程序包 ohos.data.distributed.common

类 Entry

java.lang.Object

ohos.data.distributed.common.Entry

public class Entry
extends Object

Provides key-value pairs stored in the distributed database.

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SystemCapability

SystemCapability.Data#DATA_DISTRIBUTEDDATAMGR

构造器概要

构造器

构造器	说明
Entry()	An no-argument constructor used to create an Entry instance.
Entry(String key, Value value)	A parameterized constructor used to create an Entry instance.

方法概要

限定符和类型	方法	说明
boolean	equals(Object obj)	Checks whether a specified key-value pair is the same as the current key-value pair.
String	getKey()	Obtains the key of a key-value pair.
Value	getValue()	Obtains the value of a key-value pair.
int	hashCode()	Obtains the hash code value of a key-value pair.
void	setKey(String key)	Sets the key of a key-value pair.
void	setValue(Value value)	Sets the value of a key-value pair.

从类继承的方法 java.lang.Object

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

构造器详细资料

Entry

public Entry()

An no-argument constructor used to create an Entry instance.

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Entry

public Entry(String key,
             Value value)

A parameterized constructor used to create an Entry instance.

参数:

key - Indicates the key of a key-value pair.

value - Indicates the value of a key-value pair.

从以下版本开始:

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方法详细资料

setKey

public void setKey(String key)

Sets the key of a key-value pair.

参数:

key - Indicates the key to be set.

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getKey

public String getKey()

Obtains the key of a key-value pair.

返回:

Returns the key of the key-value pair.

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getValue

public Value getValue()

Obtains the value of a key-value pair.

返回:

Returns the value of the key-value pair.

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setValue

public void setValue(Value value)

Sets the value of a key-value pair.

参数:

value - Indicates the value of a key-value pair.

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hashCode

public int hashCode()

Obtains the hash code value of a key-value pair.

覆盖:

hashCode 在类中 Object

返回:

Returns the hash code value of the key-value pair.

从以下版本开始:

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另请参阅:

Object.equals(java.lang.Object), System.identityHashCode(java.lang.Object)

equals

public boolean equals(Object obj)

Checks whether a specified key-value pair is the same as the current key-value pair.

覆盖:

equals 在类中 Object

参数:

obj - Indicates the specified key-value pair.

返回:

Returns true if the key-value pairs are the same; returns false otherwise.

从以下版本开始:

1

另请参阅:

Object.hashCode(), HashMap