com.mybatisflex.core.util

类 MapUtil

java.lang.Object

com.mybatisflex.core.util.MapUtil

public class MapUtil
extends Object

字段概要

字段

限定符和类型	字段和说明
private static boolean	IS_JDK8

构造器概要

构造器

限定符	构造器和说明
private	MapUtil()

方法概要

限定符和类型	方法和说明
static <K,V> V	computeIfAbsent(Map<K,V> map, K key, Function<K,V> mappingFunction) A temporary workaround for Java 8 specific performance issue JDK-8161372 .
static <K,V> Map.Entry<K,V>	entry(K key, V value)
private static int	getJvmVersion0()

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

字段详细资料

IS_JDK8

private static final boolean IS_JDK8

构造器详细资料

MapUtil

private MapUtil()

方法详细资料

getJvmVersion0

private static int getJvmVersion0()

computeIfAbsent

public static <K,V> V computeIfAbsent(Map<K,V> map,
                                      K key,
                                      Function<K,V> mappingFunction)

A temporary workaround for Java 8 specific performance issue JDK-8161372 .
This class should be removed once we drop Java 8 support.

另请参阅:

https://bugs.openjdk.java.net/browse/JDK-8161372

entry

public static <K,V> Map.Entry<K,V> entry(K key,
                                         V value)