Constants (nacos-config 1.4.2 1.4.2 API)

java.lang.Object
- com.alibaba.nacos.config.server.constant.Constants

```
public class Constants
extends Object
```
Server Constants.

作者:

Nacos

字段概要

字段
限定符和类型	字段和说明
`static String`	`ACCEPT_ENCODING`
`static String`	`ACL_RESPONSE` Acl result information.
`static String`	`APPNAME`
`static int`	`ASYNC_UPDATE_ADDRESS_INTERVAL` Interval for async update address(unit: second).
`static int`	`ATOMIC_MAX_SIZE`
`static String`	`BASE_DIR` Config file directory in server side.
`static String`	`BASE_PATH`
`static int`	`BATCH_ADD_SUCCESS` Batch adding successfully.
`static int`	`BATCH_OP_ERROR` When exception or error occurs.
`static String`	`BATCH_OP_ERROR_CONFLICT_MSG`
`static String`	`BATCH_OP_ERROR_IO_MSG` State code of single data when batch operation.
`static int`	`BATCH_QUERY_EXISTS` Batch query when data existent.
`static String`	`BATCH_QUERY_EXISTS_MSG`
`static String`	`BATCH_QUERY_NONEEXISTS_MSG`
`static int`	`BATCH_QUERY_NONEXISTS` Batch query when data non-existent.
`static int`	`BATCH_UPDATE_SUCCESS` Batch updating successfully.
`static String`	`CAPACITY_CONTROLLER_PATH`
`static String`	`CLIENT_APPNAME_HEADER`
`static String`	`CLIENT_REQUEST_TOKEN_HEADER`
`static String`	`CLIENT_REQUEST_TS_HEADER`
`static String`	`CLIENT_VERSION`
`static String`	`CLIENT_VERSION_HEADER`
`static String`	`COMMUNICATION_CONTROLLER_PATH`
`static String`	`CONFIG_BAK_DIR` Back up file directory in server side.
`static String`	`CONFIG_CONTROLLER_PATH`
`static String`	`CONFIG_EXPORT_ITEM_FILE_SEPARATOR`
`static String`	`CONFIG_EXPORT_METADATA`
`static String`	`CONFIG_EXPORT_METADATA_NEW`
`static String`	`CONFIG_MODEL_RAFT_GROUP`
`static String`	`CONFIG_VERSION`
`static int`	`CONN_TIMEOUT` Unit: millisecond.
`static String`	`CONTENT_ENCODING`
`static String`	`CONTENT_MD5`
`static String`	`DAILY_DOMAINNAME`
`static int`	`DATA_IN_BODY_VERSION`
`static String`	`DATAID`
`static String`	`DEFAULT_DOMAINNAME`
`static String`	`DEFAULT_GROUP`
`static String`	`ENCODE`
`static String`	`EXTEND_INFO_CONFIG_DUMP_EVENT` Configure the dump event name.
`static String`	`EXTEND_INFOS_CONFIG_DUMP_EVENT` Configure the dump event-list name.
`static String`	`EXTEND_NEED_READ_UNTIL_HAVE_DATA` Specifies that reads wait without timeout.
`static int`	`FIRST_VERSION` First version of data.
`static int`	`FLOW_CONTROL_INTERVAL`
`static int`	`FLOW_CONTROL_SLOT`
`static int`	`FLOW_CONTROL_THRESHOLD`
`static String`	`FORWARD_LEADER` Forward to leader node.
`static int`	`GETCONFIG_LOCAL_SERVER_SNAPSHOT` Plain sequence of getting data: backup file -> server -> local file.
`static int`	`GETCONFIG_LOCAL_SNAPSHOT_SERVER` Plain sequence of getting data: backup file -> local file -> server.
`static String`	`GROUP`
`static String`	`HEALTH_CONTROLLER_PATH`
`static String`	`HISTORY_CONTROLLER_PATH`
`static String`	`IF_MODIFIED_SINCE`
`static String`	`LAST_MODIFIED`
`static String`	`LINE_SEPARATOR`
`static String`	`LISTENER_CONTROLLER_PATH`
`static String`	`MAP_FILE`
`static int`	`MAX_ADDACK_COUNT`
`static int`	`MAX_NOTIFY_COUNT`
`static int`	`MAX_REMOVE_FAIL_COUNT`
`static int`	`MAX_REMOVEALL_FAIL_COUNT`
`static int`	`MAX_UPDATE_FAIL_COUNT`
`static int`	`MAX_UPDATEALL_FAIL_COUNT`
`static String`	`NACOS_LINE_SEPARATOR`
`static String`	`NAMESPACE_CONTROLLER_PATH`
`static String`	`NULL`
`static int`	`ONCE_TIMEOUT` Unit: millisecond.
`static String`	`OPS_CONTROLLER_PATH`
`static int`	`POISON_VERSION` Poison version when data is deleted.
`static int`	`POLLING_INTERVAL_TIME` Interval for polling(unit: second).
`static String`	`PROBE_MODIFY_REQUEST`
`static String`	`PROBE_MODIFY_RESPONSE`
`static String`	`PROBE_MODIFY_RESPONSE_NEW`
`static int`	`RECV_WAIT_TIMEOUT` Unit: millisecond.
`static String`	`REQUEST_IDENTITY` Client, identity for sdk request to server.
`static int`	`SO_TIMEOUT` Unit: millisecond.
`static String`	`SPACING_INTERVAL`
`static int`	`TEMP_VERSION` Temporary version when disk file is full.
`static long`	`TOTALTIME_FROM_SERVER` Total time of threshold value when getting data from network(unit: millisecond).
`static long`	`TOTALTIME_INVALID_THRESHOLD` Invalid total time of threshold value when getting data from network(unit: millisecond).
`static String`	`UNKNOWN_APP`
`static String`	`USE_ZIP`
`static String`	`WORD_SEPARATOR`

