cf57c7..0000000
--- a/core/src/main/java/org/apache/accumulo/core/security/TableNamespacePermission.java
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.accumulo.core.security;
-
-import java.util.ArrayList;
-import java.util.List;
-
-public enum TableNamespacePermission {
-  // One can add new permissions, with new numbers, but please don't change or use numbers previously assigned
-  READ((byte) 0),
-  WRITE((byte) 1),
-  ALTER_NAMESPACE((byte) 2),
-  GRANT((byte) 3),
-  ALTER_TABLE((byte) 4),
-  CREATE_TABLE((byte) 5),
-  DROP_TABLE((byte) 6);
-
-  final private byte permID;
-
-  final private static TableNamespacePermission mapping[] = new TableNamespacePermission[8];
-  static {
-    for (TableNamespacePermission perm : TableNamespacePermission.values())
-      mapping[perm.permID] = perm;
-  }
-
-  private TableNamespacePermission(byte id) {
-    this.permID = id;
-  }
-
-  public byte getId() {
-    return this.permID;
-  }
-
-  public static List<String> printableValues() {
-    TableNamespacePermission[] a = TableNamespacePermission.values();
-
-    List<String> list = new ArrayList<String>(a.length);
-
-    for (TableNamespacePermission p : a)
-      list.add("Namespace." + p);
-
-    return list;
-  }
-
-  public static TableNamespacePermission getPermissionById(byte id) {
-    TableNamespacePermission result = mapping[id];
-    if (result != null)
-      return result;
-    throw new IndexOutOfBoundsException("No such permission");
-  }
-
-}

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/Shell.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/Shell.java b/core/src/main/java/org/apache/accumulo/core/util/shell/Shell.java
index 7d13d5f..3a32d8e 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/Shell.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/Shell.java
@@ -727,12 +727,12 @@ public class Shell extends ShellOptions {
       userlist = Collections.emptySet();
     }
 
-    Set<String> tableNamespaces = null;
+    Set<String> namespaces = null;
     try {
-      tableNamespaces = connector.tableNamespaceOperations().list();
+      namespaces = connector.namespaceOperations().list();
     } catch (Exception e) {
-      log.debug("Unable to obtain list of table namespaces", e);
-      tableNamespaces = Collections.emptySet();
+      log.debug("Unable to obtain list of namespaces", e);
+      namespaces = Collections.emptySet();
     }
 
     Map<Command.CompletionSet,Set<String>> options = new HashMap<Command.CompletionSet,Set<String>>();
@@ -743,18 +743,18 @@ public class Shell extends ShellOptions {
 
     Set<String> modifiedUserlist = new HashSet<String>();
     Set<String> modifiedTablenames = new HashSet<String>();
-    Set<String> modifiedTableNamespaces = new HashSet<String>();
+    Set<String> modifiedNamespaces = new HashSet<String>();
 
     for (String a : tableNames)
       modifiedTablenames.add(a.replaceAll("([\\s'\"])", "\\\\$1"));
     for (String a : userlist)
       modifiedUserlist.add(a.replaceAll("([\\s'\"])", "\\\\$1"));
-    for (String a : tableNamespaces)
-      modifiedTableNamespaces.add(a.replaceAll("([\\s'\"])", "\\\\$1"));
+    for (String a : namespaces)
+      modifiedNamespaces.add(a.replaceAll("([\\s'\"])", "\\\\$1"));
 
     options.put(Command.CompletionSet.USERNAMES, modifiedUserlist);
     options.put(Command.CompletionSet.TABLENAMES, modifiedTablenames);
-    options.put(Command.CompletionSet.TABLENAMESPACES, modifiedTableNamespaces);
+    options.put(Command.CompletionSet.NAMESPACES, modifiedNamespaces);
     options.put(Command.CompletionSet.COMMANDS, commands);
 
     for (Command[] cmdGroup : commandGrouping.values()) {
@@ -775,7 +775,7 @@ public class Shell extends ShellOptions {
   public static abstract class Command {
     // Helper methods for completion
     public enum CompletionSet {
-      TABLENAMES, USERNAMES, COMMANDS, TABLENAMESPACES
+      TABLENAMES, USERNAMES, COMMANDS, NAMESPACES
     }
 
     static Set<String> getCommandNames(Map<CompletionSet,Set<String>> objects) {
@@ -790,8 +790,8 @@ public class Shell extends ShellOptions {
       return objects.get(CompletionSet.USERNAMES);
     }
 
-    static Set<String> getTableNamespaces(Map<CompletionSet,Set<String>> objects) {
-      return objects.get(CompletionSet.TABLENAMESPACES);
+    static Set<String> getNamespaces(Map<CompletionSet,Set<String>> objects) {
+      return objects.get(CompletionSet.NAMESPACES);
     }
 
     public void registerCompletionGeneral(Token root, Set<String> args, boolean caseSens) {
@@ -816,8 +816,8 @@ public class Shell extends ShellOptions {
       registerCompletionGeneral(root, completionSet.get(CompletionSet.COMMANDS), false);
     }
 
-    public void registerCompletionForTableNamespaces(Token root, Map<CompletionSet,Set<String>> completionSet) {
-      registerCompletionGeneral(root, completionSet.get(CompletionSet.TABLENAMESPACES), true);
+    public void registerCompletionForNamespaces(Token root, Map<CompletionSet,Set<String>> completionSet) {
+      registerCompletionGeneral(root, completionSet.get(CompletionSet.NAMESPACES), true);
     }
 
     // abstract methods to override

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/ShellCompletor.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/ShellCompletor.java b/core/src/main/java/org/apache/accumulo/core/util/shell/ShellCompletor.java
index 4046714..c64e0c7 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/ShellCompletor.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/ShellCompletor.java
@@ -28,23 +28,24 @@ import org.apache.accumulo.core.util.shell.Shell.Command.CompletionSet;
 import org.apache.accumulo.core.util.shell.commands.QuotedStringTokenizer;
 
 public class ShellCompletor implements Completer {
-  
+
   // private static final Logger log = Logger.getLogger(ShellCompletor.class);
-  
+
   Map<CompletionSet,Set<String>> options;
   Token root = null;
-  
+
   public ShellCompletor() {}
-  
+
   public ShellCompletor(Token root) {
     this.root = root;
   }
-  
+
   public ShellCompletor(Token rootToken, Map<CompletionSet,Set<String>> options) {
     this.root = rootToken;
     this.options = options;
   }
-  
+
+  @Override
   @SuppressWarnings({"unchecked", "rawtypes"})
   public int complete(String buffer, int cursor, List candidates) {
     try {
@@ -55,33 +56,33 @@ public class ShellCompletor implements Completer {
       return cursor;
     }
   }
-  
+
   private int _complete(String fullBuffer, int cursor, List<String> candidates) {
     boolean inTableFlag = false, inUserFlag = false, inNamespaceFlag = false;
     // Only want to grab the buffer up to the cursor because
     // the user could be trying to tab complete in the middle
     // of the line
     String buffer = fullBuffer.substring(0, cursor);
-    
+
     Token current_command_token = root;
     String current_string_token = null;
     boolean end_space = buffer.endsWith(" ");
-    
+
     // tabbing with no text
     if (buffer.length() == 0) {
       candidates.addAll(root.getSubcommandNames());
       return 0;
     }
-    
+
     String prefix = "";
-    
+
     QuotedStringTokenizer qst = new QuotedStringTokenizer(buffer);
-    
+
     Iterator<String> iter = qst.iterator();
     while (iter.hasNext()) {
       current_string_token = iter.next();
       current_string_token = current_string_token.replaceAll("([\\s'\"])", "\\\\$1");
-      
+
       if (!iter.hasNext()) {
         // if we end in a space and that space isn't part of the last token
         // (which would be the case at the start of a quote) OR the buffer
@@ -89,7 +90,7 @@ public class ShellCompletor implements Completer {
         // and not complete the current command.
         if (end_space && !current_string_token.endsWith(" ") || buffer.endsWith("\"")) {
           // match subcommands
-          
+
           // we're in a subcommand so try to match the universal
           // option flags if we're there
           if (current_string_token.trim().equals("-" + Shell.tableOption)) {
@@ -98,19 +99,19 @@ public class ShellCompletor implements Completer {
           } else if (current_string_token.trim().equals("-" + Shell.userOption)) {
             candidates.addAll(options.get(Shell.Command.CompletionSet.USERNAMES));
             prefix += "-" + Shell.userOption + " ";
-          } else if (current_string_token.trim().equals("-" + Shell.tableNamespaceOption)) {
-            candidates.addAll(options.get(Shell.Command.CompletionSet.TABLENAMESPACES));
-            prefix += "-" + Shell.tableNamespaceOption + " ";
-          }else if (current_command_token != null) {
+          } else if (current_string_token.trim().equals("-" + Shell.namespaceOption)) {
+            candidates.addAll(options.get(Shell.Command.CompletionSet.NAMESPACES));
+            prefix += "-" + Shell.namespaceOption + " ";
+          } else if (current_command_token != null) {
             Token next = current_command_token.getSubcommand(current_string_token);
             if (next != null) {
               current_command_token = next;
-              
+
               if (current_command_token.getCaseSensitive())
                 prefix += current_string_token + " ";
               else
                 prefix += current_string_token.toUpperCase() + " ";
-              
+
               candidates.addAll(current_command_token.getSubcommandNames());
             }
           }
@@ -118,7 +119,7 @@ public class ShellCompletor implements Completer {
           return (prefix.length());
         }
         // need to match current command
-        // if we're in -t <table>, -u <user>, or -tn <tableNamespace> complete those
+        // if we're in -t <table>, -u <user>, or -tn <namespace> complete those
         if (inTableFlag) {
           for (String a : options.get(Shell.Command.CompletionSet.TABLENAMES))
             if (a.startsWith(current_string_token))
@@ -128,33 +129,33 @@ public class ShellCompletor implements Completer {
             if (a.startsWith(current_string_token))
               candidates.add(a);
         } else if (inNamespaceFlag) {
-          for (String a : options.get(Shell.Command.CompletionSet.TABLENAMESPACES))
+          for (String a : options.get(Shell.Command.CompletionSet.NAMESPACES))
             if (a.startsWith(current_string_token))
               candidates.add(a);
         } else if (current_command_token != null)
           candidates.addAll(current_command_token.getSubcommandNames(current_string_token));
-        
+
         Collections.sort(candidates);
         return (prefix.length());
       }
-      
+
       if (current_string_token.trim().equals("-" + Shell.tableOption))
         inTableFlag = true;
       else if (current_string_token.trim().equals("-" + Shell.userOption))
         inUserFlag = true;
-      else if (current_string_token.trim().equals("-" + Shell.tableNamespaceOption))
+      else if (current_string_token.trim().equals("-" + Shell.namespaceOption))
         inNamespaceFlag = true;
       else
         inUserFlag = inTableFlag = inNamespaceFlag = false;
-      
+
       if (current_command_token != null && current_command_token.getCaseSensitive())
         prefix += current_string_token + " ";
       else
         prefix += current_string_token.toUpperCase() + " ";
-      
+
       if (current_command_token != null && current_command_token.getSubcommandNames().contains(current_string_token))
         current_command_token = current_command_token.getSubcommand(current_string_token);
-      
+
     }
     return 0;
   }

