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Cannot Override Tostring In Java.lang.object

i made a program just like that ... Help? When overriding equals, you are responsible for ensuring that all the specifics of the contract are still met.Implementing cloneThe clone method allows clients to obtain a copy of a given object What is EnumMap in Java - Example Tutorial Difference between save vs persist and saveOrUpdat... his comment is here

I can't make it public since the driving class containing main (is in the same file) and must be public. Please read tinyurl.com/so-hints and clarify your question. –Jon Skeet May 24 '12 at 8:53 The Spring's ToStringCreator (github.com/SpringSource/spring-framework/tree/master/…) does the job very nicely. –Ritesh May 24 '12 at 14:02 By default toString implementation produces output in the form [email protected] e.g. Subscribed!

Would we find alien music meaningful? Join them; it only takes a minute: Sign up Override toString method in Java up vote 1 down vote favorite public class Curiosity { public void toString()//error because of this specific Baden Württemberg Ticket usage Converting the weight of a potato into a letter grade I just started my first real job, and have been asked to organize the office party. more hot questions question feed lang-java about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation

Follow us Core Java Enterprise Java Learn Java Mobile Java How-Tos Features News Blogs Resources Newsletters About Us Contact Privacy Policy Advertising Careers at IDG Site Map Ad Choices E-commerce Affiliate class Box { double width; double height; double depth; Box(double w, double h, double d) { width = w; height = h; depth = d; } public String toString() { return Home Submit Tutorial Latest Tutorials Subscribe in a reader Android | ASP.net | C | C++ | C# | Cocoa | Java | JavaScript | JSP | J2ME | JSF | Remember that return type is not a part of a method's signature share|improve this answer answered Dec 18 '14 at 6:59 Abhishek 730621 @Seelenvirtuose: This is from the oracle

Please read JLS 8.4.6.3 Requirements in Overriding and Hiding for more detailed information. Fortunately, this is easy to do. Java program to find IP Address of localhost - Exa... ► August ( 9 ) ► July ( 9 ) ► June ( 12 ) ► May ( 10 ) ► news Why won't curl download this link when a browser will?

The code is here :http://paste.org/pastebin/view/39488 I know I should past the code here but it is very long and I'm not able to organize it well. ButtonTest is not overriding toString(), your Stack class is. Teenage daughter refusing to go to school How safe is 48V DC? This will be a problem for users who want to extend the class with the improperly written clone method.

password. http://stackoverflow.com/questions/27540688/override-tostring-method-in-java concatenation operator or StringBuffer etc. I changed one method signature and broke 25,000 other classes. Use StringBuilder to generate toString output If you writing code for toString() method in Java, then use StringBuilder to append individual attribute.

So, what mistakes should you look out for? this content Baden Württemberg Ticket usage Clearing CD cache in code from the CM If an image is rotated losslessly, why does the file size change? How to gain confidence with new "big" bike? If you want newObject to have its own // copy of data, you must clone this data yourself.

Other Java String articles from Javarevisited Blog 4 ways to compare String in Java Why String is immutable in Java Why String is a popular HashMap key in Java How SubString These are just some of the benefits you get by implementing or overriding toString method in Java, there are many more which you get and learn by yourself. package.class to avoid any confusion/ 3. weblink This is because toString() is a method belonging to java.lang.Object which all Java classes automatically extend.

dd-MM-yy in your application, they you definitely want to see dates on that format instead of default. However, the other methods in Object can be and are overridden, often incorrectly. share|improve this answer answered Oct 11 '11 at 18:25 Cygnusx1 3,66511429 add a comment| up vote 0 down vote It should return a string and not void.

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View CommentThanks a lot. toString() has to return a String. –MasterCassim Oct 11 '11 at 18:29 add a comment| up vote 0 down vote because you try to override it with a void return type. Every class implements toString( ) because it is defined by Object. Here are the latest Insider stories.

more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Draw a hollow square of # with given width Should I allow my child to make an alternate meal if they do not like anything served at mealtime? toString() in Shape cannot override toString() in java.lang.Object; attempting to use incompatible return type toString() in Square cannot override toString() in java.lang.Object; attempting to use incompatible return type ` toString() in http://scriptkeeper.net/cannot-override/cannot-override-final-method-exception.html Try updating your displayShapeInfo() so that instead of shapeArray[ i ].toString(); you call System.out.println(shapeArray[ i ].toString()); –Kaivosukeltaja Oct 11 '11 at 18:39 add a comment| up vote 4 down vote toString()

public String toString() { return "(" + super.getX() + ", " + super.getY() +") " + "side: " + super.getDimension1(); } EDIT: If you want to have a method that outputs Why does low frequency RFID have a short read range? Half of these methods are final and cannot be overridden. Choose your Java IDE Android Studio for beginners: Code the app Immutable empty collections and iterators Open source Java projects: Docker Swarm White Paper Coding with JRebel: Java Forever Changed Join

However putting: public abstract String toString(); is causing a compilation error: Repetitive method name/signature for method 'java.lang.String toString()' in class ... up vote 4 down vote toString() has to return String not void. // false public abstract void toString(); // right public abstract String toString(); Note: You should not print (System.out) in View Tutorial By: Shoaeb uddin at 2012-01-13 18:53:4516. However, the child of the child (grandchild) class has no guarantee of being forced to implement that method if the child class implements the "getString()" method.

share|improve this answer edited Oct 11 '11 at 18:34 answered Oct 11 '11 at 18:28 Kaivosukeltaja 8,5912351 I just did that, but the output is totally different when I