Class: Fog::Collection

Inherits:
Array
  • Object
show all
Extended by:
Attributes::ClassMethods
Includes:
Attributes::InstanceMethods
Defined in:
lib/fog/core/collection.rb

Direct Known Subclasses

AWS::AutoScaling::Activities, AWS::AutoScaling::Configurations, AWS::AutoScaling::Groups, AWS::AutoScaling::Instances, AWS::CloudWatch::AlarmData, AWS::CloudWatch::AlarmHistories, AWS::CloudWatch::Alarms, AWS::CloudWatch::MetricStatistics, AWS::CloudWatch::Metrics, AWS::ELB::Listeners, AWS::ELB::LoadBalancers, AWS::ELB::Policies, AWS::Elasticache::Clusters, AWS::Elasticache::ParameterGroups, AWS::Elasticache::SecurityGroups, AWS::RDS::ParameterGroups, AWS::RDS::Parameters, AWS::RDS::SecurityGroups, AWS::RDS::Servers, AWS::RDS::Snapshots, Fog::Compute::AWS::Addresses, Fog::Compute::AWS::Flavors, Fog::Compute::AWS::Images, Fog::Compute::AWS::KeyPairs, Fog::Compute::AWS::SecurityGroups, Fog::Compute::AWS::Servers, Fog::Compute::AWS::Snapshots, Fog::Compute::AWS::SpotRequests, Fog::Compute::AWS::Tags, Fog::Compute::AWS::Volumes, Fog::Compute::Bluebox::Flavors, Fog::Compute::Bluebox::Images, Fog::Compute::Bluebox::Servers, Fog::Compute::Brightbox::CloudIps, Fog::Compute::Brightbox::FirewallPolicies, Fog::Compute::Brightbox::FirewallRules, Fog::Compute::Brightbox::Flavors, Fog::Compute::Brightbox::Images, Fog::Compute::Brightbox::LoadBalancers, Fog::Compute::Brightbox::ServerGroups, Fog::Compute::Brightbox::Servers, Fog::Compute::Brightbox::Users, Fog::Compute::Brightbox::Zones, Fog::Compute::Ecloud::Vdcs, Fog::Compute::Glesys::Ips, Fog::Compute::Glesys::Servers, Fog::Compute::Glesys::Templates, Fog::Compute::GoGrid::Images, Fog::Compute::GoGrid::Passwords, Fog::Compute::GoGrid::Servers, Fog::Compute::Libvirt::Interfaces, Fog::Compute::Libvirt::Networks, Fog::Compute::Libvirt::Nodes, Fog::Compute::Libvirt::Pools, Fog::Compute::Libvirt::Servers, Fog::Compute::Libvirt::Volumes, Fog::Compute::Linode::DataCenters, Fog::Compute::Linode::Disks, Fog::Compute::Linode::Flavors, Fog::Compute::Linode::Images, Fog::Compute::Linode::Ips, Fog::Compute::Linode::Kernels, Fog::Compute::Linode::Servers, Fog::Compute::Linode::StackScripts, Fog::Compute::Ninefold::Addresses, Fog::Compute::Ninefold::Flavors, Fog::Compute::Ninefold::Images, Fog::Compute::Ninefold::IpForwardingRules, Fog::Compute::Ninefold::Servers, Fog::Compute::OpenStack::Flavors, Fog::Compute::OpenStack::Images, Fog::Compute::OpenStack::Metadata, Fog::Compute::OpenStack::Servers, Fog::Compute::Rackspace::Flavors, Fog::Compute::Rackspace::Images, Fog::Compute::Rackspace::Servers, Fog::Compute::Slicehost::Flavors, Fog::Compute::Slicehost::Images, Fog::Compute::Slicehost::Servers, Fog::Compute::StormOnDemand::Balancers, Fog::Compute::StormOnDemand::Configs, Fog::Compute::StormOnDemand::Images, Fog::Compute::StormOnDemand::PrivateIps, Fog::Compute::StormOnDemand::Servers, Fog::Compute::StormOnDemand::Stats, Fog::Compute::StormOnDemand::Templates, Fog::Compute::VirtualBox::Mediums, Fog::Compute::VirtualBox::NATRedirects, Fog::Compute::VirtualBox::NetworkAdapters, Fog::Compute::VirtualBox::Servers, Fog::Compute::VirtualBox::StorageControllers, Fog::Compute::Vmfusion::Servers, Fog::Compute::Voxel::Images, Fog::Compute::Voxel::Servers, Fog::Compute::Vsphere::Servers, DNS::AWS::Records, DNS::AWS::Zones, DNS::Bluebox::Records, DNS::Bluebox::Zones, DNS::DNSMadeEasy::Records, DNS::DNSMadeEasy::Zones, DNS::DNSimple::Records, DNS::DNSimple::Zones, DNS::Dynect::Records, DNS::Dynect::Zones, DNS::Linode::Records, DNS::Linode::Zones, DNS::Rackspace::Records, DNS::Rackspace::Zones, DNS::Slicehost::Records, DNS::Slicehost::Zones, DNS::Zerigo::Records, DNS::Zerigo::Zones, Ecloud::Collection, Rackspace::LoadBalancers::AccessRules, Rackspace::LoadBalancers::LoadBalancers, Rackspace::LoadBalancers::Nodes, Rackspace::LoadBalancers::VirtualIps, Storage::AWS::Directories, Storage::AWS::Files, Storage::Google::Directories, Storage::Google::Files, Storage::Local::Directories, Storage::Local::Files, Storage::Ninefold::Directories, Storage::Ninefold::Files, Storage::Rackspace::Directories, Storage::Rackspace::Files, Terremark::Shared::Addresses, Terremark::Shared::Networks, Terremark::Shared::Servers, Terremark::Shared::Tasks, Terremark::Shared::Vdcs, Vcloud::Collection

