public class PackedLongBinding extends TupleBinding<java.lang.Long>
TupleBinding
for an unsorted Long
primitive wrapper or an unsorted long
primitive, that stores
the value in the smallest number of bytes possible.
There are two ways to use this class:
com.sleepycat.db
package directly, the static
methods in this class can be used to convert between primitive values and
DatabaseEntry
objects.com.sleepycat.collections
package, an instance of
this class can be used with any stored collection.Constructor and Description |
---|
PackedLongBinding() |
Modifier and Type | Method and Description |
---|---|
static java.lang.Long |
entryToLong(DatabaseEntry entry)
Converts an entry buffer into a simple
Long value. |
java.lang.Long |
entryToObject(TupleInput input)
Constructs a key or data object from a
TupleInput entry. |
static void |
longToEntry(long val,
DatabaseEntry entry)
Converts a simple
Long value into an entry buffer, using
PackedLong format. |
void |
objectToEntry(java.lang.Long object,
TupleOutput output)
Converts a key or data object to a tuple entry.
|
entryToObject, getPrimitiveBinding, objectToEntry
entryToInput, getTupleBufferSize, inputToEntry, newOutput, newOutput, outputToEntry, setTupleBufferSize
public java.lang.Long entryToObject(TupleInput input)
TupleBinding
TupleInput
entry.entryToObject
in class TupleBinding<java.lang.Long>
input
- is the tuple key or data entry.public void objectToEntry(java.lang.Long object, TupleOutput output)
TupleBinding
objectToEntry
in class TupleBinding<java.lang.Long>
object
- is the key or data object.output
- is the tuple entry to which the key or data should be
written.public static java.lang.Long entryToLong(DatabaseEntry entry)
Long
value.entry
- is the source entry buffer.public static void longToEntry(long val, DatabaseEntry entry)
Long
value into an entry buffer, using
PackedLong format.val
- is the source value.entry
- is the destination entry buffer.Copyright (c) 2004,2014 Oracle. All rights reserved.