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/ShellOptions.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/ShellOptions.java b/core/src/main/java/org/apache/accumulo/core/util/shell/ShellOptions.java
index af55d8d..4e573ed 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/ShellOptions.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/ShellOptions.java
@@ -25,9 +25,9 @@ public abstract class ShellOptions {
   // Global options flags
   public static final String userOption = "u";
   public static final String tableOption = "t";
-  public static final String tableNamespaceOption = "tn";
+  public static final String namespaceOption = "ns";
   public static final String helpOption = "?";
   public static final String helpLongOption = "help";
-  
+
   final Option helpOpt = new Option(helpOption, helpLongOption, false, "display this help");
 }

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/commands/ConfigCommand.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/ConfigCommand.java b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/ConfigCommand.java
index 1e49c4d..90d02de 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/ConfigCommand.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/ConfigCommand.java
@@ -28,9 +28,9 @@ import jline.console.ConsoleReader;
 
 import org.apache.accumulo.core.client.AccumuloException;
 import org.apache.accumulo.core.client.AccumuloSecurityException;
-import org.apache.accumulo.core.client.TableNamespaceNotFoundException;
+import org.apache.accumulo.core.client.NamespaceNotFoundException;
 import org.apache.accumulo.core.client.TableNotFoundException;
-import org.apache.accumulo.core.client.impl.TableNamespaces;
+import org.apache.accumulo.core.client.impl.Namespaces;
 import org.apache.accumulo.core.client.impl.Tables;
 import org.apache.accumulo.core.conf.AccumuloConfiguration;
 import org.apache.accumulo.core.conf.Property;
@@ -46,11 +46,11 @@ import org.apache.commons.cli.OptionGroup;
 import org.apache.commons.cli.Options;
 
 public class ConfigCommand extends Command {
-  private Option tableOpt, deleteOpt, setOpt, filterOpt, disablePaginationOpt, outputFileOpt, tableNamespaceOpt;
-  
+  private Option tableOpt, deleteOpt, setOpt, filterOpt, disablePaginationOpt, outputFileOpt, namespaceOpt;
+
   private int COL1 = 10, COL2 = 7;
   private ConsoleReader reader;
-  
+
   @Override
   public void registerCompletion(final Token root, final Map<Command.CompletionSet,Set<String>> completionSet) {
     final Token cmd = new Token(getName());
@@ -63,18 +63,19 @@ public class ConfigCommand extends Command {
     cmd.addSubcommand(sub);
     root.addSubcommand(cmd);
   }
-  
+
+  @Override
   public int execute(final String fullCommand, final CommandLine cl, final Shell shellState) throws AccumuloException, AccumuloSecurityException,
-      TableNotFoundException, IOException, ClassNotFoundException, TableNamespaceNotFoundException {
+      TableNotFoundException, IOException, ClassNotFoundException, NamespaceNotFoundException {
     reader = shellState.getReader();
-    
+
     final String tableName = cl.getOptionValue(tableOpt.getOpt());
     if (tableName != null && !shellState.getConnector().tableOperations().exists(tableName)) {
       throw new TableNotFoundException(null, tableName, null);
     }
-    final String tableNamespace = cl.getOptionValue(tableNamespaceOpt.getOpt());
-    if (tableNamespace != null && !shellState.getConnector().tableNamespaceOperations().exists(tableNamespace)) {
-      throw new TableNamespaceNotFoundException(null, tableNamespace, null);
+    final String namespace = cl.getOptionValue(namespaceOpt.getOpt());
+    if (namespace != null && !shellState.getConnector().namespaceOperations().exists(namespace)) {
+      throw new NamespaceNotFoundException(null, namespace, null);
     }
     if (cl.hasOption(deleteOpt.getOpt())) {
       // delete property from table
@@ -88,12 +89,12 @@ public class ConfigCommand extends Command {
         }
         shellState.getConnector().tableOperations().removeProperty(tableName, property);
         Shell.log.debug("Successfully deleted table configuration option.");
-      } else if (tableNamespace != null) {
+      } else if (namespace != null) {
         if (!Property.isValidTablePropertyKey(property)) {
           Shell.log.warn("Invalid per-table property : " + property + ", still removing from zookeeper if it's there.");
         }
-        shellState.getConnector().tableNamespaceOperations().removeProperty(tableNamespace, property);
-        Shell.log.debug("Successfully deleted table namespace configuration option.");
+        shellState.getConnector().namespaceOperations().removeProperty(namespace, property);
+        Shell.log.debug("Successfully deleted namespace configuration option.");
       } else {
         if (!Property.isValidZooPropertyKey(property)) {
           Shell.log.warn("Invalid per-table property : " + property + ", still removing from zookeeper if it's there.");
@@ -110,7 +111,7 @@ public class ConfigCommand extends Command {
       final String pair[] = property.split("=", 2);
       property = pair[0];
       value = pair[1];
-      
+
       if (tableName != null) {
         if (!Property.isValidTablePropertyKey(property)) {
           throw new BadArgumentException("Invalid per-table property.", fullCommand, fullCommand.indexOf(property));
@@ -120,14 +121,14 @@ public class ConfigCommand extends Command {
         }
         shellState.getConnector().tableOperations().setProperty(tableName, property, value);
         Shell.log.debug("Successfully set table configuration option.");
-      } else if (tableNamespace != null) {
+      } else if (namespace != null) {
         if (!Property.isValidTablePropertyKey(property)) {
           throw new BadArgumentException("Invalid per-table property.", fullCommand, fullCommand.indexOf(property));
         }
         if (property.equals(Property.TABLE_DEFAULT_SCANTIME_VISIBILITY.getKey())) {
           new ColumnVisibility(value); // validate that it is a valid expression
         }
-        shellState.getConnector().tableNamespaceOperations().setProperty(tableNamespace, property, value);
+        shellState.getConnector().namespaceOperations().setProperty(namespace, property, value);
         Shell.log.debug("Successfully set table configuration option.");
       } else {
         if (!Property.isValidZooPropertyKey(property)) {
@@ -140,38 +141,38 @@ public class ConfigCommand extends Command {
       // display properties
       final TreeMap<String,String> systemConfig = new TreeMap<String,String>();
       systemConfig.putAll(shellState.getConnector().instanceOperations().getSystemConfiguration());
-      
+
       final String outputFile = cl.getOptionValue(outputFileOpt.getOpt());
       final PrintFile printFile = outputFile == null ? null : new PrintFile(outputFile);
-      
+
       final TreeMap<String,String> siteConfig = new TreeMap<String,String>();
       siteConfig.putAll(shellState.getConnector().instanceOperations().getSiteConfiguration());
-      
+
       final TreeMap<String,String> defaults = new TreeMap<String,String>();
       for (Entry<String,String> defaultEntry : AccumuloConfiguration.getDefaultConfiguration()) {
         defaults.put(defaultEntry.getKey(), defaultEntry.getValue());
       }
-      
+
       final TreeMap<String,String> namespaceConfig = new TreeMap<String,String>();
       if (tableName != null) {
-        String n = TableNamespaces.getNamespaceName(shellState.getInstance(),
+        String n = Namespaces.getNamespaceName(shellState.getInstance(),
             Tables.getNamespace(shellState.getInstance(), Tables.getTableId(shellState.getInstance(), tableName)));
-        for (Entry<String,String> e : shellState.getConnector().tableNamespaceOperations().getProperties(n)) {
+        for (Entry<String,String> e : shellState.getConnector().namespaceOperations().getProperties(n)) {
           namespaceConfig.put(e.getKey(), e.getValue());
         }
       }
-      
+
       Iterable<Entry<String,String>> acuconf = shellState.getConnector().instanceOperations().getSystemConfiguration().entrySet();
       if (tableName != null) {
         acuconf = shellState.getConnector().tableOperations().getProperties(tableName);
-      } else if (tableNamespace != null) {
-        acuconf = shellState.getConnector().tableNamespaceOperations().getProperties(tableNamespace);
+      } else if (namespace != null) {
+        acuconf = shellState.getConnector().namespaceOperations().getProperties(namespace);
       }
       final TreeMap<String,String> sortedConf = new TreeMap<String,String>();
       for (Entry<String,String> propEntry : acuconf) {
         sortedConf.put(propEntry.getKey(), propEntry.getValue());
       }
-      
+
       for (Entry<String,String> propEntry : acuconf) {
         final String key = propEntry.getKey();
         // only show properties with similar names to that
@@ -179,24 +180,24 @@ public class ConfigCommand extends Command {
         if (cl.hasOption(filterOpt.getOpt()) && !key.contains(cl.getOptionValue(filterOpt.getOpt()))) {
           continue;
         }
-        if ((tableName != null || tableNamespace != null) && !Property.isValidTablePropertyKey(key)) {
+        if ((tableName != null || namespace != null) && !Property.isValidTablePropertyKey(key)) {
           continue;
         }
         COL2 = Math.max(COL2, propEntry.getKey().length() + 3);
       }
-      
+
       final ArrayList<String> output = new ArrayList<String>();
       printConfHeader(output);
-      
+
       for (Entry<String,String> propEntry : sortedConf.entrySet()) {
         final String key = propEntry.getKey();
-        
+
         // only show properties with similar names to that
         // specified, or all of them if none specified
         if (cl.hasOption(filterOpt.getOpt()) && !key.contains(cl.getOptionValue(filterOpt.getOpt()))) {
           continue;
         }
-        if ((tableName != null || tableNamespace != null) && !Property.isValidTablePropertyKey(key)) {
+        if ((tableName != null || namespace != null) && !Property.isValidTablePropertyKey(key)) {
           continue;
         }
         String siteVal = siteConfig.get(key);
@@ -205,7 +206,7 @@ public class ConfigCommand extends Command {
         String dfault = defaults.get(key);
         String nspVal = namespaceConfig.get(key);
         boolean printed = false;
-        
+
         if (dfault != null && key.toLowerCase().contains("password")) {
           siteVal = sysVal = dfault = curVal = curVal.replaceAll(".", "*");
         }
@@ -222,7 +223,7 @@ public class ConfigCommand extends Command {
             printConfLine(output, "system", printed ? "   @override" : key, sysVal == null ? "" : sysVal);
             printed = true;
           }
-          
+
         }
         if (nspVal != null) {
           if (!systemConfig.containsKey(key) || !sysVal.equals(nspVal)) {
@@ -230,11 +231,11 @@ public class ConfigCommand extends Command {
             printed = true;
           }
         }
-        
+
         // show per-table value only if it is different (overridden)
         if (tableName != null && !curVal.equals(nspVal)) {
           printConfLine(output, "table", printed ? "   @override" : key, curVal);
-        } else if (tableNamespace != null && !curVal.equals(sysVal)) {
+        } else if (namespace != null && !curVal.equals(sysVal)) {
           printConfLine(output, "namespace", printed ? "   @override" : key, curVal);
         }
       }
@@ -246,13 +247,13 @@ public class ConfigCommand extends Command {
     }
     return 0;
   }
-  
+
   private void printConfHeader(List<String> output) {
     printConfFooter(output);
     output.add(String.format("%-" + COL1 + "s | %-" + COL2 + "s | %s", "SCOPE", "NAME", "VALUE"));
     printConfFooter(output);
   }
-  
+
   private void printConfLine(List<String> output, String s1, String s2, String s3) {
     if (s2.length() < COL2) {
       s2 += " " + Shell.repeat(".", COL2 - s2.length() - 1);
@@ -260,53 +261,53 @@ public class ConfigCommand extends Command {
     output.add(String.format("%-" + COL1 + "s | %-" + COL2 + "s | %s", s1, s2,
         s3.replace("\n", "\n" + Shell.repeat(" ", COL1 + 1) + "|" + Shell.repeat(" ", COL2 + 2) + "|" + " ")));
   }
-  
+
   private void printConfFooter(List<String> output) {
     int col3 = Math.max(1, Math.min(Integer.MAX_VALUE, reader.getTerminal().getWidth() - COL1 - COL2 - 6));
     output.add(String.format("%" + COL1 + "s-+-%" + COL2 + "s-+-%-" + col3 + "s", Shell.repeat("-", COL1), Shell.repeat("-", COL2), Shell.repeat("-", col3)));
   }
-  
+
   @Override
   public String description() {
     return "prints system properties and table specific properties";
   }
-  
+
   @Override
   public Options getOptions() {
     final Options o = new Options();
     final OptionGroup og = new OptionGroup();
     final OptionGroup tgroup = new OptionGroup();
-    
+
     tableOpt = new Option(Shell.tableOption, "table", true, "table to display/set/delete properties for");
     deleteOpt = new Option("d", "delete", true, "delete a per-table property");
     setOpt = new Option("s", "set", true, "set a per-table property");
     filterOpt = new Option("f", "filter", true, "show only properties that contain this string");
     disablePaginationOpt = new Option("np", "no-pagination", false, "disables pagination of output");
     outputFileOpt = new Option("o", "output", true, "local file to write the scan output to");
-    tableNamespaceOpt = new Option(Shell.tableNamespaceOption, "table-namespace", true, "table namespace to display/set/delete properties for");
-    
+    namespaceOpt = new Option(Shell.namespaceOption, "namespace", true, "namespace to display/set/delete properties for");
+
     tableOpt.setArgName("table");
     deleteOpt.setArgName("property");
     setOpt.setArgName("property=value");
     filterOpt.setArgName("string");
     outputFileOpt.setArgName("file");
-    tableNamespaceOpt.setArgName("tableNamespace");
-    
+    namespaceOpt.setArgName("namespace");
+
     og.addOption(deleteOpt);
     og.addOption(setOpt);
     og.addOption(filterOpt);
-    
+
     tgroup.addOption(tableOpt);
-    tgroup.addOption(tableNamespaceOpt);
-    
+    tgroup.addOption(namespaceOpt);
+
     o.addOptionGroup(tgroup);
     o.addOptionGroup(og);
     o.addOption(disablePaginationOpt);
     o.addOption(outputFileOpt);
-    
+
     return o;
   }
-  
+
   @Override
   public int numArgs() {
     return 0;