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Attributes::ClassMethods

_load, aliases, attribute, attributes, identity, ignore_attributes, ignored_attributes

Methods included from Attributes::InstanceMethods

#_dump, #attributes, #dup, #identity, #identity=, #merge_attributes, #new_record?, #requires, #requires_one

Constructor Details

#initialize(attributes = {}) ⇒ Collection

Returns a new instance of Collection.



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# File 'lib/fog/core/collection.rb', line 59

def initialize(attributes = {})
  @loaded = false
  merge_attributes(attributes)
end

Instance Attribute Details

#connection ⇒ Object

Returns the value of attribute connection.



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# File 'lib/fog/core/collection.rb', line 40

def connection
  @connection
end

Class Method Details

.model(new_model = nil) ⇒ Object 



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# File 'lib/fog/core/collection.rb', line 32

def self.model(new_model=nil)
  if new_model == nil
    @model
  else
    @model = new_model
  end
end

Instance Method Details

#clear ⇒ Object 



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# File 'lib/fog/core/collection.rb', line 43

def clear
  @loaded = true
  super
end

#create(attributes = {}) ⇒ Object 



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# File 'lib/fog/core/collection.rb', line 48

def create(attributes = {})
  object = new(attributes)
  object.save
  object
end

#destroy(identity) ⇒ Object 



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# File 'lib/fog/core/collection.rb', line 54

def destroy(identity)
  object = new(:identity => identity)
  object.destroy
end

#inspect ⇒ Object 



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# File 'lib/fog/core/collection.rb', line 65

def inspect
  Thread.current[:formatador] ||= Formatador.new
  data = "#{Thread.current[:formatador].indentation}<#{self.class.name}\n"
  Thread.current[:formatador].indent do
    unless self.class.attributes.empty?
      data << "#{Thread.current[:formatador].indentation}"
      data << self.class.attributes.map {|attribute| "#{attribute}=#{send(attribute).inspect}"}.join(",\n#{Thread.current[:formatador].indentation}")
      data << "\n"
    end
    data << "#{Thread.current[:formatador].indentation}["
    unless self.empty?
      data << "\n"
      Thread.current[:formatador].indent do
        data << self.map {|member| member.inspect}.join(",\n")
        data << "\n"
      end
      data << Thread.current[:formatador].indentation
    end
    data << "]\n"
  end
  data << "#{Thread.current[:formatador].indentation}>"
  data
end

#load(objects) ⇒ Object 



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# File 'lib/fog/core/collection.rb', line 89

def load(objects)
  clear
  for object in objects
    self << new(object)
  end
  self
end

#model ⇒ Object 



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# File 'lib/fog/core/collection.rb', line 97

def model
  self.class.instance_variable_get('@model')
end

#new(attributes = {}) ⇒ Object 



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# File 'lib/fog/core/collection.rb', line 101

def new(attributes = {})
  unless attributes.is_a?(Hash)
    raise(ArgumentError.new("Initialization parameters must be an attributes hash, got #{attributes.inspect}"))
  end
  model.new(
    attributes.merge(
      :collection => self,
      :connection => connection
    )
  )
end

#reload ⇒ Object 



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# File 'lib/fog/core/collection.rb', line 113

def reload
  clear
  lazy_load
  self
end

#table(attributes = nil) ⇒ Object 



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# File 'lib/fog/core/collection.rb', line 119

def table(attributes = nil)
  Formatador.display_table(self.map {|instance| instance.attributes}, attributes)
end

#to_json(options = {}) ⇒ Object 



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# File 'lib/fog/core/collection.rb', line 123

def to_json(options = {})
  require 'multi_json'
  MultiJson.encode(self.map {|member| member.attributes})
end