diff --git a/src/java/com/threerings/micasa/lobby/LobbySelector.java b/src/java/com/threerings/micasa/lobby/LobbySelector.java
index dc0e9dda..b234444b 100644
--- a/src/java/com/threerings/micasa/lobby/LobbySelector.java
+++ b/src/java/com/threerings/micasa/lobby/LobbySelector.java
@@ -21,7 +21,6 @@
 
 package com.threerings.micasa.lobby;
 
-import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
@@ -39,6 +38,8 @@ import javax.swing.JComboBox;
 import javax.swing.JList;
 import javax.swing.JPanel;
 
+import com.google.common.collect.Maps;
+
 import com.threerings.crowd.data.PlaceObject;
 
 import com.threerings.micasa.util.MiCasaContext;
@@ -119,8 +120,8 @@ public class LobbySelector extends JPanel
     public void gotCategories (String[] categories)
     {
         // append these to our "unselected" item
-        for (int i = 0; i < categories.length; i++) {
-            _combo.addItem(categories[i]);
+        for (String categorie : categories) {
+            _combo.addItem(categorie);
         }
     }
 
@@ -222,7 +223,7 @@ public class LobbySelector extends JPanel
     protected JComboBox _combo;
     protected JList _loblist;
 
-    protected Map<String, DefaultListModel> _catlists = new HashMap<String, DefaultListModel>();
+    protected Map<String, DefaultListModel> _catlists = Maps.newHashMap();
     protected String _pendingCategory;
 
     protected static final String CAT_FIRST_ITEM = "<categories...>";
diff --git a/src/java/com/threerings/micasa/simulator/server/SimulatorManager.java b/src/java/com/threerings/micasa/simulator/server/SimulatorManager.java
index e82525e9..1142ad9c 100644
--- a/src/java/com/threerings/micasa/simulator/server/SimulatorManager.java
+++ b/src/java/com/threerings/micasa/simulator/server/SimulatorManager.java
@@ -21,9 +21,9 @@
 
 package com.threerings.micasa.simulator.server;
 
-import java.util.ArrayList;
 import java.util.List;
 
+import com.google.common.collect.Lists;
 import com.google.inject.Inject;
 import com.google.inject.Singleton;
 
@@ -174,7 +174,7 @@ public class SimulatorManager
         }
 
         /** The simulant body objects. */
-        protected List<ClientObject> _sims = new ArrayList<ClientObject>();
+        protected List<ClientObject> _sims = Lists.newArrayList();
 
         /** The game object for the game being created. */
         protected GameObject _gobj;
diff --git a/src/java/com/threerings/parlor/card/client/CardPanel.java b/src/java/com/threerings/parlor/card/client/CardPanel.java
index 7a5e7376..efec2ae6 100644
--- a/src/java/com/threerings/parlor/card/client/CardPanel.java
+++ b/src/java/com/threerings/parlor/card/client/CardPanel.java
@@ -34,6 +34,8 @@ import java.awt.event.MouseEvent;
 
 import javax.swing.event.MouseInputAdapter;
 
+import com.google.common.collect.Lists;
+
 import com.samskivert.util.ObserverList;
 import com.samskivert.util.Predicate;
 import com.samskivert.util.QuickSort;
@@ -259,8 +261,8 @@ public abstract class CardPanel extends VirtualMediaPanel
     public void clearHandSelection ()
     {
         CardSprite[] sprites = getSelectedHandSprites();
-        for (int i = 0; i < sprites.length; i++) {
-            deselectHandSprite(sprites[i]);
+        for (CardSprite sprite : sprites) {
+            deselectHandSprite(sprite);
         }
     }
 
@@ -394,11 +396,11 @@ public abstract class CardPanel extends VirtualMediaPanel
     {
         // fly each sprite over, removing it from the hand immediately and from the board when it
         // finishes its path
-        for (int i = 0; i < cards.length; i++) {
-            removeFromHand(cards[i]);
+        for (CardSprite card : cards) {
+            removeFromHand(card);
             LinePath flight = new LinePath(dest, flightDuration);
-            cards[i].addSpriteObserver(_pathEndRemover);
-            cards[i].moveAndFadeOut(flight, flightDuration, fadePortion);
+            card.addSpriteObserver(_pathEndRemover);
+            card.moveAndFadeOut(flight, flightDuration, fadePortion);
         }
 
         // adjust the hand to cover the hole
@@ -433,21 +435,21 @@ public abstract class CardPanel extends VirtualMediaPanel
 
         // then set the layers and fly the cards in
         int size = _handSprites.size();
-        for (int i = 0; i < sprites.length; i++) {
-            int idx = _handSprites.indexOf(sprites[i]);
-            sprites[i].setLocation(src.x, src.y);
-            sprites[i].setRenderOrder(idx);
-            sprites[i].addSpriteObserver(_handSpriteObserver);
-            addSprite(sprites[i]);
+        for (CardSprite sprite : sprites) {
+            int idx = _handSprites.indexOf(sprite);
+            sprite.setLocation(src.x, src.y);
+            sprite.setRenderOrder(idx);
+            sprite.addSpriteObserver(_handSpriteObserver);
+            addSprite(sprite);
 
