Nginx-Closure Example

TestRingHandler.java

import nginx.clojure.java.ArrayMap;
import nginx.clojure.java.NginxJavaRingHandler;

import java.io.IOException;
import java.util.Map;

import static nginx.clojure.MiniConstants.CONTENT_TYPE;
import static nginx.clojure.MiniConstants.NGX_HTTP_OK;

public class TestRingHandler implements NginxJavaRingHandler {

    private int counter = 0;

    @Override
    public Object[] invoke(Map<String, Object> req) throws IOException {
        return new Object[]{
            NGX_HTTP_OK, //http status 200
            ArrayMap.create(
                CONTENT_TYPE, "text/plain",
                "X-Header", "foobar"
            ), //headers map
            "Hello, Java & Nginx! Counter: " + (counter++)
        };
    }
}

Nginx.conf

        user USERNAME GROUPNAME; #should be declared to provide access to jars

        location /java {
            handler_type 'java';
            handler_name 'TestRingHandler';
        }
  
        #......
         jvm_path "/Library/Java/JavaVirtualMachines/jdkXXXXX.jdk/Contents/Home/jre/lib/server/libjvm.dylib";
         jvm_classpath "jars/nginx-clojure-XXX.jar:libs/app.jar"; #app.jar contains TestRingHandler
  

build.gradle for app.jar

//....

repositories {
    mavenLocal()
    mavenCentral()
    maven { url = "https://repo.clojars.org" }
}

dependencies {
    implementation 'nginx-clojure:nginx-clojure:0.5.1'
    //...other deps
}
task fatJar(type: Jar) {
    from {
        configurations.runtimeClasspath.collect {
            it.isDirectory() ? it : zipTree(it)
        }
    }
    with jar
}