question: public AttrSet ( Collection < Attribute > ldapAttrSet ) { int size = ldapAttrSet . size ( ) ; _attrs = new ArrayList ( size ) ; for ( Attribute attribute : ldapAttrSet ) { Collection < byte [ ] > values = new ArrayList < > ( attribute . size ( ) ) ; for ( ByteString value : attribute ) { values . add ( value . toByteArray ( ) ) ; } _attrs . add ( new Attr ( attribute . getAttributeDescriptionAsString ( ) , values . toArray ( new byte [ 0 ] [ ] ) ) ) ; } }
target:  Construct AttrSet from LDAPAttributeSet