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WebServer.java
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WebServer.java
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/*
* Copyright (c) 2019 FabricMC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.fabricmc.meta.web;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import io.javalin.Javalin;
import io.javalin.core.util.Header;
import io.javalin.core.util.RouteOverviewPlugin;
import io.javalin.http.Context;
import java.util.function.Function;
import java.util.function.Supplier;
public class WebServer {
public static Javalin javalin;
public static Gson GSON = new GsonBuilder().setPrettyPrinting().create();
public static void start() {
javalin = Javalin.create(config -> {
config.registerPlugin(new RouteOverviewPlugin("/"));
config.showJavalinBanner = false;
config.enableCorsForAllOrigins();
}).start(5555);
EndpointsV1.setup();
EndpointsV2.setup();
}
public static <T> void jsonGet(String route, Supplier<T> supplier) {
javalin.get(route, ctx -> {
T object = supplier.get();
handleJson(ctx, object);
});
}
public static <T> void jsonGet(String route, Function<Context, T> supplier) {
javalin.get(route, ctx -> {
T object = supplier.apply(ctx);
handleJson(ctx, object);
});
}
private static void handleJson(Context ctx, Object object) {
if (object == null) {
object = new Object();
ctx.status(400);
}
String response = GSON.toJson(object);
ctx.contentType("application/json").header(Header.CACHE_CONTROL, "public, max-age=60").result(response);
}
}