diff --git a/webmagic-core/src/main/java/us/codecraft/webmagic/Site.java b/webmagic-core/src/main/java/us/codecraft/webmagic/Site.java
index 13733c2..5606d12 100644
--- a/webmagic-core/src/main/java/us/codecraft/webmagic/Site.java
+++ b/webmagic-core/src/main/java/us/codecraft/webmagic/Site.java
@@ -1,9 +1,5 @@
 package us.codecraft.webmagic;
 
-import org.apache.http.HttpHost;
-import org.apache.http.auth.UsernamePasswordCredentials;
-import us.codecraft.webmagic.proxy.ProxyProvider;
-
 import java.util.*;
 
 /**
@@ -41,12 +37,6 @@ public class Site {
 
     private Map<String, String> headers = new HashMap<String, String>();
 
-    private HttpHost httpProxy;
-
-    private UsernamePasswordCredentials usernamePasswordCredentials; //代理用户名密码设置
-
-    private ProxyProvider httpProxyPool;
-
     private boolean useGzip = true;
 
     /**
diff --git a/webmagic-core/src/main/java/us/codecraft/webmagic/Spider.java b/webmagic-core/src/main/java/us/codecraft/webmagic/Spider.java
index c8d974f..5e785af 100644
--- a/webmagic-core/src/main/java/us/codecraft/webmagic/Spider.java
+++ b/webmagic-core/src/main/java/us/codecraft/webmagic/Spider.java
@@ -479,7 +479,9 @@ public class Spider implements Runnable, Task {
     public <T> List<T> getAll(Collection<String> urls) {
         destroyWhenExit = false;
         spawnUrl = false;
-        startRequests.clear();
+        if (startRequests!=null){
+            startRequests.clear();
+        }
         for (Request request : UrlUtils.convertToRequests(urls)) {
             addRequest(request);
         }
diff --git a/webmagic-core/src/main/java/us/codecraft/webmagic/downloader/HttpClientGenerator.java b/webmagic-core/src/main/java/us/codecraft/webmagic/downloader/HttpClientGenerator.java
index 1da64e7..9e17f60 100644
--- a/webmagic-core/src/main/java/us/codecraft/webmagic/downloader/HttpClientGenerator.java
+++ b/webmagic-core/src/main/java/us/codecraft/webmagic/downloader/HttpClientGenerator.java
@@ -95,12 +95,12 @@ public class HttpClientGenerator {
         HttpClientBuilder httpClientBuilder = HttpClients.custom();
         
         httpClientBuilder.setConnectionManager(connectionManager);
-        if (site != null && site.getUserAgent() != null) {
+        if (site.getUserAgent() != null) {
             httpClientBuilder.setUserAgent(site.getUserAgent());
         } else {
             httpClientBuilder.setUserAgent("");
         }
-        if (site == null || site.isUseGzip()) {
+        if (site.isUseGzip()) {
             httpClientBuilder.addInterceptorFirst(new HttpRequestInterceptor() {
 
                 public void process(
@@ -117,16 +117,12 @@ public class HttpClientGenerator {
 
         SocketConfig.Builder socketConfigBuilder = SocketConfig.custom();
         socketConfigBuilder.setSoKeepAlive(true).setTcpNoDelay(true);
-        if (site != null) {
-            socketConfigBuilder.setSoTimeout(site.getTimeOut());
-        }
+        socketConfigBuilder.setSoTimeout(site.getTimeOut());
         SocketConfig socketConfig = socketConfigBuilder.build();
         httpClientBuilder.setDefaultSocketConfig(socketConfig);
         connectionManager.setDefaultSocketConfig(socketConfig);
-        if (site != null) {
-            httpClientBuilder.setRetryHandler(new DefaultHttpRequestRetryHandler(site.getRetryTimes(), true));
-            generateCookie(httpClientBuilder, site);
-        }
+        httpClientBuilder.setRetryHandler(new DefaultHttpRequestRetryHandler(site.getRetryTimes(), true));
+        generateCookie(httpClientBuilder, site);
         return httpClientBuilder.build();
     }
 