             // create a path sequence containing flight, pause, and drop
-            ArrayList<Path> paths = new ArrayList<Path>();
+            ArrayList<Path> paths = Lists.newArrayList();
             Point hp2 = new Point(getHandX(size, idx), _handLocation.y),
                 hp1 = new Point(hp2.x, hp2.y - _selectedCardOffset);
             paths.add(new LinePath(hp1, flightDuration));
             paths.add(new LinePath(hp1, pauseDuration));
             paths.add(new LinePath(hp2, dropDuration));
-            sprites[i].moveAndFadeIn(new PathSequence(paths), flightDuration +
+            sprite.moveAndFadeIn(new PathSequence(paths), flightDuration +
                                      pauseDuration + dropDuration, fadePortion);
         }
     }
@@ -587,11 +589,11 @@ public abstract class CardPanel extends VirtualMediaPanel
     public void flyFromBoard (CardSprite[] cards, Point dest, long flightDuration,
                               float fadePortion)
     {
-        for (int i = 0; i < cards.length; i++) {
+        for (CardSprite card : cards) {
             LinePath flight = new LinePath(dest, flightDuration);
-            cards[i].addSpriteObserver(_pathEndRemover);
-            cards[i].moveAndFadeOut(flight, flightDuration, fadePortion);
-            _boardSprites.remove(cards[i]);
+            card.addSpriteObserver(_pathEndRemover);
+            card.moveAndFadeOut(flight, flightDuration, fadePortion);
+            _boardSprites.remove(card);
         }
     }
 
@@ -608,13 +610,13 @@ public abstract class CardPanel extends VirtualMediaPanel
     public void flyFromBoard (CardSprite[] cards, Point dest1, Point dest2, long flightDuration,
                               float fadePortion)
     {
-        for (int i = 0; i < cards.length; i++) {
+        for (CardSprite card : cards) {
             PathSequence flight = new PathSequence(
                 new LinePath(dest1, flightDuration/2),
                 new LinePath(dest1, dest2, flightDuration/2));
-            cards[i].addSpriteObserver(_pathEndRemover);
-            cards[i].moveAndFadeOut(flight, flightDuration, fadePortion);
-            _boardSprites.remove(cards[i]);
+            card.addSpriteObserver(_pathEndRemover);
+            card.moveAndFadeOut(flight, flightDuration, fadePortion);
+            _boardSprites.remove(card);
         }
     }
 
@@ -1072,11 +1074,10 @@ public abstract class CardPanel extends VirtualMediaPanel
     protected CardSprite _activeCardSprite;
 
     /** The sprites for cards within the hand. */
-    protected ArrayList<CardSprite> _handSprites = new ArrayList<CardSprite>();
+    protected ArrayList<CardSprite> _handSprites = Lists.newArrayList();
 
     /** The sprites for cards within the hand that have been selected. */
-    protected ArrayList<CardSprite> _selectedHandSprites =
-        new ArrayList<CardSprite>();
+    protected ArrayList<CardSprite> _selectedHandSprites = Lists.newArrayList();
 
     /** The current selection mode for the hand. */
     protected int _handSelectionMode;
@@ -1103,7 +1104,7 @@ public abstract class CardPanel extends VirtualMediaPanel
     protected int _selectedCardOffset;
 
     /** The sprites for cards on the board. */
-    protected ArrayList<CardSprite> _boardSprites = new ArrayList<CardSprite>();
+    protected ArrayList<CardSprite> _boardSprites = Lists.newArrayList();
 
     /** The hand sprite observer instance. */
     protected HandSpriteObserver _handSpriteObserver = new HandSpriteObserver();
diff --git a/src/java/com/threerings/parlor/card/trick/server/TrickCardGameManagerDelegate.java b/src/java/com/threerings/parlor/card/trick/server/TrickCardGameManagerDelegate.java
index 30dbab2a..8f488257 100644
--- a/src/java/com/threerings/parlor/card/trick/server/TrickCardGameManagerDelegate.java
+++ b/src/java/com/threerings/parlor/card/trick/server/TrickCardGameManagerDelegate.java
@@ -21,10 +21,11 @@
 
 package com.threerings.parlor.card.trick.server;
 
-import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 
+import com.google.common.collect.Lists;
+
 import com.samskivert.util.ArrayUtil;
 import com.samskivert.util.Interval;
 import com.samskivert.util.RandomUtil;
@@ -451,7 +452,7 @@ public class TrickCardGameManagerDelegate extends TurnGameManagerDelegate
      */
     protected Card pickRandomPlayableCard (Hand hand)
     {
-        List<Card> playableCards = new ArrayList<Card>();
+        List<Card> playableCards = Lists.newArrayList();
         for (int i = 0; i < hand.size(); i++) {
             Card card = hand.get(i);
             if (_trickCardGame.isCardPlayable(hand, card)) {
diff --git a/src/java/com/threerings/parlor/data/Table.java b/src/java/com/threerings/parlor/data/Table.java
index 229eafd4..c66ddb71 100644
--- a/src/java/com/threerings/parlor/data/Table.java
+++ b/src/java/com/threerings/parlor/data/Table.java
@@ -25,6 +25,7 @@ import java.util.HashSet;
 import java.util.List;
 
 import com.google.common.collect.Lists;
+import com.google.common.collect.Sets;
 
 import com.samskivert.util.ArrayIntSet;
 import com.samskivert.util.ListUtil;
@@ -129,8 +130,8 @@ public class Table
     @ActionScript(omit=true)
     public boolean isEmpty ()
     {
-        for (int i = 0; i < bodyOids.length; i++) {
-            if (bodyOids[i] != 0) {
+        for (int bodyOid : bodyOids) {
+            if (bodyOid != 0) {
                 return false;
             }
         }
@@ -144,8 +145,8 @@ public class Table
     {
         int count = 0;
         if (players != null) {
-            for (int ii = 0; ii < players.length; ii++) {
-                if (players[ii] != null) {
+            for (Name player : players) {
+                if (player != null) {
                     count++;
                 }
             }
@@ -270,7 +271,7 @@ public class Table
     public void addBannedUser (Name player)
     {
         if (_bannedUsers == null) {
-            _bannedUsers = new HashSet<Name>();
+            _bannedUsers = Sets.newHashSet();
         }
 