构造器概要

构造器
构造器和说明

Constants()

构造器
构造器和说明
`Constants()`

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
  - CLIENT_VERSION_HEADER
```
public static final String CLIENT_VERSION_HEADER
```
    另请参阅:
    
    常量字段值
  - CLIENT_VERSION
```
public static final String CLIENT_VERSION
```
    另请参阅:
    
    常量字段值
  - DEFAULT_GROUP
```
public static final String DEFAULT_GROUP
```
    另请参阅:
    
    常量字段值
  - BASE_DIR
```
public static final String BASE_DIR
```
    Config file directory in server side.
    
    另请参阅:
    
    常量字段值
  - CONFIG_BAK_DIR
```
public static final String CONFIG_BAK_DIR
```
    Back up file directory in server side.
  - APPNAME
```
public static final String APPNAME
```
    另请参阅:
    
    常量字段值
  - UNKNOWN_APP
```
public static final String UNKNOWN_APP
```
    另请参阅:
    
    常量字段值
  - DEFAULT_DOMAINNAME
```
public static final String DEFAULT_DOMAINNAME
```
    另请参阅:
    
    常量字段值
  - DAILY_DOMAINNAME
```
public static final String DAILY_DOMAINNAME
```
    另请参阅:
    
    常量字段值
  - NULL
```
public static final String NULL
```
    另请参阅:
    
    常量字段值
  - DATAID
```
public static final String DATAID
```
    另请参阅:
    
    常量字段值
  - GROUP
```
public static final String GROUP
```
    另请参阅:
    
    常量字段值
  - LAST_MODIFIED
```
public static final String LAST_MODIFIED
```
    另请参阅:
    
    常量字段值
  - ACCEPT_ENCODING
```
public static final String ACCEPT_ENCODING
```
    另请参阅:
    
    常量字段值
  - CONTENT_ENCODING
```
public static final String CONTENT_ENCODING
```
    另请参阅:
    
    常量字段值
  - PROBE_MODIFY_REQUEST
```
public static final String PROBE_MODIFY_REQUEST
```
    另请参阅:
    
    常量字段值
  - PROBE_MODIFY_RESPONSE
```
public static final String PROBE_MODIFY_RESPONSE
```
    另请参阅:
    
    常量字段值
  - PROBE_MODIFY_RESPONSE_NEW
```
public static final String PROBE_MODIFY_RESPONSE_NEW
```
    另请参阅:
    
    常量字段值
  - USE_ZIP
```
public static final String USE_ZIP
```
    另请参阅:
    
    常量字段值
  - CONTENT_MD5
```
public static final String CONTENT_MD5
```
    另请参阅:
    
    常量字段值
  - CONFIG_VERSION
```
public static final String CONFIG_VERSION
```
    另请参阅:
    
    常量字段值
  - IF_MODIFIED_SINCE
```
public static final String IF_MODIFIED_SINCE
```
    另请参阅:
    
    常量字段值
  - SPACING_INTERVAL
```
public static final String SPACING_INTERVAL
```
    另请参阅:
    
    常量字段值
  - ASYNC_UPDATE_ADDRESS_INTERVAL
```
public static final int ASYNC_UPDATE_ADDRESS_INTERVAL
```
    Interval for async update address(unit: second).
    