diff --git a/webmagic-core/src/main/java/us/codecraft/webmagic/processor/SimplePageProcessor.java b/webmagic-core/src/main/java/us/codecraft/webmagic/processor/SimplePageProcessor.java
index a0572a9..842429b 100644
--- a/webmagic-core/src/main/java/us/codecraft/webmagic/processor/SimplePageProcessor.java
+++ b/webmagic-core/src/main/java/us/codecraft/webmagic/processor/SimplePageProcessor.java
@@ -2,7 +2,6 @@ package us.codecraft.webmagic.processor;
 
 import us.codecraft.webmagic.Page;
 import us.codecraft.webmagic.Site;
-import us.codecraft.webmagic.utils.UrlUtils;
 
 import java.util.List;
 
@@ -18,9 +17,8 @@ public class SimplePageProcessor implements PageProcessor {
 
     private Site site;
 
-    public SimplePageProcessor(String startUrl, String urlPattern) {
-        this.site = Site.me().addStartUrl(startUrl).
-                setDomain(UrlUtils.getDomain(startUrl));
+    public SimplePageProcessor(String urlPattern) {
+        this.site = Site.me();
         //compile "*" expression to regex
         this.urlPattern = "(" + urlPattern.replace(".", "\\.").replace("*", "[^\"'#]*") + ")";
 