         _bannedUsers.add(player);
@@ -373,10 +374,10 @@ public class Table
         } else {
             // for a team game, make sure each team has the minimum players
             int[][] teams = tconfig.teamMemberIndices;
-            for (int ii=0; ii < teams.length; ii++) {
+            for (int[] team : teams) {
                 int teamCount = 0;
-                for (int jj=0; jj < teams[ii].length; jj++) {
-                    if (players[teams[ii][jj]] != null) {
+                for (int jj=0; jj < team.length; jj++) {
+                    if (players[team[jj]] != null) {
                         teamCount++;
                     }
                 }
diff --git a/src/java/com/threerings/parlor/game/data/GameConfig.java b/src/java/com/threerings/parlor/game/data/GameConfig.java
index 9d089519..2c9a51b2 100644
--- a/src/java/com/threerings/parlor/game/data/GameConfig.java
+++ b/src/java/com/threerings/parlor/game/data/GameConfig.java
@@ -21,9 +21,10 @@
 
 package com.threerings.parlor.game.data;
 
-import java.util.ArrayList;
 import java.util.List;
 
+import com.google.common.collect.Lists;
+
 import com.threerings.util.Name;
 
 import com.threerings.crowd.data.PlaceConfig;
@@ -121,7 +122,7 @@ public abstract class GameConfig extends PlaceConfig
      */
     public List<String> getDescription ()
     {
-        return new ArrayList<String>(); // nothing by default
+        return Lists.newArrayList(); // nothing by default
     }
 
     /**
diff --git a/src/java/com/threerings/parlor/rating/server/persist/RatingRepository.java b/src/java/com/threerings/parlor/rating/server/persist/RatingRepository.java
index d554709d..d959c3c9 100644
--- a/src/java/com/threerings/parlor/rating/server/persist/RatingRepository.java
+++ b/src/java/com/threerings/parlor/rating/server/persist/RatingRepository.java
@@ -99,7 +99,7 @@ public class RatingRepository extends DepotRepository
      */
     public List<RatingRecord> getRatings (int playerId, long since, int count)
     {
-        ArrayList<QueryClause> clauses = new ArrayList<QueryClause>();
+        ArrayList<QueryClause> clauses = Lists.newArrayList();
         if (since > 0L) {
             Timestamp when = new Timestamp(System.currentTimeMillis() - since);
             clauses.add(new Where(new And(new Equals(RatingRecord.PLAYER_ID, playerId),
diff --git a/src/java/com/threerings/parlor/tourney/server/persist/TourneyRepository.java b/src/java/com/threerings/parlor/tourney/server/persist/TourneyRepository.java
index e2cba78f..e6835eae 100644
--- a/src/java/com/threerings/parlor/tourney/server/persist/TourneyRepository.java
+++ b/src/java/com/threerings/parlor/tourney/server/persist/TourneyRepository.java
@@ -30,6 +30,7 @@ import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 
+import com.google.common.collect.Lists;
 import com.google.inject.Inject;
 import com.google.inject.Singleton;
 
@@ -146,7 +147,7 @@ public class TourneyRepository extends JORARepository
         throws PersistenceException
     {
         ArrayList<TourneyRecord> recordList = loadAll(_ttable, "");
-        ArrayList<TourneyConfig> configList = new ArrayList<TourneyConfig>(recordList.size());
+        ArrayList<TourneyConfig> configList = Lists.newArrayListWithCapacity(recordList.size());
         for (TourneyRecord record : recordList) {
             configList.add(record.getTourneyConfig());
         }
diff --git a/src/java/com/threerings/parlor/turn/client/TurnDisplay.java b/src/java/com/threerings/parlor/turn/client/TurnDisplay.java
index b86bd629..43ab1fcd 100644
--- a/src/java/com/threerings/parlor/turn/client/TurnDisplay.java
+++ b/src/java/com/threerings/parlor/turn/client/TurnDisplay.java
@@ -31,6 +31,8 @@ import javax.swing.Icon;
 import javax.swing.JLabel;
 import javax.swing.JPanel;
 
+import com.google.common.collect.Maps;
+
 import com.samskivert.swing.util.SwingUtil;
 
 import com.threerings.util.Name;
@@ -213,7 +215,7 @@ public class TurnDisplay extends JPanel
     protected TurnGameObject _turnObj;
 
     /** A mapping of the labels currently associated with each player. */
-    protected HashMap<Name,JLabel> _labels = new HashMap<Name,JLabel>();
+    protected HashMap<Name,JLabel> _labels = Maps.newHashMap();
 
