cleanup and testing work

spring-mvc-java/src/main/java/com/baeldung/model/Message.java

@@ -2,14 +2,14 @@ package com.baeldung.model;
 
 public class Message {
 
-	private String from;
-	private String text;
+    private String from;
+    private String text;
 
-	public String getText() {
-		return text;
-	}
+    public String getText() {
+        return text;
+    }
 
-	public String getFrom() {
-		return from;
-	}
+    public String getFrom() {
+        return from;
+    }
 }

spring-mvc-java/src/main/java/com/baeldung/model/OutputMessage.java

@@ -2,26 +2,26 @@ package com.baeldung.model;
 
 public class OutputMessage {
 
-	private String from;
-	private String text;
-	private String time;
+    private String from;
+    private String text;
+    private String time;
 
-	public OutputMessage(final String from, final String text, final String time) {
+    public OutputMessage(final String from, final String text, final String time) {
 
-		this.from = from;
-		this.text = text;
-		this.time = time;
-	}
+        this.from = from;
+        this.text = text;
+        this.time = time;
+    }
 
-	public String getText() {
-		return text;
-	}
+    public String getText() {
+        return text;
+    }
 
-	public String getTime() {
-		return time;
-	}
+    public String getTime() {
+        return time;
+    }
 
-	public String getFrom() {
-		return from;
-	}
+    public String getFrom() {
+        return from;
+    }
 }