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Rapidoid HTTP Fast

There is a newer version: 5.5.5

package org.rapidoid.http.handler;

/*
 * #%L
 * rapidoid-http-fast
 * %%
 * Copyright (C) 2014 - 2016 Nikolche Mihajlovski and contributors
 * %%
 * 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.
 * #L%
 */

import org.rapidoid.annotation.Authors;
import org.rapidoid.annotation.Since;
import org.rapidoid.commons.MediaType;
import org.rapidoid.http.*;
import org.rapidoid.http.customize.Customization;
import org.rapidoid.http.impl.HttpIO;
import org.rapidoid.http.impl.RouteOptions;
import org.rapidoid.io.Res;
import org.rapidoid.net.abstracts.Channel;
import org.rapidoid.u.U;

@Authors("Nikolche Mihajlovski")
@Since("5.0.0")
public class StaticResourcesHandler extends AbstractHttpHandler {

	private final Customization customization;

	public StaticResourcesHandler(Customization customization) {
		super(new RouteOptions());
		this.customization = customization;
	}

	@Override
	public HttpStatus handle(Channel ctx, boolean isKeepAlive, Req req, Object extra) {
		try {
			String[] staticFilesLocations = customization.staticFilesPath();

			if (!U.isEmpty(staticFilesLocations)) {
				Res res = HttpUtils.staticPage(req, staticFilesLocations);

				byte[] bytes = res.getBytesOrNull();

				if (bytes != null) {
					MediaType contentType = U.or(MediaType.getByFileName(res.getName()), MediaType.BINARY);
					HttpIO.write200(ctx, isKeepAlive, contentType, bytes);
					return HttpStatus.DONE;
				}
			}

			return HttpStatus.NOT_FOUND;

		} catch (Exception e) {
			HttpIO.errorAndDone(req, e, customization.errorHandler());
			return HttpStatus.DONE;
		}
	}

	@Override
	public boolean needsParams() {
		return true;
	}

}