question: private < T > BindingAmp < T > findObjectBinding ( Key < T > key ) { Objects . requireNonNull ( key ) ; if ( key . qualifiers ( ) . length != 1 ) { throw new IllegalArgumentException ( ) ; } return ( BindingAmp ) findBinding ( Key . of ( Object . class , key . qualifiers ( ) [ 0 ] ) ) ; }
target:  Returns an object producer.