public class PackedIntegerBinding extends TupleBinding<java.lang.Integer>
TupleBinding
for an unsorted Integer
primitive wrapper or an unsorted int
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 |
---|
PackedIntegerBinding() |
Modifier and Type | Method and Description |
---|---|
static int |
entryToInt(DatabaseEntry entry)
Converts an entry buffer into a simple
int value. |
java.lang.Integer |
entryToObject(TupleInput input)
Constructs a key or data object from a
TupleInput entry. |
static void |
intToEntry(int val,
DatabaseEntry entry)
Converts a simple
int value into an entry buffer, using
PackedInteger format. |
void |
objectToEntry(java.lang.Integer 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.Integer entryToObject(TupleInput input)
TupleBinding
TupleInput
entry.entryToObject
in class TupleBinding<java.lang.Integer>
input
- is the tuple key or data entry.public void objectToEntry(java.lang.Integer object, TupleOutput output)
TupleBinding
objectToEntry
in class TupleBinding<java.lang.Integer>
object
- is the key or data object.output
- is the tuple entry to which the key or data should be
written.public static int entryToInt(DatabaseEntry entry)
int
value.entry
- is the source entry buffer.public static void intToEntry(int val, DatabaseEntry entry)
int
value into an entry buffer, using
PackedInteger format.val
- is the source value.entry
- is the destination entry buffer.Copyright (c) 2004,2014 Oracle. All rights reserved.