FunctionListCellRenderer.java

package org.andork.swing.list;

import java.awt.Component;
import java.util.function.Function;

import javax.swing.JList;
import javax.swing.ListCellRenderer;

@SuppressWarnings("rawtypes")
public class FunctionListCellRenderer implements ListCellRenderer {
	Function valueFn;
	ListCellRenderer wrapped;

	public FunctionListCellRenderer(Function valueFn, ListCellRenderer wrapped) {
		super();
		this.valueFn = valueFn;
		this.wrapped = wrapped;
	}

	@SuppressWarnings("unchecked")
	@Override
	public Component getListCellRendererComponent(JList list, Object value, int index,
			boolean isSelected, boolean cellHasFocus) {
		return wrapped.getListCellRendererComponent(list, valueFn.apply(value), index, isSelected, cellHasFocus);
	}
}