程序包 dev.tinyflow.core.util

类 MapUtil

java.lang.Object

dev.tinyflow.core.util.MapUtil

public class MapUtil
extends Object

字段概要

字段

修饰符和类型	字段	说明
private static final boolean	IS_JDK8
private static final org.slf4j.Logger	log

构造器概要

构造器

限定符	构造器	说明
private	MapUtil()

方法概要

修饰符和类型	方法	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 . This class should be removed once we drop Java 8 support.
static Object	getByPath(Map<String,Object> from, String keyOrPath)
private static int	getJvmVersion0()
private static Object	getResult(List<String> parts, int matchedLevels, Object result)
private static String	tryTrim(String string)

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

log

private static final org.slf4j.Logger log

IS_JDK8

private static final boolean IS_JDK8

构造器详细资料

MapUtil

private MapUtil()

方法详细资料

tryTrim

private static String tryTrim(String string)

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

getByPath

public static Object getByPath(Map<String,Object> from,
 String keyOrPath)

getResult

private static Object getResult(List<String> parts,
 int matchedLevels,
 Object result)