riverscene.java

传教士与野人过河

import java.io.Serializable;

/** 
 * Combines two riversides. Serves mainly as a data object. 
 */
class RiverScene implements Serializable {
	RiverSide lside, rside; // Package access. 

	public RiverScene(RiverSide lside, RiverSide rside) {
		this.lside = lside.deepCopy();
		this.rside = rside.deepCopy();
	}

	public RiverScene deepCopy() {
		return (RiverScene) Copy.deepCopy(this);
	}

	public boolean equals(Object otherScene) {
		RiverScene other = (RiverScene) otherScene;
		return lside.equals(other.lside) && rside.equals(other.rside);
	}

	public String toString() {
		return "Left Side:\t" + lside + "\n" + "Right Side:\t" + rside;
	}
}