add xpath2.0 api

webmagic-core/src/main/java/us/codecraft/webmagic/pipeline/ConsolePipeline.java

@@ -7,25 +7,18 @@ import java.util.Map;
 
 /**
  * 命令行输出抽取结果。可用于测试。<br>
+ *
  * @author code4crafter@gmail.com <br>
- * Date: 13-4-21
- * Time: 下午1:45
+ *         Date: 13-4-21
+ *         Time: 下午1:45
  */
-public class ConsolePipeline implements  Pipeline{
+public class ConsolePipeline implements Pipeline {
 
     @Override
-    public void process(ResultItems resultItems,Task task) {
-        System.out.println("get page: "+resultItems.getRequest().getUrl());
+    public void process(ResultItems resultItems, Task task) {
+        System.out.println("get page: " + resultItems.getRequest().getUrl());
         for (Map.Entry<String, Object> entry : resultItems.getAll().entrySet()) {
-            if (entry.getValue() instanceof Iterable) {
-                Iterable value = (Iterable) entry.getValue();
-                System.out.println(entry.getKey() + ":");
-                for (Object o : value) {
-                    System.out.println(o);
-                }
-            } else {
-                System.out.println(entry.getKey() + ":\t" + entry.getValue());
-            }
+            System.out.println(entry.getKey() + ":\t" + entry.getValue());
         }
     }
 }

webmagic-core/src/main/java/us/codecraft/webmagic/selector/Html.java

@@ -63,6 +63,12 @@ public class Html extends PlainText {
         return selectList(xpathSelector, strings);
     }
 
+    @Override
+    public Selectable xpath2(String xpath) {
+        Xpath2Selector xpathSelector = SelectorFactory.getInstatnce().newXpath2Selector(xpath);
+        return selectList(xpathSelector, strings);
+    }
+
     @Override
     public Selectable $(String selector) {
         CssSelector cssSelector = new CssSelector(selector);

webmagic-core/src/main/java/us/codecraft/webmagic/selector/PlainText.java

@@ -34,6 +34,11 @@ public class PlainText implements Selectable {
         throw new UnsupportedOperationException();
     }
 
+    @Override
+    public Selectable xpath2(String xpath) {
+        throw new UnsupportedOperationException();
+    }
+
     @Override
     public Selectable $(String selector) {
         throw new UnsupportedOperationException();

webmagic-core/src/main/java/us/codecraft/webmagic/selector/Selectable.java

@@ -18,6 +18,14 @@ public interface Selectable {
      */
     public Selectable xpath(String xpath);
 
+    /**
+     * select list with xpath 2.0 syntax
+     *
+     * @param xpath
+     * @return new Selectable after extract
+     */
+    public Selectable xpath2(String xpath);
+
     /**
      * select list with css selector
      *

webmagic-core/src/main/java/us/codecraft/webmagic/selector/SelectorFactory.java

@@ -34,6 +34,10 @@ public class SelectorFactory {
         return newSelector(XpathSelector.class, xpath);
     }
 
+    public Xpath2Selector newXpath2Selector(String xpath) {
+        return newSelector(Xpath2Selector.class, xpath);
+    }
+
     public SmartContentSelector newSmartContentSelector(){
         return newSelector(SmartContentSelector.class);
     }

webmagic-core/src/main/java/us/codecraft/webmagic/schedular/FileCacheQueueScheduler.java → webmagic-plugin/webmagic-misc/src/main/java/us/codecraft/webmagic/scheduler/FileCacheQueueScheduler.java

-package us.codecraft.webmagic.schedular;
+package us.codecraft.webmagic.scheduler;
 
 import org.apache.commons.lang3.math.NumberUtils;
 import org.apache.log4j.Logger;
 import us.codecraft.webmagic.Request;
 import us.codecraft.webmagic.Task;
+import us.codecraft.webmagic.schedular.Scheduler;
 
 import java.io.*;
 import java.util.LinkedHashSet;

webmagic-samples/src/main/java/us/codecraft/webmagic/model/samples/OschinaBlog.java

