PreservedMetadataKeys (nacos-api 2.2.3 2.2.3 API)

java.lang.Object
- com.alibaba.nacos.api.naming.PreservedMetadataKeys

```
public class PreservedMetadataKeys
extends java.lang.Object
```
Some keys of metadata that are recognized by Nacos.

从以下版本开始:

1.0.0

作者:

nkorange

字段概要

字段
修饰符和类型	字段	说明
`static java.lang.String`	`HEART_BEAT_INTERVAL`
`static java.lang.String`	`HEART_BEAT_TIMEOUT`
`static java.lang.String`	`INSTANCE_ID_GENERATOR`
`static java.lang.String`	`IP_DELETE_TIMEOUT`
`static java.lang.String`	`REGISTER_SOURCE`	The key to indicate the registry source of service instance, such as Dubbo, SpringCloud, etc.

构造器概要

构造器
构造器说明

PreservedMetadataKeys()

方法概要
- 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
  - REGISTER_SOURCE
```
public static final java.lang.String REGISTER_SOURCE
```
    The key to indicate the registry source of service instance, such as Dubbo, SpringCloud, etc.
    
    另请参阅:
    
    常量字段值
  - HEART_BEAT_TIMEOUT
```
public static final java.lang.String HEART_BEAT_TIMEOUT
```
    另请参阅:
    
    常量字段值
  - IP_DELETE_TIMEOUT
```
public static final java.lang.String IP_DELETE_TIMEOUT
```
    另请参阅:
    
    常量字段值
  - HEART_BEAT_INTERVAL
```
public static final java.lang.String HEART_BEAT_INTERVAL
```
    另请参阅:
    
    常量字段值
  - INSTANCE_ID_GENERATOR
```
public static final java.lang.String INSTANCE_ID_GENERATOR
```
    另请参阅:
    
    常量字段值
- 构造器详细资料
  - PreservedMetadataKeys
```
public PreservedMetadataKeys()
```