Merge: Prepare for the android UI module

[nit.git] / lib / android / intent / intent_api10.nit

# This file is part of NIT (http://www.nitlanguage.org).
#
# Copyright 2014 Frédéric Vachon <fredvac@gmail.com>
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# Services allowing to launch activities and start/stop services using
# `android.content.Intent` for the android platform
module intent_api10

import native_app_glue
import android::bundle
import serialization
private import json_serialization

in "Java" `{
        import android.content.Intent;
        import android.net.Uri;
        import android.graphics.Rect;
        import java.util.Set;
        import java.util.ArrayList;
`}

extern class NativeIntent in "Java" `{ android.content.Intent `}
        super JavaObject
        redef type SELF: NativeIntent

        fun add_category(category: JavaString) in "Java" `{ recv.addCategory(category); `}
        fun add_flags(flags: Int) in "Java" `{ recv.addFlags((int)flags); `}
        fun filter_equals(other: NativeIntent): Bool in "Java" `{
                return recv.filterEquals(other);
        `}
        fun action: JavaString in "Java" `{ return recv.getAction(); `}
        fun boolean_array_extra(name: JavaString): Array[Bool] import Array[Bool],
          Array[Bool].push in "Java" `{
                boolean[] java_array = recv.getBooleanArrayExtra(name);
                int nit_array = new_Array_of_Bool();

                for(int i=0; i < java_array.length; ++i)
                        Array_of_Bool_push(nit_array, java_array[i]);

                return nit_array;
        `}
        fun boolean_extra(name: JavaString, def_value: Bool): Bool in "Java" `{
                return recv.getBooleanExtra(name, def_value);
        `}
        fun byte_array_extra(name: JavaString): Array[Int] import Array[Int],
          Array[Int].add in "Java" `{
                byte[] java_array = recv.getByteArrayExtra(name);
                int nit_array = new_Array_of_Int();

                for (int i=0; i < java_array.length; ++i)
                        Array_of_Int_add(nit_array, java_array[i]);

                return nit_array;
        `}
        fun byte_extra(name: JavaString, def_value: Int): Int in "Java" `{
                return (int) recv.getByteExtra(name, (byte) def_value);
        `}
        # FIXME: Java's `char` are encoded on 16-bits whereas Nit's are on 8-bits.
        fun char_array_extra(name: JavaString): Array[Char] import Array[Char],
          Array[Char].add in "Java" `{
                char[] java_array = recv.getCharArrayExtra(name);
                int nit_array = new_Array_of_Char();

                for (int i = 0; i < java_array.length; ++i)
                        Array_of_Char_add(nit_array, java_array[i]);

                return nit_array;
        `}
        # FIXME: Java's `char` are encoded on 16-bits whereas Nit's are on 8-bits.
        fun char_extra(name: JavaString, def_value: Char): Char in "Java" `{
                return recv.getCharExtra(name, def_value);
        `}
        fun char_sequence_array_extra(name: JavaString): Array[String]
          import StringCopyArray, StringCopyArray.add, StringCopyArray.collection in "Java" `{
                CharSequence[] java_array = recv.getCharSequenceArrayExtra(name);
                int nit_array = new_StringCopyArray();

                for (int i = 0; i < java_array.length; ++i)
                        StringCopyArray_add(nit_array, (String) java_array[i]);

                return StringCopyArray_collection(nit_array);
        `}
        fun char_sequence_array_list_extra(name: JavaString): Array[String]
          import StringCopyArray, StringCopyArray.add, StringCopyArray.collection in "Java" `{
                ArrayList<CharSequence> java_array = recv.getCharSequenceArrayListExtra(name);
                int nit_array = new_StringCopyArray();

                if (java_array == null) return nit_array;

                for (CharSequence element: java_array)
                        StringCopyArray_add(nit_array, (String) element);

                return StringCopyArray_collection(nit_array);
        `}
        fun char_sequence_extra(name: JavaString): JavaString in "Java" `{
                return (String) recv.getCharSequenceExtra(name);
        `}
        fun categories: HashSet[String] import StringCopyHashSet,
          StringCopyHashSet.add, StringCopyHashSet.collection  in "Java" `{
                Set<String> java_set = recv.getCategories();
                int nit_hashset = new_StringCopyHashSet();

                if (java_set == null) return nit_hashset;

                for (String element: java_set)
                        StringCopyHashSet_add(nit_hashset, element);

                return StringCopyHashSet_collection(nit_hashset);
        `}
        # Returns the Uri as an encoded String
        fun data: JavaString in "Java" `{ return recv.getDataString(); `}
        fun double_array_extra(name: JavaString): Array[Float] import Array[Float],
          Array[Float].push in "Java" `{
                double[] java_array = recv.getDoubleArrayExtra(name);
                int nit_array = new_Array_of_Float();

                for(int i=0; i < java_array.length; ++i)
                        Array_of_Float_push(nit_array, java_array[i]);

                return nit_array;
        `}
        fun double_extra(name: JavaString, def_value: Float): Float in "Java" `{
                return recv.getDoubleExtra(name, def_value);
        `}
        fun flags: Int in "Java" `{ return recv.getFlags(); `}
        fun float_array_extra(name: JavaString): Array[Float] import Array[Float],
          Array[Float].push in "Java" `{
                float[] java_array = recv.getFloatArrayExtra(name);
                int nit_array = new_Array_of_Float();

                for(int i=0; i < java_array.length; ++i)
                        Array_of_Float_push(nit_array, java_array[i]);

                return nit_array;
        `}
        fun float_extra(name: JavaString, def_value: Float): Float in "Java" `{
                return recv.getFloatExtra(name, (float) def_value);
        `}
        fun int_array_extra(name: JavaString): Array[Int] import Array[Int],
          Array[Int].push in "Java" `{
                int[] java_array = recv.getIntArrayExtra(name);
                int nit_array = new_Array_of_Int();

                for(int i=0; i < java_array.length; ++i)
                        Array_of_Int_push(nit_array, java_array[i]);

                return nit_array;
        `}
        fun int_extra(name: JavaString, def_value: Int): Int in "Java" `{
                return recv.getIntExtra(name, (int)def_value);
        `}
        fun long_array_extra(name: JavaString): Array[Int] import Array[Int],
          Array[Int].push in "Java" `{
                long[] java_array = recv.getLongArrayExtra(name);
                int nit_array = new_Array_of_Int();

