toMap<K, U> method

Map<K, U> toMap<K, U>(
  1. JFunction<T, K> keyMapper,
  2. JFunction<T, U> valueMapper, [
  3. JBinaryOperator<U>? mergeFunction,
  4. JSupplier<Map<K, U>>? mapSupplier,
])

Implementation

Map<K, U> toMap<K,U>(JFunction<T, K> keyMapper,
    JFunction<T, U> valueMapper, [JBinaryOperator<U>? mergeFunction, JSupplier<Map<K, U>>? mapSupplier]){
  return collect(Collectors.toMap(keyMapper,valueMapper,mergeFunction,mapSupplier));
}