org.leibnizcenter.util.immutabletree.ImmutableTree Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of rechtspraak Show documentation

Java library for consuming the Rechtspraak.nl API

There is a newer version: 2.0.4

package org.leibnizcenter.util.immutabletree;

import com.google.common.collect.ImmutableList;
import org.leibnizcenter.util.Collections3;

import java.security.InvalidParameterException;
import java.util.List;

/**
 * Created by Maarten on 2016-04-11.
 */
public interface ImmutableTree {
    default int depth(Depth kind) {
        List children = getChildren();
        switch (kind) {
            case RightMostBranches:
                if (Collections3.isNullOrEmpty(children)) {
                    return 1;
                } else {
                    return 1 + children.get(children.size() - 1).depth(kind);
                }
            default:
                throw new InvalidParameterException();
        }
    }

    ImmutableTree replaceChild(int ix, ImmutableTree newChild);
    ImmutableList getChildren();

    ImmutableTree addChild(ImmutableTree nodeToAdd);

    /**
     * NOTE: we should add more for completeness, but not currently needed
     */
    enum Depth {
        RightMostBranches
    }
}