                for(int i=0; i < java_array.length; ++i)
                        Array_of_Int_push(nit_array, (int) java_array[i]);

                return nit_array;
        `}
        fun long_extra(name: JavaString, def_value: Int): Int in "Java" `{
                return (int) recv.getLongExtra(name, def_value);
        `}
        fun get_package: JavaString in "Java" `{ return recv.getPackage(); `}
        fun scheme: JavaString in "Java" `{ return recv.getScheme(); `}
        fun short_array_extra(name: JavaString): Array[Int] import Array[Int],
          Array[Int].push in "Java" `{
                short[] java_array = recv.getShortArrayExtra(name);
                int nit_array = new_Array_of_Int();

                for(int i=0; i < java_array.length; ++i)
                        Array_of_Int_push(nit_array, (int) java_array[i]);

                return nit_array;
        `}
        fun short_extra(name: JavaString, def_value: Int): Int in "Java" `{
                return recv.getShortExtra(name, (short) def_value);
        `}
        fun string_array_extra(name: JavaString): Array[String]
          import StringCopyArray, StringCopyArray.add, StringCopyArray.collection in "Java" `{
                String[] java_array = recv.getStringArrayExtra(name);
                int nit_array = new_StringCopyArray();

                for(int i=0; i < java_array.length; ++i)
                        StringCopyArray_add(nit_array, java_array[i]);

                return StringCopyArray_collection(nit_array);
        `}
        fun string_array_list_extra(name: JavaString): Array[String]
          import StringCopyArray, StringCopyArray.add, StringCopyArray.collection in "Java" `{
                ArrayList<String> java_array = recv.getStringArrayListExtra(name);
                int nit_array = new_StringCopyArray();

                for (String element: java_array)
                        StringCopyArray_add(nit_array, element);

                return StringCopyArray_collection(nit_array);
        `}
        fun string_extra(name: JavaString): JavaString in "Java" `{
                String return_value = recv.getStringExtra(name);
                if (return_value == null) return "";

                return return_value;
        `}
        fun get_type: JavaString in "Java" `{ return recv.getType(); `}
        fun has_category(category: JavaString): Bool in "Java" `{
                return recv.hasCategory(category);
        `}
        fun has_extra(extra: JavaString): Bool in "Java" `{ return recv.hasExtra(extra); `}
        fun has_file_descriptors: Bool in "Java" `{ return recv.hasFileDescriptors(); `}
        fun add_extra_double(name: JavaString, value: Float): NativeIntent in "Java" `{
                return recv.putExtra(name, value);
        `}
        fun add_extra_array_of_double(name: JavaString, value: Array[Float]): NativeIntent
          import Array[Float].length, Array[Float].[] in "Java" `{
                double[] java_array = new double[(int)Array_of_Float_length(value)];

                for (int i=0; i < java_array.length; ++i)
                        java_array[i] = Array_of_Float__index(value, i);

                return recv.putExtra(name, java_array);
        `}
        # FIXME: Java's `char` are encoded on 16-bits whereas Nit's are on 8-bits.
        fun add_extra_char(name: JavaString, value: Char): NativeIntent in "Java" `{
                return recv.putExtra(name, value);
        `}
        # FIXME: Java's `char` are encoded on 16-bits whereas Nit's are on 8-bits.
        fun add_extra_array_of_char(name: JavaString, value: Array[Char]): NativeIntent
          import Array[Char].length, Array[Char].[] in "Java" `{
                char[] java_array = new char[(int)Array_of_Char_length(value)];

                for (int i=0; i < java_array.length; ++i)
                        java_array[i] = Array_of_Char__index(value, i);

                return recv.putExtra(name, java_array);
        `}
        fun add_extra_char_sequence(name: JavaString, value: JavaString): NativeIntent
          in "Java" `{
                return recv.putExtra(name, value);
        `}
        fun add_extra_array_of_char_sequence(name: JavaString, value: Array[JavaString]):
          NativeIntent import Array[JavaString].length, Array[JavaString].[] in "Java" `{
                CharSequence[] java_array = new CharSequence[(int)Array_of_JavaString_length(value)];

                for (int i=0; i < java_array.length; ++i)
                        java_array[i] = Array_of_JavaString__index(value, i);

                return recv.putExtra(name, java_array);
        `}
        fun add_extra_bundle(name: JavaString, value: NativeBundle): NativeIntent
          in "Java" `{
                return recv.putExtra(name, value);
        `}
        fun add_extra_int(name: JavaString, value: Int): NativeIntent in "Java" `{
                return recv.putExtra(name, value);
        `}
        fun add_extra_array_of_int(name: JavaString, value: Array[Int]): NativeIntent
          import Array[Int].length, Array[Int].[] in "Java" `{
                int[] java_array = new int[(int)Array_of_Int_length(value)];

                for (int i=0; i < java_array.length; ++i)
                        java_array[i] = (int)Array_of_Int__index(value, i);

                return recv.putExtra(name, java_array);
        `}
        fun add_extra_array_list_of_int(name: JavaString, value: Array[Int]): NativeIntent
          import Array[Int].length, Array[Int].[] in "Java" `{
                int length = (int)Array_of_Int_length(value);
                ArrayList<Integer> java_array = new ArrayList<Integer>(length);

                for (int i=0; i < length; ++i)
                        java_array.add((int)Array_of_Int__index(value, i));

                return recv.putExtra(name, java_array);
        `}
        fun add_extra_byte(name: JavaString, value: Int): NativeIntent in "Java" `{
                return recv.putExtra(name, (byte) value);
        `}
        fun add_extra_array_of_byte(name: JavaString, value: Int): NativeIntent in "Java" `{
                return recv.putExtra(name, (byte) value);
        `}
        fun add_extra_long(name: JavaString, value: Int): NativeIntent in "Java" `{
                return recv.putExtra(name, value);
        `}
        fun add_extra_array_of_long(name: JavaString, value: Array[Int]): NativeIntent
          import Array[Int].length, Array[Int].[] in "Java" `{
                long[] java_array = new long[(int)Array_of_Int_length(value)];

                for (int i=0; i < java_array.length; ++i)
                        java_array[i] = Array_of_Int__index(value, i);

