Examples of org.htmlparser.scanners.LinkScanner

org.htmlparser.scanners.LinkScanner
Scans for the Link Tag. This is a subclass of TagScanner, and is called using a variant of the template method. If the evaluate() method returns true, that means the given string contains an image tag. Extraction is done by the scan method thereafter by the user of this class.

  public void testBrokenLink() throws ParserException {
    createParser("<a href=\"faq.html\">" + "<br>\n" + "<img src=\"images/46revues.gif\" " + "width=\"100\" "
        + "height=\"46\" " + "border=\"0\" " + "alt=\"Rejoignez revues.org!\" " + "align=\"middle\">",
        "http://www.yahoo.com");
    // Register the image scanner
    parser.addScanner(new LinkScanner("-l"));


    parseAndAssertNodeCount(1);
    assertTrue("Node 0 should be a link tag", node[0] instanceof LinkTag);
    LinkTag linkTag = (LinkTag) node[0];
    assertNotNull(linkTag.toString());

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  public void testLinkDataContents() throws ParserException {
    createParser(
        "<a href=\"http://transfer.go.com/cgi/atransfer.pl?goto=http://www.signs.movies.com&name=114332&srvc=nws&context=283&guid=4AD5723D-C802-4310-A388-0B24E1A79689\" target=\"_new\"><img src=\"http://ad.abcnews.com/ad/sponsors/buena_vista_pictures/bvpi-ban0003.gif\" width=468 height=60 border=\"0\" alt=\"See Signs in Theaters 8-2 - Starring Mel Gibson\" align=><font face=\"verdana,arial,helvetica\" SIZE=\"1\"><b></b></font></a>",
        "http://transfer.go.com");
    // Register the image scanner
    LinkScanner linkScanner = new LinkScanner("-l");
    parser.addScanner(linkScanner);
    parser.addScanner(linkScanner.createImageScanner("-i"));


    parseAndAssertNodeCount(1);
    assertTrue("Node 0 should be a link tag", node[0] instanceof LinkTag);
    LinkTag linkTag = (LinkTag) node[0];
    assertEquals(

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  }


  public void testNotMailtoLink() throws ParserException {
    createParser("<A HREF=\"mailto.html\">not@for.real</A>", "http://www.cj.com/");
    parser.addScanner(new LinkScanner("-l"));
    parseAndAssertNodeCount(1);
    assertTrue("Node should be a HTMLLinkTag", node[0] instanceof LinkTag);
    LinkTag linkTag = (LinkTag) node[0];


    assertEquals("Link Plain Text", "not@for.real", linkTag.toPlainTextString());

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    assertTrue("Link is not a mail link", !linkTag.isMailLink());
  }


  public void testMailtoLink() throws ParserException {
    createParser("<A HREF=\"mailto:this@is.real\">this@is.real</A>", "http://www.cj.com/");
    parser.addScanner(new LinkScanner("-l"));
    parseAndAssertNodeCount(1);
    assertTrue("Node should be a HTMLLinkTag", node[0] instanceof LinkTag);
    LinkTag linkTag = (LinkTag) node[0];
    assertEquals("Link Plain Text", "this@is.real", linkTag.toPlainTextString());
    assertTrue("Link is a mail link", linkTag.isMailLink());

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    assertTrue("Link is a mail link", linkTag.isMailLink());
  }


  public void testJavascriptLink() throws ParserException {
    createParser("<A HREF=\"javascript:alert('hello');\">say hello</A>", "http://www.cj.com/");
    parser.addScanner(new LinkScanner("-l"));
    parseAndAssertNodeCount(1);
    assertTrue("Node should be a HTMLLinkTag", node[0] instanceof LinkTag);
    LinkTag linkTag = (LinkTag) node[0];


    assertEquals("Link Plain Text", "say hello", linkTag.toPlainTextString());

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    assertTrue("Link is a Javascript command", linkTag.isJavascriptLink());
  }


  public void testNotJavascriptLink() throws ParserException {
    createParser("<A HREF=\"javascript_not.html\">say hello</A>", "http://www.cj.com/");
    parser.addScanner(new LinkScanner("-l"));
    parseAndAssertNodeCount(1);
    assertTrue("Node should be a HTMLLinkTag", node[0] instanceof LinkTag);
    LinkTag linkTag = (LinkTag) node[0];


    assertEquals("Link Plain Text", "say hello", linkTag.toPlainTextString());

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    assertTrue("Link is not a Javascript command", !linkTag.isJavascriptLink());
  }


  public void testFTPLink() throws ParserException {
    createParser("<A HREF=\"ftp://some.where.it\">my ftp</A>", "http://www.cj.com/");
    parser.addScanner(new LinkScanner("-l"));
    parseAndAssertNodeCount(1);
    assertTrue("Node should be a HTMLLinkTag", node[0] instanceof LinkTag);
    LinkTag linkTag = (LinkTag) node[0];


    assertEquals("Link Plain Text", "my ftp", linkTag.toPlainTextString());

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    assertTrue("Link is a FTP site", linkTag.isFTPLink());
  }


  public void testNotFTPLink() throws ParserException {
    createParser("<A HREF=\"ftp.html\">my ftp</A>", "http://www.cj.com/");
    parser.addScanner(new LinkScanner("-l"));
    parseAndAssertNodeCount(1);
    assertTrue("Node should be a HTMLLinkTag", node[0] instanceof LinkTag);
    LinkTag linkTag = (LinkTag) node[0];


    assertEquals("Link Plain Text", "my ftp", linkTag.toPlainTextString());

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    assertTrue("Link is not a FTP site", !linkTag.isFTPLink());
  }


  public void testRelativeLinkNotHTMLBug() throws ParserException {
    createParser("<A HREF=\"newpage.html\">New Page</A>", "http://www.mysite.com/books/some.asp");
    parser.addScanner(new LinkScanner("-l"));
    parseAndAssertNodeCount(1);
    assertTrue("Node should be a HTMLLinkTag", node[0] instanceof LinkTag);
    LinkTag linkTag = (LinkTag) node[0];
    assertEquals("Link", "http://www.mysite.com/books/newpage.html", linkTag.getLink());
  }

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    LinkTag linkTag = (LinkTag) node[0];
    assertStringEquals("expected link", "<%=Application(\"sURL\")%>/literature/index.htm", linkTag.getLink());
  }


  public void testLinkScannerFilter() throws Exception {
    LinkScanner linkScanner = new LinkScanner(LinkTag.LINK_TAG_FILTER);
    assertEquals("linkscanner filter", LinkTag.LINK_TAG_FILTER, linkScanner.getFilter());
  }

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org.apache.jmeter.protocol.http.parser.HtmlParserHTMLParser

org.htmlparser.Parser

org.htmlparser.tags.data.LinkData

org.htmlparser.tags.LinkTag

org.htmlparser.tests.parserHelperTests.StringParserTest

org.htmlparser.tests.scannersTests.BaseHREFScannerTest

org.htmlparser.tests.scannersTests.FormScannerTest

org.htmlparser.tests.scannersTests.LinkScannerTest

org.htmlparser.tests.tagTests.LinkTagTest

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