# -------------------------------------------------------------------------- #
# Copyright 2002-2013, OpenNebula Project (OpenNebula.org), C12G Labs        #
#                                                                            #
# Licensed under 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 KIND, either express or implied.   #
# See the License for the specific language governing permissions and        #
# limitations under the License.                                             #
#--------------------------------------------------------------------------- #

require 'opennebula/xml_element'

module OpenNebula
    # The XMLUtilsPool module provides an abstraction of the underlying
    # XML parser engine. It provides XML-related methods for the Pools
    class XMLPool < XMLElement

        def initialize(xml=nil)
            super(xml)
        end

        #Executes the given block for each element of the Pool
        #block:: _Block_
        def each_element(block)
            if NOKOGIRI
                @xml.xpath(
                    "#{@element_name}").each {|pelem|
                    block.call self.factory(pelem)
                }
            else
                @xml.elements.each(
                    "#{@element_name}") {|pelem|
                    block.call self.factory(pelem)
                }
            end
        end
    end

end
