com.github.gv2011.util.swing.IListTree Maven / Gradle / Ivy
package com.github.gv2011.util.swing;
/*-
* #%L
* util-swing
* %%
* Copyright (C) 2018 Vinz (https://github.com/gv2011)
* %%
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
* #L%
*/
import java.util.Optional;
import java.util.function.Function;
import com.github.gv2011.util.icol.AbstractIList;
import com.github.gv2011.util.icol.IList;
public class IListTree extends AbstractIList> implements TreeNode{
public static IListTree create(
final E obj,
final Function getName,
final Function> getChildren
) {
return new IListTree<>(obj, getName, getChildren);
}
private final E obj;
private final Function getName;
private final Function> getChildren;
private IListTree(final E obj, final Function getName, final Function> getChildren) {
this.obj = obj;
this.getName = getName;
this.getChildren = getChildren;
}
@Override
public IListTree get(final int index) {
final E child = getChildren.apply(obj).get(index);
return new IListTree<>(child, getName, getChildren);
}
@Override
public int size() {
return getChildren.apply(obj).size();
}
@Override
public String toString() {
return getName.apply(obj);
}
@Override
public Optional payload() {
return Optional.of(obj);
}
}