                return recv.putExtra(name, java_array);
        `}
        fun add_extra_float(name: JavaString, value: Float): NativeIntent in "Java" `{
                return recv.putExtra(name, value);
        `}
        fun add_extra_array_of_float(name: JavaString, value: Array[Float]): NativeIntent
          import Array[Float].length, Array[Float].[] in "Java" `{
                float[] java_array = new float[(int)Array_of_Float_length(value)];

                for (int i=0; i < java_array.length; ++i)
                        java_array[i] = (float) Array_of_Float__index(value, i);

                return recv.putExtra(name, java_array);
        `}
        fun add_extra_string(name: JavaString, value: JavaString): NativeIntent in "Java" `{
                return recv.putExtra(name, value);
        `}
        fun add_extra_array_of_string(name: JavaString, value: Array[JavaString]): NativeIntent
          import Array[JavaString].length, Array[JavaString].[] in "Java" `{
                String[] java_array = new String[(int)Array_of_JavaString_length(value)];

                for (int i=0; i < java_array.length; ++i)
                        java_array[i] = Array_of_JavaString__index(value, i);

                return recv.putExtra(name, java_array);
        `}
        fun add_extra_array_list_of_string(name: JavaString, value: Array[JavaString]): NativeIntent
          import Array[JavaString].length, Array[JavaString].[] in "Java" `{
                int length = (int)Array_of_JavaString_length(value);
                ArrayList<String> java_array = new ArrayList<String>(length);

                for (int i=0; i < length; ++i) {
                        java_array.add(Array_of_JavaString__index(value, i));
                }

                return recv.putExtra(name, java_array);
        `}
        fun add_extra_bool(name: JavaString, value: Bool): NativeIntent in "Java" `{
                return recv.putExtra(name, value);
        `}
        fun add_extra_array_of_bool(name: JavaString, value: Array[Bool]): NativeIntent
          import Array[Bool].length, Array[Bool].[] in "Java" `{
                boolean[] java_array = new boolean[(int)Array_of_Bool_length(value)];

                for (int i=0; i < java_array.length; ++i)
                        java_array[i] = Array_of_Bool__index(value, i);

                return recv.putExtra(name, java_array);
        `}
        fun add_extra_short(name: JavaString, value: Int): NativeIntent in "Java" `{
                return recv.putExtra(name, value);
        `}
        fun add_extra_array_of_short(name: JavaString, value: Array[Int]): NativeIntent
          import Array[Int].length, Array[Int].[] in "Java" `{
                short[] java_array = new short[(int)Array_of_Int_length(value)];

                for (int i=0; i < java_array.length; ++i)
                        java_array[i] = (short) Array_of_Int__index(value, i);

                return recv.putExtra(name, java_array);
        `}
        fun copy_extras(src: NativeIntent): NativeIntent in "Java" `{ return recv.putExtras(src); `}
        fun add_extras(src: NativeBundle): NativeIntent in "Java" `{ return recv.putExtras(src); `}
        fun remove_category(category: JavaString) in "Java" `{ recv.removeCategory(category); `}
        fun remove_extra(name: JavaString) in "Java" `{ recv.removeExtra(name); `}
        fun replace_extras(src: NativeIntent): NativeIntent in "Java" `{
                return recv.replaceExtras(src);
        `}
        fun resolve_activity(pm: NativePackageManager): NativeComponentName in "Java" `{
                return recv.resolveActivity(pm);
        `}
        fun resolve_type(context: NativeActivity): JavaString in "Java" `{
                return recv.resolveType(context);
        `}
        fun action=(action: JavaString): NativeIntent in "Java" `{ return recv.setAction(action); `}
        fun class_=(package_context: NativeActivity, class_name: JavaString): NativeIntent
          in "Java" `{
                Class<?> java_class = null;
                try {
                        java_class = Class.forName(class_name);
                } catch (Exception e) {
                        e.getStackTrace();
                }
                return recv.setClass(package_context, java_class);
        `}
        fun class_name=(package_context: NativeActivity, class_name: JavaString): NativeIntent
          in "Java" `{
                return recv.setClassName(package_context, class_name);
        `}
        fun set_class_name(package_name: JavaString, class_name: JavaString): NativeIntent
          in "Java" `{
                return recv.setClassName(package_name, class_name);
        `}
        fun data=(data_uri: JavaString): NativeIntent in "Java" `{
                return recv.setData(Uri.parse(data_uri));
        `}
        fun data_and_type=(data_uri: JavaString, type_: JavaString): NativeIntent in "Java" `{
                return recv.setDataAndType(Uri.parse(data_uri), type_);
        `}
        fun flags=(flags: Int): NativeIntent in "Java" `{ return recv.setFlags((int)flags); `}
        fun package_name=(package_name: JavaString): NativeIntent in "Java" `{
                return recv.setPackage(package_name);
        `}
        fun source_bounds=(left, top, right, bottom: Int) in "Java" `{
                recv.setSourceBounds(new Rect((int)left, (int)top, (int)right, (int)bottom));
        `}
        fun mime_type=(mime_type: JavaString): NativeIntent in "Java" `{
                return recv.setType(mime_type);
        `}
        fun to_native_s: JavaString in "Java" `{ return recv.toString(); `}
        fun to_uri(flags: Int): JavaString in "Java" `{ return recv.toUri((int)flags); `}

        # HACK for bug #845
        redef fun new_global_ref import sys, Sys.jni_env `{
                Sys sys = NativeIntent_sys(recv);
                JNIEnv *env = Sys_jni_env(sys);
                return (*env)->NewGlobalRef(env, recv);
        `}
end

extern class NativePackageManager in "Java" `{ android.content.pm.PackageManager `}
end

extern class NativeComponentName in "Java" `{ android.content.ComponentName `}
end

# Contains a set of actions that can be performed by the intent
# Designed to be used with the `intent_action` function
# Example : `intent_action.main`
#
# For further details on actions, refer to Android Intent documentation
class Action

