package cn.wanghaomiao.example;
import cn.wanghaomiao.xpath.exception.NoSuchAxisException;
import cn.wanghaomiao.xpath.exception.NoSuchFunctionException;
import cn.wanghaomiao.xpath.exception.XpathSyntaxErrorException;
import cn.wanghaomiao.xpath.model.JXDocument;
import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.List;
/**
* @author 汪浩淼 [ et.tw@163.com ]
* @since 14-3-19 上午11:03
*/
public class XpathTest {
public static void main(String[] args) throws IOException, NoSuchFunctionException, XpathSyntaxErrorException, NoSuchAxisException {
String x1 = "//a/@href";
// String x2 = "//div[@id='paging_block']/div/a[text()='Next >']/@href";
String x2 = "//div[@id='paging_block']/div/a[text()*='Next']/@href";
String x3 = "//h1/text()";
String x4 = "//h1/allText()";
String x5 = "//h1//text()";
String x6 = "//div/a";
String x7 = "//div[@id='post_list']/div[position()<3]/div/h3/allText()";
String x8 = "//div[@id='post_list']/div[first()]/div/h3/allText()";
String x9 = "//div[@id='post_list']/div[1]/div/h3/allText()";
// String x9 = "//div[@id='post_list']/div[last()]/div/h3/allText()";
//杀器，查找评论大于1000的条目（当然只是为了演示复杂xpath了，谓语中可以各种嵌套，这样才能测试的更全面嘛）
String x10 = "//div[@id='post_list']/div[./div/div/span[@class='article_view']/a/num()>1000]/div/h3/allText()";
//轴的支持，必须接近完美
String x11 = "//div[@id='post_list']/div[self::div/div/div/span[@class='article_view']/a/num()>1000]/div/h3/allText()";
String x12 = "//div[@id='post_list']/div[2]/div/p/preceding-sibling::h3/allText()";
String x13 = "//div[@id='post_list']/div[2]/div/p/preceding-sibling::h3/allText()|//div[@id='post_list']/div[1]/div/h3/allText()";
String x14 = "//html/body/div/div[4]/div[6]/div[19]/div[2]/h3/a";
String x15 = "//html[1]/body[1]/div[3]/div[1]/div[1]/div[1]/ul[1]/li/div[2]/h2/a";
String x16 = "//html/body/div[3]/div/div/div/ul/li/div[2]/h2/a";
// Document doc = Jsoup.connect("http://www.cnblogs.com/").get();
// BufferedReader br = new BufferedReader(new FileReader("D:\\LAB\\tt.html"));
// StringBuilder content = new StringBuilder();
// String line = br.readLine();
// content.append(line);
// while (line!=null){
// line = br.readLine();
// content.append(line);
// }
Document doc = Jsoup.connect("http://book.douban.com/search/java").userAgent("Mozilla/5.0 (Windows NT 6.1; WOW64; rv:29.0) Gecko/20100101 Firefox/29.0").get();
JXDocument jxDocument = new JXDocument(doc);
List<Object> rs = jxDocument.sel(x16);
for (Object o:rs){
if (o instanceof Element){
int index = ((Element) o).siblingIndex();
System.out.println(index);
}
System.out.println(o.toString());
}
}
}