compactxpathresult.java

随书的代码

package org.w3c.dom.xpath;

public interface XPathResult {

  public static final short ANY_TYPE                     = 0;
  public static final short NUMBER_TYPE                  = 1;
  public static final short STRING_TYPE                  = 2;
  public static final short BOOLEAN_TYPE                 = 3;
  public static final short UNORDERED_NODE_ITERATOR_TYPE = 4;
  public static final short ORDERED_NODE_ITERATOR_TYPE   = 5;
  public static final short UNORDERED_NODE_SNAPSHOT_TYPE = 6;
  public static final short ORDERED_NODE_SNAPSHOT_TYPE   = 7;
  public static final short ANY_UNORDERED_NODE_TYPE      = 8;
  public static final short FIRST_ORDERED_NODE_TYPE      = 9;

  public short   getResultType();
  
  public double  getNumberValue() throws XPathException;
  public String  getStringValue() throws XPathException;
  public boolean getBooleanValue() throws XPathException;
  public Node    getSingleNodeValue() throws XPathException;

  public boolean getInvalidIteratorState();
  public int     getSnapshotLength() throws XPathException; 
  public Node    iterateNext() throws XPathException, DOMException;
  public Node    snapshotItem(int index) throws XPathException;

}