        # Standard Activity Action
        fun main: JavaString in "Java" `{ return Intent.ACTION_MAIN; `}
        fun view: JavaString in "Java" `{ return Intent.ACTION_VIEW; `}
        fun attach_data: JavaString in "Java" `{ return Intent.ACTION_ATTACH_DATA; `}
        fun edit: JavaString in "Java" `{ return Intent.ACTION_EDIT; `}
        fun pick: JavaString in "Java" `{ return Intent.ACTION_PICK; `}
        fun chooser: JavaString in "Java" `{ return Intent.ACTION_CHOOSER; `}
        fun get_content: JavaString in "Java" `{ return Intent.ACTION_GET_CONTENT; `}
        fun dial: JavaString in "Java" `{ return Intent.ACTION_DIAL; `}
        fun call: JavaString in "Java" `{ return Intent.ACTION_CALL; `}
        fun send: JavaString in "Java" `{ return Intent.ACTION_SEND; `}
        fun sent_to: JavaString in "Java" `{ return Intent.ACTION_SENDTO; `}
        fun answer: JavaString in "Java" `{ return Intent.ACTION_ANSWER; `}
        fun insert: JavaString in "Java" `{ return Intent.ACTION_INSERT; `}
        fun delete: JavaString in "Java" `{ return Intent.ACTION_DELETE; `}
        fun run: JavaString in "Java" `{ return Intent.ACTION_RUN; `}
        fun sync: JavaString in "Java" `{ return Intent.ACTION_SYNC; `}
        fun pick_activity: JavaString in "Java" `{ return Intent.ACTION_PICK_ACTIVITY; `}
        fun search: JavaString in "Java" `{ return Intent.ACTION_SEARCH; `}
        fun web_search: JavaString in "Java" `{ return Intent.ACTION_WEB_SEARCH; `}
        fun factory_test: JavaString in "Java" `{ return Intent.ACTION_FACTORY_TEST; `}

        # Standard Broadcast Actions
        fun time_tick: JavaString in "Java" `{ return Intent.ACTION_TIME_TICK; `}
        fun time_changed: JavaString in "Java" `{ return Intent.ACTION_TIME_CHANGED; `}
        fun timezone_changed: JavaString in "Java" `{ return Intent.ACTION_TIMEZONE_CHANGED; `}
        fun boot_completed: JavaString in "Java" `{ return Intent.ACTION_BOOT_COMPLETED; `}
        fun package_added: JavaString in "Java" `{ return Intent.ACTION_PACKAGE_ADDED; `}
        fun package_changed: JavaString in "Java" `{ return Intent.ACTION_PACKAGE_CHANGED; `}
        fun package_removed: JavaString in "Java" `{ return Intent.ACTION_PACKAGE_REMOVED; `}
        fun package_restarted: JavaString in "Java" `{ return Intent.ACTION_PACKAGE_RESTARTED; `}
        fun package_data_cleared: JavaString in "Java" `{
                return Intent.ACTION_PACKAGE_DATA_CLEARED;
        `}
        fun uid_removed: JavaString in "Java" `{ return Intent.ACTION_UID_REMOVED; `}
        fun battery_changed: JavaString in "Java" `{ return Intent.ACTION_BATTERY_CHANGED; `}
        fun power_connected: JavaString in "Java" `{ return Intent.ACTION_POWER_CONNECTED; `}
        fun power_disconnected: JavaString in "Java" `{ return Intent.ACTION_POWER_DISCONNECTED; `}
        fun shutdown: JavaString in "Java" `{ return Intent.ACTION_SHUTDOWN; `}
end

# A category gives extra information about the action to execute
# Designed to be used with the `intent_category` function
# Example : `intent_category.home`
#
# For further details on categories, refer to Android Intent documentation
class Category
        fun alternative: JavaString in "Java" `{ return Intent.CATEGORY_ALTERNATIVE; `}
        fun car_dock: JavaString in "Java" `{ return Intent.CATEGORY_CAR_DOCK; `}
        fun car_mode: JavaString in "Java" `{ return Intent.CATEGORY_CAR_MODE; `}
        fun default: JavaString in "Java" `{ return Intent.CATEGORY_DEFAULT; `}
        fun desk_dock: JavaString in "Java" `{ return Intent.CATEGORY_DESK_DOCK; `}
        fun development_preference: JavaString in "Java" `{
                return Intent.CATEGORY_DEVELOPMENT_PREFERENCE;
        `}
        fun embed: JavaString in "Java" `{ return Intent.CATEGORY_EMBED; `}
        fun framework_instrumentation_test: JavaString in "Java" `{
                return Intent.CATEGORY_FRAMEWORK_INSTRUMENTATION_TEST;
        `}
        fun home: JavaString in "Java" `{ return Intent.CATEGORY_HOME; `}
        fun info: JavaString in "Java" `{ return Intent.CATEGORY_INFO; `}
        fun launcher: JavaString in "Java" `{ return Intent.CATEGORY_LAUNCHER; `}
        fun monkey: JavaString in "Java" `{ return Intent.CATEGORY_MONKEY; `}
        fun openable: JavaString in "Java" `{ return Intent.CATEGORY_OPENABLE; `}
        fun preference: JavaString in "Java" `{ return Intent.CATEGORY_PREFERENCE; `}
        fun sample_code: JavaString in "Java" `{ return Intent.CATEGORY_SAMPLE_CODE; `}
        fun selected_alternative: JavaString in "Java" `{
                return Intent.CATEGORY_SELECTED_ALTERNATIVE;
        `}
        fun tab: JavaString in "Java" `{ return Intent.CATEGORY_TAB; `}
        fun test: JavaString in "Java" `{ return Intent.CATEGORY_TEST; `}
        fun unit_test: JavaString in "Java" `{ return Intent.CATEGORY_UNIT_TEST; `}
end

