--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/org/dancres/blitz/entry/InstanceSwitchListener.java	Sat Mar 21 11:00:06 2009 +0000
@@ -0,0 +1,57 @@
+package org.dancres.blitz.entry;
+
+import org.dancres.blitz.stats.Stat;
+import org.dancres.blitz.stats.SwitchListener;
+import org.dancres.blitz.stats.Switch;
+import org.dancres.blitz.stats.StatsBoard;
+import org.dancres.blitz.stats.InstanceSwitch;
+import org.dancres.blitz.stats.InstanceCount;
+import org.dancres.blitz.stats.SwitchSettings;
+
+class InstanceSwitchListener implements SwitchListener {
+    private String theInstanceType;
+    private InstanceCount theCount;
+
+    InstanceSwitchListener(String aType, int anInitialCount) {
+        theInstanceType = aType;
+        theCount = new InstanceCount(aType, anInitialCount);
+
+        SwitchSettings.get().add(this);
+    }
+
+    public synchronized void switchFlipped(Switch aSwitch) {
+        if (aSwitch instanceof InstanceSwitch) {
+            InstanceSwitch mySwitch = (InstanceSwitch) aSwitch;
+
+            if ((mySwitch.getType().equals(theInstanceType)) ||
+                (mySwitch.isWildcard())) {
+
+                if (mySwitch.isOn()) {
+                    StatsBoard.get().add(theCount);
+                } else
+                    StatsBoard.get().remove(theCount);
+            }
+        }
+    }
+
+    synchronized void wrote() {
+        theCount.wrote();
+    }
+
+    synchronized void took() {
+        theCount.took();
+    }
+
+    Stat getInstanceStat() {
+        return theCount.generate();
+    }
+
+    synchronized int getTotal() {
+        return theCount.getCount();
+    }
+
+    void destroy() {
+        SwitchSettings.get().remove(this);
+        StatsBoard.get().remove(theCount);
+    }
+}