    另请参阅:
    
    常量字段值
  - POLLING_INTERVAL_TIME
```
public static final int POLLING_INTERVAL_TIME
```
    Interval for polling(unit: second).
    
    另请参阅:
    
    常量字段值
  - ONCE_TIMEOUT
```
public static final int ONCE_TIMEOUT
```
    Unit: millisecond.
    
    另请参阅:
    
    常量字段值
  - CONN_TIMEOUT
```
public static final int CONN_TIMEOUT
```
    Unit: millisecond.
    
    另请参阅:
    
    常量字段值
  - SO_TIMEOUT
```
public static final int SO_TIMEOUT
```
    Unit: millisecond.
    
    另请参阅:
    
    常量字段值
  - RECV_WAIT_TIMEOUT
```
public static final int RECV_WAIT_TIMEOUT
```
    Unit: millisecond.
    
    另请参阅:
    
    常量字段值
  - BASE_PATH
```
public static final String BASE_PATH
```
    另请参阅:
    
    常量字段值
  - OPS_CONTROLLER_PATH
```
public static final String OPS_CONTROLLER_PATH
```
    另请参阅:
    
    常量字段值
  - CAPACITY_CONTROLLER_PATH
```
public static final String CAPACITY_CONTROLLER_PATH
```
    另请参阅:
    
    常量字段值
  - COMMUNICATION_CONTROLLER_PATH
```
public static final String COMMUNICATION_CONTROLLER_PATH
```
    另请参阅:
    
    常量字段值
  - CONFIG_CONTROLLER_PATH
```
public static final String CONFIG_CONTROLLER_PATH
```
    另请参阅:
    
    常量字段值
  - HEALTH_CONTROLLER_PATH
```
public static final String HEALTH_CONTROLLER_PATH
```
    另请参阅:
    
    常量字段值
  - HISTORY_CONTROLLER_PATH
```
public static final String HISTORY_CONTROLLER_PATH
```
    另请参阅:
    
    常量字段值
  - LISTENER_CONTROLLER_PATH
```
public static final String LISTENER_CONTROLLER_PATH
```
    另请参阅:
    
    常量字段值
  - NAMESPACE_CONTROLLER_PATH
```
public static final String NAMESPACE_CONTROLLER_PATH
```
    另请参阅:
    
    常量字段值
  - ENCODE
```
public static final String ENCODE
```
    另请参阅:
    
    常量字段值
  - MAP_FILE
```
public static final String MAP_FILE
```
    另请参阅:
    
    常量字段值
  - FLOW_CONTROL_THRESHOLD
```
public static final int FLOW_CONTROL_THRESHOLD
```
    另请参阅:
    
    常量字段值
  - FLOW_CONTROL_SLOT
```
public static final int FLOW_CONTROL_SLOT
```
    另请参阅:
    
    常量字段值
  - FLOW_CONTROL_INTERVAL
```
public static final int FLOW_CONTROL_INTERVAL
```
    另请参阅:
    
    常量字段值
  - LINE_SEPARATOR
```
public static final String LINE_SEPARATOR
```
  - WORD_SEPARATOR
```
public static final String WORD_SEPARATOR
```
  - NACOS_LINE_SEPARATOR
```
public static final String NACOS_LINE_SEPARATOR
```
    另请参阅:
    
    常量字段值
  - TOTALTIME_FROM_SERVER
```
public static final long TOTALTIME_FROM_SERVER
```
    Total time of threshold value when getting data from network(unit: millisecond).
    
    另请参阅:
    
    常量字段值
  - TOTALTIME_INVALID_THRESHOLD
```
public static final long TOTALTIME_INVALID_THRESHOLD
```
    Invalid total time of threshold value when getting data from network(unit: millisecond).
    
    另请参阅:
    
    常量字段值
  - BATCH_OP_ERROR
```
public static final int BATCH_OP_ERROR
```
    When exception or error occurs.
    
    另请参阅:
    
    常量字段值
  - BATCH_OP_ERROR_IO_MSG
```
public static final String BATCH_OP_ERROR_IO_MSG
```
    State code of single data when batch operation.
    