# Used to add any additional information.
#
# For further details on extras, refer to Android Intent documentation
class Extra
        fun alarm_count: JavaString in "Java" `{ return Intent.EXTRA_ALARM_COUNT; `}
        fun bcc: JavaString in "Java" `{ return Intent.EXTRA_BCC; `}
        fun cc: JavaString in "Java" `{ return Intent.EXTRA_CC; `}
        fun changed_component_name: JavaString in "Java" `{
                return Intent.EXTRA_CHANGED_COMPONENT_NAME;
        `}
        fun changed_component_name_list: JavaString in "Java" `{
                return Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST;
        `}
        fun changed_package_list: JavaString in "Java" `{
                return Intent.EXTRA_CHANGED_PACKAGE_LIST;
        `}
        fun changed_uid_list: JavaString in "Java" `{ return Intent.EXTRA_CHANGED_UID_LIST; `}
        fun data_removed: JavaString in "Java" `{ return Intent.EXTRA_DATA_REMOVED; `}
        fun dock_state: JavaString in "Java" `{ return Intent.EXTRA_DOCK_STATE; `}
        fun dock_state_car: Int in "Java" `{ return Intent.EXTRA_DOCK_STATE_CAR; `}
        fun dock_state_desk: Int in "Java" `{ return Intent.EXTRA_DOCK_STATE_DESK; `}
        fun dock_state_undocked: Int in "Java" `{ return Intent.EXTRA_DOCK_STATE_UNDOCKED; `}
        fun dont_kill_app: JavaString in "Java" `{ return Intent.EXTRA_DONT_KILL_APP; `}
        fun email: JavaString in "Java" `{ return Intent.EXTRA_EMAIL; `}
        fun initial_intents: JavaString in "Java" `{ return Intent.EXTRA_INITIAL_INTENTS; `}
        fun intent: JavaString in "Java" `{ return Intent.EXTRA_INTENT; `}
        fun key_event: JavaString in "Java" `{ return Intent.EXTRA_KEY_EVENT; `}
        fun phone_number: JavaString in "Java" `{ return Intent.EXTRA_PHONE_NUMBER; `}
        fun remote_intent_token: JavaString in "Java" `{
                return Intent.EXTRA_REMOTE_INTENT_TOKEN;
        `}
        fun replacing: JavaString in "Java" `{ return Intent.EXTRA_REPLACING; `}
        fun shortcut_icon: JavaString in "Java" `{ return Intent.EXTRA_SHORTCUT_ICON; `}
        fun shortcut_icon_resource: JavaString in "Java" `{
                return Intent.EXTRA_SHORTCUT_ICON_RESOURCE;
        `}
        fun shortcut_intent: JavaString in "Java" `{ return Intent.EXTRA_SHORTCUT_INTENT; `}
        fun stream: JavaString in "Java" `{ return Intent.EXTRA_STREAM; `}
        fun subject: JavaString in "Java" `{ return Intent.EXTRA_SUBJECT; `}
        fun template: JavaString in "Java" `{ return Intent.EXTRA_TEMPLATE; `}
        fun text: JavaString in "Java" `{ return Intent.EXTRA_TEXT; `}
        fun title: JavaString in "Java" `{ return Intent.EXTRA_TITLE; `}
        fun uid: JavaString in "Java" `{ return Intent.EXTRA_UID; `}
end

# A Flag controls how to handle the Intent
# Designed to be used with the `intent_flag` function
# Example : `intent_flag.activity_brought_to_front`
#
# For further details on flags, refer to Android Intent documentation
class Flag
        fun activity_brought_to_front: Int in "Java" `{
                return Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT;
        `}
        fun activity_clear_top: Int in "Java" `{
                return Intent.FLAG_ACTIVITY_CLEAR_TOP;
        `}
        fun activity_clear_when_task_reset: Int in "Java" `{
                return Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET;
        `}
        fun activity_exclude_from_recents: Int in "Java" `{
                return Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS;
        `}
        fun activity_forward_result: Int in "Java" `{
                return Intent.FLAG_ACTIVITY_FORWARD_RESULT;
        `}
        fun activity_launched_from_history: Int in "Java" `{
                return Intent.FLAG_ACTIVITY_LAUNCHED_FROM_HISTORY;
        `}
        fun activity_multiple_task: Int in "Java" `{
                return Intent.FLAG_ACTIVITY_MULTIPLE_TASK;
        `}
        fun activity_new_task: Int in "Java" `{
                return Intent.FLAG_ACTIVITY_NEW_TASK;
        `}
        fun activity_no_animation: Int in "Java" `{
                return Intent.FLAG_ACTIVITY_NO_ANIMATION;
        `}
        fun activity_no_history: Int in "Java" `{
                return Intent.FLAG_ACTIVITY_NO_HISTORY;
        `}
        fun activity_no_user_action: Int in "Java" `{
                return Intent.FLAG_ACTIVITY_NO_USER_ACTION;
        `}
        fun activity_previous_is_top: Int in "Java" `{
                return Intent.FLAG_ACTIVITY_PREVIOUS_IS_TOP;
        `}
        fun activity_reorder_to_front: Int in "Java" `{
                return Intent.FLAG_ACTIVITY_REORDER_TO_FRONT;
        `}
        fun activity_reset_task_if_needed: Int in "Java" `{
                return Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED;
        `}
        fun activity_single_top: Int in "Java" `{
                return Intent.FLAG_ACTIVITY_SINGLE_TOP;
        `}
        fun debug_log_resolution: Int in "Java" `{
                return Intent.FLAG_DEBUG_LOG_RESOLUTION;
        `}
        fun from_background: Int in "Java" `{
                return Intent.FLAG_FROM_BACKGROUND;
        `}
        fun grant_read_uri_permission: Int in "Java" `{
                return Intent.FLAG_GRANT_READ_URI_PERMISSION;
        `}
        fun grant_write_uri_permission: Int in "Java" `{
                return Intent.FLAG_GRANT_WRITE_URI_PERMISSION;
        `}
        fun receiver_registered_only: Int in "Java" `{
                return Intent.FLAG_RECEIVER_REGISTERED_ONLY;
        `}
        fun receiver_replace_pending: Int in "Java" `{
                return Intent.FLAG_RECEIVER_REPLACE_PENDING;
        `}
end

# Services allowing to launch an activity and start/stop services
class Intent
        protected var intent: NativeIntent
        protected var context: NativeActivity

        init (app: App)
        do
                self.context = app.native_activity
                setup
        end

        private fun set_vars(intent: NativeIntent) do
                self.intent = intent.new_global_ref
        end

        private fun setup import context, intent, set_vars in "Java" `{
                Intent intent = new Intent();
                Intent_set_vars(recv, intent);
        `}

        # The general action to be performed
        #
        # Example :
        # ~~~
        # intent.action = intent_action.view.to_s
        # ~~~
        fun action=(action: String)
        do
                sys.jni_env.push_local_frame(1)
                intent.action = action.to_java_string
                sys.jni_env.pop_local_frame
        end

        # Returns the action to be performed or `null` if none
        fun action: nullable String do
                var result = intent.action.to_s
                if result == "" then return null
                return result
        end

        # Add category to the intent
        # Only activities providing all of the requested categories will be used
        #
        # Example :
        # ~~~
        # intent.add_category(intent_category.home.to_s)
        # ~~~
        # Returns `self` allowing fluent programming
        fun add_category(category: String): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_category(category.to_java_string)
                sys.jni_env.pop_local_frame
                return self
        end