diff --git a/webmagic-core/src/test/java/us/codecraft/webmagic/SpiderTest.java b/webmagic-core/src/test/java/us/codecraft/webmagic/SpiderTest.java
index ba29387..4f4a280 100644
--- a/webmagic-core/src/test/java/us/codecraft/webmagic/SpiderTest.java
+++ b/webmagic-core/src/test/java/us/codecraft/webmagic/SpiderTest.java
@@ -19,12 +19,12 @@ public class SpiderTest {
     @Ignore("long time")
     @Test
     public void testStartAndStop() throws InterruptedException {
-        Spider spider = Spider.create(new SimplePageProcessor("http://www.oschina.net/", "http://www.oschina.net/*")).addPipeline(new Pipeline() {
+        Spider spider = Spider.create(new SimplePageProcessor( "http://www.oschina.net/*")).addPipeline(new Pipeline() {
             @Override
             public void process(ResultItems resultItems, Task task) {
                 System.out.println(1);
             }
-        }).thread(1);
+        }).thread(1).addUrl("http://www.oschina.net/");
         spider.start();
         Thread.sleep(10000);
         spider.stop();
diff --git a/webmagic-extension/src/main/java/us/codecraft/webmagic/downloader/FileCache.java b/webmagic-extension/src/main/java/us/codecraft/webmagic/downloader/FileCache.java
deleted file mode 100644
index 3c7e6ff..0000000
--- a/webmagic-extension/src/main/java/us/codecraft/webmagic/downloader/FileCache.java
+++ /dev/null
@@ -1,124 +0,0 @@
-package us.codecraft.webmagic.downloader;
-
-import org.apache.commons.codec.digest.DigestUtils;
-import org.apache.commons.lang3.StringUtils;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import us.codecraft.webmagic.*;
-import us.codecraft.webmagic.utils.Experimental;
-import us.codecraft.webmagic.pipeline.Pipeline;
-import us.codecraft.webmagic.processor.PageProcessor;
-import us.codecraft.webmagic.processor.SimplePageProcessor;
-import us.codecraft.webmagic.selector.Html;
-import us.codecraft.webmagic.selector.PlainText;
-import us.codecraft.webmagic.utils.FilePersistentBase;
-import us.codecraft.webmagic.utils.UrlUtils;
-
-import java.io.*;
-
-/**
- * Download file and saved to file for cache.<br>
- *
- * @author code4crafter@gmail.com
- * @since 0.2.1
- */
-@Experimental
-public class FileCache extends FilePersistentBase implements Downloader, Pipeline, PageProcessor {
-
-    private Downloader downloaderWhenFileMiss;
-
-    private final PageProcessor pageProcessor;
-
-    private Logger logger = LoggerFactory.getLogger(getClass());
-
-    public FileCache(String startUrl, String urlPattern) {
-        this(startUrl, urlPattern, "/data/webmagic/temp/");
-    }
-
-    public FileCache(String startUrl, String urlPattern, String path) {
-        this.pageProcessor = new SimplePageProcessor(startUrl, urlPattern);
-        setPath(path);
-        downloaderWhenFileMiss = new HttpClientDownloader();
-    }
-
-    public FileCache setDownloaderWhenFileMiss(Downloader downloaderWhenFileMiss) {
-        this.downloaderWhenFileMiss = downloaderWhenFileMiss;
-        return this;
-    }
-
-    @Override
-    public Page download(Request request, Task task) {
-        String path = this.path + "/" + task.getUUID() + "/";
-        Page page = null;
-        try {
-            final File file = getFile(path + DigestUtils.md5Hex(request.getUrl()));
-            BufferedReader bufferedReader = new BufferedReader(new FileReader(file));
-            String line = bufferedReader.readLine();
-            if (line.equals("url:\t" + request.getUrl())) {
-                final String html = getHtml(bufferedReader);
-                page = new Page();
-                page.setRequest(request);
-                page.setUrl(PlainText.create(request.getUrl()));
-                page.setHtml(Html.create(UrlUtils.fixAllRelativeHrefs(html, request.getUrl())));
-            }
-        } catch (IOException e) {
-            if (e instanceof FileNotFoundException) {
-                logger.info("File not exist for url " + request.getUrl());
-            } else {
-                logger.warn("File read error for url " + request.getUrl(), e);
-            }
-        }
-        if (page == null) {
-            page = downloadWhenMiss(request, task);
-        }
-        return page;
-    }
-
-    @Override
-    public void setThread(int thread) {
-
-    }
-
-    private String getHtml(BufferedReader bufferedReader) throws IOException {
-        String line;
-        StringBuilder htmlBuilder = new StringBuilder();
-        line = bufferedReader.readLine();
-        line = StringUtils.removeStart(line, "html:\t");
-        htmlBuilder.append(line);
-        while ((line = bufferedReader.readLine()) != null) {
-            htmlBuilder.append(line);
-        }
-        return htmlBuilder.toString();
-    }
-
-    private Page downloadWhenMiss(Request request, Task task) {
-        Page page = null;
-        if (downloaderWhenFileMiss != null) {
-            page = downloaderWhenFileMiss.download(request, task);
-        }
-        return page;
-    }
-
-    @Override
-    public void process(ResultItems resultItems, Task task) {
-        String path = this.path + PATH_SEPERATOR + task.getUUID() + PATH_SEPERATOR;
-        try {
-            PrintWriter printWriter = new PrintWriter(new FileWriter(getFile(path + DigestUtils.md5Hex(resultItems.getRequest().getUrl()) + ".html")));
-            printWriter.println("url:\t" + resultItems.getRequest().getUrl());
-            printWriter.println("html:\t" + resultItems.get("html"));
-            printWriter.close();
-        } catch (IOException e) {
-            logger.warn("write file error", e);
-        }
-    }
-
-    @Override
-    public void process(Page page) {
-          pageProcessor.process(page);
-    }
-
-    @Override
-    public Site getSite() {
-        return pageProcessor.getSite();
-    }
-}
diff --git a/webmagic-extension/src/test/java/us/codecraft/webmagic/downloader/FileCacheTest.java b/webmagic-extension/src/test/java/us/codecraft/webmagic/downloader/FileCacheTest.java
deleted file mode 100644
index f73b344..0000000
--- a/webmagic-extension/src/test/java/us/codecraft/webmagic/downloader/FileCacheTest.java
+++ /dev/null
@@ -1,18 +0,0 @@
-package us.codecraft.webmagic.downloader;
-
-import org.junit.Ignore;
-import org.junit.Test;
-import us.codecraft.webmagic.Spider;
-
-/**
- * @author code4crafter@gmail.com <br>
- */
-public class FileCacheTest {
-
-    @Ignore("takes long")
-    @Test
-    public void test() {
-        FileCache fileCache = new FileCache("http://my.oschina.net/flashsword/blog", "http://my.oschina.net/flashsword/blog/*");
-        Spider.create(fileCache).downloader(fileCache).pipeline(fileCache).run();
-    }
-}
diff --git a/webmagic-extension/src/test/java/us/codecraft/webmagic/processor/GithubRepoProcessor.java b/webmagic-extension/src/test/java/us/codecraft/webmagic/processor/GithubRepoProcessor.java
index bf9e381..1c8742c 100644
--- a/webmagic-extension/src/test/java/us/codecraft/webmagic/processor/GithubRepoProcessor.java
+++ b/webmagic-extension/src/test/java/us/codecraft/webmagic/processor/GithubRepoProcessor.java
@@ -19,7 +19,7 @@ public class GithubRepoProcessor implements PageProcessor {
 
