refactor on proxypool

webmagic-core/src/main/java/us/codecraft/webmagic/proxy/Proxy.java

@@ -51,7 +51,7 @@ import java.util.concurrent.TimeUnit;
  * 
  * @author yxssfxwzy@sina.com <br>
  * @since 0.5.1
- * @see ProxyPool
+ * @see SimpleProxyPool
  */
 
 public class Proxy implements Delayed, Serializable {

webmagic-core/src/main/java/us/codecraft/webmagic/proxy/SimpleProxyPool.java

@@ -22,7 +22,7 @@ import java.util.concurrent.DelayQueue;
  * @see Proxy
  * @since 0.5.1
  */
-public class SimpleProxyPool implements IProxyPool{
+public class SimpleProxyPool implements ProxyPool {
 
     private Logger logger = LoggerFactory.getLogger(getClass());
 

webmagic-core/src/test/java/us/codecraft/webmagic/proxy/ProxyTest.java

@@ -30,7 +30,7 @@ public class ProxyTest {
 
 	@Test
 	public void testProxy() {
-		ProxyPool proxyPool = new ProxyPool(httpProxyList);
+		SimpleProxyPool proxyPool = new SimpleProxyPool(httpProxyList);
 		proxyPool.setReuseInterval(500);
 		assertThat(proxyPool.getIdleNum()).isEqualTo(4);
 		assertThat(new File(proxyPool.getProxyFilePath()).exists()).isEqualTo(true);