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# the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#  http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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require "logstash/json"

module LogStash module Modules class FileReader
  # stub these methods for testing
  include LogStash::Util::Loggable

  def self.read(path)
    begin
      ::File.read(path)
    rescue => e
      logger.error("Error when reading file from path", :path => path)
      ""
    end
  end

  def self.read_json(path)
    json = read(path)
    begin
      LogStash::Json.load(json)
    rescue => e
      logger.error("Error when parsing json from path", :path => path)
      return {}
    end
  end

  def self.glob(path)
    files = Dir.glob(path)
    if files.empty?
      logger.warn("No files found for glob", :pattern => path)
    end
    files
  end
end end end
