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author | Shaopeng Jia <shaopengjia@google.com> | 2011-09-26 11:06:13 +0200 |
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committer | Shaopeng Jia <shaopengjia@google.com> | 2011-09-26 11:06:13 +0200 |
commit | a1d3a5ed3af9cee85acdad939042a851a629f18c (patch) | |
tree | 29c26e2f1fbd3f7811386c8a26362e328ed6f4f1 /java/src/com | |
parent | 69a9689c7287e671d0aa263bebae97a9f406c5e4 (diff) | |
download | libphonenumber-a1d3a5ed3af9cee85acdad939042a851a629f18c.tar.gz |
Fix threading issue with PhoneNumberUtil.
Bug: 5354073
Change-Id: I6a37e714cc0587897f3bd9901cad730a91e2018f
Diffstat (limited to 'java/src/com')
-rw-r--r-- | java/src/com/android/i18n/phonenumbers/PhoneNumberUtil.java | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/java/src/com/android/i18n/phonenumbers/PhoneNumberUtil.java b/java/src/com/android/i18n/phonenumbers/PhoneNumberUtil.java index 2e1e9c8f..745fb7d1 100644 --- a/java/src/com/android/i18n/phonenumbers/PhoneNumberUtil.java +++ b/java/src/com/android/i18n/phonenumbers/PhoneNumberUtil.java @@ -318,7 +318,8 @@ public class PhoneNumberUtil { private static PhoneNumberUtil instance = null; // A mapping from a region code to the PhoneMetadata for that region. - private Map<String, PhoneMetadata> regionToMetadataMap = new HashMap<String, PhoneMetadata>(); + private final Map<String, PhoneMetadata> regionToMetadataMap = + Collections.synchronizedMap(new HashMap<String, PhoneMetadata>()); // A cache for frequently used region-specific regular expressions. // As most people use phone numbers primarily from one to two countries, and there are roughly 60 @@ -1629,8 +1630,10 @@ public class PhoneNumberUtil { if (!isValidRegionCode(regionCode)) { return null; } - if (!regionToMetadataMap.containsKey(regionCode)) { - loadMetadataForRegionFromFile(currentFilePrefix, regionCode); + synchronized (regionToMetadataMap) { + if (!regionToMetadataMap.containsKey(regionCode)) { + loadMetadataForRegionFromFile(currentFilePrefix, regionCode); + } } return regionToMetadataMap.get(regionCode); } |