Package org.elasticsearch.common.util
Class PageCacheRecycler
java.lang.Object
org.elasticsearch.common.util.PageCacheRecycler
public class PageCacheRecycler
extends java.lang.Object
A recycler of fixed-size pages.
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Nested Class Summary
Nested Classes Modifier and Type Class Description static class
PageCacheRecycler.Type
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Field Summary
Fields Modifier and Type Field Description static int
BYTE_PAGE_SIZE
static int
INT_PAGE_SIZE
static Setting<ByteSizeValue>
LIMIT_HEAP_SETTING
static int
LONG_PAGE_SIZE
static PageCacheRecycler
NON_RECYCLING_INSTANCE
static int
OBJECT_PAGE_SIZE
static int
PAGE_SIZE_IN_BYTES
Page size in bytes: 16KBstatic Setting<PageCacheRecycler.Type>
TYPE_SETTING
static Setting<java.lang.Double>
WEIGHT_BYTES_SETTING
static Setting<java.lang.Double>
WEIGHT_INT_SETTING
static Setting<java.lang.Double>
WEIGHT_LONG_SETTING
static Setting<java.lang.Double>
WEIGHT_OBJECTS_SETTING
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Constructor Summary
Constructors Constructor Description PageCacheRecycler(Settings settings)
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Method Summary
Modifier and Type Method Description Recycler.V<byte[]>
bytePage(boolean clear)
Recycler.V<int[]>
intPage(boolean clear)
Recycler.V<long[]>
longPage(boolean clear)
Recycler.V<java.lang.Object[]>
objectPage()
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Field Details
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TYPE_SETTING
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LIMIT_HEAP_SETTING
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WEIGHT_BYTES_SETTING
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WEIGHT_LONG_SETTING
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WEIGHT_INT_SETTING
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WEIGHT_OBJECTS_SETTING
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PAGE_SIZE_IN_BYTES
public static final int PAGE_SIZE_IN_BYTESPage size in bytes: 16KB- See Also:
- Constant Field Values
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OBJECT_PAGE_SIZE
public static final int OBJECT_PAGE_SIZE -
LONG_PAGE_SIZE
public static final int LONG_PAGE_SIZE- See Also:
- Constant Field Values
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INT_PAGE_SIZE
public static final int INT_PAGE_SIZE- See Also:
- Constant Field Values
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BYTE_PAGE_SIZE
public static final int BYTE_PAGE_SIZE- See Also:
- Constant Field Values
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NON_RECYCLING_INSTANCE
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Constructor Details
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PageCacheRecycler
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Method Details
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bytePage
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intPage
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longPage
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objectPage
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