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package com.netease.cloud.services.nos.model;
/**
* Specifies constants that define Nos Regions.
*
* Nos Regions allow the user to choose the geographical region where Nos will
* store the buckets the user creates. Choose a Nos Region to optimize latency,
* minimize NOSts, or address regulatory requirements.
*
*
* Objects stored in a Nos Region never leave that region unless explicitly
* transfered to another region.
*
*/
public enum Region {
/**
* The US Standard Nos Region. This region uses Nos servers located in the
* United States.
*
* This is the default Nos Region. All requests sent to
*/
CN_Standard(null),
/**
* 杭州机房
*/
CN_Hnagzhou("HZ"),
/**
* 建德机房
*/
CN_Jiande("JD"),
/**
* 北京机房
*/
CN_Beijing("BJ"),
/**
* 公有云北京
*/
CN_NORTH_1("BJ"),
/**
* 公有云杭州
*/
CN_EAST_1("HZ"),
/**
* 私有云杭州
*/
CN_EAST_P0("HZ"),
/**
* 公有云建德
*/
CN_EAST_3("JD"),
/**
* 私有云建德
*/
CN_EAST_P1("JD");
/** The unique ID representing each region. */
private final String regionId;
/**
* Constructs a new region with the specified region ID.
*
* @param regionId
* The unique ID representing the Nos region.
*/
private Region(String regionId) {
this.regionId = regionId;
}
/*
* (non-Javadoc)
*
* @see java.lang.Enum#toString()
*/
@Override
public String toString() {
return regionId;
}
/**
* Returns the Nos Region enumeration value representing the specified Nos
* Region ID string. If specified string doesn't map to a known Nos Region,
* then an IllegalArgumentException is thrown.
*
* @param NosRegionString
* The Nos region ID string.
*
* @return The Nos Region enumeration value representing the specified Nos
* Region ID.
*
* @throws IllegalArgumentException
* If the specified value does not map to one of the known Nos
* regions.
*/
public static Region fromValue(String NosRegionString) throws IllegalArgumentException {
for (Region region : Region.values()) {
String regionString = region.toString();
if (regionString == null && NosRegionString == null)
return region;
if (regionString != null && regionString.equals(NosRegionString))
return region;
}
throw new IllegalArgumentException("Cannot create enum from " + NosRegionString + " value!");
}
}