Package com.tulskiy.musique.playlist.formatting.tokens

Examples of com.tulskiy.musique.playlist.formatting.tokens.Expression.eval()

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                    pw.println(track.getTrackData().getLocation());
                } else if (track.getTrackData().isFile()) {
                    int seconds = (int) AudioMath.samplesToMillis(
                            track.getTrackData().getTotalSamples(),
                            track.getTrackData().getSampleRate()) / 1000;
                    String title = String.valueOf(expression.eval(track));
                    pw.printf("#EXTINF:%d,%s\n%s\n",
                            seconds, title,
                            track.getTrackData().getFile().getAbsolutePath());
                }
            }
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            for (int i = 0; i < size(); i++) {
                Track track = get(i);
                int index = i + 1;
                if (track.getTrackData().isFile()) {
                    pw.printf("File%d=%s\n", index, track.getTrackData().getFile().getAbsolutePath());
                    pw.printf("Title%d=%s\n", index, expression.eval(track));
                    pw.printf("Length%d=%s\n", index, (int) AudioMath.samplesToMillis(
                            track.getTrackData().getTotalSamples(),
                            track.getTrackData().getSampleRate()) / 1000);
                } else if (track.getTrackData().isStream()) {
                    pw.printf("File%d=%s\n", index, track.getTrackData().getLocation().normalize());
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            view = DEFAULT_VIEW;
        }

        Expression expr = Parser.parse(view);
        for (Track track : data) {
            Object val = expr.eval(track);
            if (val != null) {
                String[] path = val.toString().split("\\|");

                if (path.length < 2) {
                    continue;
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    @Test
    public void testBrackets() {
        Expression t = Parser.parse("[%artist% - ]%title%");

        s.getTrackData().addTitle("title");
        assertEquals("title", t.eval(s));

        s.getTrackData().addArtist("artist");
        assertEquals("artist - title", t.eval(s));
    }
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        s.getTrackData().addTitle("title");
        assertEquals("title", t.eval(s));

        s.getTrackData().addArtist("artist");
        assertEquals("artist - title", t.eval(s));
    }

    @Test
    public void testIf3() {
        Expression t = Parser.parse("$if3(%artist%, %title%, %albumArtist%, unknown)");
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    @Test
    public void testIf3() {
        Expression t = Parser.parse("$if3(%artist%, %title%, %albumArtist%, unknown)");

        s.getTrackData().setTagFieldValues(FieldKey.ARTIST, "artist");
        assertEquals("artist", t.eval(s));
        s.getTrackData().removeTagField(FieldKey.ARTIST);
        s.getTrackData().setTagFieldValues(FieldKey.TITLE, "title");
        assertEquals("title", t.eval(s));
        s.getTrackData().setTagFieldValues(FieldKey.TITLE, "");
        s.getTrackData().setTagFieldValues(FieldKey.ALBUM_ARTIST, "album artist");
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        s.getTrackData().setTagFieldValues(FieldKey.ARTIST, "artist");
        assertEquals("artist", t.eval(s));
        s.getTrackData().removeTagField(FieldKey.ARTIST);
        s.getTrackData().setTagFieldValues(FieldKey.TITLE, "title");
        assertEquals("title", t.eval(s));
        s.getTrackData().setTagFieldValues(FieldKey.TITLE, "");
        s.getTrackData().setTagFieldValues(FieldKey.ALBUM_ARTIST, "album artist");
        assertEquals("album artist", t.eval(s));
        s.getTrackData().removeTagField(FieldKey.ALBUM_ARTIST);
        // file name is taken once title is empty
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        s.getTrackData().removeTagField(FieldKey.ARTIST);
        s.getTrackData().setTagFieldValues(FieldKey.TITLE, "title");
        assertEquals("title", t.eval(s));
        s.getTrackData().setTagFieldValues(FieldKey.TITLE, "");
        s.getTrackData().setTagFieldValues(FieldKey.ALBUM_ARTIST, "album artist");
        assertEquals("album artist", t.eval(s));
        s.getTrackData().removeTagField(FieldKey.ALBUM_ARTIST);
        // file name is taken once title is empty
        assertEquals("sample", t.eval(s));
       
        t = Parser.parse("$if3(%genre%, unknown)");
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        s.getTrackData().setTagFieldValues(FieldKey.TITLE, "");
        s.getTrackData().setTagFieldValues(FieldKey.ALBUM_ARTIST, "album artist");
        assertEquals("album artist", t.eval(s));
        s.getTrackData().removeTagField(FieldKey.ALBUM_ARTIST);
        // file name is taken once title is empty
        assertEquals("sample", t.eval(s));
       
        t = Parser.parse("$if3(%genre%, unknown)");
        s.getTrackData().setTagFieldValues(FieldKey.GENRE, "genre");
        assertEquals("genre", t.eval(s));
        s.getTrackData().setTagFieldValues(FieldKey.GENRE, "");
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        // file name is taken once title is empty
        assertEquals("sample", t.eval(s));
       
        t = Parser.parse("$if3(%genre%, unknown)");
        s.getTrackData().setTagFieldValues(FieldKey.GENRE, "genre");
        assertEquals("genre", t.eval(s));
        s.getTrackData().setTagFieldValues(FieldKey.GENRE, "");
        assertEquals("unknown", t.eval(s));
        s.getTrackData().setTagFieldValues(FieldKey.GENRE, (String) null);
        assertEquals("unknown", t.eval(s));
    }
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