/*
* Copyright © 2019 Damyan Ivanov.
* This file is part of Mobile-Ledger.
* Mobile-Ledger is free software: you can distribute it and/or modify it
* under the term of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your opinion), any later version.
*
* Mobile-Ledger is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License terms for details.
*
* You should have received a copy of the GNU General Public License
* along with Mobile-Ledger. If not, see .
*/
package net.ktnx.mobileledger.utils;
import android.os.Build;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.annotation.RequiresApi;
import java.util.Collection;
import java.util.Comparator;
import java.util.Iterator;
import java.util.List;
import java.util.ListIterator;
import java.util.Observable;
import java.util.Spliterator;
import java.util.function.Consumer;
import java.util.function.Predicate;
import java.util.function.UnaryOperator;
import java.util.stream.Stream;
public class ObservableList extends Observable {
private List list;
public ObservableList(List list) {
this.list = list;
}
private void forceNotify() {
setChanged();
notifyObservers();
}
private void forceNotify(Object arg) {
setChanged();
notifyObservers(arg);
}
public int size() {
return list.size();
}
public boolean isEmpty() {
return list.isEmpty();
}
public boolean contains(@Nullable Object o) {
return list.contains(o);
}
public Iterator iterator() {
return list.iterator();
}
public Object[] toArray() {
return list.toArray();
}
public T1[] toArray(@Nullable T1[] a) {
return list.toArray(a);
}
public boolean add(T t) {
boolean result = list.add(t);
if (result) forceNotify();
return result;
}
public boolean remove(@Nullable Object o) {
boolean result = list.remove(o);
if (result) forceNotify();
return result;
}
public boolean containsAll(@NonNull Collection> c) {
return list.containsAll(c);
}
public boolean addAll(@NonNull Collection extends T> c) {
boolean result = list.addAll(c);
if (result) forceNotify();
return result;
}
public boolean addAll(int index, @NonNull Collection extends T> c) {
boolean result = list.addAll(index, c);
if (result) forceNotify();
return result;
}
public boolean removeAll(@NonNull Collection> c) {
boolean result = list.removeAll(c);
if (result) forceNotify();
return result;
}
public boolean retainAll(@NonNull Collection> c) {
boolean result = list.retainAll(c);
if (result) forceNotify();
return result;
}
@RequiresApi(api = Build.VERSION_CODES.N)
public void replaceAll(@NonNull UnaryOperator operator) {
list.replaceAll(operator);
forceNotify();
}
@RequiresApi(api = Build.VERSION_CODES.N)
public void sort(@Nullable Comparator super T> c) {
list.sort(c);
forceNotify();
}
public void clear() {
boolean wasEmpty = list.isEmpty();
list.clear();
if (!wasEmpty) forceNotify();
}
public T get(int index) {
return list.get(index);
}
public T set(int index, T element) {
T result = list.set(index, element);
forceNotify();
return result;
}
public void add(int index, T element) {
list.add(index, element);
forceNotify();
}
public T remove(int index) {
T result = list.remove(index);
forceNotify();
return result;
}
public int indexOf(@Nullable Object o) {
return list.indexOf(o);
}
public int lastIndexOf(@Nullable Object o) {
return list.lastIndexOf(o);
}
public ListIterator listIterator() {
return list.listIterator();
}
public ListIterator listIterator(int index) {
return list.listIterator(index);
}
public List subList(int fromIndex, int toIndex) {
return list.subList(fromIndex, toIndex);
}
@RequiresApi(api = Build.VERSION_CODES.N)
public Spliterator spliterator() {
return list.spliterator();
}
@RequiresApi(api = Build.VERSION_CODES.N)
public boolean removeIf(Predicate super T> filter) {
boolean result = list.removeIf(filter);
if (result) forceNotify();
return result;
}
@RequiresApi(api = Build.VERSION_CODES.N)
public Stream stream() {
return list.stream();
}
@RequiresApi(api = Build.VERSION_CODES.N)
public Stream parallelStream() {
return list.parallelStream();
}
@RequiresApi(api = Build.VERSION_CODES.N)
public void forEach(Consumer super T> action) {
list.forEach(action);
}
public void setList(List aList) {
list = aList;
forceNotify();
}
public List getList() {
return list;
}
}