Example usage for org.jsoup.select Elements first

Introduction

In this page you can find the example usage for org.jsoup.select Elements first.

Prototype

public Element first() 

Source Link

Document

Get the first matched element.

Usage

From source file:io.seldon.importer.articles.AttributesImporterUtils.java

public static Set<String> getTags(Document articleDoc, String tagsCssSelector, String title) {
    Set<String> tagSet = new HashSet<String>();

    if (StringUtils.isNotBlank(tagsCssSelector)) {
        Elements tagsElements = articleDoc.select(tagsCssSelector);
        Element tagsElement = tagsElements.first();
        List<String> tagsParts;
        if ((tagsElement != null) && (tagsElement.attr("content") != null)
                && (StringUtils.isNotBlank(tagsElement.attr("content")))) {
            tagsParts = AttributesImporterUtils.getTagsPartsFromSingleElement(tagsElement);
        } else {/*from w ww .  j a v a 2  s.co  m*/
            tagsParts = AttributesImporterUtils.getTagsPartsFromMultipleElement(tagsElements);

        }
        List<String> extraTagsParts = AttributesImporterUtils.createExtraTagsPartsFromTitle(title, tagsParts);
        tagSet.addAll(tagsParts);
        tagSet.addAll(extraTagsParts);
    }

    return tagSet;
}

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From source file:org.shareok.data.plosdata.PlosUtil.java

public static String getPlosAck(String html) {

    String ack = "";
    Document doc = Jsoup.parse(html.toString());
    Elements ackLinks = doc.select("a[id=ack]");
    if (!ackLinks.isEmpty()) {
        Element ackDiv = ackLinks.first().parent();
        if (null != ackDiv) {
            Elements ackParagraphs = ackDiv.select("p");
            if (!ackParagraphs.isEmpty()) {
                for (Element element : ackParagraphs) {
                    if (element.hasText())
                        ack += element.text();
                }//  ww w  .j  av  a 2  s . c om
            }
            //System.out.println("the ack = "+ack+"\n\n");
        }
    }

    return ack;
}

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From source file:org.shareok.data.plosdata.PlosUtil.java

public static String getPlosCitation(String html) {

    String citation = "";

    Document doc = Jsoup.parse(html.toString());
    Elements articleInfoDiv = doc.select("div[class=articleinfo]");
    if (!articleInfoDiv.isEmpty()) {
        Element citationParagraph = articleInfoDiv.first().child(0);
        if (null != citationParagraph) {
            citation = citationParagraph.text().replace("Citation:", "");
            //System.out.println("the citation = "+citation+"\n\n");
        }/*from w w  w.j a va  2  s .  com*/
    }

    return citation;
}

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From source file:org.shareok.data.plosdata.PlosUtil.java

/**
 * //from   w ww  . j  a  v a  2 s.  c om
 * @param html : The string of the web page source
 * @return author contribution statement
 */
public static String getAuthorContributions(String html) {
    String contributions = "";

    Document doc = Jsoup.parse(html.toString());
    Elements articleInfoDiv = doc.select("div[class=contributions]");
    if (!articleInfoDiv.isEmpty()) {
        Element contributionsParagraph = articleInfoDiv.first().child(2);
        if (null != contributionsParagraph) {
            contributions = contributionsParagraph.text();
            //System.out.println("the contributions = "+contributions+"\n\n");System.exit(0);
        }
    }

    return contributions;
}

---

From source file:org.shareok.data.plosdata.PlosUtil.java

/**
 * //from  w  w  w . ja  v  a2 s .co m
 * @param html : The string of the web page source
 * @return acknowledge statement
 */
public static String[] getSubjects(String html) {
    List<String> subjectsList = new ArrayList<>();

    Document doc = Jsoup.parse(html.toString());
    Elements subjectListDiv = doc.select("div[class=subject-areas-container]");
    if (null != subjectListDiv && !subjectListDiv.isEmpty()) {
        Element subjectList = subjectListDiv.first().child(1);
        if (null != subjectList) {
            Elements lis = subjectList.select("li");
            if (null != lis && lis.size() > 0) {
                for (Element li : lis) {
                    Element link = li.child(0);
                    subjectsList.add(link.text());
                }
            }
        }
    }
    if (subjectsList.size() > 0) {
        return subjectsList.toArray(new String[subjectsList.size()]);
    } else {
        return null;
    }
}

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From source file:org.keycloak.testsuite.util.SamlClient.java

/**
 * Extracts and parses value of SAMLResponse input field of a form present in the given page.
 *
 * @param responsePage HTML code of the page
 * @return/*from  w  ww.  j av a2  s .  c  om*/
 */
public static SAMLDocumentHolder extractSamlResponseFromForm(String responsePage) {
    org.jsoup.nodes.Document theResponsePage = Jsoup.parse(responsePage);
    Elements samlResponses = theResponsePage.select("input[name=SAMLResponse]");
    Elements samlRequests = theResponsePage.select("input[name=SAMLRequest]");
    int size = samlResponses.size() + samlRequests.size();
    assertThat("Checking uniqueness of SAMLResponse/SAMLRequest input field in the page", size, is(1));

