/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2011, Open Source Geospatial Foundation (OSGeo)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*/
package org.geotools.feature.xpath;
import org.apache.commons.jxpath.ri.model.NodeIterator;
import org.apache.commons.jxpath.ri.model.NodePointer;
import org.opengis.feature.Attribute;
import org.opengis.feature.type.Name;
/**
* Special node iterator for {@link Attribute}.
*
* @author Justin Deoliveira (The Open Planning Project)
* @author Gabriel Roldan (Axios Engineering)
*
*
*
*
* @source $URL: http://svn.osgeo.org/geotools/trunk/modules/unsupported/app-schema/app-schema/src/main/java/org/geotools/feature/xpath/XmlAttributeNodeIterator.java $
*/
public class XmlAttributeNodeIterator implements NodeIterator {
/**
* The feature node pointer
*/
AttributeNodePointer pointer;
/**
* The feature.
*/
Attribute feature;
/**
* The name
*/
Name name;
int position = 0;
public XmlAttributeNodeIterator(AttributeNodePointer pointer, Name name) {
this.pointer = pointer;
this.name = name;
feature = (Attribute) pointer.getImmediateNode();
}
/**
* Always return 1, only a single property.
*/
public int getPosition() {
return position;
}
/**
* Return true if position == 1.
*/
public boolean setPosition(int position) {
this.position = position;
return position < 2;
}
public NodePointer getNodePointer() {
return new XmlAttributeNodePointer(pointer, feature, name);
}
}