/**
* Gets a valid short number for the specified cost category.
*
* @param regionCode the region for which an example short number is needed
* @param cost the cost category of number that is needed
* @return a valid short number for the specified region and cost category. Returns an empty
* string when the metadata does not contain such information, or the cost is UNKNOWN_COST.
*/
// @VisibleForTesting
internal String getExampleShortNumberForCost(String regionCode, ShortNumberCost cost)
{
PhoneMetadata phoneMetadata = MetadataManager.getShortNumberMetadataForRegion(regionCode);
if (phoneMetadata == null)
{
return("");
}
PhoneNumberDesc desc = null;
switch (cost)
{
case ShortNumberCost.TOLL_FREE:
desc = phoneMetadata.getTollFree();
break;
case ShortNumberCost.STANDARD_RATE:
desc = phoneMetadata.getStandardRate();
break;
case ShortNumberCost.PREMIUM_RATE:
desc = phoneMetadata.getPremiumRate();
break;
default:
// UNKNOWN_COST numbers are computed by the process of elimination from the other cost
// categories.
break;
}
if (desc != null && desc.hasExampleNumber())
{
return(desc.getExampleNumber());
}
return("");
}
/**
* Tests whether a short number matches a valid pattern. Note that this doesn't verify the number
* is actually in use, which is impossible to tell by just looking at the number itself.
*
* @param shortNumber the short number to check as a string
* @param regionDialingFrom the region from which the number is dialed
* @return whether the short number matches a valid pattern
*/
public boolean isValidShortNumber(String shortNumber, String regionDialingFrom)
{
PhoneMetadata phoneMetadata =
MetadataManager.getShortNumberMetadataForRegion(regionDialingFrom);
if (phoneMetadata == null)
{
return(false);
}
PhoneNumberDesc generalDesc = phoneMetadata.getGeneralDesc();
if (!generalDesc.hasNationalNumberPattern() ||
!phoneUtil.isNumberMatchingDesc(shortNumber, generalDesc))
{
return(false);
}
PhoneNumberDesc shortNumberDesc = phoneMetadata.getShortCode();
if (!shortNumberDesc.hasNationalNumberPattern())
{
logger.log(Level.WARNING, "No short code national number pattern found for region: " +
regionDialingFrom);
return(false);
}
return(phoneUtil.isNumberMatchingDesc(shortNumber, shortNumberDesc));
}
/**
* Check whether a short number is a possible number, given the number in the form of a string,
* and the region where the number is dialed from. This provides a more lenient check than
* {@link #isValidShortNumber}.
*
* @param shortNumber the short number to check as a string
* @param regionDialingFrom the region from which the number is dialed
* @return whether the number is a possible short number
*/
public boolean isPossibleShortNumber(String shortNumber, String regionDialingFrom)
{
PhoneMetadata phoneMetadata =
MetadataManager.getShortNumberMetadataForRegion(regionDialingFrom);
if (phoneMetadata == null)
{
return(false);
}
PhoneNumberDesc generalDesc = phoneMetadata.getGeneralDesc();
return(phoneUtil.isNumberPossibleForDesc(shortNumber, generalDesc));
}
/**
* Gets a valid short number for the specified region.
*
* @param regionCode the region for which an example short number is needed
* @return a valid short number for the specified region. Returns an empty string when the
* metadata does not contain such information.
*/
// @VisibleForTesting
internal String getExampleShortNumber(String regionCode)
{
PhoneMetadata phoneMetadata = MetadataManager.getShortNumberMetadataForRegion(regionCode);
if (phoneMetadata == null)
{
return("");
}
PhoneNumberDesc desc = phoneMetadata.getShortCode();
if (desc.hasExampleNumber())
{
return(desc.getExampleNumber());
}
return("");
}
[TestMethod] public void testEmergency()
{
int wrongTypeCounter = 0;
foreach (String regionCode in shortNumberInfo.getSupportedRegions())
{
if (regionCode == RegionCode.PG)
{
// The only short number for Papua New Guinea is 000, which fails the test, since the
// national prefix is 0. This needs to be fixed.
continue;
}
PhoneNumberDesc desc =
MetadataManager.getShortNumberMetadataForRegion(regionCode).getEmergency();
if (desc.hasExampleNumber())
{
String exampleNumber = desc.getExampleNumber();
if (!exampleNumber.matches(desc.getPossibleNumberPattern()) ||
!shortNumberInfo.isEmergencyNumber(exampleNumber, regionCode))
{
wrongTypeCounter++;
LOGGER.log(Level.SEVERE, "Emergency example number test failed for " + regionCode);
}
else
{
PhoneNumber emergencyNumber = phoneNumberUtil.parse(exampleNumber, regionCode);
if (shortNumberInfo.getExpectedCost(emergencyNumber) !=
ShortNumberInfo.ShortNumberCost.TOLL_FREE)
{
wrongTypeCounter++;
LOGGER.log(Level.SEVERE, "Emergency example number not toll free for " + regionCode);
}
}
}
}
assertEquals(0, wrongTypeCounter);
}
[TestMethod] public void testCanBeInternationallyDialled()
{
foreach (String regionCode in phoneNumberUtil.getSupportedRegions())
{
PhoneNumber exampleNumber = null;
PhoneNumberDesc desc =
phoneNumberUtil.getMetadataForRegion(regionCode).getNoInternationalDialling();
try {
if (desc.hasExampleNumber())
{
exampleNumber = phoneNumberUtil.parse(desc.getExampleNumber(), regionCode);
}
} catch (NumberParseException e) {
LOGGER.log(Level.SEVERE, e.toString());
}
if (exampleNumber != null && phoneNumberUtil.canBeInternationallyDialled(exampleNumber))
{
wrongTypeCases.add(exampleNumber);
LOGGER.log(Level.SEVERE, "Number " + exampleNumber.toString()
+ " should not be internationally diallable");
}
}
assertEquals(0, wrongTypeCases.size());
}