    另请参阅:
    
    常量字段值
  - BATCH_OP_ERROR_CONFLICT_MSG
```
public static final String BATCH_OP_ERROR_CONFLICT_MSG
```
    另请参阅:
    
    常量字段值
  - BATCH_QUERY_EXISTS
```
public static final int BATCH_QUERY_EXISTS
```
    Batch query when data existent.
    
    另请参阅:
    
    常量字段值
  - BATCH_QUERY_EXISTS_MSG
```
public static final String BATCH_QUERY_EXISTS_MSG
```
    另请参阅:
    
    常量字段值
  - BATCH_QUERY_NONEXISTS
```
public static final int BATCH_QUERY_NONEXISTS
```
    Batch query when data non-existent.
    
    另请参阅:
    
    常量字段值
  - BATCH_QUERY_NONEEXISTS_MSG
```
public static final String BATCH_QUERY_NONEEXISTS_MSG
```
    另请参阅:
    
    常量字段值
  - BATCH_ADD_SUCCESS
```
public static final int BATCH_ADD_SUCCESS
```
    Batch adding successfully.
    
    另请参阅:
    
    常量字段值
  - BATCH_UPDATE_SUCCESS
```
public static final int BATCH_UPDATE_SUCCESS
```
    Batch updating successfully.
    
    另请参阅:
    
    常量字段值
  - MAX_UPDATE_FAIL_COUNT
```
public static final int MAX_UPDATE_FAIL_COUNT
```
    另请参阅:
    
    常量字段值
  - MAX_UPDATEALL_FAIL_COUNT
```
public static final int MAX_UPDATEALL_FAIL_COUNT
```
    另请参阅:
    
    常量字段值
  - MAX_REMOVE_FAIL_COUNT
```
public static final int MAX_REMOVE_FAIL_COUNT
```
    另请参阅:
    
    常量字段值
  - MAX_REMOVEALL_FAIL_COUNT
```
public static final int MAX_REMOVEALL_FAIL_COUNT
```
    另请参阅:
    
    常量字段值
  - MAX_NOTIFY_COUNT
```
public static final int MAX_NOTIFY_COUNT
```
    另请参阅:
    
    常量字段值
  - MAX_ADDACK_COUNT
```
public static final int MAX_ADDACK_COUNT
```
    另请参阅:
    
    常量字段值
  - FIRST_VERSION
```
public static final int FIRST_VERSION
```
    First version of data.
    
    另请参阅:
    
    常量字段值
  - POISON_VERSION
```
public static final int POISON_VERSION
```
    Poison version when data is deleted.
    
    另请参阅:
    
    常量字段值
  - TEMP_VERSION
```
public static final int TEMP_VERSION
```
    Temporary version when disk file is full.
    
    另请参阅:
    
    常量字段值
  - GETCONFIG_LOCAL_SERVER_SNAPSHOT
```
public static final int GETCONFIG_LOCAL_SERVER_SNAPSHOT
```
    Plain sequence of getting data: backup file -> server -> local file.
    
    另请参阅:
    
    常量字段值
  - GETCONFIG_LOCAL_SNAPSHOT_SERVER
```
public static final int GETCONFIG_LOCAL_SNAPSHOT_SERVER
```
    Plain sequence of getting data: backup file -> local file -> server.
    
    另请参阅:
    
    常量字段值
  - CLIENT_APPNAME_HEADER
```
public static final String CLIENT_APPNAME_HEADER
```
    另请参阅:
    
    常量字段值
  - CLIENT_REQUEST_TS_HEADER
```
public static final String CLIENT_REQUEST_TS_HEADER
```
    另请参阅:
    
    常量字段值
  - CLIENT_REQUEST_TOKEN_HEADER
```
public static final String CLIENT_REQUEST_TOKEN_HEADER
```
    另请参阅:
    
    常量字段值
  - REQUEST_IDENTITY
```
public static final String REQUEST_IDENTITY
```
    Client, identity for sdk request to server.
    
    另请参阅:
    
    常量字段值
  - FORWARD_LEADER
```
public static final String FORWARD_LEADER
```
    Forward to leader node.
    
    另请参阅:
    
    常量字段值
  - ACL_RESPONSE
```
public static final String ACL_RESPONSE
```
    Acl result information.
    
