Java Binding

Java Binding

The Java binding exposes the Rust core via JNI. The published artifact is com.vgerbot.plantuml:plantuml-java.

Maven

<dependency>
    <groupId>com.vgerbot.plantuml</groupId>
    <artifactId>plantuml-java</artifactId>
    <version>0.1.0</version>
</dependency>

Usage

import com.vgerbot.plantuml.PlantUml;

String svg = PlantUml.renderSvg("@startuml\nAlice -> Bob: hello\nBob --> Alice: hi\n@enduml");
System.out.println(svg);

String preproc = PlantUml.renderPreproc("@startuml\n!define FOO bar\nAlice -> Bob: FOO\n@enduml");
System.out.println(preproc);

Build from source

cd bindings/plantuml-java
./gradlew build

This compiles the Rust native library via Cargo and packages it with the Java JNI shim into a JAR. Java 17+ is required.