Example usage for org.w3c.dom Node getNextSibling

Introduction

In this page you can find the example usage for org.w3c.dom Node getNextSibling.

Prototype

public Node getNextSibling();

Source Link

Document

The node immediately following this node.

Usage

From source file:Main.java

/**
 * Returns the occurrences of a given node/element. Checks whether the previous/following
 * elements have the same name./*  w  w  w. ja v  a  2s.  c  o m*/
 * 
 * @param node The node whose occurrences should be determined.
 * @return      The occurrences of node. Greater than or equal to 1.
 */
public static int getOccurs(Node node) {
    int occurs = 1;
    String nodeName = node.getNodeName();

    Node prevSib = node.getPreviousSibling();
    while (prevSib != null) {
        if (prevSib.getNodeName().compareTo(nodeName) == 0 && prevSib.getNodeType() == Node.ELEMENT_NODE) {
            occurs++;
            prevSib = prevSib.getPreviousSibling();
        } else {
            prevSib = null;
        }
    }

    Node nextSib = node.getNextSibling();
    while (nextSib != null) {
        if (nextSib.getNodeName().compareTo(nodeName) == 0 && nextSib.getNodeType() == Node.ELEMENT_NODE) {
            occurs++;
            nextSib = nextSib.getNextSibling();
        } else {
            nextSib = null;
        }
    }

    return occurs;
}

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From source file:Main.java

/** Finds and returns the first child node with the given qualified name. */
public static Element getFirstChildElementNS(Node parent, String[][] elemNames) {

    // search for node
    Node child = parent.getFirstChild();
    while (child != null) {
        if (child.getNodeType() == Node.ELEMENT_NODE) {
            for (int i = 0; i < elemNames.length; i++) {
                String uri = child.getNamespaceURI();
                if (uri != null && uri.equals(elemNames[i][0])
                        && child.getLocalName().equals(elemNames[i][1])) {
                    return (Element) child;
                }/*  w  w  w.  j  a v  a  2s.  c  om*/
            }
        }
        child = child.getNextSibling();
    }

    // not found
    return null;

}

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From source file:importer.handler.post.stages.Discriminator.java

static Element firstSibling(Element elem) {
    Node start = elem;
    while (start.getPreviousSibling() != null)
        start = start.getPreviousSibling();
    while (start.getNodeType() != Node.ELEMENT_NODE)
        start = start.getNextSibling();
    return (start.getNodeType() == Node.ELEMENT_NODE) ? (Element) start : null;
}

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From source file:com.mediaworx.xmlutils.XmlHelper.java

/**
 * Removes all empty or whitespace only text nodes from the given parent node.
 * @param parentNode    the parent node to be cleared of empty or whitespace only text nodes
 *//* w w  w .  j a v a  2  s  .  c  o m*/
private static void removeEmptyTextNodes(Node parentNode) {
    Node childNode = parentNode.getFirstChild();
    while (childNode != null) {
        // grab the "nextSibling" before the child node is removed
        Node nextChild = childNode.getNextSibling();

        short nodeType = childNode.getNodeType();
        if (nodeType == Node.TEXT_NODE) {
            boolean containsOnlyWhitespace = childNode.getNodeValue().trim().isEmpty();
            if (containsOnlyWhitespace) {
                parentNode.removeChild(childNode);
            }
        }
        childNode = nextChild;
    }
}

---

From source file:Main.java

/**
 * Returns the child text from a DOM node.
 * @param node the node to parse//  w  ww  .  ja va 2 s  . co  m
 * @return the node text, or <tt>null</tt> if the node did not contain any text
 */
public static String getText(Node node) {
    StringBuilder s = null;
    Node child = node.getFirstChild();
    while (child != null) {
        if (child.getNodeType() == Node.TEXT_NODE) {
            if (s == null) {
                s = new StringBuilder();
            }
            s.append(((Text) child).getTextContent());
        } else if (child.getNodeType() == Node.CDATA_SECTION_NODE) {
            if (s == null) {
                s = new StringBuilder();
            }
            s.append(((CDATASection) child).getData());
        }
        child = child.getNextSibling();
    }
    return s == null ? null : s.toString();
}

---

From source file:Main.java

public static String getXpathExpressionValue(Object xprContext, String xpExpression)
        throws XPathExpressionException {
    XPath xpath = XPathFactory.newInstance().newXPath();

    XPathExpression xpe = xpath.compile(xpExpression);
    Node valueNode = (Node) xpe.evaluate(xprContext, XPathConstants.NODE);
    String value = null;//w  w w.ja  v a2 s . co  m
    if (valueNode != null)
        value = valueNode.getNodeValue();
    if (value != null) {
        // if the node is a text node - then we trim and (potentially) look for CDATA
        if (valueNode.getNodeType() == Node.TEXT_NODE) {
            value = value.trim();