     /** The game-specified player icons. */
     protected Icon[] _playerIcons;
diff --git a/src/java/com/threerings/parlor/util/RobotPlayer.java b/src/java/com/threerings/parlor/util/RobotPlayer.java
index 27312613..d0faec68 100644
--- a/src/java/com/threerings/parlor/util/RobotPlayer.java
+++ b/src/java/com/threerings/parlor/util/RobotPlayer.java
@@ -21,11 +21,12 @@
 
 package com.threerings.parlor.util;
 
-import java.util.ArrayList;
 import java.util.List;
 
 import java.awt.Component;
 
+import com.google.common.collect.Lists;
+
 import com.samskivert.util.CollectionUtil;
 import com.samskivert.util.Interval;
 import com.samskivert.util.RandomUtil;
@@ -118,10 +119,10 @@ public class RobotPlayer extends Interval
     protected long _robotDelay = DEFAULT_ROBOT_DELAY;
 
     /** The list of available key press action commands. */
-    protected List<String> _press = new ArrayList<String>();
+    protected List<String> _press = Lists.newArrayList();
 
     /** The list of available key release action commands. */
-    protected List<String> _release = new ArrayList<String>();
+    protected List<String> _release = Lists.newArrayList();
 
     /** The key translator that describes available keys and commands. */
     protected KeyTranslator _xlate;
diff --git a/src/java/com/threerings/puzzle/client/PuzzleBoardView.java b/src/java/com/threerings/puzzle/client/PuzzleBoardView.java
index d9df29e2..0cc042e1 100644
--- a/src/java/com/threerings/puzzle/client/PuzzleBoardView.java
+++ b/src/java/com/threerings/puzzle/client/PuzzleBoardView.java
@@ -21,7 +21,6 @@
 
 package com.threerings.puzzle.client;
 
-import java.util.ArrayList;
 import java.util.List;
 
 import java.awt.Color;
@@ -31,6 +30,8 @@ import java.awt.Font;
 import java.awt.Graphics2D;
 import java.awt.Rectangle;
 
+import com.google.common.collect.Lists;
+
 import com.samskivert.util.StringUtil;
 
 import com.samskivert.swing.Label;
@@ -375,10 +376,10 @@ public abstract class PuzzleBoardView extends VirtualMediaPanel
     protected Rectangle _bounds;
 
     /** The action animations on the board. */
-    protected List<Animation> _actionAnims = new ArrayList<Animation>();
+    protected List<Animation> _actionAnims = Lists.newArrayList();
 
     /** The action sprites on the board. */
-    protected List<Sprite> _actionSprites = new ArrayList<Sprite>();
+    protected List<Sprite> _actionSprites = Lists.newArrayList();
 
     /** Prevents certain animations from overlapping others. */
     protected AnimationArranger _avoidArranger;
diff --git a/src/java/com/threerings/stage/client/SceneColorizer.java b/src/java/com/threerings/stage/client/SceneColorizer.java
index 02a86ef7..c5d03fcb 100644
--- a/src/java/com/threerings/stage/client/SceneColorizer.java
+++ b/src/java/com/threerings/stage/client/SceneColorizer.java
@@ -21,10 +21,11 @@
 
 package com.threerings.stage.client;
 
-import java.util.HashMap;
 import java.util.Iterator;
 import java.util.Map;
 
+import com.google.common.collect.Maps;
+
 import com.threerings.media.image.ColorPository;
 import com.threerings.media.image.Colorization;
 import com.threerings.media.tile.TileSet;
@@ -145,5 +146,5 @@ public class SceneColorizer implements TileSet.Colorizer
     protected StageScene _scene;
 
     /** Contains our colorization class information. */
-    protected Map<String, int[]> _cids = new HashMap<String, int[]>();
+    protected Map<String, int[]> _cids = Maps.newHashMap();
 }
diff --git a/src/java/com/threerings/stage/data/StageScene.java b/src/java/com/threerings/stage/data/StageScene.java
index 629da007..5b684dd0 100644
--- a/src/java/com/threerings/stage/data/StageScene.java
+++ b/src/java/com/threerings/stage/data/StageScene.java
@@ -24,6 +24,8 @@ package com.threerings.stage.data;
 import java.util.ArrayList;
 import java.util.Iterator;
 
+import com.google.common.collect.Lists;
+
 import com.threerings.crowd.data.PlaceConfig;
 
 import com.threerings.miso.data.ObjectInfo;
@@ -223,5 +225,5 @@ public class StageScene extends SceneImpl
     protected SpotSceneImpl _sdelegate;
 
     /** A list of all interesting scene objects. */
-    protected ArrayList<ObjectInfo> _objects = new ArrayList<ObjectInfo>();
+    protected ArrayList<ObjectInfo> _objects = Lists.newArrayList();
 }
diff --git a/src/java/com/threerings/stage/server/StageSceneManager.java b/src/java/com/threerings/stage/server/StageSceneManager.java
index d5dbabcb..0f2868ef 100644
--- a/src/java/com/threerings/stage/server/StageSceneManager.java
+++ b/src/java/com/threerings/stage/server/StageSceneManager.java
@@ -29,6 +29,9 @@ import java.util.List;
 import java.awt.Point;
 import java.awt.Rectangle;
 
+import com.google.common.collect.Lists;
+import com.google.common.collect.Sets;
+
 import com.samskivert.util.HashIntMap;
 
 import com.threerings.presents.data.ClientObject;
@@ -819,14 +822,14 @@ public class StageSceneManager extends SpotSceneManager
 
