Refactor: Refactor baselib; merge Array_ and Bool_

baselib/src/gplx/objects/ObjectUtl.java

@@ -0,0 +1,34 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012-2021 gnosygnu@gmail.com
+
+XOWA is licensed under the terms of the General Public License (GPL) Version 3,
+or alternatively under the terms of the Apache License Version 2.0.
+
+You may use XOWA according to either of these licenses as is most appropriate
+for your project on a case-by-case basis.
+
+The terms of each license can be found in the source code repository:
+
+GPLv3 License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-GPLv3.txt
+Apache License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-APACHE2.txt
+*/
+package gplx.objects;
+import gplx.objects.arrays.BryUtl;
+import gplx.objects.strings.StringUtl;
+import gplx.objects.types.TypeUtl;
+public class ObjectUtl {
+	public static String ToStrOrNullMark(Object v) {return v == null ? "<<NULL>>": ToStr(v);}
+	public static String ToStrOr(Object v, String or) {return v == null ? or : ToStr(v);}
+	public static String ToStr(Object v) {
+		Class<?> c = v.getClass();
+		if      (TypeUtl.Eq(c, StringUtl.ClsRefType)) return (String)v;
+		else if (TypeUtl.Eq(c, BryUtl.ClsRefType))    return StringUtl.NewByBryUtf8((byte[])v);
+		else                                          return v.toString();
+	}
+	public static boolean Eq(Object lhs, Object rhs) {
+		if      (lhs == null && rhs == null) return true;
+		else if (lhs == null || rhs == null) return false;
+		else                                 return lhs.equals(rhs);
+	}
+}