Example usage for org.dom4j NodeFilter matches

Introduction

In this page you can find the example usage for org.dom4j NodeFilter matches.

Prototype

boolean matches(Node node);

Source Link

Document

matches returns true if the given node matches the filter condition.

Usage

From source file:org.apache.taglibs.xtags.xpath.AbstractTag.java

License:Apache License

/** @return true if the given filter matches a node in the 
  * input nodes/* w  w  w  . j av a  2s .  com*/
  */
public boolean matches(NodeFilter filter) {
    Object input = getInputNodes(false);
    if (input == null) {
        // use an empty document to support
        // filters that just use XPath variables
        // such as "$foo='bar'"
        input = EMPTY_DOCUMENT;
    }
    if (input instanceof List) {
        List list = (List) input;
        for (Iterator iter = list.iterator(); iter.hasNext();) {
            Object object = iter.next();
            if (object instanceof Node) {
                Node node = (Node) object;
                if (filter.matches(node)) {
                    return true;
                }
            }
        }
    } else if (input instanceof Node) {
        Node node = (Node) input;
        if (filter.matches(node)) {
            return true;
        }
    }
    return false;
}

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