Class: Java::Util::HashMap

Inherits:
SimpleDelegator
  • Object
show all
Extended by:
JavaObject
Defined in:
lib/javaobs.rb

Instance Method Summary collapse

Methods included from JavaObject

javaClass

Constructor Details

#initialize ⇒ HashMap

Returns a new instance of HashMap.



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# File 'lib/javaobs.rb', line 138

def initialize
  super(Hash)
  @loadFactor = 0.75
  @threshold = 12
end

Instance Method Details

#_readJavaData(stream) ⇒ Object 



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# File 'lib/javaobs.rb', line 144

def _readJavaData(stream)
  # Read loadFactor and threshold.
  stream.defaultReadObject(self)
  stream.readBlockStart
  len = stream.readInt
  size = stream.readInt
  
  h = Hash.new
  size.times do 
    k = stream.readObject
    v = stream.readObject
    h[k] = v
  end
  stream.readBlockEnd
  __setobj__(h)
end

#_writeJavaData(stream) ⇒ Object 



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# File 'lib/javaobs.rb', line 161

def _writeJavaData(stream)
  obj = __getobj__;
  stream.defaultWriteObject(self)
  stream.writeBlockStart(8)
  l = 16
  len = obj.length
  while l < len
    l << 1
  end
  stream.writeInt(l)
  stream.writeInt(len)
  obj.each do |k, v|
    stream.writeObject(k)
    stream.writeObject(v)
  end
  stream.writeBlockEnd
end