    Element respElement = samlResponses.isEmpty() ? samlRequests.first() : samlResponses.first();

    return SAMLRequestParser.parseResponsePostBinding(respElement.val());
}

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From source file:com.entertailion.android.slideshow.utils.Utils.java

/**
 * Determine if there is a high resolution icon available for the web site.
 * //from  w w w  . ja v a 2s. c  o m
 * @param context
 * @param url
 * @return
 */
public static final String getWebSiteIcon(Context context, String url) {
    String icon = null;
    if (url != null) {
        String data = Utils.getCachedData(context, url, true);
        if (data != null) {
            Document doc = Jsoup.parse(data);
            if (doc != null) {
                String href = null;
                Elements metas = doc.select("meta[itemprop=image]");
                if (metas.size() > 0) {
                    Element meta = metas.first();
                    href = meta.attr("abs:content");
                    // weird jsoup bug: abs doesn't always work
                    if (href == null || href.trim().length() == 0) {
                        href = url + meta.attr("content");
                    }
                }
                if (href == null || href.trim().length() == 0) {
                    // Find the Microsoft tile icon
                    metas = doc.select("meta[name=msapplication-TileImage]");
                    if (metas.size() > 0) {
                        Element meta = metas.first();
                        href = meta.attr("abs:content");
                        // weird jsoup bug: abs doesn't always work
                        if (href == null || href.trim().length() == 0) {
                            href = url + meta.attr("content");
                        }
                    }
                }
                if (href == null || href.trim().length() == 0) {
                    // Find the Apple touch icon
                    Elements links = doc.select("link[rel=apple-touch-icon]");
                    if (links.size() > 0) {
                        Element link = links.first();
                        href = link.attr("abs:href");
                        // weird jsoup bug: abs doesn't always work
                        if (href == null || href.trim().length() == 0) {
                            href = url + link.attr("href");
                        }
                    }
                }
                if (href == null || href.trim().length() == 0) {
                    // Find the Facebook open graph icon
                    metas = doc.select("meta[property=og:image]");
                    if (metas.size() > 0) {
                        Element link = metas.first();
                        href = link.attr("abs:content");
                        // weird jsoup bug: abs doesn't always work
                        if (href == null || href.trim().length() == 0) {
                            href = url + link.attr("content");
                        }
                    }
                }
                if (href != null && href.trim().length() > 0) {
                    try {
                        Bitmap bitmap = Utils.getBitmapFromURL(href);
                        if (bitmap != null) {
                            icon = "web_site_icon_" + Utils.clean(href) + ".png";
                            Utils.saveToFile(context, bitmap, bitmap.getWidth(), bitmap.getHeight(), icon);
                            bitmap.recycle();
                        }
                    } catch (Exception e) {
                        Log.d(LOG_TAG, "getWebSiteIcon", e);
                    }
                }
            }
        }
    }
    return icon;
}

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From source file:com.astamuse.asta4d.render.RenderUtil.java

private final static boolean isBlockedByParentSnippet(Document doc, Element elem) {
    boolean isBlocked;
    String blockingId = elem.attr(ExtNodeConstants.SNIPPET_NODE_ATTR_BLOCK);
    if (blockingId.isEmpty()) {
        // empty block id means there is no parent snippet that need to be
        // aware. if the original block is from a embed template, it means
        // that all of the parent snippets have been finished or this
        // element would not be imported now.
        isBlocked = false;//from ww w.  j av a  2 s.  c  o  m
    } else {
        String parentSelector = SelectorUtil.attr(ExtNodeConstants.SNIPPET_NODE_TAG_SELECTOR,
                ExtNodeConstants.ATTR_SNIPPET_REF, blockingId);
        Elements parentSnippetSearch = elem.parents().select(parentSelector);
        if (parentSnippetSearch.isEmpty()) {
            isBlocked = false;
        } else {
            Element parentSnippet = parentSnippetSearch.first();
            if (parentSnippet.attr(ExtNodeConstants.SNIPPET_NODE_ATTR_STATUS)
                    .equals(ExtNodeConstants.SNIPPET_NODE_ATTR_STATUS_FINISHED)) {
                isBlocked = false;
            } else {
                isBlocked = true;
            }
        }
    }
    return isBlocked;
}

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From source file:com.kantenkugel.discordbot.jdocparser.JDocParser.java

private static Element getSingleElementByQuery(Element root, String query) {
    Elements elementsByQuery = root.select(query);
    if (elementsByQuery.size() > 1) {
        String error = "Found " + elementsByQuery.size() + " elements matching query \"" + query
                + "\" inside of " + root.tagName() + "-" + root.className();
        throw new RuntimeException(error + root.html());
    }//ww w  .  j  av  a2  s. com
    return elementsByQuery.first();
}

---

From source file:com.kantenkugel.discordbot.jdocparser.JDocParser.java

private static Element getSingleElementByClass(Element root, String className) {
    Elements elementsByClass = root.getElementsByClass(className);
    if (elementsByClass.size() != 1) {
        String error = "Found " + elementsByClass.size() + " elements with class " + className + " inside of "
                + root.tagName() + "-" + root.className();
        throw new RuntimeException(error + root.html());
    }//  w ww .  j av a2  s  . c  om
    return elementsByClass.first();
}

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