java6-compat: eliminate use of diamond operator (a J7-only feature)

git-svn-id: https://micropolis.googlecode.com/svn/trunk/micropolis-java@576 d9718cc8-9f43-0410-858b-315f434eb58c

build.xml

@@ -44,7 +44,7 @@
        classpathref="build-classpath"
 	includeantruntime="false"
 	debug="true" debuglevel="lines,vars,source"
-	source="1.7" target="1.7"
+	source="1.6" target="1.6"
        >
 	<compilerarg value="-Xlint:unchecked" />
 	<compilerarg value="-Xlint:deprecation" />

src/micropolisj/engine/CityEval.java

@@ -54,10 +54,10 @@ public class CityEval
 	public CityProblem [] problemOrder = new CityProblem[0];
 
 	/** Number of votes given for the various problems identified by problemOrder[]. */
-	public EnumMap<CityProblem,Integer> problemVotes = new EnumMap<>(CityProblem.class);
+	public EnumMap<CityProblem,Integer> problemVotes = new EnumMap<CityProblem,Integer>(CityProblem.class);
 
 	/** Score for various problems. */
-	public EnumMap<CityProblem,Integer> problemTable = new EnumMap<>(CityProblem.class);
+	public EnumMap<CityProblem,Integer> problemTable = new EnumMap<CityProblem,Integer>(CityProblem.class);
 
 	/**
 	 * Perform an evaluation.
@@ -166,7 +166,7 @@ public class CityEval
 			}
 		}
 
-		EnumMap<CityProblem,Integer> rv = new EnumMap<>(CityProblem.class);
+		EnumMap<CityProblem,Integer> rv = new EnumMap<CityProblem,Integer>(CityProblem.class);
 		for (int i = 0; i < pp.length; i++) {
 			rv.put(pp[i], votes[i]);
 		}

src/micropolisj/engine/Micropolis.java

@@ -190,7 +190,7 @@ public class Micropolis
 
 	public CityEval evaluation;
 
-	ArrayList<Sprite> sprites = new ArrayList<>();
+	ArrayList<Sprite> sprites = new ArrayList<Sprite>();
 
 	static final int VALVERATE = 2;
 	public static final int CENSUSRATE = 4;
@@ -333,9 +333,9 @@ public class Micropolis
 		}
 	}
 
-	ArrayList<Listener> listeners = new ArrayList<>();
-	ArrayList<MapListener> mapListeners = new ArrayList<>();
-	ArrayList<EarthquakeListener> earthquakeListeners = new ArrayList<>();
+	ArrayList<Listener> listeners = new ArrayList<Listener>();
+	ArrayList<MapListener> mapListeners = new ArrayList<MapListener>();
+	ArrayList<EarthquakeListener> earthquakeListeners = new ArrayList<EarthquakeListener>();
 
 	public void addListener(Listener l)
 	{
@@ -1729,7 +1729,7 @@ public class Micropolis
 		public int taxIncome;
 		public int operatingExpenses;
 	}
-	public ArrayList<FinancialHistory> financialHistory = new ArrayList<>();
+	public ArrayList<FinancialHistory> financialHistory = new ArrayList<FinancialHistory>();
 
 	void collectTax()
 	{
@@ -2253,7 +2253,7 @@ public class Micropolis
 	 */
 	public boolean makeMeltdown()
 	{
-		ArrayList<CityLocation> candidates = new ArrayList<>();
+		ArrayList<CityLocation> candidates = new ArrayList<CityLocation>();
 		for (int y = 0; y < map.length; y++) {
 			for (int x = 0; x < map[y].length; x++) {
 				if ((map[y][x] & LOMASK) == NUCLEAR) {

src/micropolisj/engine/TrafficGen.java

@@ -22,7 +22,7 @@ class TrafficGen
 	Micropolis.ZoneType sourceZone;
 
 	int lastdir;
-	Stack<CityLocation> positions = new Stack<>();
+	Stack<CityLocation> positions = new Stack<CityLocation>();
 
 	static final int MAX_TRAFFIC_DISTANCE = 30;
 

src/micropolisj/gui/GraphsPane.java

@@ -42,7 +42,7 @@ public class GraphsPane extends JPanel
 		CRIME,
 		POLLUTION;
 	}
-	EnumMap<GraphData,JToggleButton> dataBtns = new EnumMap<>(GraphData.class);
+	EnumMap<GraphData,JToggleButton> dataBtns = new EnumMap<GraphData,JToggleButton>(GraphData.class);
 
 	static ResourceBundle strings = MainWindow.strings;
 	static final int LEFT_MARGIN = 4;
@@ -264,7 +264,7 @@ public class GraphsPane extends JPanel
 			}
 
 			int H = isOneTwenty ? 239 : 119;
-			final HashMap<GraphData, Path2D.Double> paths = new HashMap<>();
+			final HashMap<GraphData, Path2D.Double> paths = new HashMap<GraphData,Path2D.Double>();
 			for (GraphData gd : GraphData.values())
 			{
 				if (dataBtns.get(gd).isSelected()) {

src/micropolisj/gui/MainWindow.java

@@ -44,7 +44,7 @@ public class MainWindow extends JFrame
 	JLabel currentToolLbl;
 	JLabel currentToolCostLbl;
 	Map<MicropolisTool,JToggleButton> toolBtns;
-	EnumMap<MapState,JMenuItem> mapStateMenuItems = new EnumMap<>(MapState.class);
+	EnumMap<MapState,JMenuItem> mapStateMenuItems = new EnumMap<MapState,JMenuItem>(MapState.class);
 	MicropolisTool currentTool;
 	File currentFile;
 	boolean doSounds = true;

src/micropolisj/gui/MicropolisDrawingArea.java

@@ -25,7 +25,7 @@ public class MicropolisDrawingArea extends JComponent
 {
 	Micropolis m;
 	boolean blinkUnpoweredZones = true;
-	HashSet<Point> unpoweredZones = new HashSet<>();
+	HashSet<Point> unpoweredZones = new HashSet<Point>();
 	boolean blink;
 	Timer blinkTimer;
 	ToolPreview toolPreview;
@@ -107,7 +107,7 @@ public class MicropolisDrawingArea extends JComponent
 		spriteImages = new EnumMap<SpriteKind, Map<Integer,Image> >(SpriteKind.class);
 		for (SpriteKind kind : SpriteKind.values())
 		{
-			HashMap<Integer,Image> imgs = new HashMap<>();
+			HashMap<Integer,Image> imgs = new HashMap<Integer,Image>();
 			for (int i = 0; i < kind.numFrames; i++) {
 				Image img = loadSpriteImage(kind, i);
 				if (img != null) {

src/micropolisj/gui/OverlayMapView.java

@@ -23,7 +23,7 @@ public class OverlayMapView extends JComponent
 	implements Scrollable, MapListener
 {
 	Micropolis engine;
-	ArrayList<ConnectedView> views = new ArrayList<>();
+	ArrayList<ConnectedView> views = new ArrayList<ConnectedView>();
 	MapState mapState = MapState.ALL;
 
 	public OverlayMapView(Micropolis _engine)