spring webflow 2.21: binding of nested list object. spring

amy

mand.ArtistCommandquot;/gt;    lt;view-state id=quot;chooseSongsquot; view=quot;songSelectViewquot; model=quot;artistCommandquot;gt;       lt;bindergt;  lt;binding property=quot;songsquot; required=quot;truequot;/gt;       lt;/bindergt;  lt;/view-stategt;
my jsp.

Code:   lt;form:input path=quot;songs[0].titlequot;/gt;   lt;form:input path=quot;songs[0].lengthquot;/gt;
is this the best way to do binding with spring webflow 2.21 or is their better way. should i do songs.title.. songs.length...