java.lang.Object
org.apache.lucene.util.packed.PackedInts.Reader
org.apache.lucene.util.packed.PackedInts.Mutable
org.apache.lucene.util.packed.PackedInts.MutableImpl
org.apache.lucene.util.packed.Packed64SingleBlock
- All Implemented Interfaces:
Accountable
- Direct Known Subclasses:
Packed64SingleBlock.Packed64SingleBlock1
,Packed64SingleBlock.Packed64SingleBlock10
,Packed64SingleBlock.Packed64SingleBlock12
,Packed64SingleBlock.Packed64SingleBlock16
,Packed64SingleBlock.Packed64SingleBlock2
,Packed64SingleBlock.Packed64SingleBlock21
,Packed64SingleBlock.Packed64SingleBlock3
,Packed64SingleBlock.Packed64SingleBlock32
,Packed64SingleBlock.Packed64SingleBlock4
,Packed64SingleBlock.Packed64SingleBlock5
,Packed64SingleBlock.Packed64SingleBlock6
,Packed64SingleBlock.Packed64SingleBlock7
,Packed64SingleBlock.Packed64SingleBlock8
,Packed64SingleBlock.Packed64SingleBlock9
This class is similar to
Packed64
except that it trades space for speed by ensuring that
a single block needs to be read/written in order to read/write a value.-
Nested Class Summary
Nested ClassesModifier and TypeClassDescription(package private) static class
(package private) static class
(package private) static class
(package private) static class
(package private) static class
(package private) static class
(package private) static class
(package private) static class
(package private) static class
(package private) static class
(package private) static class
(package private) static class
(package private) static class
(package private) static class
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Field Summary
FieldsModifier and TypeFieldDescription(package private) final long[]
static final int
private static final int[]
Fields inherited from class org.apache.lucene.util.packed.PackedInts.MutableImpl
bitsPerValue, valueCount
Fields inherited from interface org.apache.lucene.util.Accountable
NULL_ACCOUNTABLE
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionvoid
clear()
Sets all values to 0.static Packed64SingleBlock
create
(int valueCount, int bitsPerValue) void
fill
(int fromIndex, int toIndex, long val) Fill the mutable fromfromIndex
(inclusive) totoIndex
(exclusive) withval
.int
get
(int index, long[] arr, int off, int len) Bulk get: read at least one and at mostlen
longs starting fromindex
intoarr[off:off+len]
and return the actual number of values that have been read.static boolean
isSupported
(int bitsPerValue) long
Return the memory usage of this object in bytes.private static int
requiredCapacity
(int valueCount, int valuesPerBlock) int
set
(int index, long[] arr, int off, int len) Bulk set: set at least one and at mostlen
longs starting atoff
inarr
into this mutable, starting atindex
.toString()
Methods inherited from class org.apache.lucene.util.packed.PackedInts.MutableImpl
getBitsPerValue, size
Methods inherited from class org.apache.lucene.util.packed.PackedInts.Mutable
set
Methods inherited from class org.apache.lucene.util.packed.PackedInts.Reader
get
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
Methods inherited from interface org.apache.lucene.util.Accountable
getChildResources
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Field Details
-
MAX_SUPPORTED_BITS_PER_VALUE
public static final int MAX_SUPPORTED_BITS_PER_VALUE- See Also:
-
SUPPORTED_BITS_PER_VALUE
private static final int[] SUPPORTED_BITS_PER_VALUE -
blocks
final long[] blocks
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Constructor Details
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Packed64SingleBlock
Packed64SingleBlock(int valueCount, int bitsPerValue)
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Method Details
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isSupported
public static boolean isSupported(int bitsPerValue) -
requiredCapacity
private static int requiredCapacity(int valueCount, int valuesPerBlock) -
clear
public void clear()Description copied from class:PackedInts.Mutable
Sets all values to 0.- Overrides:
clear
in classPackedInts.Mutable
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ramBytesUsed
public long ramBytesUsed()Description copied from interface:Accountable
Return the memory usage of this object in bytes. Negative values are illegal. -
get
public int get(int index, long[] arr, int off, int len) Description copied from class:PackedInts.Reader
Bulk get: read at least one and at mostlen
longs starting fromindex
intoarr[off:off+len]
and return the actual number of values that have been read.- Overrides:
get
in classPackedInts.Reader
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set
public int set(int index, long[] arr, int off, int len) Description copied from class:PackedInts.Mutable
Bulk set: set at least one and at mostlen
longs starting atoff
inarr
into this mutable, starting atindex
. Returns the actual number of values that have been set.- Overrides:
set
in classPackedInts.Mutable
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fill
public void fill(int fromIndex, int toIndex, long val) Description copied from class:PackedInts.Mutable
Fill the mutable fromfromIndex
(inclusive) totoIndex
(exclusive) withval
.- Overrides:
fill
in classPackedInts.Mutable
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toString
- Overrides:
toString
in classPackedInts.MutableImpl
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create
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