Localization

- Using `MessageFormat` with parameterized messages

Localization/Localization/pom.xml

@@ -67,6 +67,19 @@
           <artifactId>maven-deploy-plugin</artifactId>
           <version>2.8.2</version>
         </plugin>
+        <plugin>
+      <artifactId>maven-assembly-plugin</artifactId>
+      <configuration>
+        <archive>
+          <manifest>
+            <mainClass>ocp.local.Localization.App</mainClass>
+          </manifest>
+        </archive>
+        <descriptorRefs>
+          <descriptorRef>jar-with-dependencies</descriptorRef>
+        </descriptorRefs>
+      </configuration>
+    </plugin>
       </plugins>
     </pluginManagement>
   </build>
@@ -76,6 +89,11 @@
       <plugin>
         <artifactId>maven-project-info-reports-plugin</artifactId>
       </plugin>
+      
+      
+       
+      
+      
     </plugins>
   </reporting>
 </project>

Localization/Localization/src/main/java/ocp/local/Localization/App.java

@@ -6,6 +6,7 @@ import java.util.List;
 import java.text.DateFormat;
 import java.text.DateFormatSymbols;
 import java.text.DecimalFormat;
+import java.text.MessageFormat;
 import java.text.NumberFormat;
 import java.text.SimpleDateFormat;
 import java.time.Instant;
@@ -305,5 +306,37 @@ public class App
     	customFormatter2 = new SimpleDateFormat("MMMM MMMM", symbols);
     	System.out.println("Date&Time formatted with custom formatter for language '"+currentLocale.getLanguage()+"': "+customFormatter2.format(today));
     	
+    	
+    	/**
+    	 * Going back to resource bundles.
+    	 * 
+    	 * We can also have parameterized messages,
+    	 * of which can have normal parameters we pass
+    	 * it (indexed from 0 onwards) but also certain
+    	 * of those parameterized parts can be formatted
+    	 * according to a type like a date and that
+    	 * can be formatted according to the locale too
+    	 * 
+    	 * We first create a {@link MessageFormat}, set its
+    	 * locale, and then we pass it the resource
+    	 * in the bundle. Lastly, we call format which
+    	 * replaces the items and if locale-dependent
+    	 * things like dates need formatting then the locale
+    	 * passed in `msgFormat.setLocale(Locale)` will be used
+    	 */
+    	greetingBundle = ResourceBundle.getBundle("GreetingsBundle", currentLocale);
+    	MessageFormat msgFormat = new MessageFormat("");
+    	msgFormat.setLocale(currentLocale);
+    	
+    	/**
+    	 * We must pass the string to format
+    	 */
+    	msgFormat.applyPattern(greetingBundle.getString("message"));
+    	
+    	/**
+    	 * Now we can format the message and have it plop
+    	 * the arguments into it we pass below.
+    	 */
+    	System.out.println(msgFormat.format(new Object[] {69, today}));
     }
 }