ANullConstant.java

/* This file was generated by SableCC (http://www.sablecc.org/). */

package org.openflexo.antar.expr.parser.node;

import org.openflexo.antar.expr.parser.analysis.Analysis;

@SuppressWarnings("nls")
public final class ANullConstant extends PConstant {
	private TNull _null_;

	public ANullConstant() {
		// Constructor
	}

	public ANullConstant(@SuppressWarnings("hiding") TNull _null_) {
		// Constructor
		setNull(_null_);

	}

	@Override
	public Object clone() {
		return new ANullConstant(cloneNode(this._null_));
	}

	@Override
	public void apply(Switch sw) {
		((Analysis) sw).caseANullConstant(this);
	}

	public TNull getNull() {
		return this._null_;
	}

	public void setNull(TNull node) {
		if (this._null_ != null) {
			this._null_.parent(null);
		}

		if (node != null) {
			if (node.parent() != null) {
				node.parent().removeChild(node);
			}

			node.parent(this);
		}

		this._null_ = node;
	}

	@Override
	public String toString() {
		return "" + toString(this._null_);
	}

	@Override
	void removeChild(@SuppressWarnings("unused") Node child) {
		// Remove child
		if (this._null_ == child) {
			this._null_ = null;
			return;
		}

		throw new RuntimeException("Not a child.");
	}

	@Override
	void replaceChild(@SuppressWarnings("unused") Node oldChild, @SuppressWarnings("unused") Node newChild) {
		// Replace child
		if (this._null_ == oldChild) {
			setNull((TNull) newChild);
			return;
		}

		throw new RuntimeException("Not a child.");
	}
}