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Spring extension for Binis Code Generation
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package net.binis.codegen.spring.collection;

/*-
 * #%L
 * code-generator-spring
 * %%
 * Copyright (C) 2021 - 2024 Binis Belev
 * %%
 * 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.
 * #L%
 */

import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import java.util.ListIterator;
import java.util.function.UnaryOperator;

public class ObservableList implements List {

    private final List list;
    private final UnaryOperator onValueAdd;

    public ObservableList(List list, UnaryOperator onValueAdd) {
        this.list = list;
        this.onValueAdd = onValueAdd;
    }

    @Override
    public int size() {
        return list.size();
    }

    @Override
    public boolean isEmpty() {
        return list.isEmpty();
    }

    @Override
    public boolean contains(Object o) {
        return list.contains(o);
    }

    @Override
    public Iterator iterator() {
        return list.iterator();
    }

    @Override
    public Object[] toArray() {
        return list.toArray();
    }

    @Override
    public boolean add(T o) {
        return list.add(onValueAdd.apply(o));
    }

    @Override
    public boolean remove(Object o) {
        return list.remove(o);
    }

    @SuppressWarnings("unchecked")
    @Override
    public boolean addAll(Collection c) {
        return list.addAll(c);
    }

    @SuppressWarnings("unchecked")
    @Override
    public boolean addAll(int index, Collection c) {
        return list.addAll(index, c);
    }

    @Override
    public void clear() {
        list.clear();
    }

    @Override
    public T get(int index) {
        return list.get(index);
    }

    @Override
    public T set(int index, T element) {
        return list.set(index, onValueAdd.apply(element));
    }

    @Override
    public void add(int index, T element) {
        list.add(index, onValueAdd.apply(element));
    }

    @Override
    public T remove(int index) {
        return list.remove(index);
    }

    @Override
    public int indexOf(Object o) {
        return list.indexOf(o);
    }

    @Override
    public int lastIndexOf(Object o) {
        return list.lastIndexOf(o);
    }

    @Override
    public ListIterator listIterator() {
        return list.listIterator();
    }

    @Override
    public ListIterator listIterator(int index) {
        return list.listIterator(index);
    }

    @Override
    public List subList(int fromIndex, int toIndex) {
        return list.subList(fromIndex, toIndex);
    }

    @Override
    public boolean retainAll(Collection c) {
        return list.retainAll(c);
    }

    @Override
    public boolean removeAll(Collection c) {
        return list.removeAll(c);
    }

    @Override
    public boolean containsAll(Collection c) {
        return list.containsAll(c);
    }

    @Override
    public  V[] toArray(V[] a) {
        return list.toArray(a);
    }
}