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/commands/ConstraintCommand.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/ConstraintCommand.java b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/ConstraintCommand.java
index c91f29e..208ac4a 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/ConstraintCommand.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/ConstraintCommand.java
@@ -29,37 +29,37 @@ import org.apache.commons.cli.OptionGroup;
 import org.apache.commons.cli.Options;
 
 public class ConstraintCommand extends Command {
-  protected Option tableNamespaceOpt;
-  
+  protected Option namespaceOpt;
+
   @Override
   public int execute(final String fullCommand, final CommandLine cl, final Shell shellState) throws Exception {
     final String tableName;
     final String namespace;
-    
-    if (cl.hasOption(tableNamespaceOpt.getOpt())) {
-      namespace = cl.getOptionValue(tableNamespaceOpt.getOpt());
+
+    if (cl.hasOption(namespaceOpt.getOpt())) {
+      namespace = cl.getOptionValue(namespaceOpt.getOpt());
     } else {
       namespace = null;
     }
-    
+
     if (cl.hasOption(OptUtil.tableOpt().getOpt()) || !shellState.getTableName().isEmpty()) {
       tableName = OptUtil.getTableOpt(cl, shellState);
     } else {
       tableName = null;
     }
-      
+
     int i;
     switch (OptUtil.getAldOpt(cl)) {
       case ADD:
         for (String constraint : cl.getArgs()) {
           if (namespace != null) {
-            if (!shellState.getConnector().tableNamespaceOperations().testClassLoad(namespace, constraint, Constraint.class.getName())) {
+            if (!shellState.getConnector().namespaceOperations().testClassLoad(namespace, constraint, Constraint.class.getName())) {
               throw new ShellCommandException(ErrorCode.INITIALIZATION_FAILURE, "Servers are unable to load " + constraint + " as type "
                   + Constraint.class.getName());
             }
-            i = shellState.getConnector().tableNamespaceOperations().addConstraint(namespace, constraint);
-            shellState.getReader().println("Added constraint " + constraint + " to table namespace " + namespace + " with number " + i);
-          } else if (tableName != null && !tableName.isEmpty()){
+            i = shellState.getConnector().namespaceOperations().addConstraint(namespace, constraint);
+            shellState.getReader().println("Added constraint " + constraint + " to namespace " + namespace + " with number " + i);
+          } else if (tableName != null && !tableName.isEmpty()) {
             if (!shellState.getConnector().tableOperations().testClassLoad(tableName, constraint, Constraint.class.getName())) {
               throw new ShellCommandException(ErrorCode.INITIALIZATION_FAILURE, "Servers are unable to load " + constraint + " as type "
                   + Constraint.class.getName());
@@ -67,7 +67,7 @@ public class ConstraintCommand extends Command {
             i = shellState.getConnector().tableOperations().addConstraint(tableName, constraint);
             shellState.getReader().println("Added constraint " + constraint + " to table " + tableName + " with number " + i);
           } else {
-            throw new IllegalArgumentException("Please specify either a table or a table namespace");
+            throw new IllegalArgumentException("Please specify either a table or a namespace");
           }
         }
         break;
@@ -75,59 +75,59 @@ public class ConstraintCommand extends Command {
         for (String constraint : cl.getArgs()) {
           i = Integer.parseInt(constraint);
           if (namespace != null) {
-            shellState.getConnector().tableNamespaceOperations().removeConstraint(namespace, i);
-            shellState.getReader().println("Removed constraint " + i + " from table namespace " + namespace);
-          } else if (tableName != null){
+            shellState.getConnector().namespaceOperations().removeConstraint(namespace, i);
+            shellState.getReader().println("Removed constraint " + i + " from namespace " + namespace);
+          } else if (tableName != null) {
             shellState.getConnector().tableOperations().removeConstraint(tableName, i);
             shellState.getReader().println("Removed constraint " + i + " from table " + tableName);
           } else {
-            throw new IllegalArgumentException("Please specify either a table or a table namespace");
+            throw new IllegalArgumentException("Please specify either a table or a namespace");
           }
         }
         break;
       case LIST:
         if (namespace != null) {
-          for (Entry<String,Integer> property : shellState.getConnector().tableNamespaceOperations().listConstraints(namespace).entrySet()) {
+          for (Entry<String,Integer> property : shellState.getConnector().namespaceOperations().listConstraints(namespace).entrySet()) {
             shellState.getReader().println(property.toString());
           }
-        } else if (tableName != null){
+        } else if (tableName != null) {
           for (Entry<String,Integer> property : shellState.getConnector().tableOperations().listConstraints(tableName).entrySet()) {
             shellState.getReader().println(property.toString());
           }
         } else {
-          throw new IllegalArgumentException("Please specify either a table or a table namespace");
+          throw new IllegalArgumentException("Please specify either a table or a namespace");
         }
     }
-    
+
     return 0;
   }
-  
+
   @Override
   public String description() {
     return "adds, deletes, or lists constraints for a table";
   }
-  
+
   @Override
   public int numArgs() {
     return Shell.NO_FIXED_ARG_LENGTH_CHECK;
   }
-  
+
   @Override
   public String usage() {
     return getName() + " <constraint>{ <constraint>}";
   }
-  
+
   @Override
   public Options getOptions() {
     final Options o = new Options();
     o.addOptionGroup(OptUtil.addListDeleteGroup("constraint"));
-    
+
     OptionGroup grp = new OptionGroup();
     grp.addOption(OptUtil.tableOpt("table to add, delete, or list constraints for"));
-    tableNamespaceOpt = new Option(Shell.tableNamespaceOption, "table-namespace", true, "name of a table namespace to operate on");
-    tableNamespaceOpt.setArgName("tableNamespace");
-    grp.addOption(tableNamespaceOpt);
-    
+    namespaceOpt = new Option(Shell.namespaceOption, "namespace", true, "name of a namespace to operate on");
+    namespaceOpt.setArgName("namespace");
+    grp.addOption(namespaceOpt);
+
     o.addOptionGroup(grp);
     return o;
   }

