程序包 org.apache.flink.kubernetes.operator.utils

类 EnvUtils

java.lang.Object

org.apache.flink.kubernetes.operator.utils.EnvUtils

public class EnvUtils
extends java.lang.Object

Util to get value from environments.

字段概要

字段

修饰符和类型	字段	说明
static java.lang.String	ENV_CONF_OVERRIDE_DIR
static java.lang.String	ENV_HOSTNAME
static java.lang.String	ENV_KUBERNETES_SERVICE_HOST
static java.lang.String	ENV_OPERATOR_NAME
static java.lang.String	ENV_OPERATOR_NAMESPACE
static java.lang.String	ENV_WATCH_NAMESPACES
static java.lang.String	ENV_WEBHOOK_KEYSTORE_FILE
static java.lang.String	ENV_WEBHOOK_KEYSTORE_PASSWORD
static java.lang.String	ENV_WEBHOOK_KEYSTORE_TYPE
static java.lang.String	ENV_WEBHOOK_SERVER_PORT

构造器概要

构造器

构造器	说明
EnvUtils()

方法概要

修饰符和类型	方法	说明
static java.util.Optional<java.lang.String>	get(java.lang.String key)	Get the value provided by environments.
static java.lang.String	getOrDefault(java.lang.String key, java.lang.String defaultValue)	Get the value or default value provided by environments.
static java.lang.String	getRequired(java.lang.String key)	Get the value provided by environments.
static void	logEnvironmentInfo(org.slf4j.Logger log, java.lang.String componentName, java.lang.String[] commandLineArgs)	Logs information about the environment, like code revision, current user, Java version, and JVM parameters.

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

ENV_KUBERNETES_SERVICE_HOST

public static final java.lang.String ENV_KUBERNETES_SERVICE_HOST

另请参阅:

常量字段值

ENV_WEBHOOK_KEYSTORE_FILE

public static final java.lang.String ENV_WEBHOOK_KEYSTORE_FILE

另请参阅:

常量字段值

ENV_WEBHOOK_KEYSTORE_PASSWORD

public static final java.lang.String ENV_WEBHOOK_KEYSTORE_PASSWORD

另请参阅:

常量字段值

ENV_WEBHOOK_KEYSTORE_TYPE

public static final java.lang.String ENV_WEBHOOK_KEYSTORE_TYPE

另请参阅:

常量字段值

ENV_WEBHOOK_SERVER_PORT

public static final java.lang.String ENV_WEBHOOK_SERVER_PORT

另请参阅:

常量字段值

ENV_CONF_OVERRIDE_DIR

public static final java.lang.String ENV_CONF_OVERRIDE_DIR

另请参阅:

常量字段值

ENV_HOSTNAME

public static final java.lang.String ENV_HOSTNAME

另请参阅:

常量字段值

ENV_OPERATOR_NAME

public static final java.lang.String ENV_OPERATOR_NAME

另请参阅:

常量字段值

ENV_OPERATOR_NAMESPACE

public static final java.lang.String ENV_OPERATOR_NAMESPACE

另请参阅:

常量字段值

ENV_WATCH_NAMESPACES

public static final java.lang.String ENV_WATCH_NAMESPACES

另请参阅:

常量字段值

构造器详细资料

EnvUtils

public EnvUtils()

方法详细资料

get

public static java.util.Optional<java.lang.String> get(java.lang.String key)

Get the value provided by environments.

参数:

key - the target key

返回:

the value value provided by environments.

getOrDefault

public static java.lang.String getOrDefault(java.lang.String key,
                                            java.lang.String defaultValue)

Get the value or default value provided by environments.

参数:

key - the target key

defaultValue - the default value if key not exists.

返回:

the value or default value provided by environments.

getRequired

public static java.lang.String getRequired(java.lang.String key)

Get the value provided by environments.

参数:

key - the target key

返回:

the value provided by environments.

logEnvironmentInfo

public static void logEnvironmentInfo(org.slf4j.Logger log,
                                      java.lang.String componentName,
                                      java.lang.String[] commandLineArgs)

Logs information about the environment, like code revision, current user, Java version, and JVM parameters.

参数:

log - The logger to log the information to.

componentName - The component name to mention in the log.

commandLineArgs - The arguments accompanying the starting the component.