more error handling options

src/main/java/org/cobbzilla/util/daemon/ZillaRuntime.java

@@ -68,7 +68,9 @@ public class ZillaRuntime {
 
     public interface ExceptionRunnable { void handle(Exception e); }
 
-    public static final ExceptionRunnable DEFAULT_EX_RUNNABLE = e -> log.error("Error: " + e);
+    public static final ExceptionRunnable DEFAULT_EX_RUNNABLE = e -> {
+        log.error("Error: " + e);
+    };
 
     public static ExceptionRunnable exceptionRunnable (Class<? extends Throwable>[] fatalExceptionClasses) {
         return e -> {

src/main/java/org/cobbzilla/util/main/BaseMain.java

@@ -24,8 +24,16 @@ public abstract class BaseMain<OPT extends BaseMainOptions> {
 
     public void runOrDie () { try { run(); } catch (Exception e) { die("runOrDie: "+e, e); } }
 
+    public void runOrDie (ZillaRuntime.ExceptionRunnable errorHandler) {
+        try { run(); } catch (Exception e) { errorHandler.handle(e); }
+    }
+
     public Thread runInBackground () { return background(this::runOrDie); }
 
+    public Thread runInBackground (ZillaRuntime.ExceptionRunnable errorHandler) {
+        return background(() -> runOrDie(errorHandler));
+    }
+
     @Getter private String[] args;
     public void setArgs(String[] args) throws CmdLineException {
         this.args = args;