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/commands/CreateNamespaceCommand.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/CreateNamespaceCommand.java b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/CreateNamespaceCommand.java
index 7434767..908a9cc 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/CreateNamespaceCommand.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/CreateNamespaceCommand.java
@@ -21,9 +21,9 @@ import java.util.Map.Entry;
 
 import org.apache.accumulo.core.client.AccumuloException;
 import org.apache.accumulo.core.client.AccumuloSecurityException;
+import org.apache.accumulo.core.client.NamespaceExistsException;
+import org.apache.accumulo.core.client.NamespaceNotFoundException;
 import org.apache.accumulo.core.client.TableExistsException;
-import org.apache.accumulo.core.client.TableNamespaceExistsException;
-import org.apache.accumulo.core.client.TableNamespaceNotFoundException;
 import org.apache.accumulo.core.client.TableNotFoundException;
 import org.apache.accumulo.core.conf.Property;
 import org.apache.accumulo.core.util.shell.Shell;
@@ -34,12 +34,12 @@ import org.apache.commons.cli.OptionGroup;
 import org.apache.commons.cli.Options;
 
 public class CreateNamespaceCommand extends Command {
-  private Option createTableOptCopyConfig, createTableNamespaceOptCopyConfig;
+  private Option createTableOptCopyConfig, createNamespaceOptCopyConfig;
   private Option base64Opt;
 
   @Override
   public int execute(final String fullCommand, final CommandLine cl, final Shell shellState) throws AccumuloException, AccumuloSecurityException,
-      TableExistsException, TableNotFoundException, IOException, ClassNotFoundException, TableNamespaceExistsException, TableNamespaceNotFoundException {
+      TableExistsException, TableNotFoundException, IOException, ClassNotFoundException, NamespaceExistsException, NamespaceNotFoundException {
 
     if (createTableOptCopyConfig == null) {
       getOptions();
@@ -47,25 +47,25 @@ public class CreateNamespaceCommand extends Command {
 
     String namespace = cl.getArgs()[0];
 
-    shellState.getConnector().tableNamespaceOperations().create(namespace);
+    shellState.getConnector().namespaceOperations().create(namespace);
 
     // Copy options if flag was set
     Iterable<Entry<String,String>> configuration = null;
-    if (cl.hasOption(createTableNamespaceOptCopyConfig.getOpt())) {
-      String copy = cl.getOptionValue(createTableNamespaceOptCopyConfig.getOpt());
-      if (shellState.getConnector().tableNamespaceOperations().exists(namespace)) {
-        configuration = shellState.getConnector().tableNamespaceOperations().getProperties(copy);
+    if (cl.hasOption(createNamespaceOptCopyConfig.getOpt())) {
+      String copy = cl.getOptionValue(createNamespaceOptCopyConfig.getOpt());
+      if (shellState.getConnector().namespaceOperations().exists(namespace)) {
+        configuration = shellState.getConnector().namespaceOperations().getProperties(copy);
       }
     } else if (cl.hasOption(createTableOptCopyConfig.getOpt())) {
       String copy = cl.getOptionValue(createTableOptCopyConfig.getOpt());
-      if (shellState.getConnector().tableNamespaceOperations().exists(namespace)) {
+      if (shellState.getConnector().namespaceOperations().exists(namespace)) {
         configuration = shellState.getConnector().tableOperations().getProperties(copy);
       }
     }
     if (configuration != null) {
       for (Entry<String,String> entry : configuration) {
         if (Property.isValidTablePropertyKey(entry.getKey())) {
-          shellState.getConnector().tableNamespaceOperations().setProperty(namespace, entry.getKey(), entry.getValue());
+          shellState.getConnector().namespaceOperations().setProperty(namespace, entry.getKey(), entry.getValue());
         }
       }
     }
@@ -75,7 +75,7 @@ public class CreateNamespaceCommand extends Command {
 
   @Override
   public String description() {
-    return "creates a new table namespace";
+    return "creates a new namespace";
   }
 
   @Override
@@ -87,8 +87,8 @@ public class CreateNamespaceCommand extends Command {
   public Options getOptions() {
     final Options o = new Options();
 
-    createTableNamespaceOptCopyConfig = new Option("cc", "copy-config", true, "table namespace to copy configuration from");
-    createTableNamespaceOptCopyConfig.setArgName("tableNamespace");
+    createNamespaceOptCopyConfig = new Option("cc", "copy-config", true, "namespace to copy configuration from");
+    createNamespaceOptCopyConfig.setArgName("namespace");
 
     createTableOptCopyConfig = new Option("ctc", "copy-table-config", true, "table to copy configuration from");
     createTableOptCopyConfig.setArgName("tableName");
@@ -97,7 +97,7 @@ public class CreateNamespaceCommand extends Command {
     o.addOption(base64Opt);
     OptionGroup ogp = new OptionGroup();
     ogp.addOption(createTableOptCopyConfig);
-    ogp.addOption(createTableNamespaceOptCopyConfig);
+    ogp.addOption(createNamespaceOptCopyConfig);
 
     o.addOptionGroup(ogp);
 

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/commands/CreateTableCommand.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/CreateTableCommand.java b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/CreateTableCommand.java
index 8081d92..b017eaf 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/CreateTableCommand.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/CreateTableCommand.java
@@ -114,7 +114,7 @@ public class CreateTableCommand extends Command {
 
     String n = Tables.extractNamespace(tableName);
     String table = tableName;
-    if (n.equals(Constants.DEFAULT_TABLE_NAMESPACE) || n.equals(Constants.SYSTEM_TABLE_NAMESPACE)) {
+    if (n.equals(Constants.DEFAULT_NAMESPACE) || n.equals(Constants.SYSTEM_NAMESPACE)) {
       table = Tables.extractTableName(tableName);
     }
     shellState.setTableName(table); // switch shell to new table context
@@ -216,6 +216,6 @@ public class CreateTableCommand extends Command {
 
   @Override
   public void registerCompletion(final Token root, final Map<Command.CompletionSet,Set<String>> special) {
-    registerCompletionForTableNamespaces(root, special);
+    registerCompletionForNamespaces(root, special);
   }
 }

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DUCommand.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DUCommand.java b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DUCommand.java
index 817809d..3d57961 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DUCommand.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DUCommand.java
@@ -22,10 +22,10 @@ import java.util.SortedSet;
 import java.util.TreeSet;
 
 import org.apache.accumulo.core.client.Instance;
-import org.apache.accumulo.core.client.TableNamespaceNotFoundException;
+import org.apache.accumulo.core.client.NamespaceNotFoundException;
 import org.apache.accumulo.core.client.TableNotFoundException;
 import org.apache.accumulo.core.client.admin.DiskUsage;
-import org.apache.accumulo.core.client.impl.TableNamespaces;
+import org.apache.accumulo.core.client.impl.Namespaces;
 import org.apache.accumulo.core.util.NumUtil;
 import org.apache.accumulo.core.util.shell.Shell;
 import org.apache.accumulo.core.util.shell.Shell.Command;
@@ -34,13 +34,15 @@ import org.apache.commons.cli.Option;
 import org.apache.commons.cli.Options;
 