@@ -4,7 +4,6 @@ import us.codecraft.webmagic.Site;
 import us.codecraft.webmagic.model.ExtractBy;
 import us.codecraft.webmagic.model.OOSpider;
 import us.codecraft.webmagic.model.TargetUrl;
-import us.codecraft.webmagic.pipeline.ConsolePipeline;
 import us.codecraft.webmagic.pipeline.JsonFilePipeline;
 
 /**
@@ -30,7 +29,7 @@ public class OschinaBlog implements Blog{
     }
 
     public static void main(String[] args) {
-        OOSpider.create(Site.me().addStartUrl("http://my.oschina.net/flashsword/blog"), OschinaBlog.class).pipeline(new ConsolePipeline()).pipeline(new JsonFilePipeline()).run();
+        OOSpider.create(Site.me().addStartUrl("http://my.oschina.net/flashsword/blog"), OschinaBlog.class).pipeline(new JsonFilePipeline()).run();
     }
 
     public String getTitle() {

webmagic-samples/src/main/java/us/codecraft/webmagic/samples/GuoxueProcessor.java

@@ -3,7 +3,7 @@ package us.codecraft.webmagic.samples;
 import us.codecraft.webmagic.Spider;
 import us.codecraft.webmagic.pipeline.FilePipeline;
 import us.codecraft.webmagic.processor.SimplePageProcessor;
-import us.codecraft.webmagic.schedular.FileCacheQueueScheduler;
+import us.codecraft.webmagic.scheduler.FileCacheQueueScheduler;
 
 /**
  * @author code4crafter@gmail.com <br>

webmagic-samples/src/test/java/us/codecraft/webmagic/SpiderTest.java

@@ -5,7 +5,7 @@ import org.junit.Test;
 import us.codecraft.webmagic.pipeline.FilePipeline;
 import us.codecraft.webmagic.processor.SimplePageProcessor;
 import us.codecraft.webmagic.samples.HuxiuProcessor;
-import us.codecraft.webmagic.schedular.FileCacheQueueScheduler;
+import us.codecraft.webmagic.scheduler.FileCacheQueueScheduler;
 
 /**
  * @author code4crafter@gmail.com <br>

webmagic-samples/src/test/java/us/codecraft/webmagic/processor/DiandianProcessorTest.java

@@ -6,7 +6,7 @@ import us.codecraft.webmagic.Spider;
 import us.codecraft.webmagic.pipeline.ConsolePipeline;
 import us.codecraft.webmagic.pipeline.FreemarkerPipeline;
 import us.codecraft.webmagic.samples.DiandianBlogProcessor;
-import us.codecraft.webmagic.schedular.FileCacheQueueScheduler;
+import us.codecraft.webmagic.scheduler.FileCacheQueueScheduler;
 
 import java.io.IOException;
 

webmagic-samples/src/test/java/us/codecraft/webmagic/processor/DiaoyuwengProcessorTest.java

@@ -6,7 +6,7 @@ import us.codecraft.webmagic.Spider;
 import us.codecraft.webmagic.pipeline.FilePipeline;
 import us.codecraft.webmagic.pipeline.FreemarkerPipeline;
 import us.codecraft.webmagic.samples.DiaoyuwengProcessor;
-import us.codecraft.webmagic.schedular.FileCacheQueueScheduler;
+import us.codecraft.webmagic.scheduler.FileCacheQueueScheduler;
 
 import java.io.IOException;
 

webmagic-samples/src/test/java/us/codecraft/webmagic/processor/SinablogProcessorTest.java

@@ -6,7 +6,7 @@ import us.codecraft.webmagic.Spider;
 import us.codecraft.webmagic.pipeline.FilePipeline;
 import us.codecraft.webmagic.pipeline.FreemarkerPipeline;
 import us.codecraft.webmagic.samples.SinaBlogProcesser;
-import us.codecraft.webmagic.schedular.FileCacheQueueScheduler;
+import us.codecraft.webmagic.scheduler.FileCacheQueueScheduler;
 
 import java.io.IOException;