com.aliyun.odps.udf.utils

Class CounterUtils

java.lang.Object

com.aliyun.odps.udf.utils.CounterUtils

public class CounterUtils
extends Object

与 Counter 相关的静态工具类，包含一些工具方法

See Also:

Counter, CounterGroup, Counters

Constructor Summary

Constructors

Constructor and Description
CounterUtils()

Method Summary

Modifier and Type	Method and Description
static Counters	createFromJsonString(String json) 通过JSON字符串创建Counters对象 字符串异常时会抛出 RuntimeException
static String	toJsonString(Counters counters) 将 Counters 对象转化成一个JSON字符串

Methods inherited from class java.lang.Object

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

Constructor Detail

CounterUtils

public CounterUtils()

Method Detail

toJsonString

public static String toJsonString(Counters counters)

将 Counters 对象转化成一个JSON字符串

Parameters:

counters - 需要转化的 Counters 对象

Returns:

JSON字符串

createFromJsonString

public static Counters createFromJsonString(String json)

通过JSON字符串创建Counters对象 字符串异常时会抛出 RuntimeException

Parameters:

json - JSON字符串

Returns:

构建好的Counters对象

See Also:

toJsonString(Counters)