Updated March 6, 2023
Difference between Java 8 and Java 9
What is Java?
Java is an Object-Oriented Programming that James Gosling designed. It was developed and is maintained by Oracle Corporation (then Sun Corporation). It is a general-purpose programming language that is class-based and having concurrent programming features. It has multi-threading features too. It is a static, safe, and strongly typed programming language. Its’ file extension names are .java or .class. It first appeared in the year 1995. It is intended to develop applications which can be Written Once and Run Anywhere. It is most popular for the client-server kind of application. It is licensed under GNU General Public License and Java Community Process. The latest version of Java is 8, was released on 14 January 2014 and Java 9 was released on 27 July 2017, and Java 10 was released in March 2018.
Head To Head Comparison Between Java 8 and Java 9 (Infographics)
Below is the top 9 difference between Java 8 vs Java 9 :
Key Differences between Java 8 and Java 9
Both Java 8 vs Java 9 are popular choices in the market; let us discuss some of the significant Difference :
- Java 8 vs Java 9 are two different versions that come under Java programming language, where Java 9 supports scripting language alongside object-oriented programming language.
- Java 8 has lambda functions and functional programming features, whereas Java 9 has different API updates along with new features.
- Java 8 has updated with annotations support on Java Types and unsigned integer arithmetic whereas, in Java 9, lightweight JSON APIs exist for generating and consuming the JSON data streams in the form of documents.
- Java 8 has the feature of launching JavaFX applications, whereas in Java 9 has performance updates to the segmented code cache mechanism.
- Java 8 provides annotations support at the language level, whereas, in Java 9, a smart compiler feature exists, which can be sued to build larger projects.
- Java 8 has provided an update that supports the environment to be run on the Windows XP operating system, whereas in Java 9
- Java 8 has removed the permanent generation as per JEP 122 specification, whereas 9 has REPL feature for the purpose of scripting, which combines Java and REPL together as jshell.
- Java 8 has Stream API and bulk operations related to collections, whereas Java 9 has less fragmentation and shorter sweep times along with further extensions.
- Java 8 has Java Time API and Java IO improvements, whereas Java 9 has Money and Currency API updates.
- Java 8 has other features, such as an extension to the Comparator interface, whereas Java 9 has improved Javadoc documentation and the Java platform module system.
- Java 8 has removed the JDBC-ODBC bridge from its java support, whereas Java 9 has interactive REPL Jshell to explore API features and other new language features.
- Java 8 has removed the PermGen memory feature, whereas Java 9 has collection factory methods to populate the collections or lists’ elements directly.
- Java 8 has added few methods such as min(), max() and sum() in few wrapper classes such as Integer, Double and Long, whereas Java 9 has private interface methods where private methods were not allowed in interfaces before Java 9.
Java 8 vs Java 9 Comparison Table
Let’s look at the top Comparison between Java 8 vs Java 9
|The basis of comparison||
|Definition||It is having the latest features related to Functional Programming and Nashorn Engine.||It has to have the latest features related to REPL (Read – Evaluate – Print – Loop) and scripting in JVM.|
|Usage||It is used when as both programming language and scripting language.||It is used as a programming and object-oriented language.|
|Integration||It can be integrated along with different functional programming languages such as Scala, which is based on JVM.||It can be integrated along with different functional programming languages such as Scala, which is based on JVM.|
|Platform||It supports any operating systems or platforms.||It supports cross-platform operating systems.|
|Community||It has a larger community called the Java Community Process. It contains the latest features, and the community has greater support for the new features.||It has a larger community called the Java Community process, i.e. JCP being maintained by a large group of highly qualified technical experts across the industry.|
|License||It was licensed under GNU General Public License.||It was licensed under GNU General Public License.|
|Compiler||It does not have any smart compiler.||It has a smart compiler which makes the compilation process faster.|
|API Updates||It has Date and Time updates.||It has no updates related to Date and Time but has other feature updates.|
This has been a guide to the top difference between Java 8 vs Java 9. Here we also discuss the key differences with infographics and comparison table. You may also have a look at the following Java 8 vs Java 9 articles to learn more –