 public class DUCommand extends Command {
-  
-  private Option optTablePattern, optHumanReadble, optTableNamespace;
-  
-  public int execute(final String fullCommand, final CommandLine cl, final Shell shellState) throws IOException, TableNotFoundException, TableNamespaceNotFoundException {
-    
+
+  private Option optTablePattern, optHumanReadble, optNamespace;
+
+  @Override
+  public int execute(final String fullCommand, final CommandLine cl, final Shell shellState) throws IOException, TableNotFoundException,
+      NamespaceNotFoundException {
+
     final SortedSet<String> tables = new TreeSet<String>(Arrays.asList(cl.getArgs()));
-    
+
     if (cl.hasOption(Shell.tableOption)) {
       String tableName = cl.getOptionValue(Shell.tableOption);
       if (!shellState.getConnector().tableOperations().exists(tableName)) {
@@ -48,15 +50,15 @@ public class DUCommand extends Command {
       }
       tables.add(tableName);
     }
-    
-    if (cl.hasOption(optTableNamespace.getOpt())) {
+
+    if (cl.hasOption(optNamespace.getOpt())) {
       Instance instance = shellState.getInstance();
-      String namespaceId = TableNamespaces.getNamespaceId(instance, cl.getOptionValue(optTableNamespace.getOpt()));
-      tables.addAll(TableNamespaces.getTableNames(instance, namespaceId));
+      String namespaceId = Namespaces.getNamespaceId(instance, cl.getOptionValue(optNamespace.getOpt()));
+      tables.addAll(Namespaces.getTableNames(instance, namespaceId));
     }
-    
+
     boolean prettyPrint = cl.hasOption(optHumanReadble.getOpt()) ? true : false;
-    
+
     if (cl.hasOption(optTablePattern.getOpt())) {
       for (String table : shellState.getConnector().tableOperations().list()) {
         if (table.matches(cl.getOptionValue(optTablePattern.getOpt()))) {
@@ -80,39 +82,39 @@ public class DUCommand extends Command {
     }
     return 0;
   }
-  
+
   @Override
   public String description() {
     return "prints how much space, in bytes, is used by files referenced by a table.  When multiple tables are specified it prints how much space, in bytes, is used by files shared between tables, if any.";
   }
-  
+
   @Override
   public Options getOptions() {
     final Options o = new Options();
-    
+
     optTablePattern = new Option("p", "pattern", true, "regex pattern of table names");
     optTablePattern.setArgName("pattern");
-    
+
     optHumanReadble = new Option("h", "human-readable", false, "format large sizes to human readable units");
     optHumanReadble.setArgName("human readable output");
-    
-    optTableNamespace = new Option(Shell.tableNamespaceOption, "table-namespace", true, "name of a table namespace");
-    optTableNamespace.setArgName("table-namespace");
-    
+
+    optNamespace = new Option(Shell.namespaceOption, "namespace", true, "name of a namespace");
+    optNamespace.setArgName("namespace");
+
     o.addOption(OptUtil.tableOpt("table to examine"));
-    
+
     o.addOption(optTablePattern);
     o.addOption(optHumanReadble);
-    o.addOption(optTableNamespace);
-    
+    o.addOption(optNamespace);
+
     return o;
   }
-  
+
   @Override
   public String usage() {
     return getName() + " <table>{ <table>}";
   }
-  
+
   @Override
   public int numArgs() {
     return Shell.NO_FIXED_ARG_LENGTH_CHECK;

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DeleteIterCommand.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DeleteIterCommand.java b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DeleteIterCommand.java
index 4f2f46f..c100325 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DeleteIterCommand.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DeleteIterCommand.java
@@ -28,16 +28,17 @@ import org.apache.commons.cli.Options;
 
 public class DeleteIterCommand extends Command {
   private Option allScopeOpt, mincScopeOpt, majcScopeOpt, scanScopeOpt, nameOpt;
-  
+
+  @Override
   public int execute(final String fullCommand, final CommandLine cl, final Shell shellState) throws Exception {
-    
+
     boolean tables = cl.hasOption(OptUtil.tableOpt().getOpt()) || !shellState.getTableName().isEmpty();
-    boolean namespaces = cl.hasOption(OptUtil.tableNamespaceOpt().getOpt());
-    
+    boolean namespaces = cl.hasOption(OptUtil.namespaceOpt().getOpt());
+
     final String name = cl.getOptionValue(nameOpt.getOpt());
-    
+
     if (namespaces) {
-      if (!shellState.getConnector().tableNamespaceOperations().listIterators(OptUtil.getTableNamespaceOpt(cl, shellState)).containsKey(name)) {
+      if (!shellState.getConnector().namespaceOperations().listIterators(OptUtil.getNamespaceOpt(cl, shellState)).containsKey(name)) {
         Shell.log.warn("no iterators found that match your criteria");
         return 0;
       }
@@ -47,9 +48,9 @@ public class DeleteIterCommand extends Command {
         return 0;
       }
     } else {
-      throw new IllegalArgumentException("No table or table namespace specified");
+      throw new IllegalArgumentException("No table or namespace specified");
     }
-    
+
     final EnumSet<IteratorScope> scopes = EnumSet.noneOf(IteratorScope.class);
     if (cl.hasOption(allScopeOpt.getOpt()) || cl.hasOption(mincScopeOpt.getOpt())) {
       scopes.add(IteratorScope.minc);
@@ -63,48 +64,49 @@ public class DeleteIterCommand extends Command {
     if (scopes.isEmpty()) {
       throw new IllegalArgumentException("You must select at least one scope to configure");
     }
-    
+
     if (namespaces) {
-      shellState.getConnector().tableNamespaceOperations().removeIterator(OptUtil.getTableNamespaceOpt(cl, shellState), name, scopes);
+      shellState.getConnector().namespaceOperations().removeIterator(OptUtil.getNamespaceOpt(cl, shellState), name, scopes);
     } else if (tables) {
       shellState.getConnector().tableOperations().removeIterator(OptUtil.getTableOpt(cl, shellState), name, scopes);
     } else {
-      throw new IllegalArgumentException("No table or table namespace specified");
+      throw new IllegalArgumentException("No table or namespace specified");
     }
     return 0;
   }
-  
+
   @Override
   public String description() {
-    return "deletes a table-specific or table-namespace-specific iterator";
+    return "deletes a table-specific or namespace-specific iterator";
   }
-  
+
+  @Override
   public Options getOptions() {
     final Options o = new Options();
-    
+
     nameOpt = new Option("n", "name", true, "iterator to delete");
     nameOpt.setArgName("itername");
     nameOpt.setRequired(true);
-    
+
     allScopeOpt = new Option("all", "all-scopes", false, "remove from all scopes");
     mincScopeOpt = new Option(IteratorScope.minc.name(), "minor-compaction", false, "remove from minor compaction scope");
     majcScopeOpt = new Option(IteratorScope.majc.name(), "major-compaction", false, "remove from major compaction scope");
     scanScopeOpt = new Option(IteratorScope.scan.name(), "scan-time", false, "remove from scan scope");
-    
+
     OptionGroup grp = new OptionGroup();
     grp.addOption(OptUtil.tableOpt("table to delete the iterator from"));
-    grp.addOption(OptUtil.tableNamespaceOpt("table namespace to delete the iterator from"));
+    grp.addOption(OptUtil.namespaceOpt("namespace to delete the iterator from"));
     o.addOptionGroup(grp);
     o.addOption(nameOpt);
-    
+
     o.addOption(allScopeOpt);
     o.addOption(mincScopeOpt);
     o.addOption(majcScopeOpt);
     o.addOption(scanScopeOpt);
-    
+
     return o;
   }
-  
+
   @Override
   public int numArgs() {
     return 0;

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DeleteNamespaceCommand.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DeleteNamespaceCommand.java b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DeleteNamespaceCommand.java
index e1b41cd..26473ed 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DeleteNamespaceCommand.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DeleteNamespaceCommand.java
@@ -21,8 +21,8 @@ import java.util.Map;
 import java.util.Set;
 
 import org.apache.accumulo.core.Constants;
-import org.apache.accumulo.core.client.TableNamespaceNotFoundException;
-import org.apache.accumulo.core.client.impl.TableNamespaces;
+import org.apache.accumulo.core.client.NamespaceNotFoundException;
+import org.apache.accumulo.core.client.impl.Namespaces;
 import org.apache.accumulo.core.util.shell.Shell;
 import org.apache.accumulo.core.util.shell.Shell.Command;
 import org.apache.accumulo.core.util.shell.Token;
@@ -55,29 +55,29 @@ public class DeleteNamespaceCommand extends Command {
 
   @Override
   public String description() {
-    return "deletes a table namespace";
+    return "deletes a namespace";
   }
 
   protected void doTableOp(final Shell shellState, final String namespace, boolean force) throws Exception {
     boolean resetContext = false;
     String currentTable = shellState.getTableName();
-    if (!TableNamespaces.getNameToIdMap(shellState.getInstance()).containsKey(namespace)) {
-      throw new TableNamespaceNotFoundException(null, namespace, null);
+    if (!Namespaces.getNameToIdMap(shellState.getInstance()).containsKey(namespace)) {
+      throw new NamespaceNotFoundException(null, namespace, null);
     }
 
-    String namespaceId = TableNamespaces.getNamespaceId(shellState.getInstance(), namespace);
-    List<String> tables = TableNamespaces.getTableNames(shellState.getInstance(), namespaceId);
+    String namespaceId = Namespaces.getNamespaceId(shellState.getInstance(), namespace);
+    List<String> tables = Namespaces.getTableNames(shellState.getInstance(), namespaceId);
     resetContext = tables.contains(currentTable);
 
     if (force) {
-      shellState.getConnector().tableNamespaceOperations().delete(namespace, true);
+      shellState.getConnector().namespaceOperations().delete(namespace, true);
     } else {
-      shellState.getConnector().tableNamespaceOperations().delete(namespace);
+      shellState.getConnector().namespaceOperations().delete(namespace);
     }
-    if (namespace.equals(Constants.SYSTEM_TABLE_NAMESPACE)) {
-      shellState.getReader().println("Table namespace: [" + namespace + "], can't delete system or default namespace.");
+    if (namespace.equals(Constants.SYSTEM_NAMESPACE)) {
+      shellState.getReader().println("Namespace: [" + namespace + "], can't delete system or default namespace.");
     } else {
-      shellState.getReader().println("Table namespace: [" + namespace + "] has been deleted.");
+      shellState.getReader().println("Namespace: [" + namespace + "] has been deleted.");
     }
     if (resetContext) {
       shellState.setTableName("");
@@ -100,6 +100,6 @@ public class DeleteNamespaceCommand extends Command {
 