     @Override
     public Site getSite() {
-        return Site.me().addStartUrl("https://github.com/code4craft/webmagic");
+        return Site.me();
     }
 
     @Test
diff --git a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/DiandianBlogProcessor.java b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/DiandianBlogProcessor.java
index 25baa1f..8bd7d58 100644
--- a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/DiandianBlogProcessor.java
+++ b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/DiandianBlogProcessor.java
@@ -35,7 +35,7 @@ public class DiandianBlogProcessor implements PageProcessor {
     public Site getSite() {
         //site定义抽取配置，以及开始url等
         if (site == null) {
-            site = Site.me().setDomain("progressdaily.diandian.com").addStartUrl("http://progressdaily.diandian.com/").
+            site = Site.me().setDomain("progressdaily.diandian.com").
                     setUserAgent("Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_2) AppleWebKit/537.31 (KHTML, like Gecko) Chrome/26.0.1410.65 Safari/537.31");
         }
         return site;
diff --git a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/DiaoyuwengProcessor.java b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/DiaoyuwengProcessor.java
index 3ceba0a..61458d0 100644
--- a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/DiaoyuwengProcessor.java
+++ b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/DiaoyuwengProcessor.java
@@ -34,13 +34,13 @@ public class DiaoyuwengProcessor implements PageProcessor {
     @Override
     public Site getSite() {
         if (site==null){
-            site= Site.me().setDomain("www.diaoyuweng.com").addStartUrl("http://www.diaoyuweng.com/home.php?mod=space&uid=88304&do=thread&view=me&type=thread&from=space").
+            site= Site.me().setDomain("www.diaoyuweng.com").
                     setUserAgent("Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_2) AppleWebKit/537.31 (KHTML, like Gecko) Chrome/26.0.1410.65 Safari/537.31").setCharset("GBK").setSleepTime(500);
         }
         return site;
     }
 
     public static void main(String[] args) {
-        Spider.create(new DiaoyuwengProcessor()).run();
+        Spider.create(new DiaoyuwengProcessor()).addUrl("http://www.diaoyuweng.com/home.php?mod=space&uid=88304&do=thread&view=me&type=thread&from=space").run();
     }
 }
diff --git a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/F58PageProcesser.java b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/F58PageProcesser.java
index 3d27be8..8091b65 100644
--- a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/F58PageProcesser.java
+++ b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/F58PageProcesser.java
@@ -25,10 +25,10 @@ public class F58PageProcesser implements PageProcessor {
 
