org.apache.flink.util

类 PropertiesUtil

java.lang.Object

org.apache.flink.util.PropertiesUtil

public class PropertiesUtil
extends Object

Simple utilities for getting typed values from Properties.

方法概要

限定符和类型	方法和说明
static boolean	getBoolean(Properties config, String key, boolean defaultValue) Get boolean from properties.
static int	getInt(Properties config, String key, int defaultValue) Get integer from properties.
static long	getLong(Properties config, String key, long defaultValue) Get long from properties.
static long	getLong(Properties config, String key, long defaultValue, org.slf4j.Logger logger) Get long from properties.

从类继承的方法 java.lang.Object

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

方法详细资料

getInt

public static int getInt(Properties config,
                         String key,
                         int defaultValue)

Get integer from properties. This method throws an exception if the integer is not valid.

参数:

config - Properties

key - key in Properties

defaultValue - default value if value is not set

返回:

default or value of key

getLong

public static long getLong(Properties config,
                           String key,
                           long defaultValue)

Get long from properties. This method throws an exception if the long is not valid.

参数:

config - Properties

key - key in Properties

defaultValue - default value if value is not set

返回:

default or value of key

getLong

public static long getLong(Properties config,
                           String key,
                           long defaultValue,
                           org.slf4j.Logger logger)

Get long from properties. This method only logs if the long is not valid.

参数:

config - Properties

key - key in Properties

defaultValue - default value if value is not set

返回:

default or value of key

getBoolean

public static boolean getBoolean(Properties config,
                                 String key,
                                 boolean defaultValue)

Get boolean from properties. This method returns true iff the parsed value is "true".

参数:

config - Properties

key - key in Properties

defaultValue - default value if value is not set

返回:

default or value of key