Example usage for org.w3c.dom Attr getFirstChild

Introduction

In this page you can find the example usage for org.w3c.dom Attr getFirstChild.

Prototype

public Node getFirstChild();

Source Link

Document

The first child of this node.

Usage

From source file:org.sakaiproject.tool.assessment.qti.util.XmlStringBuffer.java

/**
 * xpath lookup/*from  ww w.  ja  v  a2s.c o m*/
 *
 * @param xpath
 * @param type
 *
 * @return value
 */
public String selectSingleValue(String xpath, String type) {
    // user passes the if its an element or attribute
    String value = null;
    List list = this.selectNodes(xpath);
    if (list != null) {
        int no = list.size();

        if (list.size() > 0) {
            if ((type != null) && type.equals("element")) {
                Element element = (Element) list.get(0);

                CharacterData elementText = (CharacterData) element.getFirstChild();
                Integer getTime = null;
                if ((elementText != null) && (elementText.getNodeValue() != null)
                        && (elementText.getNodeValue().trim().length() > 0)) {
                    value = elementText.getNodeValue();
                }
            }

            if ((type != null) && type.equals("attribute")) {
                Attr attr = (Attr) list.get(0);

                CharacterData elementText = (CharacterData) attr.getFirstChild();

                Integer getTime = null;
                if ((elementText != null) && (elementText.getNodeValue() != null)
                        && (elementText.getNodeValue().trim().length() > 0)) {
                    value = elementText.getNodeValue();
                }
            }
        }
    }

    return value;
}

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