     @Override
     public Site getSite() {
-        return Site.me().setDomain("sh.58.com").addStartUrl("http://sh1.51a8.com/").setCycleRetryTimes(2);  //To change body of implemented methods use File | Settings | File Templates.
+        return Site.me().setDomain("sh.58.com").setCycleRetryTimes(2);  //To change body of implemented methods use File | Settings | File Templates.
     }
 
     public static void main(String[] args) {
-        Spider.create(new F58PageProcesser()).setScheduler(new RedisScheduler("localhost")).run();
+        Spider.create(new F58PageProcesser()).setScheduler(new RedisScheduler("localhost")).addUrl("http://sh1.51a8.com/").run();
     }
 }
diff --git a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/HuxiuProcessor.java b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/HuxiuProcessor.java
index 000cb99..1cc90b0 100644
--- a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/HuxiuProcessor.java
+++ b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/HuxiuProcessor.java
@@ -21,11 +21,11 @@ public class HuxiuProcessor implements PageProcessor {
 
     @Override
     public Site getSite() {
-        return Site.me().setDomain("www.huxiu.com").addStartUrl("http://www.huxiu.com/");
+        return Site.me().setDomain("www.huxiu.com");
     }
 
     public static void main(String[] args) {
-        Spider.create(new HuxiuProcessor()).run();
+        Spider.create(new HuxiuProcessor()).addUrl("http://www.huxiu.com/").run();
     }
 
 }
diff --git a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/InfoQMiniBookProcessor.java b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/InfoQMiniBookProcessor.java
index 3ef3957..280f8f1 100644
--- a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/InfoQMiniBookProcessor.java
+++ b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/InfoQMiniBookProcessor.java
@@ -29,7 +29,7 @@ public class InfoQMiniBookProcessor implements PageProcessor {
     @Override
     public Site getSite() {
         if (site == null) {
-            site = Site.me().setDomain("www.infoq.com").addStartUrl("http://www.infoq.com/cn/minibooks").addCookie("RegisteredUserCookie", "sDDDc8dIAgZSq67uJSXhtpQaHEi1XDOH").
+            site = Site.me().setDomain("www.infoq.com").addCookie("RegisteredUserCookie", "sDDDc8dIAgZSq67uJSXhtpQaHEi1XDOH").
                     setUserAgent("Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_2) AppleWebKit/537.31 (KHTML, like Gecko) Chrome/26.0.1410.65 Safari/537.31");
         }
         return site;
@@ -38,6 +38,7 @@ public class InfoQMiniBookProcessor implements PageProcessor {
     public static void main(String[] args) {
         Spider.create(new InfoQMiniBookProcessor())
                 .thread(5)
+                .addUrl("http://www.infoq.com/cn/minibooks")
                 .run();
     }
 }
diff --git a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/IteyeBlogProcessor.java b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/IteyeBlogProcessor.java
index 26b85e8..6dce807 100644
--- a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/IteyeBlogProcessor.java
+++ b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/IteyeBlogProcessor.java
@@ -22,12 +22,12 @@ public class IteyeBlogProcessor implements PageProcessor {
     @Override
     public Site getSite() {
         if (site == null) {
-            site = Site.me().setDomain("yanghaoli.iteye.com").addStartUrl("http://yanghaoli.iteye.com/");
+            site = Site.me().setDomain("yanghaoli.iteye.com");
         }
         return site;
     }
 
     public static void main(String[] args) {
-        Spider.create(new IteyeBlogProcessor()).thread(5).run();
+        Spider.create(new IteyeBlogProcessor()).thread(5).addUrl("http://yanghaoli.iteye.com/").run();
     }
 }
diff --git a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/KaichibaProcessor.java b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/KaichibaProcessor.java
index 0ab6c64..b373f52 100644
--- a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/KaichibaProcessor.java
+++ b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/KaichibaProcessor.java
@@ -22,11 +22,11 @@ public class KaichibaProcessor implements PageProcessor {
 
