XmlElemDef.java

package ee.sk.digidoc;
import java.util.Vector;

/**
 * Holds info of an xml element used in signature format
 */
public class XmlElemDef {
	private String m_tag;
	private boolean m_bMultiple;
	private XmlElemDef[] m_children;
	
	public XmlElemDef(String tag, boolean bMultiple, XmlElemDef[]  children)
	{
		m_tag = tag;
		m_bMultiple = bMultiple;
		m_children = children;
	}
	
	// accessors
	public String getTag() { return m_tag; }
	public boolean isMultiple() { return m_bMultiple; }
	public XmlElemDef[] getChildren() { return m_children; }
	
	public XmlElemDef findChildByTag(String tag)
	{
		if(m_tag != null && m_tag.equals(tag))
			return this;
		for(int i = 0; (m_children != null) && (i < m_children.length); i++) {
			XmlElemDef e = m_children[i].findChildByTag(tag);
			if(e != null)
				return e;
		}
		return null;
	}
	
	public boolean hasPath(Vector vec)
	{
		if(vec.size() > 0) {
			String tag = (String)vec.get(0);
			if(tag.equals(m_tag)) {
				vec.remove(0);
				if(vec.size() == 0) {
					return true;
				} else {
					for(int i = 0; (m_children != null) && (i < m_children.length); i++) {
						XmlElemDef e = m_children[i];
						if(e.hasPath(vec)) {
							return true;
						}
					}
				}
			}
		}
		return false;
	}
	

}