[Java] 음악파일 정보 추출

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package test;
 
import java.io.File;
import java.io.IOException;
 
import org.jaudiotagger.audio.AudioFileIO;
import org.jaudiotagger.audio.exceptions.CannotReadException;
import org.jaudiotagger.audio.exceptions.InvalidAudioFrameException;
import org.jaudiotagger.audio.exceptions.ReadOnlyFileException;
import org.jaudiotagger.audio.mp3.MP3File;
import org.jaudiotagger.tag.FieldKey;
import org.jaudiotagger.tag.Tag;
import org.jaudiotagger.tag.TagException;
import org.jaudiotagger.tag.id3.AbstractID3v2Tag;
 
public class test2 {
 
    public static void main(String[] args) throws CannotReadException, IOException, TagException, ReadOnlyFileException, InvalidAudioFrameException {
        
        String strOrgDir = "C:\\Users\\tiger\\Downloads\\01 New Music Try Convert\\";
        String strCvtDir = "C:\\Users\\tiger\\Downloads\\02 Completion\\";
        File dir = new File(strOrgDir);
        /*
        디렉토리 안 파일의 패턴
        기존 : Allan Berndtz - Lost Paradise.mp3
        변경 : 2008 - Allan Berndtz - Lost Paradise.mp3
        */
        File files[] = dir.listFiles();
        int cnt = 1;
        for (int i = 0; i < files.length; i++) {
            File file = files[i];
            if (file.isDirectory()) {
//                System.out.println(file.getPath());
                
            } else {
                
//                System.out.println("["+cnt+"]"+file);
                String path ="";
                String fileName ="";
                
                
                path = file.getParentFile().toString();
                fileName = file.getName();
                
                int index = fileName.lastIndexOf(".");
                
                // 확장자 추출
//                if (index > 0) {
                // 파일이름에서 '.' 이후의 문자열이 확장자가 된다.
                String orgExtension = fileName.substring(index + 1);
//                }
 
                String[] tempEmail = fileName.split(" - ");
                String orgArtist = null;
                String orgTitleRdA = null;
                String[] orgTitleRdB = null;
                String orgTitle = null;
                
                if (tempEmail != null && tempEmail.length >= 2) {
                   orgArtist = tempEmail[0];
                   orgTitleRdA = tempEmail[1];
                   orgTitleRdB = orgTitleRdA.split(".mp3");
                   orgTitle = orgTitleRdB[0];
                }
                
                if (("").equals(fileName)) {
                    System.out.println("더이상 파일이 존재하지 않습니다.");      //파일명
                    break;
                }
                System.out.println("\n1 파일명:"+fileName);       //파일명
                System.out.println("2 가수:"+orgArtist);         //가수
                System.out.println("3 제목준비A:"+orgTitleRdA);   //제목준비A
                System.out.println("4 제목준비B:"+orgTitleRdB);   //제목준비B
                System.out.println("5 파일명:"+orgTitle);        //파일명
                System.out.println("6 확장자:"+orgExtension);    //mp3
                
                if (orgArtist != null) {
                    
                        /* ################################################################################### */
                        if ( !("desktop.ini").equals(fileName)) {
                            
                            MP3File orgMP3 = (MP3File) AudioFileIO.read(file);
                            AbstractID3v2Tag tag2 = orgMP3.getID3v2Tag();
                            
                            Tag tag = orgMP3.getTag();
                            String title  = tag.getFirst(FieldKey.TITLE);
                            String artist = tag.getFirst(FieldKey.ARTIST);
                            String album  = tag.getFirst(FieldKey.ALBUM);
                            String year   = tag.getFirst(FieldKey.YEAR);
                            String genre  = tag.getFirst(FieldKey.GENRE);
                            
                            StringBuffer strBf = new StringBuffer();
                            strBf.append(strCvtDir);
                            strBf.append(year);
                            strBf.append(" - ");
                            strBf.append(orgArtist);
                            strBf.append(" - ");
                            strBf.append(orgTitle);
                            strBf.append(".");
                            strBf.append(orgExtension);
                            String strNewFileName = strBf.toString();
                            
                            StringBuffer strBf2 = new StringBuffer();
                            //                System.out.println("year : " + year);               //장르
                            //                System.out.println("orgArtist : " +orgArtist);     //가수
                            //                System.out.println("orgTitle : " +orgTitle);      //파일명
                            //                System.out.println("orgExtension : " +orgExtension);  //mp3
                            
                            strBf2.append(year);
                            strBf2.append(" - ");
                            strBf2.append(orgArtist);
                            strBf2.append(" - ");
                            strBf2.append(orgTitle);
                            String strNewFileName2 = strBf2.toString();
                            System.out.println("strNewFileName2 최종파일명: " + "\n"+ strNewFileName2);
                            
                            File newFile = new File(strNewFileName);
                            boolean result = file.renameTo(newFile);
                            //                System.out.println("result : " + result);
                            //                    System.out.println("Tag : " + tag2);
                            //                    System.out.println("Song Name : " + title);    //제목
                            //                    System.out.println("Artist : " + artist);        //아티스트
                            //                    System.out.println("Album : " + album);        //앨범
                            //                    System.out.println("Year : " + year);            //연도
                            //                    System.out.println("Genre : " + genre);        //장르
                            
                            MP3File mp3 = (MP3File) AudioFileIO.read(newFile);
                            Tag tagfinal = mp3.getTag();
                            tagfinal.setField(FieldKey.TITLE, strNewFileName2);
                            tagfinal.setField(FieldKey.ARTIST, orgArtist);
                            tagfinal.setField(FieldKey.ALBUM, orgArtist);
                            tagfinal.setField(FieldKey.YEAR, year);
                            
                            //                System.out.println("year : " + tag.getFirst(FieldKey.YEAR));
                            mp3.setTag(tagfinal);
                            mp3.save();
                            cnt++;
                        }
                        /* ################################################################################### */
                }
            }
            
        }
    }
}

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