From 7039a05147b8bbfc829babea1c65bd436450b505 Mon Sep 17 00:00:00 2001
From: Björn Stenberg <bjorn@haxx.se>
Date: Mon, 8 Jan 2007 23:53:00 +0000
Subject: Splitting out songdbj

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11953 a1c6a512-1295-4272-9138-f99709370657
---
 songdbj/TagDatabase.java | 377 -----------------------------------------------
 1 file changed, 377 deletions(-)
 delete mode 100644 songdbj/TagDatabase.java

(limited to 'songdbj/TagDatabase.java')

diff --git a/songdbj/TagDatabase.java b/songdbj/TagDatabase.java
deleted file mode 100644
index 36c2c09f37..0000000000
--- a/songdbj/TagDatabase.java
+++ /dev/null
@@ -1,377 +0,0 @@
-import java.util.*;
-import java.io.*;
-import java.lang.reflect.Array;
-
-/*
-	TreeSet for runtimedatabase with entry hash used in compareto
-	fix commandline interface.
-*/
-
-public class TagDatabase {
-	protected static TagDatabase instance=null;
-	protected TreeMap songs;
-	protected TreeMap files;
-	protected TreeMap filehashes;
-	protected TreeMap albums;
-	protected TreeMap artists;
-	protected int artiststart,albumstart,songstart,filestart;
-	protected int artistcount,albumcount,songcount,filecount;
-	public int artistlen,albumlen,songlen,genrelen,filelen,songarraylen,albumarraylen;
-	public String strip,add;
-	public boolean haveOldDatabase,dirisalbum,dirisalbumname,showduplicates;
-	protected Vector sortedsongs,sortedfiles,sortedalbums,sortedartists;
-	
-	protected TagDatabase() {
-		songs=new TreeMap();
-		files=new TreeMap();
-		filehashes=new TreeMap();
-		albums=new TreeMap();
-		artists=new TreeMap();
-		strip=null;
-		add=null;
-		haveOldDatabase=false;
-		dirisalbum=false;
-		dirisalbumname=true;
-		showduplicates=true;
-	}
-	
-	public static TagDatabase getInstance() {
-		if(instance==null)
-			instance=new TagDatabase();
-		return instance;
-	}
-	
-	public void removeFileEntry(File file) {
-		 String key = file.getAbsolutePath();
-		 files.remove(key);
-	}
-	
-	public FileEntry getFileEntry(File file) throws FileNotFoundException, IOException {
-	  String key = file.getAbsolutePath();
-		if(!files.containsKey(key)) {
-			FileEntry f = new FileEntry(file);
-		  files.put(key,f);
-		  return f;
-		}
-		else
-		  return (FileEntry)files.get(key);
-	}
-	
-	public ArtistEntry getArtistEntry(String name) {
-	  String key = name.toLowerCase();
-		if(!artists.containsKey(key)) {
-			ArtistEntry a = new ArtistEntry(name);
-		  artists.put(key,a);
-		  return a;
-		}
-		else
-		  return (ArtistEntry)artists.get(key);
-	}
-	
-	public String getAlbumKey(String name, String directory) {
-		if(dirisalbum)
-		  return directory;
-		else
-		  return name.toLowerCase()+"___"+directory;
-	}
-	
-	public AlbumEntry getAlbumEntry(String name,String directory) {
-	  String key = getAlbumKey(name,directory);
-		if(!albums.containsKey(key)) {
-			AlbumEntry a = new AlbumEntry(name);
-		  albums.put(key,a);
-		  return a;
-		}
-		else
-		  return (AlbumEntry)albums.get(key);
-	}
-
-	public void removeSongEntry(FileEntry file) {
-		 String key = file.getFilename();
-		 songs.remove(key);
-		 file.setSongEntry(null);
-	}
-	
-	public SongEntry getSongEntry(FileEntry file) {
-    String key = file.getFilename();
-		if(!songs.containsKey(key)) {
-			SongEntry s = new SongEntry(file);
-		  songs.put(key,s);
-		  return s;
-		}
-		else
-		  return (SongEntry)songs.get(key);
-	}
-	
-	private class SongFilter implements FileFilter {
-		public boolean accept(File f) {
-			if(f.isDirectory()) // always accept directories.
