distribution.java

发布/订阅系统路由重配算法,可应用于ad hoc环境

package sim;

/**
 * Defines a set of methods a distribution (of values) must provide.
 */
public interface Distribution {

	/**
	 * Returns the next value.
	 * @return the next value.
	 */
	public double getValue();

	/**
	 * Returns the distribution's expected value.
	 * @return the distribution's expected value.
	 */
	public double getExpectedValue();

	/**
	 * Returns the distribution's variance.
	 * @return the distribution's variance.
	 */
    public double getVariance();
}