     @Override
     public Site getSite() {
-        return Site.me().setDomain("kaichiba.com").addStartUrl("http://kaichiba.com/shop/41725781").setCharset("utf-8").
+        return Site.me().setDomain("kaichiba.com").setCharset("utf-8").
                 setUserAgent("Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_2) AppleWebKit/537.31 (KHTML, like Gecko) Chrome/26.0.1410.65 Safari/537.31");
     }
 
     public static void main(String[] args) {
-        Spider.create(new KaichibaProcessor()).run();
+        Spider.create(new KaichibaProcessor()).addUrl("http://kaichiba.com/shop/41725781").run();
     }
 }
diff --git a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/MeicanProcessor.java b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/MeicanProcessor.java
index bfa347d..cb4c498 100644
--- a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/MeicanProcessor.java
+++ b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/MeicanProcessor.java
@@ -28,11 +28,11 @@ public class MeicanProcessor implements PageProcessor {
 
     @Override
     public Site getSite() {
-        return Site.me().setDomain("meican.com").addStartUrl("http://www.meican.com/shanghai/districts").setCharset("utf-8").
+        return Site.me().setDomain("meican.com").setCharset("utf-8").
                 setUserAgent("Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_2) AppleWebKit/537.31 (KHTML, like Gecko) Chrome/26.0.1410.65 Safari/537.31");
     }
 
     public static void main(String[] args) {
-        Spider.create(new MeicanProcessor()).run();
+        Spider.create(new MeicanProcessor()).addUrl("http://www.meican.com/shanghai/districts").run();
     }
 }
diff --git a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/NjuBBSProcessor.java b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/NjuBBSProcessor.java
index 16dcb0c..ce0f817 100644
--- a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/NjuBBSProcessor.java
+++ b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/NjuBBSProcessor.java
@@ -1,7 +1,8 @@
 package us.codecraft.webmagic.samples;
 
-import us.codecraft.webmagic.Site;
 import us.codecraft.webmagic.Page;
+import us.codecraft.webmagic.Site;
+import us.codecraft.webmagic.Spider;
 import us.codecraft.webmagic.processor.PageProcessor;
 
 import java.util.List;
@@ -22,6 +23,10 @@ public class NjuBBSProcessor implements PageProcessor {
 
