1 # This file is part of NIT ( http://www.nitlanguage.org ).
3 # Copyright 2014 Alexis Laferrière <alexis.laf@xymus.net>
5 # Licensed under the Apache License, Version 2.0 (the "License");
6 # you may not use this file except in compliance with the License.
7 # You may obtain a copy of the License at
9 # http://www.apache.org/licenses/LICENSE-2.0
11 # Unless required by applicable law or agreed to in writing, software
12 # distributed under the License is distributed on an "AS IS" BASIS,
13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 # See the License for the specific language governing permissions and
15 # limitations under the License.
18 import json_serialization
31 init(b
: Bool, c
: Char, f
: Float, i
: Int, s
: String, n
: nullable Int)
40 redef fun to_s
do return "<A: {b} {c} {f} {i} {s} {n != null}>"
51 init(b
: Bool, c
: Char, f
: Float, i
: Int, s
: String, n
: nullable Int, ii
: Int, ss
: String)
53 super(b
, c
, f
, i
, s
, n
)
59 redef fun to_s
do return "<B: {super} {ii} {ss}>"
62 # Composed of an A and a B
67 var b
= new B
(false, 'b', 123.123, 2345, "hjkl", 12, 1111, "qwer")
77 redef fun to_s
do return "<C: {a} {b}>"
80 # Class with cyclic reference
85 var d
: nullable D
= null
87 redef fun to_s
do return "<D: {super} {d != null}>"
94 var a
= new Array[Object].with_items
("hello", 1234, 123.4)
95 var b
= new Array[nullable Serializable].with_items
("hella", 2345, 234.5)
98 redef fun to_s
do return "<E: a: {a.join(", ")}; b: {b.join(", ")}>"
101 # Class with generics
106 init(n
: N
) do self.n
= n
108 redef fun to_s
do return "<E: {n}>"
111 var a
= new A
(true, 'a', 0.1234, 1234, "asdf", null)
112 var b
= new B
(false, 'b', 123.123, 2345, "hjkl", 12, 1111, "qwer")
114 var d
= new D
(false, 'b', 123.123, 2345, "new line ->\n<-", null, 1111, "\t\f\"\r\\
/")
117 var fi = new F[Int](2222)
118 var ff = new F[Float](33.33)
120 # Default works only with Nit serial
121 var tests = new Array[Serializable].with_items(a, b, c, d, e, fi, ff)
123 # Alt1 should work without nitserial
124 #alt1# tests = new Array[Serializable].with_items(a, b, c, d)
127 var stream = new StringWriter
128 var serializer = new JsonSerializer(stream)
129 serializer.serialize(o)
131 var deserializer = new JsonDeserializer(stream.to_s)
132 var deserialized = deserializer.deserialize
134 print "# Nit:\n{o}\n"
135 print
"# Json:\n{stream}\n"
136 print
"# Back in Nit:\n{deserialized or else "null"}\n"