public static String getBucketName(String prPath, int bucketId) {
    return PartitionedRegionHelper.BUCKET_REGION_PREFIX
        + PartitionedRegionHelper.escapePRPath(prPath) + PartitionedRegion.BUCKET_NAME_SEPARATOR
        + bucketId;
  }
Get the bucket string by parsing the region fullPath

@param bucketFullPath full region path to parse
@return the bucket string or null if no bucket string is present
geode-core/src/main/java/org/apache/geode/internal/cache/PartitionedRegionHelper.java