     @Override
     public Site getSite() {
-        return Site.me().setDomain("bbs.nju.edu.cn").addStartUrl("http://bbs.nju.edu.cn/board?board=Pictures");
+        return Site.me().setDomain("bbs.nju.edu.cn");
+    }
+
+    public static void main(String[] args) {
+        Spider.create(new NjuBBSProcessor()).addUrl("http://bbs.nju.edu.cn/board?board=Pictures").run();
     }
 }
diff --git a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/OschinaBlogPageProcesser.java b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/OschinaBlogPageProcesser.java
deleted file mode 100644
index e6db04e..0000000
--- a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/OschinaBlogPageProcesser.java
+++ /dev/null
@@ -1,41 +0,0 @@
-package us.codecraft.webmagic.samples;
-
-import us.codecraft.webmagic.Page;
-import us.codecraft.webmagic.Site;
-import us.codecraft.webmagic.Spider;
-import us.codecraft.webmagic.monitor.SpiderMonitor;
-import us.codecraft.webmagic.processor.PageProcessor;
-import us.codecraft.webmagic.scheduler.BloomFilterDuplicateRemover;
-import us.codecraft.webmagic.scheduler.QueueScheduler;
-
-import javax.management.JMException;
-import java.util.List;
-
-/**
- * @author code4crafter@gmail.com <br>
- */
-public class OschinaBlogPageProcesser implements PageProcessor {
-
-    private Site site = Site.me().setDomain("my.oschina.net").addStartUrl("http://my.oschina.net/flashsword/blog");
-
-    @Override
-    public void process(Page page) {
-        List<String> links = page.getHtml().links().regex("http://my\\.oschina\\.net/flashsword/blog/\\d+").all();
-        page.addTargetRequests(links);
-        page.putField("title", page.getHtml().xpath("//div[@class='BlogEntity']/div[@class='BlogTitle']/h1/text()").toString());
-        page.putField("content", page.getHtml().xpath("//div[@class='BlogContent']/tidyText()").toString());
-        page.putField("tags",page.getHtml().xpath("//div[@class='BlogTags']/a/text()").all());
-    }
-
-    @Override
-    public Site getSite() {
-        return site;
-
-    }
-
-    public static void main(String[] args) throws JMException {
-        Spider spider = Spider.create(new OschinaBlogPageProcesser()).setScheduler(new QueueScheduler().setDuplicateRemover(new BloomFilterDuplicateRemover(2000)));
-        SpiderMonitor.instance().register(spider);
-        spider.run();
-    }
-}
diff --git a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/OschinaPageProcesser.java b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/OschinaPageProcesser.java
deleted file mode 100644
index b75cc83..0000000
--- a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/OschinaPageProcesser.java
+++ /dev/null
@@ -1,27 +0,0 @@
-package us.codecraft.webmagic.samples;
-
-import us.codecraft.webmagic.Site;
-import us.codecraft.webmagic.Page;
-import us.codecraft.webmagic.processor.PageProcessor;
-
-import java.util.List;
-
-/**
- * @author code4crafter@gmail.com <br>
- */
-public class OschinaPageProcesser implements PageProcessor {
-
-    @Override
-    public void process(Page page) {
-        List<String> strings = page.getHtml().regex("<a[^<>]*href=[\"']{1}(http://www\\.oschina\\.net/question/[\\w]+)[\"']{1}").all();
-        page.addTargetRequests(strings);
-        page.putField("title", page.getHtml().xpath("//div[@class='QTitle']/h1/a"));
-        page.putField("content", page.getHtml().xpath("//div[@class='Question']//div[@class='Content']/div[@class='detail']"));
-    }
-
-    @Override
-    public Site getSite() {
-        return Site.me().setDomain("www.oschina.net").addStartUrl("http://www.oschina.net/").
-                setUserAgent("Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_2) AppleWebKit/537.31 (KHTML, like Gecko) Chrome/26.0.1410.65 Safari/537.31");
-    }
-}
diff --git a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/QzoneBlogProcessor.java b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/QzoneBlogProcessor.java
index d9cee2b..037b333 100644
--- a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/QzoneBlogProcessor.java
+++ b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/QzoneBlogProcessor.java
@@ -24,7 +24,7 @@ public class QzoneBlogProcessor implements PageProcessor {
 
     @Override
     public Site getSite() {
-        return Site.me().setDomain("www.diandian.com").addStartUrl("http://17dujingdian.com/").
+        return Site.me().setDomain("www.diandian.com").
                 setUserAgent("Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_2) AppleWebKit/537.31 (KHTML, like Gecko) Chrome/26.0.1410.65 Safari/537.31");
     }
 }
diff --git a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/TianyaPageProcesser.java b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/TianyaPageProcesser.java
index d14b442..6cc8f99 100644
--- a/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/TianyaPageProcesser.java
+++ b/webmagic-samples/src/main/java/us/codecraft/webmagic/samples/TianyaPageProcesser.java
@@ -21,6 +21,6 @@ public class TianyaPageProcesser implements PageProcessor {
 
     @Override
     public Site getSite() {
-        return Site.me().setDomain("http://bbs.tianya.cn/").addStartUrl("http://bbs.tianya.cn/");  //To change body of implemented methods use File | Settings | File Templates.
+        return Site.me().setDomain("http://bbs.tianya.cn/");  //To change body of implemented methods use File | Settings | File Templates.
     }
 }