     /** Rectangles describing the footprints (in tile coordinates) of all
      * of our scene objects. */
-    protected ArrayList<Rectangle> _footprints = new ArrayList<Rectangle>();
+    protected ArrayList<Rectangle> _footprints = Lists.newArrayList();
 
     /** Rectangles containing a "footprint" for the users that aren't in
      * any clusters. */
     protected HashIntMap<Rectangle> _loners = new HashIntMap<Rectangle>();
 
     /** Contains the (tile) coordinates of all of our portals. */
-    protected HashSet<Point> _plocs = new HashSet<Point>();
+    protected HashSet<Point> _plocs = Sets.newHashSet();
 
     /** The dimensions of a cluster with the specified number of
      * occupants. */
diff --git a/src/java/com/threerings/stage/tools/editor/EditorScenePanel.java b/src/java/com/threerings/stage/tools/editor/EditorScenePanel.java
index 5a6cecb5..eaae0ed2 100644
--- a/src/java/com/threerings/stage/tools/editor/EditorScenePanel.java
+++ b/src/java/com/threerings/stage/tools/editor/EditorScenePanel.java
@@ -1167,7 +1167,7 @@ public class EditorScenePanel extends StageScenePanel
     protected SceneObject _pscobj;
 
     /** A list of things that will do some extra painting for us. */
-    protected ArrayList<ExtrasPainter> _extras = new ArrayList<ExtrasPainter>();
+    protected ArrayList<ExtrasPainter> _extras = Lists.newArrayList();
 
     /** The dialog providing portal edit functionality. */
     protected PortalDialog _dialogPortal;
diff --git a/src/java/com/threerings/stage/tools/editor/SceneInfoPanel.java b/src/java/com/threerings/stage/tools/editor/SceneInfoPanel.java
index bce2fdcb..8aceac1a 100644
--- a/src/java/com/threerings/stage/tools/editor/SceneInfoPanel.java
+++ b/src/java/com/threerings/stage/tools/editor/SceneInfoPanel.java
@@ -38,6 +38,8 @@ import javax.swing.JTextField;
 import javax.swing.event.PopupMenuEvent;
 import javax.swing.event.PopupMenuListener;
 
+import com.google.common.collect.Sets;
+
 import com.samskivert.util.Collections;
 import com.samskivert.util.ComparableArrayList;
 
@@ -45,6 +47,7 @@ import com.samskivert.swing.GroupLayout;
 import com.samskivert.swing.HGroupLayout;
 
 import com.threerings.media.image.ColorPository;
+import com.threerings.media.image.ColorPository.ColorRecord;
 import com.threerings.media.tile.NoSuchTileSetException;
 import com.threerings.media.tile.RecolorableTileSet;
 import com.threerings.media.tile.TileManager;
@@ -170,7 +173,7 @@ public class SceneInfoPanel extends JPanel
     {
         // add all possible colorization names to the list
         final TileManager tilemgr = _ctx.getTileManager();
-        final HashSet<String> set = new HashSet<String>();
+        final HashSet<String> set = Sets.newHashSet();
         StageMisoSceneModel msmodel = StageMisoSceneModel.getSceneModel(
             _scene.getSceneModel());
         msmodel.visitObjects(new ObjectVisitor() {
@@ -189,8 +192,8 @@ public class SceneInfoPanel extends JPanel
                     return;
                 }
                 if (zations != null) {
-                    for (int ii=0; ii < zations.length; ii++) {
-                        set.add(zations[ii]);
+                    for (String zation : zations) {
+                        set.add(zation);
                     }
                 }
             }
@@ -234,10 +237,10 @@ public class SceneInfoPanel extends JPanel
 
             ColorPository.ColorRecord[] colors = cpos.enumerateColors(cclass);
             ComparableArrayList<String> list = new ComparableArrayList<String>();
-            for (int ii=0; ii < colors.length; ii++) {
-                list.insertSorted(colors[ii].name);
-                if (colors[ii].colorId == pick) {
-                    choice = colors[ii].name;
+            for (ColorRecord color : colors) {
+                list.insertSorted(color.name);
+                if (color.colorId == pick) {
+                    choice = color.name;
                 }
             }
 
@@ -268,9 +271,9 @@ public class SceneInfoPanel extends JPanel
         Object selected = _colorIds.getSelectedItem();
         int pick = -1;
 
-        for (int ii=0; ii < colors.length; ii++) {
-            if (colors[ii].name.equals(selected)) {
-                pick = colors[ii].colorId;
+        for (ColorRecord color : colors) {
+            if (color.name.equals(selected)) {
+                pick = color.colorId;
                 break;
             }
         }
diff --git a/src/java/com/threerings/stage/tools/editor/TestTileLoader.java b/src/java/com/threerings/stage/tools/editor/TestTileLoader.java
index 8c99e700..26bfc109 100644
--- a/src/java/com/threerings/stage/tools/editor/TestTileLoader.java
+++ b/src/java/com/threerings/stage/tools/editor/TestTileLoader.java
@@ -21,7 +21,6 @@
 
 package com.threerings.stage.tools.editor;
 
-import java.util.HashMap;
 import java.util.Iterator;
 import java.util.Map;
 
@@ -34,6 +33,8 @@ import java.awt.image.BufferedImage;
 
 import javax.imageio.ImageIO;
 
