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Size: 1.31 KB
Versions: 4
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Stored size: 1.31 KB
Contents
module Sidetree
module Util
module AnchoredDataSerializer
DELIMITER = "."
module_function
# Serialize given data as Anchor String.
# @param [Integer] op_count Number of operations
# @param [String] uri Core Index File uri.
# @return [String] Anchor String
# @raise [Sidetree::Error]
def serialize(op_count, uri)
if op_count > Sidetree::Params::MAX_OPERATION_COUNT
raise Sidetree::Error, "Number of operations greater than max"
end
"#{op_count}#{DELIMITER}#{uri}"
end
# Deserializes the given string that is read from the blockchain into data.
# @param [String] anchor_str Anchor String
# @return [Array[Integer, String]]
# @raise [Sidetree::Error]
def deserialize(anchor_str)
data = anchor_str.split(DELIMITER)
raise Sidetree::Error, "Invalid anchor string" unless data.length == 2
unless data[0] =~ /^[1-9]\d*$/
raise Sidetree::Error,
"Number of operations in anchor string is not positive number"
end
count = data[0].to_i
if count > Sidetree::Params::MAX_OPERATION_COUNT
raise Sidetree::Error,
"Number of operations in anchor string greater than max"
end
[count, data[1]]
end
end
end
end
Version data entries
4 entries across 4 versions & 1 rubygems