    另请参阅:
    
    常量字段值
  - ATOMIC_MAX_SIZE
```
public static final int ATOMIC_MAX_SIZE
```
    另请参阅:
    
    常量字段值
  - CONFIG_MODEL_RAFT_GROUP
```
public static final String CONFIG_MODEL_RAFT_GROUP
```
    另请参阅:
    
    常量字段值
  - DATA_IN_BODY_VERSION
```
public static final int DATA_IN_BODY_VERSION
```
    另请参阅:
    
    常量字段值
  - EXTEND_INFO_CONFIG_DUMP_EVENT
```
public static final String EXTEND_INFO_CONFIG_DUMP_EVENT
```
    Configure the dump event name.
  - EXTEND_INFOS_CONFIG_DUMP_EVENT
```
public static final String EXTEND_INFOS_CONFIG_DUMP_EVENT
```
    Configure the dump event-list name.
  - EXTEND_NEED_READ_UNTIL_HAVE_DATA
```
public static final String EXTEND_NEED_READ_UNTIL_HAVE_DATA
```
    Specifies that reads wait without timeout.
    
    另请参阅:
    
    常量字段值
  - CONFIG_EXPORT_ITEM_FILE_SEPARATOR
```
public static final String CONFIG_EXPORT_ITEM_FILE_SEPARATOR
```
    另请参阅:
    
    常量字段值
  - CONFIG_EXPORT_METADATA
```
public static final String CONFIG_EXPORT_METADATA
```
    另请参阅:
    
    常量字段值
  - CONFIG_EXPORT_METADATA_NEW
```
public static final String CONFIG_EXPORT_METADATA_NEW
```
    另请参阅:
    
    常量字段值
- 构造器详细资料
  - Constants
```
public Constants()
```

类 Constants

字段概要

构造器概要

方法概要

从类继承的方法 java.lang.Object

字段详细资料

CLIENT_VERSION_HEADER

CLIENT_VERSION

DEFAULT_GROUP

BASE_DIR

CONFIG_BAK_DIR

APPNAME

UNKNOWN_APP

DEFAULT_DOMAINNAME

DAILY_DOMAINNAME

NULL

DATAID

GROUP

LAST_MODIFIED

ACCEPT_ENCODING

CONTENT_ENCODING

PROBE_MODIFY_REQUEST

PROBE_MODIFY_RESPONSE

PROBE_MODIFY_RESPONSE_NEW

USE_ZIP

CONTENT_MD5

CONFIG_VERSION

IF_MODIFIED_SINCE

SPACING_INTERVAL

ASYNC_UPDATE_ADDRESS_INTERVAL

POLLING_INTERVAL_TIME

ONCE_TIMEOUT

CONN_TIMEOUT

SO_TIMEOUT

RECV_WAIT_TIMEOUT

BASE_PATH

OPS_CONTROLLER_PATH

CAPACITY_CONTROLLER_PATH

COMMUNICATION_CONTROLLER_PATH

CONFIG_CONTROLLER_PATH

HEALTH_CONTROLLER_PATH

HISTORY_CONTROLLER_PATH

LISTENER_CONTROLLER_PATH

NAMESPACE_CONTROLLER_PATH

ENCODE

MAP_FILE

FLOW_CONTROL_THRESHOLD

FLOW_CONTROL_SLOT

FLOW_CONTROL_INTERVAL

LINE_SEPARATOR

WORD_SEPARATOR

NACOS_LINE_SEPARATOR

TOTALTIME_FROM_SERVER

TOTALTIME_INVALID_THRESHOLD

BATCH_OP_ERROR

BATCH_OP_ERROR_IO_MSG

BATCH_OP_ERROR_CONFLICT_MSG

BATCH_QUERY_EXISTS

BATCH_QUERY_EXISTS_MSG

BATCH_QUERY_NONEXISTS

BATCH_QUERY_NONEEXISTS_MSG

BATCH_ADD_SUCCESS

BATCH_UPDATE_SUCCESS

MAX_UPDATE_FAIL_COUNT

MAX_UPDATEALL_FAIL_COUNT

MAX_REMOVE_FAIL_COUNT

MAX_REMOVEALL_FAIL_COUNT

MAX_NOTIFY_COUNT

MAX_ADDACK_COUNT

FIRST_VERSION

POISON_VERSION

TEMP_VERSION

GETCONFIG_LOCAL_SERVER_SNAPSHOT

GETCONFIG_LOCAL_SNAPSHOT_SERVER

CLIENT_APPNAME_HEADER

CLIENT_REQUEST_TS_HEADER

CLIENT_REQUEST_TOKEN_HEADER

REQUEST_IDENTITY

FORWARD_LEADER

ACL_RESPONSE