Modifier and Type | Field and Description |
---|---|
static long[] |
EMPTY_LONG_ARRAY
Immutable empty array.
|
Constructor and Description |
---|
LongUtils()
Constructor that should not usually be used.
|
Modifier and Type | Method and Description |
---|---|
static Long |
toObject(long value)
Wraps an
long with an Object wrapper. |
static long |
toPrimitive(Object value)
Unwraps the
Long to retrieve the primitive long . |
static long[] |
toPrimitiveArray(Collection<?> coll)
Unwraps a
Collection to retrieve the primitive long . |
public static final long[] EMPTY_LONG_ARRAY
public LongUtils()
public static Long toObject(long value)
long
with an Object wrapper.value
- the primitive valuepublic static long toPrimitive(Object value)
Long
to retrieve the primitive long
.value
- the Object wrapper, must not be nullNullPointerException
- if the value if nullClassCastException
- if the object is not Long
public static long[] toPrimitiveArray(Collection<?> coll)
Collection
to retrieve the primitive long
.coll
- the Collection of Long, must not be nullNullPointerException
- if the collection if nullClassCastException
- if any object is not Long
Copyright © 2005-2012 Joda.org. All Rights Reserved.