class Rex::Java::Serialization::Model::ProxyClassDesc

This class provides a ProxyClassDesc representation

Attributes

class_annotation[RW]

@!attribute class_annotation

@return [Rex::Java::Serialization::Model::Annotation] The java class annotations
interfaces[RW]

@!attribute interfaces

@return [Array] An array of interface names
super_class[RW]

@!attribute super_class

@return [Rex::Java::Serialization::Model::ClassDesc] The java class superclass description

Public Class Methods

new(stream = nil) click to toggle source

@param stream [Rex::Java::Serialization::Model::Stream] the stream where it belongs to

# File lib/rex/java/serialization/model/proxy_class_desc.rb, line 22
def initialize(stream = nil)
  super(stream)
  self.interfaces = []
  self.class_annotation = nil
  self.super_class = nil
end

Public Instance Methods

decode(io) click to toggle source

Deserializes a Rex::Java::Serialization::Model::ProxyClassDesc

@param io [IO] the io to read from @return [self] if deserialization succeeds @raise [Rex::Java::Serialization::DecodeError] if deserialization doesn't succeed

# File lib/rex/java/serialization/model/proxy_class_desc.rb, line 34
def decode(io)
  stream.add_reference(self) unless stream.nil?

  interfaces_length = decode_interfaces_length(io)
  interfaces_length.times do
    interface = Utf.decode(io, stream)
    self.interfaces << interface
  end
  self.class_annotation = Annotation.decode(io, stream)
  self.super_class = ClassDesc.decode(io, stream)

  self
end
encode() click to toggle source

Serializes the Rex::Java::Serialization::Model::ProxyClassDesc

@return [String] if serialization succeeds @raise [Rex::Java::Serialization::EncodeError] if serialization doesn't succeed

# File lib/rex/java/serialization/model/proxy_class_desc.rb, line 52
def encode
  unless class_annotation.class == Rex::Java::Serialization::Model::Annotation ||
          super_class.class == Rex::Java::Serialization::Model::ClassDesc
    raise Rex::Java::Serialization::EncodeError, 'Failed to serialize ProxyClassDesc'
  end
  encoded = ''
  encoded << [interfaces.length].pack('N')
  interfaces.each do |interface|
    encoded << interface.encode
  end
  encoded << class_annotation.encode
  encoded << super_class.encode

  encoded
end
to_s() click to toggle source

Creates a print-friendly string representation

@return [String]

# File lib/rex/java/serialization/model/proxy_class_desc.rb, line 71
def to_s
  str = '[ '
  interfaces_str = []
  interfaces.each do |interface|
    interfaces_str << interface.to_s
  end
  str << "#{interfaces_str.join(', ')} ]"

  case super_class.description
  when NewClassDesc
    str << ", @super_class: #{super_class.description.class_name.to_s}"
  when Reference
    str << ", @super_class: #{super_class.description.to_s}"
  end

  str
end

Private Instance Methods

decode_interfaces_length(io) click to toggle source

Deserializes the number of interface names

@param io [IO] the io to read from @return [Fixnum] if deserialization is possible @raise [Rex::Java::Serialization::DecodeError] if deserialization doesn't succeed

# File lib/rex/java/serialization/model/proxy_class_desc.rb, line 96
def decode_interfaces_length(io)
  fields_length = io.read(4)
  if fields_length.nil? || fields_length.length != 4
    raise Rex::Java::Serialization::DecodeError, 'Failed to unserialize ProxyClassDesc'
  end

  fields_length.unpack('N')[0]
end