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Contents
require 'jactive_support/java_ext/list_iterator'
module java::util::List
if RUBY_VERSION >= '1.9'
FrozenError = RuntimeError
else
FrozenError = TypeError
end
def inspect
content = map{|e| e.inspect}.join(', ')
"JavaList[#{content}]"
end
def iterate
return enum_for(:iterate) unless block_given?
it = listIterator
while it.next?
ob = it.next
yield(it,ob)
end
end
def map!
raise FrozenError, "can't modify frozen iterable" if frozen?
return enum_for(:map!) unless block_given?
iterate{|it, ob| it.set(yield(ob))}
self
end
alias :collect! :map!
def push(*args)
raise FrozenError, "can't modify frozen iterable" if frozen? && ( RUBY_VERSION >= '1.9' || args.size > 0 )
args.each{|a| add(a)}
self
end
def last(*args)
raise ArgumentError, "wrong # of arguments(#{args.size} for 1)" if args.size > 1
if args.size == 1
n = args.first
raise TypeError, "Can't convert #{n} into Integer" unless n.respond_to?(:to_int)
n = n.to_int
raise TypeError, "#to_int should return Integer" unless n.kind_of?(Integer)
raise ArgumentError, "negative array size" if n < 0
it = listIterator(size)
ret = []
while n > 0 && it.previous?
ret.unshift it.previous
n -= 1
end
ret
elsif size > 0
self.get(size-1)
end
end
def clear
raise FrozenError, "can't modify frozen list" if frozen?
super
self
end
end
Version data entries
10 entries across 10 versions & 1 rubygems