Appendix B: Java Language Binding

package org.w3c.dom.xpath;
public class XPathException extends RuntimeException {
 public XPathException(short code, String message) {
 super(message);
 this.code = code;
 }
 public short code;
 // XPathExceptionCode
 public static final short INVALID_EXPRESSION_ERR = 51;
 public static final short TYPE_ERR = 52;
}

package org.w3c.dom.xpath;
import org.w3c.dom.Node;
import org.w3c.dom.DOMException;
public interface XPathEvaluator {
 public XPathExpression createExpression(String expression, 
 XPathNSResolver resolver)
 throws XPathException, DOMException;
 public XPathNSResolver createNSResolver(Node nodeResolver);
 public Object evaluate(String expression, 
 Node contextNode, 
 XPathNSResolver resolver, 
 short type, 
 Object result)
 throws XPathException, DOMException;
}

package org.w3c.dom.xpath;
import org.w3c.dom.Node;
import org.w3c.dom.DOMException;
public interface XPathExpression {
 public Object evaluate(Node contextNode, 
 short type, 
 Object result)
 throws XPathException, DOMException;
}

package org.w3c.dom.xpath;
public interface XPathNSResolver {
 public String lookupNamespaceURI(String prefix);
}

package org.w3c.dom.xpath;
import org.w3c.dom.Node;
import org.w3c.dom.DOMException;
public interface XPathResult {
 // XPathResultType
 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;
}

package org.w3c.dom.xpath;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
public interface XPathNamespace extends Node {
 // XPathNodeType
 public static final short XPATH_NAMESPACE_NODE = 13;
 public Element getOwnerElement();
}