-				return true;
-			String name=f.getName();
-			return name.endsWith(".mp3")||name.endsWith(".ogg");
-		}
-	}
-	
-	public void add(File f) {
-	  if(!f.isDirectory()) {
-	  	if(f.isFile()) {
-	  		addSong(f);
-	  	}
-	  }
-	  else {
-	    File[] files = f.listFiles(new SongFilter());
-		  int length=Array.getLength(files);
-		  System.out.println(FileEntry.convertPath(f.getAbsolutePath()));
-		  for(int i=0;i<length;i++) {
-		  	add(files[i]);
-		  }
-		}
-	}
-
-	protected FileEntry addSong(File f) {
-	  FileEntry file = null;
-		try {
-			file = getFileEntry(f);
-		}
-		catch(Exception e) {
-			return null;
-		}
-		SongEntry song = getSongEntry(file);
-		if(!song.gotTagInfo()) {
-			removeSongEntry(file);
-			return null;
-		}
-		ArtistEntry artist = getArtistEntry(song.getArtistTag());
-		AlbumEntry album = getAlbumEntry(song.getAlbumTag(),f.getParent());
-		album.setArtist(artist);
-		album.addSong(song);
-		return file;
-	}
-	
-	protected int align(int len) {
-		while((len&3)!=0) len++;
-		return len;
-	}
-	
-	protected void calcLimits() {
-		ArtistEntry longartist=null,longalbumarray=null;
-		AlbumEntry longalbum=null, longsongarray=null;
-		SongEntry longsong=null,longgenre=null;
-		FileEntry longfile=null;
-		Iterator i;
-		artistlen=0;
-		albumarraylen=0;
-		i=sortedartists.iterator();
-		while(i.hasNext()) {
-			ArtistEntry artist = (ArtistEntry) i.next();
-			int length=artist.getName().length();
-			int albumcount=artist.size();
-			if(length > artistlen) {
-				artistlen=align(length);
-				longartist=artist;
-			}
-			if(albumcount> albumarraylen) {
-			  albumarraylen=albumcount;
-			  longalbumarray=artist;
-			}
-		}
-		artistcount=sortedartists.size();
-		if(longartist!=null)
-			System.out.println("Artist with longest name ("+artistlen+") :"+longartist.getName());
-		if(longalbumarray!=null)
-			System.out.println("Artist with most albums ("+albumarraylen+") :"+longalbumarray.getName());
-		albumlen=0;
-		songarraylen=0;
-		i=sortedalbums.iterator();
-		while(i.hasNext()) {
-			AlbumEntry album = (AlbumEntry) i.next();
-			int length=album.getName().length();
-			int songcount=album.size();
-			if(length > albumlen) {
-				albumlen=align(length);
-				longalbum=album;
-			}
-			if(songcount> songarraylen) {
-			  songarraylen=songcount;
-			  longsongarray=album;
-			}
-		}
-		albumcount=sortedalbums.size();
-		if(longalbum!=null)
-			System.out.println("Album with longest name ("+albumlen+") :"+longalbum.getName());
-		if(longsongarray!=null)
-			System.out.println("Album with most songs ("+songarraylen+") :"+longsongarray.getName());
-		filelen=0;
-		i=sortedfiles.iterator();
-		while(i.hasNext()) {
-			FileEntry file = (FileEntry) i.next();
-			int length=file.getFilename().length();
-			if(length> filelen) {
-			  filelen=align(length);
-			  longfile=file;
-			}
-		}
-		filecount=sortedfiles.size();
-		if(longfile!=null)
-			System.out.println("File with longest filename ("+filelen+") :"+longfile.getFilename());
-		songlen=0;
-		genrelen=0;
-		i=sortedsongs.iterator();
-		while(i.hasNext()) {
-			SongEntry song = (SongEntry) i.next();
-			int tlength=song.getName().length();
-			int glength=song.getGenreTag().length();
-			if(tlength> songlen) {
-			  songlen=align(tlength);
-			  longsong=song;
-			}
-			if(glength> genrelen) {
-			  genrelen=align(glength);
-			  longgenre=song;
-			}
-		}
-		songcount=sortedsongs.size();
-		if(longsong!=null)
-			System.out.println("Song with longest name ("+songlen+") :"+longsong.getName());
-		if(longsong!=null)
-			System.out.println("Song with longest genre ("+genrelen+") :"+longgenre.getGenreTag());
-		System.out.println("Artistcount: "+artistcount);
-		System.out.println("Albumcount : "+albumcount);
-		System.out.println("Songcount  : "+songcount);
