/**
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library 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 Lesser General Public License for more
* details.
*/
package com.liferay.registry.util;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
/**
* @author Raymond Augé
*/
public class StringPlus {
public static List<String> asList(Object object) {
if (object instanceof String) {
return new ArrayList<>(Collections.singletonList((String)object));
}
else if (object instanceof String[]) {
return new ArrayList<>(Arrays.asList((String[])object));
}
else if (object instanceof Collection) {
Collection<?> collection = (Collection<?>)object;
if (!collection.isEmpty()) {
Iterator<?> iterator = collection.iterator();
Object element = iterator.next();
if (element instanceof String) {
return new ArrayList<>((Collection<String>)object);
}
}
}
return new ArrayList<>();
}
}