UnaryExpression.java

package org.nlamah.QL.Model.Expression.Abstract;

import org.nlamah.QBase.Constants.QBaseQuestionType;

public abstract class UnaryExpression extends ComposedExpression 
{
	private Expression expression;

	public UnaryExpression (Expression expression, QBaseQuestionType type)
	{
		super(type);

		this.expression = expression;

		expression.setParentNode(this);
	}

	public Expression expression()
	{
		return this.expression;
	}

	@Override 
	public boolean equals(Object object) 
	{
		if (!super.equals(object))
		{
			return false;
		}

		if (!(object instanceof UnaryExpression))
		{
			return false;
		}

		UnaryExpression value = (UnaryExpression)object;

		if (!(this.expression.equals(value.expression)))
		{
			return false;
		}

		return true;
	}
}