Question 1

How to integrate J2V8 into a Maven or Gradle project?

Accepted Answer

J2V8 is available on Maven Central; add it as a dependency in your build file. For detailed steps, refer to the tutorials on the EclipseSource blog, which cover initial setup and configuration.

Question 2

J2V8 vs Nashorn: which is better for Java JavaScript integration?

Accepted Answer

J2V8 generally offers superior performance due to V8 integration and primitive-first design, but Nashorn is easier to set up and part of the JDK until Java 14, making it better for simpler use cases.

Question 3

Can J2V8 run React.js server-side rendering efficiently?

Accepted Answer

Yes, J2V8 can handle React.js server-side rendering, as evidenced by articles on the topic, leveraging its high-performance execution for faster SSR in Java environments.

Question 4

What are the steps to build J2V8 from source on different platforms?

Accepted Answer

Building from source involves compiling V8 as a monolithic library and statically linking J2V8, using a Python-based cross-compiling system. Detailed instructions are provided in BUILDING.md, but it requires expertise in native builds.

Question 5

Is J2V8 compatible with Java 11 and newer versions?

Accepted Answer

J2V8 aims for compatibility, but check Maven Central for specific version support and any known issues, as updates may require adjustments due to native dependencies.

Question 6

How to handle callbacks from JavaScript to Java in J2V8?

Accepted Answer

The project provides tutorials on registering Java callbacks, allowing seamless interaction where JavaScript can invoke Java methods, with examples for setting up event-driven architectures.

j2v8

What is j2v8?

Overview

Use Cases

Best For

Related Projects

Found a gem we're missing?

Not Ideal For

Pros & Cons

Pros

Cons

Frequently Asked Questions