   @Override
   public void registerCompletion(final Token root, final Map<Command.CompletionSet,Set<String>> special) {
-    registerCompletionForTableNamespaces(root, special);
+    registerCompletionForNamespaces(root, special);
   }
 }

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DeleteTableCommand.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DeleteTableCommand.java b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DeleteTableCommand.java
index 74d3f36..10a12d3 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DeleteTableCommand.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/DeleteTableCommand.java
@@ -47,7 +47,7 @@ public class DeleteTableCommand extends TableOperation {
     
     String n = Tables.extractNamespace(tableName);
     String checkTable = tableName;
-    if (n.equals(Constants.DEFAULT_TABLE_NAMESPACE) || n.equals(Constants.SYSTEM_TABLE_NAMESPACE)) {
+    if (n.equals(Constants.DEFAULT_NAMESPACE) || n.equals(Constants.SYSTEM_NAMESPACE)) {
       checkTable = Tables.extractTableName(tableName);
     }
     if (shellState.getTableName().equals(checkTable)) {

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/commands/GrantCommand.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/GrantCommand.java b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/GrantCommand.java
index 9f6e7e4..de719fd 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/GrantCommand.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/GrantCommand.java
@@ -19,9 +19,9 @@ package org.apache.accumulo.core.util.shell.commands;
 import java.util.Map;
 import java.util.Set;
 
+import org.apache.accumulo.core.security.NamespacePermission;
 import org.apache.accumulo.core.security.SystemPermission;
 import org.apache.accumulo.core.security.TablePermission;
-import org.apache.accumulo.core.security.TableNamespacePermission;
 import org.apache.accumulo.core.util.BadArgumentException;
 import org.apache.accumulo.core.util.shell.Shell;
 import org.apache.accumulo.core.util.shell.Shell.Command;
@@ -35,15 +35,15 @@ public class GrantCommand extends TableOperation {
   {
     disableUnflaggedTableOptions();
   }
-  
+
   private Option systemOpt, userOpt;
   private String user;
   private String[] permission;
-  
+
   @Override
   public int execute(final String fullCommand, final CommandLine cl, final Shell shellState) throws Exception {
     user = cl.hasOption(userOpt.getOpt()) ? cl.getOptionValue(userOpt.getOpt()) : shellState.getConnector().whoami();
-    
+
     permission = cl.getArgs()[0].split("\\.", 2);
     if (cl.hasOption(systemOpt.getOpt()) && permission[0].equalsIgnoreCase("System")) {
       try {
@@ -55,22 +55,22 @@ public class GrantCommand extends TableOperation {
     } else if (permission[0].equalsIgnoreCase("Table")) {
       super.execute(fullCommand, cl, shellState);
     } else if (permission[0].equalsIgnoreCase("Namespace")) {
-      if (cl.hasOption(optTableNamespace.getOpt())) {
+      if (cl.hasOption(optNamespace.getOpt())) {
         try {
           shellState.getConnector().securityOperations()
-              .grantTableNamespacePermission(user, cl.getOptionValue(optTableNamespace.getOpt()), TableNamespacePermission.valueOf(permission[1]));
+              .grantNamespacePermission(user, cl.getOptionValue(optNamespace.getOpt()), NamespacePermission.valueOf(permission[1]));
         } catch (IllegalArgumentException e) {
-          throw new BadArgumentException("No such table namespace permission", fullCommand, fullCommand.indexOf(cl.getArgs()[0]));
+          throw new BadArgumentException("No such namespace permission", fullCommand, fullCommand.indexOf(cl.getArgs()[0]));
         }
       } else {
-        throw new BadArgumentException("No Table Namespace specified to apply permission to", fullCommand, fullCommand.indexOf(cl.getArgs()[0]));
+        throw new BadArgumentException("No namespace specified to apply permission to", fullCommand, fullCommand.indexOf(cl.getArgs()[0]));
       }
     } else {
       throw new BadArgumentException("Unrecognized permission", fullCommand, fullCommand.indexOf(cl.getArgs()[0]));
     }
     return 0;
   }
-  
+
   @Override
   protected void doTableOp(final Shell shellState, final String tableName) throws Exception {
     try {
@@ -80,52 +80,52 @@ public class GrantCommand extends TableOperation {
       throw new IllegalArgumentException("No such table permission", e);
     }
   }
-  
+
   @Override
   public String description() {
-    return "grants system, table, or table namespace permissions for a user";
+    return "grants system, table, or namespace permissions for a user";
   }
-  
+
   @Override
   public String usage() {
     return getName() + " <permission>";
   }
-  
+
   @Override
   public void registerCompletion(final Token root, final Map<Command.CompletionSet,Set<String>> completionSet) {
     final Token cmd = new Token(getName());
     cmd.addSubcommand(new Token(TablePermission.printableValues()));
     cmd.addSubcommand(new Token(SystemPermission.printableValues()));
-    cmd.addSubcommand(new Token(TableNamespacePermission.printableValues()));
+    cmd.addSubcommand(new Token(NamespacePermission.printableValues()));
     root.addSubcommand(cmd);
   }
-  
+
   @Override
   public Options getOptions() {
     super.getOptions();
     final Options o = new Options();
-    
+
     final OptionGroup group = new OptionGroup();
-    
+
     systemOpt = new Option("s", "system", false, "grant a system permission");
-    
-    optTableNamespace = new Option(Shell.tableNamespaceOption, "table-namespace", true, "name of a table namespace to operate on");
-    optTableNamespace.setArgName("tableNamespace");
-    
+
+    optNamespace = new Option(Shell.namespaceOption, "namespace", true, "name of a namespace to operate on");
+    optNamespace.setArgName("namespace");
+
     group.addOption(systemOpt);
     group.addOption(optTableName);
     group.addOption(optTablePattern);
-    group.addOption(optTableNamespace);
-    
+    group.addOption(optNamespace);
+
     o.addOptionGroup(group);
     userOpt = new Option(Shell.userOption, "user", true, "user to operate on");
     userOpt.setArgName("username");
     userOpt.setRequired(true);
     o.addOption(userOpt);
-    
+
     return o;
   }
-  
+
   @Override
   public int numArgs() {
     return 1;

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/commands/ListIterCommand.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/ListIterCommand.java b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/ListIterCommand.java
index 5e5018f..e29c5e6 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/ListIterCommand.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/ListIterCommand.java
@@ -33,22 +33,22 @@ import org.apache.commons.cli.Options;
 public class ListIterCommand extends Command {
   private Option nameOpt;
   private Map<IteratorScope,Option> scopeOpts;
-  
+
   @Override
   public int execute(final String fullCommand, final CommandLine cl, final Shell shellState) throws Exception {
-    
+
     boolean tables = cl.hasOption(OptUtil.tableOpt().getOpt()) || !shellState.getTableName().isEmpty();
-    boolean namespaces = cl.hasOption(OptUtil.tableNamespaceOpt().getOpt());
-    
+    boolean namespaces = cl.hasOption(OptUtil.namespaceOpt().getOpt());
+
     final Map<String,EnumSet<IteratorScope>> iterators;
     if (namespaces) {
-      iterators = shellState.getConnector().tableNamespaceOperations().listIterators(OptUtil.getTableNamespaceOpt(cl, shellState));
+      iterators = shellState.getConnector().namespaceOperations().listIterators(OptUtil.getNamespaceOpt(cl, shellState));
     } else if (tables) {
       iterators = shellState.getConnector().tableOperations().listIterators(OptUtil.getTableOpt(cl, shellState));
     } else {
-      throw new IllegalArgumentException("No table or table namespace specified");
+      throw new IllegalArgumentException("No table or namespace specified");
     }
-    
+
     if (cl.hasOption(nameOpt.getOpt())) {
       final String name = cl.getOptionValue(nameOpt.getOpt());
       if (!iterators.containsKey(name)) {
@@ -59,7 +59,7 @@ public class ListIterCommand extends Command {
       iterators.clear();
       iterators.put(name, scopes);
     }
-    
+
     boolean hasScope = false;
     for (IteratorScope scope : IteratorScope.values()) {
       if (cl.hasOption(scopeOpts.get(scope).getOpt()))
@@ -74,11 +74,11 @@ public class ListIterCommand extends Command {
         if (cl.hasOption(scopeOpts.get(scope).getOpt())) {
           IteratorSetting setting;
           if (namespaces) {
-            setting = shellState.getConnector().tableNamespaceOperations().getIteratorSetting(OptUtil.getTableNamespaceOpt(cl, shellState), name, scope);
+            setting = shellState.getConnector().namespaceOperations().getIteratorSetting(OptUtil.getNamespaceOpt(cl, shellState), name, scope);
           } else if (tables) {
             setting = shellState.getConnector().tableOperations().getIteratorSetting(OptUtil.getTableOpt(cl, shellState), name, scope);
           } else {
-            throw new IllegalArgumentException("No table or table namespace specified");
+            throw new IllegalArgumentException("No table or namespace specified");
           }
           sb.append("-    Iterator ").append(setting.getName()).append(", ").append(scope).append(" scope options:\n");
           sb.append("-        ").append("iteratorPriority").append(" = ").append(setting.getPriority()).append("\n");
@@ -91,41 +91,42 @@ public class ListIterCommand extends Command {
     }
     sb.append("-");
     shellState.getReader().println(sb.toString());
-    
+
     return 0;
   }
-  
+
+  @Override
   public String description() {
-    return "lists table-specific or table-namespace-specific iterators configured in this shell session";
+    return "lists table-specific or namespace-specific iterators configured in this shell session";
   }
-  
+
   @Override
   public int numArgs() {
     return 0;
   }
-  
+
   @Override
   public Options getOptions() {
     final Options o = new Options();
-    
+
     nameOpt = new Option("n", "name", true, "iterator to list");
     nameOpt.setArgName("itername");
-    
+
     scopeOpts = new EnumMap<IteratorScope,Option>(IteratorScope.class);
     scopeOpts.put(IteratorScope.minc, new Option(IteratorScope.minc.name(), "minor-compaction", false, "list iterator for minor compaction scope"));
     scopeOpts.put(IteratorScope.majc, new Option(IteratorScope.majc.name(), "major-compaction", false, "list iterator for major compaction scope"));
     scopeOpts.put(IteratorScope.scan, new Option(IteratorScope.scan.name(), "scan-time", false, "list iterator for scan scope"));
-    
+
     OptionGroup grp = new OptionGroup();
     grp.addOption(OptUtil.tableOpt("table to list the configured iterators on"));
-    grp.addOption(OptUtil.tableNamespaceOpt("table namespace to list the configured iterators on"));
+    grp.addOption(OptUtil.namespaceOpt("namespace to list the configured iterators on"));
     o.addOptionGroup(grp);
     o.addOption(nameOpt);
-    
+
     for (Option opt : scopeOpts.values()) {
       o.addOption(opt);
     }
-    
+
     return o;
   }
 }