        # Returns all the intent categories or `null` if none
        fun categories: nullable HashSet[String]
        do
                var string_set = intent.categories
                if string_set.is_empty then return null

                return string_set
        end

        # Sets the data uri the intent is working on
        # Automatically clears the type field set using `mime_type=` method as it
        # uses the data uri to determine the MIME type
        # Note: The Uri string has to comply with RFC 2396
        fun data=(data_uri: String)
        do
                sys.jni_env.push_local_frame(1)
                intent.data = data_uri.to_java_string
                sys.jni_env.pop_local_frame
        end

        # Returns the data Uri the data is operating on or `null` if none
        fun data: nullable String
        do
                var result = intent.data.to_s
                if result == "" then return null
                return result
        end

        # Sets an explicit MIME data type to be handled by the intent, for example
        # the return data type
        # Automatically clears the data type field set using `data=` method
        fun mime_type=(mime_type: String)
        do
                sys.jni_env.push_local_frame(1)
                intent.mime_type = mime_type.to_java_string
                sys.jni_env.pop_local_frame
        end

        # Add a flag to be used by the intent
        #
        # Example :
        # ~~~
        # intent.add_flags(intent_flag.activity_new_task)
        # ~~~
        # Returns `self` allowing fluent programming
        fun add_flags(flags: Int): Intent
        do
                intent.add_flags(flags)
                return self
        end

        # Returns an `Int` representing all the intent flags
        fun flags: Int do return intent.flags

        # Returns the package name the intent resolution is limited to
        # Returns `null` if not defined
        fun package_name: nullable String do
                var result = intent.get_package.to_s
                if result == "" then return null
                return result
        end

        # Returns the set MIME and `null` if none
        fun type_name: nullable String do
                var result = intent.get_type.to_s
                if result == "" then return null
                return result
        end

        # Returns `true` if the intent contains the given category
        fun has_category(category: String): Bool
        do
                sys.jni_env.push_local_frame(1)
                var return_value = intent.has_category(category.to_java_string)
                sys.jni_env.pop_local_frame
                return return_value
        end

        # Returns `true` if the intent contains the given extra
        fun has_extra(extra: String): Bool
        do
                sys.jni_env.push_local_frame(1)
                var return_value = intent.has_extra(extra.to_java_string)
                sys.jni_env.pop_local_frame
                return return_value
        end

        # Removes the given category
        # Returns `self` allowing fluent programming
        fun remove_category(category: String): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.remove_category(category.to_java_string)
                sys.jni_env.pop_local_frame
                return self
        end

        # Removes the given extra
        # Returns `self` allowing fluent programming
        fun remove_extra(name: String): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.remove_extra(name.to_java_string)
                sys.jni_env.pop_local_frame
                return self
        end

        # Retrieves the `Array[Bool]` extra stored as Java `boolean[]` with the
        # corresponding name
        fun extra_bool_array(name: String): Array[Bool]
        do
                sys.jni_env.push_local_frame(1)
                var nit_array = intent.boolean_array_extra(name.to_java_string)
                sys.jni_env.pop_local_frame
                return nit_array
        end

        # Retrieves the `Bool` extra stored with the corresponding name
        fun extra_bool(name: String, def_value: Bool): Bool
        do
                sys.jni_env.push_local_frame(1)
                var nit_bool = intent.boolean_extra(name.to_java_string, def_value)
                sys.jni_env.pop_local_frame
                return nit_bool
        end

        # Retrieves the `Array[Int]` extra stored as Java `byte[]` with the
        # corresponding name
        fun extra_byte_array(name: String): Array[Int]
        do
                sys.jni_env.push_local_frame(1)
                var nit_array = intent.byte_array_extra(name.to_java_string)
                sys.jni_env.pop_local_frame
                return nit_array
        end

        # Retrieves the `Int` extra stored as Java `byte` with the corresponding name
        fun extra_byte(name: String, def_value: Int): Int
        do
                sys.jni_env.push_local_frame(1)
                var nit_int = intent.byte_extra(name.to_java_string, def_value)
                sys.jni_env.pop_local_frame
                return nit_int
        end

        # Retrieves the `Array[Char]` extra stored as Java `char[]` with the
        # corresponding name
        # FIXME: Java's `char` are encoded on 16-bits whereas Nit's are on 8-bits.
        fun extra_char_array(name: String): Array[Char]
        do
                sys.jni_env.push_local_frame(1)
                var nit_array = intent.char_array_extra(name.to_java_string)
                sys.jni_env.pop_local_frame
                return nit_array
        end

        # Retrieves the `Char` extra stored as Java `char` with the
        # corresponding name
        # FIXME: Java's `char` are encoded on 16-bits whereas Nit's are on 8-bits.
        fun extra_char(name: String, def_value: Char): Char
        do
                sys.jni_env.push_local_frame(1)
                var nit_char = intent.char_extra(name.to_java_string, def_value)
                sys.jni_env.pop_local_frame
                return nit_char
        end

        # Retrieves the `String` extra stored as Java `CharSequence` with the
        # corresponding name
        fun extra_char_sequence(name: String, def_value: String ): String
        do
                sys.jni_env.push_local_frame(1)
                var nit_charseq =
                        intent.char_sequence_extra(name.to_java_string).to_s
                sys.jni_env.pop_local_frame
                return nit_charseq
        end

        # Retrieves the `Array[String]` extra stored as Java `ArrayList<CharSequence>`
        # with the corresponding name
        fun extra_char_sequence_array_list_extra(name: String): Array[String]
        do
                sys.jni_env.push_local_frame(1)
                var string_array = intent.char_sequence_array_list_extra(name.to_java_string)
                sys.jni_env.pop_local_frame
                return string_array
        end

        # Retrieves the `Array[String]` extra stored as Java `CharSequence[]`
        # with the corresponding name
        fun extra_char_sequence_array(name: String): Array[String]
        do
                sys.jni_env.push_local_frame(1)
                var string_array = intent.char_sequence_array_list_extra(name.to_java_string)
                sys.jni_env.pop_local_frame
                return string_array
        end

        # Retrieves the `Array[Float]` extra stored as Java `double[]` with the
        # corresponding name
        fun extra_double_array(name: String): Array[Float]
        do
                sys.jni_env.push_local_frame(1)
                var nit_array = intent.double_array_extra(name.to_java_string)
                sys.jni_env.pop_local_frame
                return nit_array
        end

