topologyfileentry.java

使用Java语言编写模拟路由器程序

/* TopologyFileEntry.java
 *
 * This file contains the code for the class TopologyFileEntry
 * that represents an entry in the Topology Configuration File
 */

class TopologyFileEntry {
	// the origin node of the edge
	int router1;

	// the destination node of the edge
	int router2;

	// the weight of the edge
	int weight;

	/*
	 * Constructor
	 * 
	 * @r1 the origin node @r2 the destination node @w the weight of the edge
	 */
	public TopologyFileEntry(int r1, int r2, int w) {
		router1 = r1;
		router2 = r2;
		weight = w;
	}

	/*
	 * Method Name: getRouter1
	 * 
	 * Use: to get the origin node of the edge
	 */
	int getRouter1() {
		return router1;
	}

	/*
	 * Method Name: getRouter2
	 * 
	 * Use: to get the destination node of the edge
	 */
	int getRouter2() {
		return router2;
	}

	/*
	 * Method Name: getWeight
	 * 
	 * Use: to get the weight of the edge
	 */
	int getWeight() {
		return weight;
	}

	/*
	 * Method Name: toString
	 * 
	 * Use: to return a textual representation of this entry
	 */
	public String toString() {
		return ("(" + router1 + "," + router2 + "," + weight + ")");
	}

}