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/commands/NamespacePermissionsCommand.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/NamespacePermissionsCommand.java b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/NamespacePermissionsCommand.java
index f3e0e6f..2dcba55 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/NamespacePermissionsCommand.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/NamespacePermissionsCommand.java
@@ -18,7 +18,7 @@ package org.apache.accumulo.core.util.shell.commands;
 
 import java.io.IOException;
 
-import org.apache.accumulo.core.security.TableNamespacePermission;
+import org.apache.accumulo.core.security.NamespacePermission;
 import org.apache.accumulo.core.util.shell.Shell;
 import org.apache.accumulo.core.util.shell.Shell.Command;
 import org.apache.commons.cli.CommandLine;
@@ -26,7 +26,7 @@ import org.apache.commons.cli.CommandLine;
 public class NamespacePermissionsCommand extends Command {
   @Override
   public int execute(final String fullCommand, final CommandLine cl, final Shell shellState) throws IOException {
-    for (String p : TableNamespacePermission.printableValues()) {
+    for (String p : NamespacePermission.printableValues()) {
       shellState.getReader().println(p);
     }
     return 0;
@@ -34,7 +34,7 @@ public class NamespacePermissionsCommand extends Command {
 
   @Override
   public String description() {
-    return "displays a list of valid table namespace permissions";
+    return "displays a list of valid namespace permissions";
   }
 
   @Override

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/commands/NamespacesCommand.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/NamespacesCommand.java b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/NamespacesCommand.java
index 2056afd..38f7c77 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/NamespacesCommand.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/NamespacesCommand.java
@@ -36,8 +36,8 @@ public class NamespacesCommand extends Command {
   @SuppressWarnings("unchecked")
   @Override
   public int execute(final String fullCommand, final CommandLine cl, final Shell shellState) throws AccumuloException, AccumuloSecurityException, IOException {
-    Iterator<String> names = shellState.getConnector().tableNamespaceOperations().list().iterator();
-    Iterator<String> ids = new NamespaceIdIterator(new TreeMap<String,String>(shellState.getConnector().tableNamespaceOperations().namespaceIdMap()).entrySet()
+    Iterator<String> names = shellState.getConnector().namespaceOperations().list().iterator();
+    Iterator<String> ids = new NamespaceIdIterator(new TreeMap<String,String>(shellState.getConnector().namespaceOperations().namespaceIdMap()).entrySet()
         .iterator());
 
     if (cl.hasOption(namespaceIdOption.getOpt())) {
@@ -66,13 +66,13 @@ public class NamespacesCommand extends Command {
 
   @Override
   public String description() {
-    return "displays a list of all existing table namespaces";
+    return "displays a list of all existing namespaces";
   }
 
   @Override
   public Options getOptions() {
     final Options o = new Options();
-    namespaceIdOption = new Option("l", "list-ids", false, "display internal table namespace ids along with the name");
+    namespaceIdOption = new Option("l", "list-ids", false, "display internal namespace ids along with the name");
     o.addOption(namespaceIdOption);
     disablePaginationOpt = new Option("np", "no-pagination", false, "disable pagination of output");
     o.addOption(disablePaginationOpt);

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/commands/OptUtil.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/OptUtil.java b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/OptUtil.java
index e92be4a..24b6b9d 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/OptUtil.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/OptUtil.java
@@ -18,7 +18,7 @@ package org.apache.accumulo.core.util.shell.commands;
 
 import java.io.UnsupportedEncodingException;
 
-import org.apache.accumulo.core.client.TableNamespaceNotFoundException;
+import org.apache.accumulo.core.client.NamespaceNotFoundException;
 import org.apache.accumulo.core.client.TableNotFoundException;
 import org.apache.accumulo.core.util.shell.Shell;
 import org.apache.commons.cli.CommandLine;
@@ -29,10 +29,10 @@ import org.apache.hadoop.io.Text;
 public abstract class OptUtil {
   public static final String START_ROW_OPT = "b";
   public static final String END_ROW_OPT = "e";
-  
+
   public static String getTableOpt(final CommandLine cl, final Shell shellState) throws TableNotFoundException {
     String tableName;
-    
+
     if (cl.hasOption(Shell.tableOption)) {
       tableName = cl.getOptionValue(Shell.tableOption);
       if (!shellState.getConnector().tableOperations().exists(tableName)) {
@@ -42,55 +42,55 @@ public abstract class OptUtil {
       shellState.checkTableState();
       tableName = shellState.getTableName();
     }
-    
+
     return tableName;
   }
-  
-  public static String getTableNamespaceOpt(final CommandLine cl, final Shell shellState) throws TableNamespaceNotFoundException {
+
+  public static String getNamespaceOpt(final CommandLine cl, final Shell shellState) throws NamespaceNotFoundException {
     String namespace = null;
-    if (cl.hasOption(Shell.tableNamespaceOption)) {
-      namespace = cl.getOptionValue(Shell.tableNamespaceOption);
-      if (!shellState.getConnector().tableNamespaceOperations().exists(namespace)) {
-        throw new TableNamespaceNotFoundException(namespace, namespace, "specified table namespace that doesn't exist");
+    if (cl.hasOption(Shell.namespaceOption)) {
+      namespace = cl.getOptionValue(Shell.namespaceOption);
+      if (!shellState.getConnector().namespaceOperations().exists(namespace)) {
+        throw new NamespaceNotFoundException(namespace, namespace, "specified namespace that doesn't exist");
       }
     } else {
-      throw new TableNamespaceNotFoundException(null, null, "no table namespace specified");
+      throw new NamespaceNotFoundException(null, null, "no namespace specified");
     }
     return namespace;
   }
-  
+
   public static Option tableOpt() {
     return tableOpt("tableName");
   }
-  
+
   public static Option tableOpt(final String description) {
     final Option tableOpt = new Option(Shell.tableOption, "table", true, description);
     tableOpt.setArgName("table");
     tableOpt.setRequired(false);
     return tableOpt;
   }
-  
-  public static Option tableNamespaceOpt() {
-    return tableNamespaceOpt("tableNamespace");
+
+  public static Option namespaceOpt() {
+    return namespaceOpt("namespace");
   }
-  
-  public static Option tableNamespaceOpt(final String description) {
-    final Option tableNamespaceOpt = new Option(Shell.tableNamespaceOption, "tableNamespace", true, description);
-    tableNamespaceOpt.setArgName("tableNamespace");
-    tableNamespaceOpt.setRequired(false);
-    return tableNamespaceOpt;
+
+  public static Option namespaceOpt(final String description) {
+    final Option namespaceOpt = new Option(Shell.namespaceOption, "namespace", true, description);
+    namespaceOpt.setArgName("namespace");
+    namespaceOpt.setRequired(false);
+    return namespaceOpt;
   }
-  
+
   public static enum AdlOpt {
     ADD("a"), DELETE("d"), LIST("l");
-    
+
     public final String opt;
-    
+
     private AdlOpt(String opt) {
       this.opt = opt;
     }
   }
-  
+
   public static AdlOpt getAldOpt(final CommandLine cl) {
     if (cl.hasOption(AdlOpt.ADD.opt)) {
       return AdlOpt.ADD;
@@ -100,7 +100,7 @@ public abstract class OptUtil {
       return AdlOpt.LIST;
     }
   }
-  
+
   public static OptionGroup addListDeleteGroup(final String name) {
     final Option addOpt = new Option(AdlOpt.ADD.opt, "add", false, "add " + name);
     final Option deleteOpt = new Option(AdlOpt.DELETE.opt, "delete", false, "delete " + name);
@@ -112,19 +112,19 @@ public abstract class OptUtil {
     og.setRequired(true);
     return og;
   }
-  
+
   public static Option startRowOpt() {
     final Option o = new Option(START_ROW_OPT, "begin-row", true, "begin row (inclusive)");
     o.setArgName("begin-row");
     return o;
   }
-  
+
   public static Option endRowOpt() {
     final Option o = new Option(END_ROW_OPT, "end-row", true, "end row (inclusive)");
     o.setArgName("end-row");
     return o;
   }
-  
+
   public static Text getStartRow(final CommandLine cl) throws UnsupportedEncodingException {
     if (cl.hasOption(START_ROW_OPT)) {
       return new Text(cl.getOptionValue(START_ROW_OPT).getBytes(Shell.CHARSET));
@@ -132,7 +132,7 @@ public abstract class OptUtil {
       return null;
     }
   }
-  
+
   public static Text getEndRow(final CommandLine cl) throws UnsupportedEncodingException {
     if (cl.hasOption(END_ROW_OPT)) {
       return new Text(cl.getOptionValue(END_ROW_OPT).getBytes(Shell.CHARSET));