        # Retrieves the `Float` extra stored as Java `double` with the corresponding
        # name
        fun extra_double(name: String, def_value: Float): Float
        do
                sys.jni_env.push_local_frame(1)
                var nit_float = intent.double_extra(name.to_java_string, def_value)
                sys.jni_env.pop_local_frame
                return nit_float
        end

        # Retrieves the `Array[Float]` extra stored as Java `float[]` with the
        # corresponding name
        fun extra_float_array(name: String): Array[Float]
        do
                sys.jni_env.push_local_frame(1)
                var nit_array = intent.float_array_extra(name.to_java_string)
                sys.jni_env.pop_local_frame
                return nit_array
        end

        # Retrieves the `Float` extra stored as Java `float` with the corresponding
        # name
        fun extra_float(name: String, def_value: Float): Float
        do
                sys.jni_env.push_local_frame(1)
                var nit_float = intent.float_extra(name.to_java_string, def_value)
                sys.jni_env.pop_local_frame
                return nit_float
        end

        # Retrieves the `Array[Int]` extra stored as Java `int[]` with the
        # corresponding name
        fun extra_int_array(name: String): Array[Int]
        do
                sys.jni_env.push_local_frame(1)
                var nit_array = intent.int_array_extra(name.to_java_string)
                sys.jni_env.pop_local_frame
                return nit_array
        end

        # Retrieves the `Int` extra stored as Java `int` with the corresponding
        # name
        fun extra_int(name: String, def_value: Int): Int
        do
                sys.jni_env.push_local_frame(1)
                var nit_int = intent.int_extra(name.to_java_string, def_value)
                sys.jni_env.pop_local_frame
                return nit_int
        end

        # Retrieves the `Array[Int]` extra stored as Java `long[]` with the
        # corresponding name
        fun extra_long_array(name: String): Array[Int]
        do
                sys.jni_env.push_local_frame(1)
                var nit_array = intent.long_array_extra(name.to_java_string)
                sys.jni_env.pop_local_frame
                return nit_array
        end

        # Retrieves the `Int` extra stored as Java `long` with the corresponding
        # name
        fun extra_long(name: String, def_value: Int): Int
        do
                sys.jni_env.push_local_frame(1)
                var nit_int = intent.long_extra(name.to_java_string, def_value)
                sys.jni_env.pop_local_frame
                return nit_int
        end

        # Retrieves the `Array[Int]` extra stored as Java `short[]` with the
        # corresponding name
        fun extra_short_array(name: String): Array[Int]
        do
                sys.jni_env.push_local_frame(1)
                var nit_array = intent.short_array_extra(name.to_java_string)
                sys.jni_env.pop_local_frame
                return nit_array
        end

        # Retrieves the `Int` extra stored as Java `short` with the corresponding
        # name
        fun extra_short(name: String, def_value: Int): Int
        do
                sys.jni_env.push_local_frame(1)
                var nit_int = intent.short_extra(name.to_java_string, def_value)
                sys.jni_env.pop_local_frame
                return nit_int
        end

        # Retrieves the `Array[String]` extra stored as Java `String[]` with the
        # corresponding name
        fun extra_string_array(name: String): Array[String]
        do
                sys.jni_env.push_local_frame(1)
                var string_array = intent.string_array_extra(name.to_java_string)
                sys.jni_env.pop_local_frame
                return string_array
        end

        # Retrieves the `Array[String]` extra stored as Java `ArrayList<String>`
        # with the corresponding name
        fun extra_string_array_list(name: String): Array[String]
        do
                sys.jni_env.push_local_frame(1)
                var string_array = intent.string_array_list_extra(name.to_java_string)
                sys.jni_env.pop_local_frame
                return string_array
        end

        # Retrieves the `String` extra stored as Java `String` with the corresponding
        # name
        fun extra_string(name: String): String
        do
                sys.jni_env.push_local_frame(1)
                var nit_java_string = intent.string_extra(name.to_java_string).to_s
                sys.jni_env.pop_local_frame
                return nit_java_string
        end

