So, it is recommended to convert the Kotlin code to Java code with the help of IntelliJ IDEA.ĭo share this blog with your fellow developers to spread the knowledge. The above method will generate the Java file but the code will be complicated to understand. It makes it easy to parse JSON into Java and Kotlin classes: Note: The Kotlin examples of this.

Download theĪfter downloading the jar file, run the below command to get the Java file, out of your Moshi is a modern JSON library for Android, Java and Kotlin. Now, we need to decompile the class file generated after the first step. To use Fernflower, follow the below steps: But the demerit of this method is that you will not get the pure Java file and you need to manually download the Fernflower jar file. So, instead of using the IntelliJ IDEA, we can directly use Fernflower. Under the hood, the IntelliJ IDEA uses the Fernflower. You will get the bytecode of your Kotin file.īutton to get your Java code from the bytecode. Open your Kotlin project in the IntelliJ IDEA / Android Studio.

Steps to convert your Kotlin source file to Java source file: To integrate some feature that can be easily implemented in Java. So, it becomes easy to convert the Java code into Kotlin and vice-versa.įollowing are some of the advantages or reasons for converting Kotlin code to Java code: Step 1: Hit the URL in your favorite browser and click on Convert from Java button, highlighted in the below picture. compiling the Kotlin code to the JVM bytecode and then decompile the bytecode to the Java code. Converting a Kotlin file to Java file involves two steps i.e.

Online kotlin to java converter