            // look for CDATA if we got nothing (stupid whitespace)
            if (value.length() == 0) {
                Node siblingForCDATA = valueNode.getNextSibling();
                if (siblingForCDATA.getNodeType() == Node.CDATA_SECTION_NODE) {
                    value = siblingForCDATA.getNodeValue();
                }
            }
        }
    }

    return value;
}

---

From source file:Main.java

/**
 * Returns all child character data of the given element, including CDATA sections but NOT entity references.
 * @param parentEl the parent element./*  ww  w .  j a va  2s  .  c  om*/
 * @return the child character data of the element, or null if the element is null.
 */
static public String getChildCharacterData(Element parentEl) {
    if (parentEl == null) {
        return null;
    }

    Node tempNode = parentEl.getFirstChild();
    StringBuffer strBuf = new StringBuffer();
    CharacterData charData;

    while (tempNode != null) {
        switch (tempNode.getNodeType()) {
        case Node.TEXT_NODE:
        case Node.CDATA_SECTION_NODE:
            charData = (CharacterData) tempNode;
            strBuf.append(charData.getData());
            break;
        //            case Node.ENTITY_REFERENCE_NODE : strBuf.append("&").append(tempNode.getNodeName()).append(";");

        }
        tempNode = tempNode.getNextSibling();
    }
    return strBuf.toString();
}

---

From source file:Main.java

private static String getMetaScriptType(Document doc) {
    // Can not just do a Document.getElementsByTagName(String) as this
    // needs/*from   ww  w . ja  va 2 s. c o m*/
    // to be relatively fast.
    List metas = new ArrayList();
    // check for META tags under the Document
    Node html = null;
    Node head = null;
    Node child = null;
    // ----------------------------------------------------------------------
    // (pa) 20021217
    // cmvc defect 235554
    // performance enhancement: using child.getNextSibling() rather than
    // nodeList(item) for O(n) vs. O(n*n)
    // ----------------------------------------------------------------------

    for (child = doc.getFirstChild(); child != null; child = child.getNextSibling()) {
        if (child.getNodeType() != Node.ELEMENT_NODE) {
            continue;
        }
        if (child.getNodeName().equalsIgnoreCase(META)) {
            metas.add(child);
        } else if (child.getNodeName().equalsIgnoreCase(HTML)) {
            html = child;
        }
    }
    // NodeList children = doc.getChildNodes();
    // for(int i = 0; i < children.getLength(); i++) {
    // child = children.item(i);
    // if(child.getNodeType() != Node.ELEMENT_NODE)
    // continue;
    // if(child.getNodeName().equalsIgnoreCase(META))
    // metas.add(child);
    // else if(child.getNodeName().equalsIgnoreCase(HTML))
    // html = child;
    // }

    // check for META tags under HEAD
    if (html != null) {
        for (child = html.getFirstChild(); (child != null) && (head == null); child = child.getNextSibling()) {
            if (child.getNodeType() != Node.ELEMENT_NODE) {
                continue;
            }
            if (child.getNodeName().equalsIgnoreCase(HEAD)) {
                head = child;
            }
        }
        // children = html.getChildNodes();
        // for(int i = 0; i < children.getLength() && head == null; i++) {
        // child = children.item(i);
        // if(child.getNodeType() != Node.ELEMENT_NODE)
        // continue;
        // if(child.getNodeName().equalsIgnoreCase(HEAD))
        // head = child;
        // }
    }

    if (head != null) {
        for (head.getFirstChild(); child != null; child = child.getNextSibling()) {
            if (child.getNodeType() != Node.ELEMENT_NODE) {
                continue;
            }
            if (child.getNodeName().equalsIgnoreCase(META)) {
                metas.add(child);
            }
        }
        // children = head.getChildNodes();
        // for(int i = 0 ; i < children.getLength(); i++) {
        // child = children.item(i);
        // if(child.getNodeType() != Node.ELEMENT_NODE)
        // continue;
        // if(child.getNodeName().equalsIgnoreCase(META))
        // metas.add(child);
        // }
    }

    return getMetaScriptType(metas);
}

---

From source file:com.igormaznitsa.upom.UPomModel.java

private static Node nextSiblingElement(final Node node) {
    if (node == null) {
        return null;
    }//from   ww w .ja v a  2 s.  co  m
    Node next = node.getNextSibling();
    while (next != null && next.getNodeType() != Node.ELEMENT_NODE) {
        next = next.getNextSibling();
    }
    return next;
}

---

From source file:Main.java

/**
 * Return the first child Element with the given name; if name is null returns the first element.
 *///from   w ww.  ja  v  a  2 s  .  c  o m
public static Element firstChildElement(Element element, String childElementName, String attrName,
        String attrValue) {
    if (element == null)
        return null;
    // get the first element with the given name
    Node node = element.getFirstChild();

    if (node != null) {
        do {
            if (node.getNodeType() == Node.ELEMENT_NODE
                    && (childElementName == null || childElementName.equals(node.getNodeName()))) {
                Element childElement = (Element) node;

                String value = childElement.getAttribute(attrName);

                if (value != null && value.equals(attrValue)) {
                    return childElement;
                }
            }
        } while ((node = node.getNextSibling()) != null);
    }
    return null;
}

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