fix: use quantity attribute for plurals (PR #486)

jadx-core/src/main/java/jadx/core/xmlgen/ResXmlGen.java

@@ -15,6 +15,8 @@ import jadx.core.xmlgen.entry.RawNamedValue;
 import jadx.core.xmlgen.entry.ResourceEntry;
 import jadx.core.xmlgen.entry.ValuesParser;
 
+import static jadx.core.xmlgen.ParserConstants.PLURALS_MAP;
+
 public class ResXmlGen {
 
 	private static final Set<String> SKIP_RES_TYPES = new HashSet<>(Arrays.asList(
@@ -147,16 +149,22 @@ public class ResXmlGen {
 				}
 			}
 		}
-		if (typeName.equals("attr")) {
-			if (nameStr != null) {
+		switch (typeName) {
+			case "attr":
+				if (nameStr != null)
 					addSimpleValue(cw, typeName, itemTag, nameStr, valueStr, "");
-			}
-		} else if (typeName.equals("style")) {
-			if (nameStr != null) {
+				break;
+			case "style":
+				if (nameStr != null)
 					addSimpleValue(cw, typeName, itemTag, nameStr, "", valueStr);
-			}
-		} else {
+				break;
+			case "plurals":
+				final String quantity = PLURALS_MAP.get(value.getNameRef());
+				addSimpleValue(cw, typeName, itemTag, "quantity", quantity, valueStr);
+				break;
+			default:
 				addSimpleValue(cw, typeName, itemTag, null, null, valueStr);
+				break;
 		}
 	}