com.tesshu.subsonic.client.sample4_music_andmovie.StreamDownloadAndPlayApplication.java Source code

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Here is the source code for com.tesshu.subsonic.client.sample4_music_andmovie.StreamDownloadAndPlayApplication.java

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/**
 * Copyright  2017 tesshu.com (webmaster@tesshu.com)
 *
 * 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 com.tesshu.subsonic.client.sample4_music_andmovie;

import com.tesshu.subsonic.client.SuccessObserver;
import com.tesshu.subsonic.client.controller.Search2Controller;
import com.tesshu.subsonic.client.controller.StreamController;
import com.tesshu.subsonic.client.model.Child;
import com.tesshu.subsonic.client.model.SearchResult2;

import org.apache.commons.lang3.StringUtils;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.web.client.RestTemplateBuilder;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.web.client.RestTemplate;

import javafx.application.Application;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.media.Media;
import javafx.scene.media.MediaPlayer;
import javafx.scene.media.MediaView;
import javafx.stage.Stage;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.nio.file.Paths;
import java.util.Optional;

/**
 * Acquire the stream using format conversion of the server, save the media
 * locally, and then perform the performance immediately after.
 */
@SpringBootApplication
@ComponentScan(basePackages = { "com.tesshu.subsonic.client" })
public class StreamDownloadAndPlayApplication extends Application {

    private static ApplicationContext context;

    private static String tmpPath = "target/tmp";

    private String format = "mp3";

    private int maxBitRate = 128;

    public static void main(String[] args) {
        context = SpringApplication.run(StreamDownloadAndPlayApplication.class, args);
        launch(args);
    }

    @Bean
    public RestTemplate restTemplate(RestTemplateBuilder builder) {
        return builder.build();
    }

    @Override
    public void start(Stage stage) throws Exception {

        Search2Controller search2 = context.getBean(Search2Controller.class);

        StreamController streamController = context.getBean(StreamController.class);

        SuccessObserver callback = context.getBean(SuccessObserver.class);

        File tmpDirectory = new File(tmpPath);
        tmpDirectory.mkdir();

        Optional<SearchResult2> result2 = search2.getOf("e", null, null, null, null, 1, null, null);

        result2.ifPresent(result -> {
            Optional<Child> maybeSong = result.getSongs().stream().findFirst();
            maybeSong.ifPresent(song -> {

                streamController.stream(song, maxBitRate, format, null, null, null, null,
                        (subject, inputStream, contentLength) -> {

                            File dir = new File(
                                    tmpPath + "/" + song.getPath().replaceAll("([^/]+?)?$", StringUtils.EMPTY));
                            dir.mkdirs();

                            File file = new File(tmpPath + "/"
                                    + song.getPath().replaceAll("([^.]+?)?$", StringUtils.EMPTY) + format);

                            try {
                                BufferedOutputStream fos = new BufferedOutputStream(new FileOutputStream(file));
                                BufferedInputStream reader = new BufferedInputStream(inputStream);

                                byte buf[] = new byte[256];
                                int len;
                                while ((len = reader.read(buf)) != -1) {
                                    fos.write(buf, 0, len);
                                }
                                fos.flush();
                                fos.close();
                                reader.close();
                                inputStream.close();
                            } catch (IOException e) {
                                e.printStackTrace();
                            }

                            String path = Paths.get(file.getPath()).toUri().toString();
                            Group root = new Group();
                            Scene scene = new Scene(root, 640, 480);
                            Media media = new Media(path);
                            MediaPlayer player = new MediaPlayer(media);
                            MediaView view = new MediaView(player);
                            ((Group) scene.getRoot()).getChildren().add(view);
                            stage.setScene(scene);
                            stage.show();

                            player.play();

                        }, callback);

            });

        });
    }

}