-		System.out.println("Filecount  : "+filecount);
-		artiststart=68;
-		albumstart=artiststart+artistcount*ArtistEntry.entrySize();
-		songstart=albumstart+albumcount*AlbumEntry.entrySize();
-		filestart=songstart+songcount*SongEntry.entrySize();
-	}
-	
-	protected void calcOffsets() {
-		Iterator i;
-		int offset=artiststart;
-		i=sortedartists.iterator();
-		while(i.hasNext()) {
-			Entry e = (Entry) i.next();
-			e.setOffset(offset);
-			offset+=ArtistEntry.entrySize();
-		}
-//		assert(offset==albumstart);
-		i=sortedalbums.iterator();
-		while(i.hasNext()) {
-			Entry e = (Entry) i.next();
-			e.setOffset(offset);
-			offset+=AlbumEntry.entrySize();
-		}
-//		assert(offset==songstart);
-		i=sortedsongs.iterator();
-		while(i.hasNext()) {
-			Entry e = (Entry) i.next();
-			e.setOffset(offset);
-			offset+=SongEntry.entrySize();
-		}
-//		assert(offset==filestart);
-		i=sortedfiles.iterator();
-		while(i.hasNext()) {
-			Entry e = (Entry) i.next();
-			e.setOffset(offset);
-			offset+=FileEntry.entrySize();
-		}
-	}
-	
-	protected void calcHashes() {
-		Iterator i;
-		i=sortedfiles.iterator();
-		while(i.hasNext()) {
-			FileEntry file = (FileEntry) i.next();
-			Integer key = new Integer(file.getHash());
-			if(!filehashes.containsKey(key)) 
-		  	filehashes.put(key,file);
-			else {
-		  	System.out.println("Duplicate hash:");
-		  	System.out.println(((FileEntry)filehashes.get(key)).getFilename());
-		  	System.out.println(file.getFilename());
-		  }
-		}
-	}
-	
-	protected void writeHeader(DataOutputStream w) throws IOException {
-		w.write('R');
-		w.write('D');
-		w.write('B');
-		w.write(0x3);
-		w.writeInt(artiststart);
-		w.writeInt(albumstart);
-		w.writeInt(songstart);
-		w.writeInt(filestart);
-		w.writeInt(artistcount);
-		w.writeInt(albumcount);
-		w.writeInt(songcount);
-		w.writeInt(filecount);
-		w.writeInt(artistlen);
-		w.writeInt(albumlen);
-		w.writeInt(songlen);
-		w.writeInt(genrelen);
-		w.writeInt(filelen);
-		w.writeInt(songarraylen);
-		w.writeInt(albumarraylen);
-		w.writeInt(RuntimeDatabase.getInstance().isDirty());
-	}
-	
-	public void prepareWrite() {
-		System.out.println("Sorting artists..");
-		sortedartists=new Vector();
-		sortedartists.addAll(artists.values());
-		Collections.sort(sortedartists);
-		System.out.println("Sorting albums..");
-		sortedalbums=new Vector();
-		sortedalbums.addAll(albums.values());
-		Collections.sort(sortedalbums);
-		System.out.println("Sorting songs..");
-		sortedsongs=new Vector();
-		sortedsongs.addAll(songs.values());
-		Collections.sort(sortedsongs);
-		System.out.println("Sorting files..");
-		sortedfiles=new Vector();
-		sortedfiles.addAll(files.values());
-		Collections.sort(sortedfiles);
-		System.out.println("Calculating tag database limits..");
-		calcLimits();
-		System.out.println("Calculating tag database offsets..");
-		calcOffsets();
-		if(showduplicates) {
-			System.out.println("Comparing file hashes..");	
-			calcHashes();
-		}
-	}
-	
-	public void writeDatabase(File f) throws IOException {
-		int x;
-		Iterator i;
-		DataOutputStream w = new DataOutputStream(new FileOutputStream(f));
-		System.out.println("Writing tag database..");
-		writeHeader(w);
-
-		i=sortedartists.iterator();
-		while(i.hasNext()) {
-			Entry e = (Entry) i.next();
-			e.write(w);
-		}
-		i=sortedalbums.iterator();
-		while(i.hasNext()) {
-			Entry e = (Entry) i.next();
-			e.write(w);
-		}
-		i=sortedsongs.iterator();
-		while(i.hasNext()) {
-			Entry e = (Entry) i.next();
-			e.write(w);
-		}
-		i=sortedfiles.iterator();
-		while(i.hasNext()) {
-			Entry e = (Entry) i.next();
-			e.write(w);
-		}
-		// done...
-		w.flush();
-		w.close();
-	}
-}
\ No newline at end of file
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