org.noear.solon.core.util

Class MultiMap<T>

java.lang.Object

org.noear.solon.core.util.MultiMap<T>

All Implemented Interfaces:

Serializable, Iterable<KeyValues<T>>

public class MultiMap<T>
extends Object
implements Iterable<KeyValues<T>>, Serializable

多值，忽略大小写的LinkedMap

Since:

2.9

Author:

noear

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	ignoreCase
protected Map<String,KeyValues<T>>	innerMap

Constructor Summary

Constructors

Constructor and Description
MultiMap()
MultiMap(boolean ignoreCase)

Method Summary

Modifier and Type	Method and Description
void	add(String key, T val) 添加值
void	addAll(Map<String,T> values) 设置所有值
void	clear() 清理
boolean	containsKey(String key) 是否包含键
protected <V> Map<String,V>	createMap(int size)
T	get(String key) 获取值
List<T>	getAll(String key) 获取多值
T	getOrDefault(String key, T def) 获取值或默认
KeyValues<T>	holder(String key) 持有
boolean	isEmpty() 是否为空
Iterator<KeyValues<T>>	iterator()
Set<String>	keySet() 键集合
void	put(String key, T val) 设置值
void	putAll(Map<String,T> values) 设置所有值
void	putIfAbsent(String key, T val) 设置值如果没有
void	remove(String key) 移除键
int	size() 大小
String	toString()
Map<String,T>	toValueMap() 转为单值 Map
Map<String,List<T>>	toValuesMap() 转为多值 Map

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

innerMap

protected final Map<String,KeyValues<T>> innerMap

ignoreCase

protected final boolean ignoreCase

Constructor Detail

MultiMap

public MultiMap()

MultiMap

public MultiMap(boolean ignoreCase)

Method Detail

iterator

public Iterator<KeyValues<T>> iterator()

Specified by:

iterator in interface Iterable<KeyValues<T>>

holder

public KeyValues<T> holder(String key)

持有

keySet

public Set<String> keySet()

键集合

containsKey

public boolean containsKey(String key)

是否包含键

isEmpty

public boolean isEmpty()

是否为空

size

public int size()

大小

put

public void put(String key,
                T val)

设置值

Parameters:

key - 键

val - 值

putIfAbsent

public void putIfAbsent(String key,
                        T val)

设置值如果没有

Parameters:

key - 键

val - 值

putAll

public void putAll(Map<String,T> values)

设置所有值

add

public void add(String key,
                T val)

添加值

Parameters:

key - 键

val - 值

addAll

public void addAll(Map<String,T> values)

设置所有值

remove

public void remove(String key)

移除键

clear

public void clear()

清理

getAll

@Nullable
public List<T> getAll(String key)

获取多值

Parameters:

key - 键

get

@Nullable
public T get(String key)

获取值

Parameters:

key - 键

getOrDefault

@Nullable
public T getOrDefault(String key,
                                T def)

获取值或默认

Parameters:

key - 键

def - 默认值

toValueMap

public Map<String,T> toValueMap()

转为单值 Map

toValuesMap

public Map<String,List<T>> toValuesMap()

转为多值 Map

createMap

protected <V> Map<String,V> createMap(int size)

toString

public String toString()

Overrides:

toString in class Object