Does Java have good documentation?

You probably find Java API more concise and well documented because there is only one serious implementation of it (Oracle’s original implementation), making its documentation the very resource for the language itself.

How do you do proper documentation in Java?

Best Practices for Code Documentation in Java

1. Code Documentation — A Debate.
2. Three Types of Comments.
3. Always Document API.
4. Revisit the Code Documentation.
5. Use DocCheck to Your Advantage.
6. Give Meaning to Your Code Documentation.
7. Always Mention Implementation-Independence.
8. Method Comments Can Be Automatically Re-Used.

Are Javadocs bad?

Yes. It’s wrong not to create meaningful javadoc. It is wrong to write meaningless, uninformative boilerplate javadoc. that suggests that it’s better to write no javadoc than to write meaningless javadoc, which is probably right, but seems to contradict your initial “Yes”.

What is Java code documentation?

What is Javadoc? Javadoc is a tool which comes with JDK and it is used for generating Java code documentation in HTML format from Java source code, which requires documentation in a predefined format. */ are Java multi-line comments. Similarly, the line which preceeds // is Java single-line comment.

How do you create a code document?

Best practices for writing documentation:

1. Include A README file that contains.
2. Allow issue tracker for others.
3. Write an API documentation.
4. Document your code.
5. Apply coding conventions, such as file organization, comments, naming conventions, programming practices, etc.
6. Include information for contributors.

What is API documentation in Java?

Javadoc (originally cased JavaDoc) is a documentation generator created by Sun Microsystems for the Java language (now owned by Oracle Corporation) for generating API documentation in HTML format from Java source code. This is how JDiff can generate reports of what changed between two versions of an API.

What does @param do in Java?

@param describes a parameter and @return describes the return value. (There are several other useful tags.) Remember that Javadoc generates documentation from your code, not just from your comments. The signature of the method will appear in the output — therefore, don’t tell the readers stuff they already know.

How do you comment multiple lines in Java?

Java Multi-line Comments Multi-line comments start with /* and ends with */ . Any text between /* and */ will be ignored by Java.

When should Javadocs be used?

You can place JavaDoc comments in any of three different locations in a source file: Immediately before the declaration of a public class. Immediately before the declaration of a public field. Immediately before the declaration of a public method or constructor.

Should private methods have javadocs?

Nope, you shouldn’t write javadoc for private methods. End users don’t have access to private fields or methods so there really isn’t a point in providing javadoc for them. Private fields and methods are only meant for the developer. If you really need to though, feel free to write comments for non-obvious logic.

How do I read a file in Java?

The easiest way is to use the Scanner class in Java and the FileReader object. Simple example: Scanner has several methods for reading in strings, numbers, etc… You can look for more information on this on the Java documentation page. For example reading the whole content into a String:

Is there any documentation for Java programming?

Java Documentation. Whether you are working on a new cutting edge app or simply ramping up on new technology, Java documentation has all the information you need to make your project a smashing success. Use the rich set of code samples, tutorials, developer guides, API documentation, and more to quickly develop your prototype…

What is the use of a Javadoc file?

Javadoc is a tool which comes with JDK and it is used for generating Java code documentation in HTML format from Java source code, which requires documentation in a predefined format.

How to read a binary file in Java?

Java also supports reading from a binary file using InputStreams. If the files being read are huge then you would want to use a BufferedReader on top of a FileReader to improve read performance. I’d also recommend you download and read this wonderful (yet free) book called Thinking In Java