Examples with XPath org.dom4j.XPath used on opensource projects

Example 16 with XPath

use of org.dom4j.XPath in project archiva by apache.

the class XMLReader method getElementList.

@SuppressWarnings("unchecked")
public List<Element> getElementList(String xpathExpr) throws XMLException {
    XPath xpath = createXPath(xpathExpr);
    Object evaluated = xpath.evaluate(document);
    if (evaluated == null) {
        return null;
    }
    if (evaluated instanceof List) {
        return (List<Element>) evaluated;
    } else if (evaluated instanceof Node) {
        List<Element> ret = new ArrayList<>();
        ret.add((Element) evaluated);
        return ret;
    } else {
        // Unknown evaluated type.
        throw new XMLException(".getElementList( Expr: " + xpathExpr + " ) resulted in non-List type -> (" + evaluated.getClass().getName() + ") " + evaluated);
    }
}

Example 17 with XPath

use of org.dom4j.XPath in project archiva by apache.

the class XMLReader method hasElement.

public boolean hasElement(String xpathExpr) throws XMLException {
    XPath xpath = createXPath(xpathExpr);
    Object evaluated = xpath.selectSingleNode(document);
    if (evaluated == null) {
        return false;
    }
    return true;
}

Example 18 with XPath

use of org.dom4j.XPath in project archiva by apache.

the class XMLReader method getElementText.

public String getElementText(Node context, String xpathExpr) throws XMLException {
    XPath xpath = createXPath(xpathExpr);
    Object evaluated = xpath.selectSingleNode(context);
    if (evaluated == null) {
        return null;
    }
    if (evaluated instanceof Element) {
        Element evalElem = (Element) evaluated;
        return evalElem.getTextTrim();
    } else {
        // Unknown evaluated type.
        throw new XMLException(".getElementText( Node, Expr: " + xpathExpr + " ) resulted in non-Element type -> (" + evaluated.getClass().getName() + ") " + evaluated);
    }
}

Example 19 with XPath

use of org.dom4j.XPath in project core by craftercms.

the class XmlUtils method selectNodes.

/**
 * Executes the specified namespace aware XPath query as a multiple node query, returning the resulting list of nodes.
 */
@SuppressWarnings("unchecked")
public static List<Node> selectNodes(Node node, String xpathQuery, Map<String, String> namespaceUris) {
    XPath xpath = DocumentHelper.createXPath(xpathQuery);
    xpath.setNamespaceURIs(namespaceUris);
    return xpath.selectNodes(node);
}

Example 20 with XPath

use of org.dom4j.XPath in project core by craftercms.

the class XmlUtils method selectSingleNode.

/**
 * Executes the specified namespace aware XPath query as a single node query, returning the resulting single node.
 */
public static Node selectSingleNode(Node node, String xpathQuery, Map<String, String> namespaceUris) {
    XPath xpath = DocumentHelper.createXPath(xpathQuery);
    xpath.setNamespaceURIs(namespaceUris);
    return xpath.selectSingleNode(node);
}