一个基于JAVA的多torrent下载程序

				package org.bouncycastle.crypto;
				
				/**
				 * interface that a public/private key pair generator should conform to.
				 */
				public interface AsymmetricCipherKeyPairGenerator
				{
				    /**
				     * intialise the key pair generator.
				     *
				     * @param the parameters the key pair is to be initialised with.
				     */
				    public void init(KeyGenerationParameters param);
				
				    /**
				     * return an AsymmetricCipherKeyPair containing the generated keys.
				     *
				     * @return an AsymmetricCipherKeyPair containing the generated keys.
				     */
				    public AsymmetricCipherKeyPair generateKeyPair();
				}