web

01	package jsoup;

02

03	import java.io.FileNotFoundException;

04	import java.io.FileOutputStream;

05	import java.io.IOException;

06

07	import org.jsoup.Jsoup;

08	import org.jsoup.nodes.Element;

09	import org.jsoup.select.Elements;

10

11	import com.itextpdf.text.Anchor;

12	import com.itextpdf.text.BaseColor;

13	import com.itextpdf.text.Document;

14	import com.itextpdf.text.DocumentException;

15	import com.itextpdf.text.Font;

16	import com.itextpdf.text.PageSize;

17	import com.itextpdf.text.Paragraph;

18	import com.itextpdf.text.pdf.BaseFont;

19	import com.itextpdf.text.pdf.PdfWriter;

20

21	public class Cnblogs {

22	public static void main(String[] args) {

23	int page = 20;

24	org.jsoup.nodes.Document doc;

25	com.itextpdf.text.Document pdf = new Document(PageSize.A4.rotate(), 50,

26	50, 50, 50);

27

try {

28	PdfWriter writer = PdfWriter.getInstance(pdf, new FileOutputStream(

29	"G:\\cnblogs.pdf"));

30	pdf.open();

31	BaseFont zh_cn = BaseFont.createFont(

32	"C:\\WINDOWS\\Fonts\\msyh.ttf", "Identity-H",

33	BaseFont.NOT_EMBEDDED);

34

35	for (int p = 1; p <= page; p++) {

36	if (p == 1) {

37	doc = Jsoup.connect("http://www.cnblogs.com/").get();

38

} else {

39	doc = Jsoup.connect("http://www.cnblogs.com/p" + p).get();

40

}

41	Elements elements = doc.body().getElementsByClass(

42	"post_item_body");

43	for (Element e : elements) {

44	Elements titleEle = e.getElementsByClass("titlelnk");

45	String titleLink = titleEle.attr("href");

46	String titleText = titleEle.text();

47	Elements summaryEle = e

48	.getElementsByClass("post_item_summary");

49	String summary = summaryEle.text();

50

51	Anchor anchor = new Anchor(titleText, new Font(zh_cn, 14,

52	Font.UNDERLINE, BaseColor.BLUE));

53	anchor.setReference(titleLink);

54	Paragraph titlePar = new Paragraph();

55	titlePar.add(anchor);

56

57	Paragraph summaryPar = new Paragraph(summary, new Font(

58	zh_cn, 12));

59	summaryPar.setFirstLineIndent(24);

60

61	pdf.add(titlePar);

62	pdf.add(summaryPar);

63	pdf.add(new Paragraph(" "));

64

}

65

}

66	pdf.close();

67	writer.close();

68	} catch (FileNotFoundException e1) {

69	e1.printStackTrace();

70	} catch (DocumentException e1) {

71	e1.printStackTrace();

72	} catch (IOException e) {

73	e.printStackTrace();

74

}

75

76

}

77

}

2. [代码][Java]代码     

01	package jsoup;

02

03	import java.io.FileNotFoundException;

04	import java.io.FileOutputStream;

05	import java.io.IOException;

06

07	import org.jsoup.Jsoup;

08	import org.jsoup.nodes.Element;

09	import org.jsoup.select.Elements;

10

11	import com.itextpdf.text.Anchor;

12	import com.itextpdf.text.BaseColor;

13	import com.itextpdf.text.Document;

14	import com.itextpdf.text.DocumentException;

15	import com.itextpdf.text.Font;

16	import com.itextpdf.text.PageSize;

17	import com.itextpdf.text.Paragraph;

18	import com.itextpdf.text.pdf.BaseFont;

19	import com.itextpdf.text.pdf.PdfWriter;

20

21	public class CsdnBlog {

22	public static void main(String[] args) {

23	int page = 20;

24	org.jsoup.nodes.Document doc;

25	com.itextpdf.text.Document pdf = new Document(PageSize.A4.rotate(), 50,

26	50, 50, 50);

27

try {

28	PdfWriter writer = PdfWriter.getInstance(pdf, new FileOutputStream(

29	"G:\\csdn.pdf"));

30	pdf.open();

31	BaseFont zh_cn = BaseFont.createFont(

32	"C:\\WINDOWS\\Fonts\\msyh.ttf", "Identity-H",

33	BaseFont.NOT_EMBEDDED);

34

35	for (int p = 1; p <= page; p++) {

36	doc = Jsoup

37	.connect("http://blog.youkuaiyun.com/hot.html?page=" + p)

38	.header("User-Agent",

39	"Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.4; en-US; rv:1.9.2.2) Gecko/20100316 Firefox/3.6.2")

40

.get();

41	Elements elements = doc.body().getElementsByClass("blog_list");

42	for (Element e : elements) {

43	Elements titleEle = e.getElementsByTag("h1");

44	String titleLink = titleEle.last().attr("href");

45	String titleText = titleEle.last().text();

46	Elements summaryEle = e.getElementsByTag("dd");

47	String summary = summaryEle.text();

48

49	Anchor anchor = new Anchor(titleText, new Font(zh_cn, 14,

50	Font.UNDERLINE, BaseColor.BLUE));

51	anchor.setReference(titleLink);

52	Paragraph titlePar = new Paragraph();

53	titlePar.add(anchor);

54

55	Paragraph summaryPar = new Paragraph(summary, new Font(

56	zh_cn, 12));

57	summaryPar.setFirstLineIndent(24);

58

59	pdf.add(titlePar);

60	pdf.add(summaryPar);

61	pdf.add(new Paragraph(" "));

62

}

63

}

64	pdf.close();

65	writer.close();

66	} catch (FileNotFoundException e1) {

67	e1.printStackTrace();

68	} catch (DocumentException e1) {

69	e1.printStackTrace();

70	} catch (IOException e) {

71	e.printStackTrace();

72

}

73

}

74

}

3. [图片] 截图00.png    

4. [图片] 截图01.png