        # Adds extra data corresponding to `double` java type
        # Returns `self` allowing fluent programming
        fun add_extra_double(name: String, value: Float): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_double(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `double[]` java type
        # Returns `self` allowing fluent programming
        fun add_extra_array_of_double(name: String, value: Array[Float]): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_array_of_double(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `char` java type
        # Returns `self` allowing fluent programming
        # FIXME: Java's `char` are encoded on 16-bits whereas Nit's are on 8-bits.
        fun add_extra_char(name: String, value: Char): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_char(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `char[]` java type
        # Returns `self` allowing fluent programming
        # FIXME: Java's `char` are encoded on 16-bits whereas Nit's are on 8-bits.
        fun add_extra_array_of_char(name: String, value: Array[Char]): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_array_of_char(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `CharSequence` java type
        # Returns `self` allowing fluent programming
        fun add_extra_char_sequence(name: String, value: String): Intent
        do
                sys.jni_env.push_local_frame(2)
                intent.add_extra_char_sequence(name.to_java_string, value.to_java_string)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `CharSequence[]` java type
        # Returns `self` allowing fluent programming
        fun add_extra_array_of_char_sequence(name: String, value: Array[String]): Intent
        do
                sys.jni_env.push_local_frame(value.length + 1)
                var java_string_array = new Array[JavaString]
                for element in value do
                        java_string_array.push(element.to_java_string)
                end
                intent.add_extra_array_of_char_sequence(name.to_java_string, java_string_array)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `bundle` java type
        # Returns `self` allowing fluent programming
        fun add_extra_bundle(name: String, value: NativeBundle): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_bundle(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `int` java type
        # Returns `self` allowing fluent programming
        # *Be aware of possible integer overflow as Nit `Int` corresponds to*
        # *java `long` and the expected value is a java `int`*
        # Consider using add_extra_long instead
        fun add_extra_int(name: String, value: Int): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_int(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `int[]` java type
        # Returns `self` allowing fluent programming
        # *Be aware of possible integer overflow as Nit `Int` corresponds to*
        # *java `long` and the expected value is a java `int[]`*
        # Consider using add_extra_array_of_long instead
        fun add_extra_array_of_int(name: String, value: Array[Int]): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_array_of_int(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `ArrayList<Integer>` java type
        # Returns `self` allowing fluent programming
        # *Be aware of possible integer overflow as Nit `Int` corresponds to*
        # *java `long` and the expected value is a java `ArrayList<Integer>`*
        # Consider using add_extra_array_of_long instead
        fun add_extra_array_list_of_int(name: String, value: Array[Int]): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_array_list_of_int(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `byte` java type
        # Returns `self` allowing fluent programming
        # *Be aware of possible integer overflow as Nit `Int` corresponds to*
        # *java `long` and the expected value is a java `byte`*
        # Consider using add_extra_array_of_long instead
        fun add_extra_byte(name: String, value: Int): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_byte(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `byte[]` java type
        # Returns `self` allowing fluent programming
        # *Be aware of possible integer overflow as Nit `Int` corresponds to*
        # *java `long` and the expected value is a java `byte[]`*
        # Consider using add_extra_array_of_long instead
        fun add_extra_array_of_byte(name: String, value: Int): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_array_of_byte(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `long` java type
        # Returns `self` allowing fluent programming
        fun add_extra_long(name: String, value: Int): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_long(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `long[]` java type
        # Returns `self` allowing fluent programming
        fun add_extra_array_of_long(name: String, value: Array[Int]): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_array_of_long(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `float` java type
        # Returns `self` allowing fluent programming
        # *Be aware of possible loss of precision as Nit `Float` corresponds to*
        # *java `double` and the expected value is a java `float`*
        # Consider using add_extra_double
        fun add_extra_float(name: String, value: Float): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_float(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `float[]` java type
        # Returns `self` allowing fluent programming
        # *Be aware of possible loss of precision as Nit `Float` corresponds to*
        # *java `double` and the expected value is a java `float[]`*
        # Consider using add_extra_array_of_double
        fun add_extra_array_of_float(name: String, value: Array[Float]): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_array_of_float(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `String` java type
        # Returns `self` allowing fluent programming
        fun add_extra_string(name: String, value: String): Intent
        do
                sys.jni_env.push_local_frame(2)
                intent.add_extra_string(name.to_java_string, value.to_java_string)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `String[]` java type
        # Returns `self` allowing fluent programming
        fun add_extra_array_of_string(name: String, value: Array[String]): Intent
        do
                sys.jni_env.push_local_frame(value.length + 1)
                var java_string_array = new Array[JavaString]
                for element in value do
                        java_string_array.push(element.to_java_string)
                end
                intent.add_extra_array_of_string(name.to_java_string, java_string_array)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `ArrayList<String>` java type
        # Returns `self` allowing fluent programming
        fun add_extra_array_list_of_string(name: String, value: Array[String]): Intent
        do
                sys.jni_env.push_local_frame(value.length + 1)
                var java_string_array = new Array[JavaString]
                for element in value do
                        java_string_array.push(element.to_java_string)
                end

                intent.add_extra_array_list_of_string(name.to_java_string, java_string_array)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `boolean` java type
        # Returns `self` allowing fluent programming
        fun add_extra_bool(name: String, value: Bool): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_bool(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `boolean[]` java type
        # Returns `self` allowing fluent programming
        fun add_extra_array_of_bool(name: String, value: Array[Bool]): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_array_of_bool(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `short` java type
        # Returns `self` allowing fluent programming
        # *Be aware of possible integer overflow as Nit `Int` corresponds to*
        # *java `long` and the expected value is a java `short`*
        # Consider using add_extra_long instead
        fun add_extra_short(name: String, value: Int): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_short(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Adds extra data corresponding to `short[]` java type
        # Returns `self` allowing fluent programming
        # *Be aware of possible integer overflow as Nit `Int` corresponds to*
        # *java `long` and the expected value is a java `short[]`*
        # Consider using add_extra_array_of_long instead
        fun add_extra_array_of_short(name: String, value: Array[Int]): Intent
        do
                sys.jni_env.push_local_frame(1)
                intent.add_extra_array_of_short(name.to_java_string, value)
                sys.jni_env.pop_local_frame
                return self
        end

        # Store `value` as a serialized Json string
        # java method according to value type
        # Returns `self` allowing fluent programming
        fun []=(name: String, value: nullable Serializable): Intent
        do
                var serialized_string = new StringOStream
                var serializer = new JsonSerializer(serialized_string)
                serializer.serialize(value)

                add_extra_string(name, serialized_string.to_s)
                return self
        end

        # Retrieve an `Object` stored via `[]=` function
        fun [](name: String): nullable Object
        do
                var serialized_string = self.extra_string(name)
                if serialized_string == "" then return null

                var deserializer = new JsonDeserializer(serialized_string)
                return deserializer.deserialize
        end

        # Specify the class to be launched by the intent
        fun set_class_name(package_name: String, class_name: String): Intent
        do
                sys.jni_env.push_local_frame(2)
                intent.set_class_name(package_name.to_java_string, class_name.to_java_string)
                sys.jni_env.pop_local_frame
                return self
        end
        # Execute the intent and launch the appropriate application
        fun launch_activity do context.start_activity(intent)

        # Start a service that will be running until the `stop_service` call
        fun start_service do context.start_service(intent)

        # Stop service
        fun stop_service do context.stop_service(intent)

        # Deletes intent global reference
        fun destroy do self.intent.delete_global_ref

        # Returns a human readable representation of the intent
        redef fun to_s do return intent.to_native_s.to_s
end

redef extern class NativeActivity
        fun start_activity(intent: NativeIntent) in "Java" `{ recv.startActivity(intent); `}
        fun start_service(intent: NativeIntent) in "Java" `{ recv.startService(intent); `}
        fun stop_service(intent: NativeIntent) in "Java" `{ recv.stopService(intent); `}
end

# Allows user to get values with enum-like syntax : `intent_action.main`
protected fun intent_action: Action do return once new Action
# Allows user to get values with enum-like syntax : `intent_category.home`
protected fun intent_category: Category do return once new Category
# Allows user to get values with enum-like syntax : `intent_flag.activity_brought_to_front`
protected fun intent_flag: Flag do return once new Flag

private class StringCopyArray
        var collection = new Array[String]
        fun add(element: JavaString) do collection.add element.to_s
end

private class StringCopyHashSet
        var collection = new HashSet[String]
        fun add(element: JavaString) do collection.add element.to_s
end