contrib/jwrapper/examples/java_api/api_user.nit

   1 # This file is part of NIT ( http://www.nitlanguage.org ).
   2 #
   3 # Licensed under the Apache License, Version 2.0 (the "License");
   4 # you may not use this file except in compliance with the License.
   5 # You may obtain a copy of the License at
   6 #
   7 #     http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 # Unless required by applicable law or agreed to in writing, software
  10 # distributed under the License is distributed on an "AS IS" BASIS,
  11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 # See the License for the specific language governing permissions and
  13 # limitations under the License.
  14
  15 import java_api is example
  16
  17 # Get a Java string
  18 var str = java_lang_integer_to_string_int(5678)
  19
  20 # Do some Java side printing
  21 java_lang_system_out.println_int 1234
  22 java_lang_system_out.println_String str
  23
  24 # Test a generic list
  25 var list = new Java_util_ArrayList
  26
  27 print "List is empty? {list.is_empty}"
  28 print "List size {list.size}"
  29
  30 list.add str
  31 print "List is empty? {list.is_empty}"
  32 print "List size {list.size}"
  33
  34 var str_back = list.get(0)
  35 java_lang_system_out.println_String str_back.to_string
  36
  37 list.clear
  38 print "List is empty? {list.is_empty}"
  39 print "List size {list.size}"