+import com.google.common.collect.Maps;
+
 import com.samskivert.util.HashIntMap;
 
 import com.threerings.media.tile.ImageProvider;
@@ -110,8 +111,8 @@ public class TestTileLoader implements TileSetIDBroker
                 return f.isDirectory();
             }
         });
-        for (int ii=0; ii < subdirs.length; ii++) {
-            loadTestTilesFromDir(subdirs[ii], sets);
+        for (File subdir : subdirs) {
+            loadTestTilesFromDir(subdir, sets);
         }
 
         // now look for the xml file
@@ -121,10 +122,10 @@ public class TestTileLoader implements TileSetIDBroker
             }
         });
 
-        for (int ii=0; ii < xml.length; ii++) {
-            File xmlfile = new File(directory, xml[ii]);
+        for (String element : xml) {
+            File xmlfile = new File(directory, element);
 
-            Map<String, TileSet> tiles = new HashMap<String, TileSet>();
+            Map<String, TileSet> tiles = Maps.newHashMap();
             try {
                 _parser.loadTileSets(xmlfile, tiles);
             } catch (IOException ioe) {
@@ -179,7 +180,7 @@ public class TestTileLoader implements TileSetIDBroker
     protected int _fakeID = Short.MAX_VALUE;
 
     /** A mapping of pathname -> tileset id. */
-    protected Map<String, Integer> _idmap = new HashMap<String, Integer>();
+    protected Map<String, Integer> _idmap = Maps.newHashMap();
 
     /** Our xml parser. */
     protected XMLTileSetParser _parser;
diff --git a/src/java/com/threerings/stage/tools/editor/TileInfoPanel.java b/src/java/com/threerings/stage/tools/editor/TileInfoPanel.java
index 3215b882..2f566add 100644
--- a/src/java/com/threerings/stage/tools/editor/TileInfoPanel.java
+++ b/src/java/com/threerings/stage/tools/editor/TileInfoPanel.java
@@ -56,6 +56,7 @@ import javax.swing.tree.DefaultTreeModel;
 import javax.swing.tree.TreePath;
 import javax.swing.tree.TreeSelectionModel;
 
+import com.google.common.collect.Lists;
 import com.google.common.collect.Maps;
 
 import com.samskivert.util.HashIntMap;
@@ -362,26 +363,24 @@ public class TileInfoPanel extends JSplitPane
         DefaultMutableTreeNode root = (DefaultMutableTreeNode) model.getRoot();
         root.removeAllChildren();
 
-        ArrayList<TreePath> expand = new ArrayList<TreePath>();
+        ArrayList<TreePath> expand = Lists.newArrayList();
 
         // add all the elements in the base layer
         DefaultMutableTreeNode base = new DefaultMutableTreeNode("Base Layer");
         root.add(base);
-        addNodes(base, getSortedTileSets(EditorModel.BASE_LAYER),
-                 "", 0, expand);
+        addNodes(base, getSortedTileSets(EditorModel.BASE_LAYER), "", 0, expand);
 
         // add all the elements in the object layer
         DefaultMutableTreeNode obj = new DefaultMutableTreeNode("Object Layer");
         root.add(obj);
-        addNodes(obj, getSortedTileSets(EditorModel.OBJECT_LAYER),
-                 "", 0, expand);
+        addNodes(obj, getSortedTileSets(EditorModel.OBJECT_LAYER), "", 0, expand);
 
         // notify the JTree that we've put some brand new branches on it.
         model.reload();
 
         // expand our container categories
-        for (Iterator<TreePath> iter = expand.iterator(); iter.hasNext(); ) {
-            _tsettree.expandPath(iter.next());
+        for (TreePath treePath : expand) {
+            _tsettree.expandPath(treePath);
         }
 
         // now select the previously selected item, or the first...
diff --git a/src/java/com/threerings/stage/util/PlacementConstraints.java b/src/java/com/threerings/stage/util/PlacementConstraints.java
index c28ae60b..81aa2c86 100644
--- a/src/java/com/threerings/stage/util/PlacementConstraints.java
+++ b/src/java/com/threerings/stage/util/PlacementConstraints.java
@@ -22,12 +22,12 @@
 package com.threerings.stage.util;
 
 import java.util.HashMap;
-import java.util.Iterator;
 import java.util.List;
 
 import java.awt.Rectangle;
 
 import com.google.common.collect.Lists;
+import com.google.common.collect.Maps;
 
 import com.samskivert.util.ListUtil;
 
@@ -225,20 +225,20 @@ public class PlacementConstraints
             }
         }
 
-        for (int i = 0; i < removed.length; i++) {
-            if (removed[i].tile.hasConstraint(ObjectTileSet.SURFACE) &&
-                hasOnSurface(removed[i], added, removed)) {
+        for (ObjectData element : removed) {
+            if (element.tile.hasConstraint(ObjectTileSet.SURFACE) &&
+                hasOnSurface(element, added, removed)) {
                 return MessageBundle.qualify(STAGE_MESSAGE_BUNDLE,
                     "m.has_on_surface");
             }
 
-            int dir = getConstraintDirection(removed[i], ObjectTileSet.WALL);
+            int dir = getConstraintDirection(element, ObjectTileSet.WALL);
             if (dir != NONE) {
-                if (hasOnWall(removed[i], added, removed, dir)) {
+                if (hasOnWall(element, added, removed, dir)) {
                     return MessageBundle.qualify(STAGE_MESSAGE_BUNDLE,
                         "m.has_on_wall");
 
