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

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Here is the source code for com.tesshu.subsonic.client.sample4_music_andmovie.BinaryDownloadApplication.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.DownloadController;
import com.tesshu.subsonic.client.controller.Search2Controller;
import com.tesshu.subsonic.client.model.SearchResult2;

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

import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Optional;

import javax.annotation.Resource;

/**
 * Retrieve the original format file on the server.
 */
@SpringBootApplication
@ComponentScan(basePackages = { "com.tesshu.subsonic.client" })
public class BinaryDownloadApplication {

    private static final Log LOG = LogFactory.getLog(new Throwable().getStackTrace()[0].getClassName());

    private static String tmpPath = "target/tmp";

    @Resource
    private SuccessObserver callback;

    @Resource
    private DownloadController download;

    @Resource
    private Search2Controller search2;

    public static void main(String[] args) {
        SpringApplication.run(BinaryDownloadApplication.class);
    }

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

    @Bean
    protected CommandLineRunner run(RestTemplate restTemplate) throws Exception {
        return args -> {

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

            Optional<SearchResult2> result2 = search2.getOf("e", null, null, null, null, 1, null, null);
            result2.ifPresent(result -> result.getSongs().forEach(song -> {

                download.download(song, (subject, inputStream) -> {

                    File dir = new File(tmpPath + "/" + song.getPath().replaceAll("([^/]+?)?$", StringUtils.EMPTY));
                    dir.mkdirs();
                    File file = new File(tmpPath + "/" + song.getPath());
                    try {
                        FileOutputStream fos = 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();
                    }
                    LOG.info(file.getAbsolutePath());
                }, callback);
            }));

            tmpDirectory.deleteOnExit();
        };

    }

}