mirror of https://github.com/iSoron/uhabits.git
parent
e80292e75d
commit
373f21e247
@ -1,94 +0,0 @@
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/*
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* Copyright (C) 2016 Álinson Santos Xavier <isoron@gmail.com>
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*
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* This file is part of Loop Habit Tracker.
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*
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* Loop Habit Tracker is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* Loop Habit Tracker is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.isoron.uhabits.core.commands;
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import androidx.annotation.*;
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import org.isoron.uhabits.core.*;
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import org.isoron.uhabits.core.tasks.*;
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import java.util.*;
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import javax.inject.*;
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/**
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* A CommandRunner executes and undoes commands.
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* <p>
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* CommandRunners also allows objects to subscribe to it, and receive events
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* whenever a command is performed.
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*/
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@AppScope
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public class CommandRunner
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{
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private final TaskRunner taskRunner;
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private final LinkedList<Listener> listeners;
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@Inject
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public CommandRunner(@NonNull TaskRunner taskRunner)
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{
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this.taskRunner = taskRunner;
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listeners = new LinkedList<>();
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}
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public void addListener(Listener l)
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{
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listeners.add(l);
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}
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public void execute(final Command command, final Long refreshKey)
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{
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taskRunner.execute(new Task()
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{
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@Override
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public void doInBackground()
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{
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command.execute();
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}
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@Override
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public void onPostExecute()
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{
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notifyListeners(command, refreshKey);
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}
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});
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}
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public void notifyListeners(Command command, Long refreshKey)
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{
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for (Listener l : listeners)
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l.onCommandExecuted(command, refreshKey);
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}
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public void removeListener(Listener l)
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{
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listeners.remove(l);
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}
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/**
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* Interface implemented by objects that want to receive an event whenever a
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* command is executed.
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*/
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public interface Listener
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{
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void onCommandExecuted(@Nullable Command command,
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@Nullable Long refreshKey);
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}
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}
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@ -0,0 +1,59 @@
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/*
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* Copyright (C) 2016 Álinson Santos Xavier <isoron@gmail.com>
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*
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* This file is part of Loop Habit Tracker.
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*
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* Loop Habit Tracker is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* Loop Habit Tracker is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.isoron.uhabits.core.commands
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import org.isoron.uhabits.core.*
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import org.isoron.uhabits.core.tasks.*
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import java.util.*
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import javax.inject.Inject
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@AppScope
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open class CommandRunner
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@Inject constructor(
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private val taskRunner: TaskRunner,
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) {
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private val listeners: LinkedList<Listener> = LinkedList()
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open fun run(command: Command) {
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taskRunner.execute(object : Task {
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override fun doInBackground() {
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command.execute()
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}
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override fun onPostExecute() {
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notifyListeners(command)
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}
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})
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}
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fun addListener(l: Listener) {
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listeners.add(l)
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}
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fun notifyListeners(command: Command) {
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for (l in listeners) l.onCommandFinished(command)
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}
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fun removeListener(l: Listener) {
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listeners.remove(l)
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}
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interface Listener {
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fun onCommandFinished(command: Command)
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}
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}
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