Java: Libraries by Andrew Binstock & Pankaj Kumar

Author:Andrew Binstock & Pankaj Kumar [Binstock, Andrew]
Language: eng
Format: azw3
Publisher: UNKNOWN
Published: 2018-11-24T16:00:00+00:00

TheWhiteListclass ofers prebuilt lists such assimpleText(), which limits HTML to the previous elements. There Listing 9.

@Test

public void basicCleaningWorksOK() {

String html = "<div><p><a " +

"href='javascript:hackSystem()" + "'>Hello</a></div>";

String cleanHtml = Jsoup.clean(html, Whitelist.basic());

assertThat(cleanHtml, is("<p><a " + "rel=\"nofollow\">Hello</a></p>")); }

As seen in the test, the script call is eliminated and the tags that are not allowed, such asdiv, are also removed. In addition, jsoup automatically completes unbalanced tags, such as the missing</p>in our example.

Conclusion This article, which previously appeared in Java Magazine but has been updated here, shows only a subset of what jsoup can do. It also ofers features such as tidying HTML, manipulating HTML tags’ attributes or texts, and more. Put another way, any HTML processing you might need to do is a likely candi- date for using jsoup.</article>

Mert Çalis ¸kan is a Java Champion and coauthor of PrimeFaces Cookbook and Beginning Spring (Wiley Publications). He is the founder of AnkaraJUG, which is the most active Java user group in Turkey.27

STEPHEN COLEBOURNE

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