func init
	// adds using namespace
	sys.add_use('System.Collections')

	// initialize instance
	params = this.props('Constructor').value
	if(params == 'Constructor')
		params = ''
	elseif(params == 'Constructor2')
		params = '' + d("col")
	elseif(params == 'Constructor3')
		params = '' + d("initialCapacity")
	end
	sys.add_object(this.codename, 'Stack', params)

	// makes implementation methods for properties
	sys._prop_init('Count', 1, 0, 1)
	sys._prop_init('IsSynchronized', 1, 0, 104)
	sys._prop_init('SyncRoot', 1, 0, 0)

	// makes implementation of methods as properties
	sys._mtd_as_prop_init('Clone()')
	sys._mtd_as_prop_init('GetEnumerator()')
	sys._mtd_as_prop_init('Peek()')
	sys._mtd_as_prop_init('ToArray()')
	sys._mtd_as_prop_init('Stack')

	// makes implementation of simple methods
	sys._method_init('Clear')

	if(linked("onEmpty"))
		this.setfield('ex', 'ex' + this.id)
	end
end

func doConstructor()
	blk.println(this.codename, ' = new Stack();')
end

func doConstructor2(col)
	blk.println(this.codename, ' = new Stack(', d("col"), ');')
end

func doConstructor3(initialCapacity)
	blk.println(this.codename, ' = new Stack(', d("initialCapacity"), ');')
end

func doContains(obj)
	if(linked("onContains"))
		event("onContains", this.codename + '.Contains(' + d("obj") + ')')
	else
		blk.println(this.codename, '.Contains(', d("obj"), ');')
	end 
end

func doCopyTo(array, index)
	blk.println(this.codename, '.CopyTo(', d("array"), ', ', d("index"), ');')
end

func doPush(obj)
	blk.println(this.codename, '.Push(', d("obj"), ');')
end

func doPop()
	linked("onEmpty") ? blk.println('try {').inc() : ''
	event("onPop", this.codename + '.Pop()')
	if(linked("onEmpty"))
		blk.dec().println('} catch(InvalidOperationException ', this.ex, ') {').inc()
			event("onEmpty", this.ex + '.Message')
		blk.dec().println('}')
	end
end

func doSynchronized(stack)
	if(linked("onSynchronized"))
		event("onSynchronized", 'Stack.Synchronized(' + d("stack") + ')')
	else
		blk.println('Stack.Synchronized(', d("stack"), ');')
	end
end