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/commands/RenameNamespaceCommand.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/RenameNamespaceCommand.java b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/RenameNamespaceCommand.java
index 34fd9fa..d7ff7c3 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/RenameNamespaceCommand.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/RenameNamespaceCommand.java
@@ -22,11 +22,11 @@ import java.util.Set;
 
 import org.apache.accumulo.core.client.AccumuloException;
 import org.apache.accumulo.core.client.AccumuloSecurityException;
+import org.apache.accumulo.core.client.NamespaceExistsException;
+import org.apache.accumulo.core.client.NamespaceNotFoundException;
 import org.apache.accumulo.core.client.TableExistsException;
-import org.apache.accumulo.core.client.TableNamespaceExistsException;
-import org.apache.accumulo.core.client.TableNamespaceNotFoundException;
 import org.apache.accumulo.core.client.TableNotFoundException;
-import org.apache.accumulo.core.client.impl.TableNamespaces;
+import org.apache.accumulo.core.client.impl.Namespaces;
 import org.apache.accumulo.core.client.impl.Tables;
 import org.apache.accumulo.core.util.shell.Shell;
 import org.apache.accumulo.core.util.shell.Shell.Command;
@@ -36,19 +36,19 @@ import org.apache.commons.cli.CommandLine;
 public class RenameNamespaceCommand extends Command {
   @Override
   public int execute(final String fullCommand, final CommandLine cl, final Shell shellState) throws AccumuloException, AccumuloSecurityException,
-      TableNotFoundException, TableExistsException, TableNamespaceNotFoundException, TableNamespaceExistsException {
+      TableNotFoundException, TableExistsException, NamespaceNotFoundException, NamespaceExistsException {
     String old = cl.getArgs()[0];
     String newer = cl.getArgs()[1];
     boolean resetContext = false;
     String currentTableId = "";
     if (!(shellState.getTableName() == null) && !shellState.getTableName().isEmpty()) {
-      String namespaceId = TableNamespaces.getNamespaceId(shellState.getInstance(), old);
-      List<String> tableIds = TableNamespaces.getTableIds(shellState.getInstance(), namespaceId);
+      String namespaceId = Namespaces.getNamespaceId(shellState.getInstance(), old);
+      List<String> tableIds = Namespaces.getTableIds(shellState.getInstance(), namespaceId);
       currentTableId = Tables.getTableId(shellState.getInstance(), shellState.getTableName());
       resetContext = tableIds.contains(currentTableId);
     }
 
-    shellState.getConnector().tableNamespaceOperations().rename(old, newer);
+    shellState.getConnector().namespaceOperations().rename(old, newer);
 
     if (resetContext) {
       shellState.setTableName(Tables.getTableName(shellState.getInstance(), currentTableId));
@@ -59,17 +59,17 @@ public class RenameNamespaceCommand extends Command {
 
   @Override
   public String usage() {
-    return getName() + " <current table namespace> <new table namespace>";
+    return getName() + " <current namespace> <new namespace>";
   }
 
   @Override
   public String description() {
-    return "renames a table namespace";
+    return "renames a namespace";
   }
 
   @Override
   public void registerCompletion(final Token root, final Map<Command.CompletionSet,Set<String>> special) {
-    registerCompletionForTableNamespaces(root, special);
+    registerCompletionForNamespaces(root, special);
   }
 
   @Override

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/commands/RenameTableCommand.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/RenameTableCommand.java b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/RenameTableCommand.java
index 4ba039d..fe86f35 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/RenameTableCommand.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/RenameTableCommand.java
@@ -38,7 +38,7 @@ public class RenameTableCommand extends Command {
     if (shellState.getTableName().equals(cl.getArgs()[0])) {
       String tableName = cl.getArgs()[1];
       String n = Tables.extractNamespace(tableName);
-      if (n.equals(Constants.DEFAULT_TABLE_NAMESPACE) || n.equals(Constants.SYSTEM_TABLE_NAMESPACE)) {
+      if (n.equals(Constants.DEFAULT_NAMESPACE) || n.equals(Constants.SYSTEM_NAMESPACE)) {
         tableName = Tables.extractTableName(tableName);
       }
       shellState.setTableName(tableName);

http://git-wip-us.apache.org/repos/asf/accumulo/blob/ea8ec193/core/src/main/java/org/apache/accumulo/core/util/shell/commands/RevokeCommand.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/RevokeCommand.java b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/RevokeCommand.java
index cc9cd93..dac864d 100644
--- a/core/src/main/java/org/apache/accumulo/core/util/shell/commands/RevokeCommand.java
+++ b/core/src/main/java/org/apache/accumulo/core/util/shell/commands/RevokeCommand.java
@@ -19,8 +19,8 @@ package org.apache.accumulo.core.util.shell.commands;
 import java.util.Map;
 import java.util.Set;
 
+import org.apache.accumulo.core.security.NamespacePermission;
 import org.apache.accumulo.core.security.SystemPermission;
-import org.apache.accumulo.core.security.TableNamespacePermission;
 import org.apache.accumulo.core.security.TablePermission;
 import org.apache.accumulo.core.util.BadArgumentException;
 import org.apache.accumulo.core.util.shell.Shell;
@@ -35,15 +35,15 @@ public class RevokeCommand extends TableOperation {
   {
     disableUnflaggedTableOptions();
   }
-  
+
   private Option systemOpt, userOpt;
   private String user;
   private String[] permission;
-  
+
   @Override
   public int execute(final String fullCommand, final CommandLine cl, final Shell shellState) throws Exception {
     user = cl.hasOption(userOpt.getOpt()) ? cl.getOptionValue(userOpt.getOpt()) : shellState.getConnector().whoami();
-    
+
     permission = cl.getArgs()[0].split("\\.", 2);
     if (cl.hasOption(systemOpt.getOpt()) && permission[0].equalsIgnoreCase("System")) {
       try {
@@ -55,22 +55,22 @@ public class RevokeCommand extends TableOperation {
     } else if (permission[0].equalsIgnoreCase("Table")) {
       super.execute(fullCommand, cl, shellState);
     } else if (permission[0].equalsIgnoreCase("Namespace")) {
-      if (cl.hasOption(optTableNamespace.getOpt())) {
+      if (cl.hasOption(optNamespace.getOpt())) {
         try {
           shellState.getConnector().securityOperations()
-              .revokeTableNamespacePermission(user, cl.getOptionValue(optTableNamespace.getOpt()), TableNamespacePermission.valueOf(permission[1]));
+              .revokeNamespacePermission(user, cl.getOptionValue(optNamespace.getOpt()), NamespacePermission.valueOf(permission[1]));
         } catch (IllegalArgumentException e) {
-          throw new BadArgumentException("No such table namespace permission", fullCommand, fullCommand.indexOf(cl.getArgs()[0]));
+          throw new BadArgumentException("No such namespace permission", fullCommand, fullCommand.indexOf(cl.getArgs()[0]));
         }
       } else {
-        throw new BadArgumentException("No Table Namespace specified to apply permission to", fullCommand, fullCommand.indexOf(cl.getArgs()[0]));
-      } 
-    }else {
+        throw new BadArgumentException("No namespace specified to apply permission to", fullCommand, fullCommand.indexOf(cl.getArgs()[0]));
+      }
+    } else {
       throw new BadArgumentException("Unrecognized permission", fullCommand, fullCommand.indexOf(cl.getArgs()[0]));
     }
     return 0;
   }
-  
+
   @Override
   protected void doTableOp(final Shell shellState, final String tableName) throws Exception {
     try {
@@ -80,52 +80,52 @@ public class RevokeCommand extends TableOperation {
       throw new IllegalArgumentException("No such table permission", e);
     }
   }
-  
+
   @Override
   public String description() {
     return "revokes system or table permissions from a user";
   }
-  
+
   @Override
   public String usage() {
     return getName() + " <permission>";
   }
-  
+
   @Override
   public void registerCompletion(final Token root, final Map<Command.CompletionSet,Set<String>> completionSet) {
     final Token cmd = new Token(getName());
     cmd.addSubcommand(new Token(TablePermission.printableValues()));
     cmd.addSubcommand(new Token(SystemPermission.printableValues()));
-    cmd.addSubcommand(new Token(TableNamespacePermission.printableValues()));
+    cmd.addSubcommand(new Token(NamespacePermission.printableValues()));
     root.addSubcommand(cmd);
   }
-  
+
   @Override
   public Options getOptions() {
     super.getOptions();
     final Options o = new Options();
-    
+
     final OptionGroup group = new OptionGroup();
-    
+
     systemOpt = new Option("s", "system", false, "revoke a system permission");
-    
-    optTableNamespace = new Option(Shell.tableNamespaceOption, "table-namespace", true, "name of a table namespace to operate on");
-    optTableNamespace.setArgName("tableNamespace");
-        
+
+    optNamespace = new Option(Shell.namespaceOption, "namespace", true, "name of a namespace to operate on");
+    optNamespace.setArgName("namespace");
+
     group.addOption(systemOpt);
     group.addOption(optTableName);
     group.addOption(optTablePattern);
-    group.addOption(optTableNamespace);
-    
+    group.addOption(optNamespace);
+
     o.addOptionGroup(group);
     userOpt = new Option(Shell.userOption, "user", true, "user to operate on");
     userOpt.setArgName("username");
     userOpt.setRequired(true);
     o.addOption(userOpt);
-    
+
     return o;
   }
-  
+
   @Override
   public int numArgs() {
     return 1;