-                } else if (hasAttached(removed[i], added, removed, dir)) {
+                } else if (hasAttached(element, added, removed, dir)) {
                     return MessageBundle.qualify(STAGE_MESSAGE_BUNDLE,
                         "m.has_attached");
                 }
@@ -457,14 +457,14 @@ public class PlacementConstraints
             return false;
         }
 
-        for (int i = 0; i < constraints.length; i++) {
-            if (constraints[i].startsWith(prefix)) {
+        for (String constraint : constraints) {
+            if (constraint.startsWith(prefix)) {
                 int fromidx = prefix.length(),
-                    toidx = constraints[i].indexOf('_', fromidx);
+                    toidx = constraint.indexOf('_', fromidx);
                 dirheight.dir = DirectionUtil.fromShortString(toidx == -1 ?
-                    constraints[i].substring(fromidx) :
-                    constraints[i].substring(fromidx, toidx));
-                dirheight.low = constraints[i].endsWith(ObjectTileSet.LOW);
+                    constraint.substring(fromidx) :
+                    constraint.substring(fromidx, toidx));
+                dirheight.low = constraint.endsWith(ObjectTileSet.LOW);
                 return true;
             }
         }
@@ -503,17 +503,16 @@ public class PlacementConstraints
     {
         List<ObjectData> list = Lists.newArrayList();
 
-        for (Iterator<ObjectData> it = _objectData.values().iterator(); it.hasNext(); ) {
-            ObjectData data = it.next();
+        for (ObjectData data : _objectData.values()) {
             if (rect.intersects(data.bounds) && !ListUtil.contains(removed,
                     data)) {
                 list.add(data);
             }
         }
 
-        for (int i = 0; i < added.length; i++) {
-            if (rect.intersects(added[i].bounds)) {
-                list.add(added[i]);
+        for (ObjectData element : added) {
+            if (rect.intersects(element.bounds)) {
+                list.add(element);
             }
         }
 
@@ -568,9 +567,8 @@ public class PlacementConstraints
     /** The Miso scene model. */
     protected StageMisoSceneModel _mmodel;
 
-    /** For all objects in the scene, maps {@link ObjectInfo}s to
-     * {@link ObjectData}s. */
-    protected HashMap<ObjectInfo,ObjectData> _objectData = new HashMap<ObjectInfo,ObjectData>();
+    /** For all objects in the scene, maps {@link ObjectInfo}s to {@link ObjectData}s. */
+    protected HashMap<ObjectInfo, ObjectData> _objectData = Maps.newHashMap();
 
     /** One rectangle we'll re-use for all constraints ops. */
     protected static final Rectangle _constrainRect = new Rectangle();
diff --git a/src/java/com/threerings/stage/util/StageSceneUtil.java b/src/java/com/threerings/stage/util/StageSceneUtil.java
index 8a66f63c..f3e28f35 100644
--- a/src/java/com/threerings/stage/util/StageSceneUtil.java
+++ b/src/java/com/threerings/stage/util/StageSceneUtil.java
@@ -21,13 +21,14 @@
 
 package com.threerings.stage.util;
 
-import java.util.ArrayList;
 import java.util.Comparator;
 import java.util.List;
 
 import java.awt.Point;
 import java.awt.Rectangle;
 
+import com.google.common.collect.Lists;
+
 import com.samskivert.util.SortableArrayList;
 
 import com.threerings.util.DirectionCodes;
@@ -247,7 +248,7 @@ public class StageSceneUtil
      */
     public static List<SceneLocation> getClusterLocs (Cluster cluster)
     {
-        List<SceneLocation> list = new ArrayList<SceneLocation>();
+        List<SceneLocation> list = Lists.newArrayList();
 
         // convert our tile coordinates into a cartesian coordinate system
         // with units equal to one fine coordinate in size
diff --git a/src/java/com/threerings/stats/server/persist/StatRepository.java b/src/java/com/threerings/stats/server/persist/StatRepository.java
index d13e2ad0..20eff8a7 100644
--- a/src/java/com/threerings/stats/server/persist/StatRepository.java
+++ b/src/java/com/threerings/stats/server/persist/StatRepository.java
@@ -11,6 +11,7 @@ import java.util.Set;
 import java.io.ByteArrayInputStream;
 import java.io.IOException;
 
