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UploadServer.java
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UploadServer.java
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/*
* Copyright 2011 the original author or authors.
*
* 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 org.vertx.java.examples.upload;
import org.vertx.java.core.AsyncResult;
import org.vertx.java.core.AsyncResultHandler;
import org.vertx.java.core.CompletionHandler;
import org.vertx.java.core.Future;
import org.vertx.java.core.Handler;
import org.vertx.java.core.SimpleHandler;
import org.vertx.java.core.Verticle;
import org.vertx.java.core.file.AsyncFile;
import org.vertx.java.core.file.FileSystem;
import org.vertx.java.core.http.HttpServer;
import org.vertx.java.core.http.HttpServerRequest;
import org.vertx.java.core.streams.Pump;
import java.util.UUID;
public class UploadServer implements Verticle {
private HttpServer server;
public void start() {
server = new HttpServer().requestHandler(new Handler<HttpServerRequest>() {
public void handle(final HttpServerRequest req) {
// We first pause the request so we don't receive any data between now and when the file is opened
req.pause();
final String filename = "upload/file-" + UUID.randomUUID().toString() + ".upload";
FileSystem.instance.open(filename, new AsyncResultHandler<AsyncFile>() {
public void handle(AsyncResult<AsyncFile> ar) {
final AsyncFile file = ar.result;
final Pump pump = new Pump(req, file.getWriteStream());
final long start = System.currentTimeMillis();
req.endHandler(new SimpleHandler() {
public void handle() {
file.close(new AsyncResultHandler<Void>() {
public void handle(AsyncResult<Void> ar) {
if (ar.exception == null) {
req.response.end();
long end = System.currentTimeMillis();
System.out.println("Uploaded " + pump.getBytesPumped() + " bytes to " + filename + " in " + (end - start) + " ms");
} else {
ar.exception.printStackTrace(System.err);
}
}
});
}
});
pump.start();
req.resume();
}
});
}
}).listen(8080);
}
public void stop() {
server.close();
}
}