+import com.google.common.collect.Lists;
 import com.google.common.collect.Maps;
 import com.google.inject.Inject;
 import com.google.inject.Singleton;
@@ -92,7 +93,7 @@ public class StatRepository extends DepotRepository
      */
     public ArrayList<Stat> loadStats (int playerId)
     {
-        ArrayList<Stat> stats = new ArrayList<Stat>();
+        ArrayList<Stat> stats = Lists.newArrayList();
         Where where = new Where(StatRecord.PLAYER_ID, playerId);
         for (StatRecord record : findAll(StatRecord.class, where)) {
             Stat stat = decodeStat(record.statCode, record.statData, record.modCount);
@@ -117,13 +118,13 @@ public class StatRepository extends DepotRepository
      */
     public void writeModified (int playerId, Stat[] stats)
     {
-        for (int ii = 0; ii < stats.length; ii++) {
+        for (Stat stat : stats) {
             try {
-                if (stats[ii].getType().isPersistent() && stats[ii].isModified()) {
-                    updateStat(playerId, stats[ii], true);
+                if (stat.getType().isPersistent() && stat.isModified()) {
+                    updateStat(playerId, stat, true);
                 }
             } catch (Exception e) {
-                log.warning("Error flushing modified stat", "stat", stats[ii], e);
+                log.warning("Error flushing modified stat", "stat", stat, e);
             }
         }
     }
diff --git a/src/java/com/threerings/whirled/server/persist/SceneUpdateMarshaller.java b/src/java/com/threerings/whirled/server/persist/SceneUpdateMarshaller.java
index ca56eac4..ff83969d 100644
--- a/src/java/com/threerings/whirled/server/persist/SceneUpdateMarshaller.java
+++ b/src/java/com/threerings/whirled/server/persist/SceneUpdateMarshaller.java
@@ -27,6 +27,8 @@ import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 
+import com.google.common.collect.Maps;
+
 import com.samskivert.io.PersistenceException;
 import com.samskivert.util.HashIntMap;
 
@@ -166,7 +168,7 @@ public class SceneUpdateMarshaller
     protected HashIntMap<Class<?>> _typeToClass = new HashIntMap<Class<?>>();
 
     /** The table mapping update classes to types. */
-    protected HashMap<Class<?>,Integer> _classToType = new HashMap<Class<?>,Integer>();
+    protected HashMap<Class<?>, Integer> _classToType = Maps.newHashMap();
 
     /** A counter used in assigning update types to classes. */
     protected int _nextType = 0;
diff --git a/src/java/com/threerings/whirled/spot/server/SpotSceneManager.java b/src/java/com/threerings/whirled/spot/server/SpotSceneManager.java
index 5fcc43e0..6e19a6b2 100644
--- a/src/java/com/threerings/whirled/spot/server/SpotSceneManager.java
+++ b/src/java/com/threerings/whirled/spot/server/SpotSceneManager.java
@@ -24,6 +24,8 @@ package com.threerings.whirled.spot.server;
 import java.util.HashMap;
 import java.util.Iterator;
 
+import com.google.common.collect.Maps;
+
 import com.samskivert.util.HashIntMap;
 
 import com.threerings.util.Name;
@@ -591,5 +593,5 @@ public class SpotSceneManager extends SceneManager
     protected HashIntMap<ClusterRecord> _clusters = new HashIntMap<ClusterRecord>();
 
     /** A mapping of entering bodies to portal ids. */
-    protected HashMap<Integer, Portal> _enterers = new HashMap<Integer, Portal>();
+    protected HashMap<Integer, Portal> _enterers = Maps.newHashMap();
 }
diff --git a/src/java/com/threerings/whirled/tools/xml/SceneWriter.java b/src/java/com/threerings/whirled/tools/xml/SceneWriter.java
index c2b0673d..268a5681 100644
--- a/src/java/com/threerings/whirled/tools/xml/SceneWriter.java
+++ b/src/java/com/threerings/whirled/tools/xml/SceneWriter.java
@@ -21,7 +21,6 @@
 
 package com.threerings.whirled.tools.xml;
 
-import java.util.HashMap;
 import java.util.Map;
 
 import java.io.File;
@@ -31,6 +30,7 @@ import java.io.IOException;
 import org.xml.sax.SAXException;
 import org.xml.sax.helpers.AttributesImpl;
 
+import com.google.common.collect.Maps;
 import com.megginson.sax.DataWriter;
 
 import com.threerings.tools.xml.NestableWriter;
@@ -108,8 +108,7 @@ public class SceneWriter
         throws SAXException
     {
         // write out our auxiliary scene models
-        for (int ii = 0; ii < model.auxModels.length; ii++) {
-            AuxModel amodel = model.auxModels[ii];
+        for (AuxModel amodel : model.auxModels) {
             NestableWriter awriter = _auxers.get(amodel.getClass());
             if (awriter != null) {
                 awriter.write(amodel, writer);
@@ -120,5 +119,5 @@ public class SceneWriter
         }
     }
 
-    protected Map<Class<?>, NestableWriter> _auxers = new HashMap<Class<?>, NestableWriter>();
+    protected Map<Class<?>, NestableWriter> _auxers = Maps.newHashMap();
 }
diff --git a/src/java/com/threerings/whirled/zone/client/ZoneDirector.java b/src/java/com/threerings/whirled/zone/client/ZoneDirector.java
index 2121d48b..8c894fe1 100644
--- a/src/java/com/threerings/whirled/zone/client/ZoneDirector.java
+++ b/src/java/com/threerings/whirled/zone/client/ZoneDirector.java
@@ -23,6 +23,8 @@ package com.threerings.whirled.zone.client;
 
 import java.util.ArrayList;
 
+import com.google.common.collect.Lists;
+
 import com.samskivert.util.ResultListener;
 
 import com.threerings.presents.client.BasicDirector;
@@ -289,7 +291,7 @@ public class ZoneDirector extends BasicDirector
     protected ZoneSummary _summary;
 
     /** Our zone observer list. */
-    protected ArrayList<ZoneObserver> _observers = new ArrayList<ZoneObserver>();
+    protected ArrayList<ZoneObserver> _observers = Lists.newArrayList();
 
     /** Our previous zone id. */
     protected int _previousZoneId = -1;