/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2004-2008, 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.validation.attributes;
import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.ConnectException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.xml.parsers.DocumentBuilderFactory;
import junit.framework.TestCase;
import org.geotools.data.simple.SimpleFeatureCollection;
import org.geotools.feature.IllegalAttributeException;
import org.geotools.geometry.jts.ReferencedEnvelope;
import org.opengis.feature.GeometryAttribute;
import org.opengis.feature.Property;
import org.opengis.feature.simple.SimpleFeature;
import org.opengis.feature.simple.SimpleFeatureType;
import org.opengis.feature.type.AttributeDescriptor;
import org.opengis.feature.type.Name;
import org.opengis.feature.type.PropertyDescriptor;
import org.opengis.filter.identity.FeatureId;
import org.opengis.referencing.crs.CoordinateReferenceSystem;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.InputSource;
import com.vividsolutions.jts.geom.Geometry;
/**
* GazetteerNameValidationTest purpose.
* <p>
* Description of GazetteerNameValidationTest ...
* </p>
*
* @author dzwiers, Refractions Research, Inc.
* @author $Author: sploreg $ (last modification)
*
* @source $URL$
* @version $Id$
*/
public class GazetteerNameValidationOnlineTest extends TestCase {
public GazetteerNameValidationOnlineTest(){super("");}
public GazetteerNameValidationOnlineTest(String s){super(s);}
public void XtestValidate() {
class TestFeature implements SimpleFeature {
Map attrs = new HashMap();
public SimpleFeatureCollection getParent(){return null;}
public void setParent(SimpleFeatureCollection collection){}
public SimpleFeatureType getFeatureType(){return null;}
public String getID(){return "";}
public FeatureId getIdentifier(){return null;}
public Object[] getAttributes(Object[] attributes){return attrs.entrySet().toArray();}
// used
public Object getAttribute(String xPath){return attrs.get(xPath);}
public Object getAttribute(int index){return attrs.entrySet().toArray()[index];}
public void setAttribute(int position, Object val) throws IllegalAttributeException, ArrayIndexOutOfBoundsException{}
public int getNumberOfAttributes(){return attrs.size();}
public void setAttributes(Object[] attributes) throws IllegalAttributeException{}
// used
public void setAttribute(String xPath, Object attribute)throws IllegalAttributeException{attrs.put(xPath,attribute);}
public void setDefaultGeometry(Geometry geometry) throws IllegalAttributeException{}
public ReferencedEnvelope getBounds(){return null;}
public Object getDefaultGeometryValue() {
return null;
}
public SimpleFeatureType getType() {
return null;
}
public List getTypes() {
return null;
}
public Object getValue(String name) {
return null;
}
public Object getValue(int index) {
return null;
}
public List getValues() {
return null;
}
public Object operation(String name, Object parameters) {
return null;
}
public void setDefaultGeometryValue(Object geometry) {
}
public void setValue(String name, Object value) {
}
public void setValue(int index, Object value) {
}
public void setValues(List values) {
}
public void setValues(Object[] values) {
}
public CoordinateReferenceSystem getCRS() {
return null;
}
public Geometry getDefaultGeometry() {
return null;
}
public Object getUserData(Object key) {
return null;
}
public void putUserData(Object key, Object value) {
}
public void setCRS(CoordinateReferenceSystem crs) {
}
public void setDefaultGeometry(GeometryAttribute geometryAttribute) {
}
public Collection associations() {
return null;
}
public Collection attributes() {
return null;
}
public Object get() {
return null;
}
public List get(Name name) {
return null;
}
public AttributeDescriptor getDescriptor() {
return null;
}
public void set(Object newValue) throws IllegalArgumentException {
}
public boolean nillable() {
return false;
}
public Object operation(Name name, List parameters) {
return null;
}
public PropertyDescriptor descriptor() {
return null;
}
public Name name() {
return null;
}
public List getAttributes() {
return null;
}
public Collection<? extends Property> getValue() {
return null;
}
public void setValue( List values ) {
}
public void setValue( Object values ) {
}
public Object getAttribute(Name name) {
return null;
}
public int getAttributeCount() {
return 0;
}
public void setAttribute(Name name, Object value) {
}
public void setAttributes(List<Object> values) {
}
public void setDefaultGeometry(Object geometry) {
}
public GeometryAttribute getDefaultGeometryProperty() {
return null;
}
public void setDefaultGeometryProperty(
GeometryAttribute geometryAttribute) {
}
public Collection<Property> getProperties(Name name) {
return null;
}
public Collection<Property> getProperties(String name) {
return null;
}
public Property getProperty(Name name) {
return null;
}
public Property getProperty(String name) {
return null;
}
public void setValue(Collection<Property> values) {
}
public Name getName() {
return null;
}
public Map<Object, Object> getUserData() {
return null;
}
public boolean isNillable() {
return false;
}
public Collection<Property> getProperties() {
return null;
}
public void validate() {
}
}
SimpleFeature f = new TestFeature();
try{f.setAttribute("CityName","Vancouver");}catch(Exception e){}
GazetteerNameValidation gnv = new GazetteerNameValidation();
gnv.setAttributeName("CityName");
try{gnv.setGazetteer(new URL("http://cgdi-dev.geoconnections.org/cgi-bin/prototypes/cgdigaz/cgdigaz.cgi?version=1.0&request=GetPlacenameGeometry&wildcards=false&geomtype=bbox"));}catch(Exception e){}
// ValidationResults results = new RoadValidationResults();
// if(!gnv.validate(f,null,results)){
// fail("Did not validate.");
// }
}
public void testURLConnection(){
String place = "Vancouver";
try{
URL gazetteerURL = new URL("http://cgdi-dev.geoconnections.org/cgi-bin/prototypes/cgdigaz/cgdigaz.cgi?version=1.0&request=GetPlacenameGeometry&wildcards=false&geomtype=bbox&placename="+place);
HttpURLConnection gazetteerConnection = (HttpURLConnection)gazetteerURL.openConnection();
// gazetteerConnection.setConnectTimeout(100);
if(!("OK".equals(gazetteerConnection.getResponseMessage())))
throw new Exception("An error occured creating the connection to the Gazetteer.");
InputStream gazetteerInputStream = gazetteerConnection.getInputStream();
InputStreamReader gazetteerInputStreamReader = new InputStreamReader(gazetteerInputStream);
BufferedReader gazetteerBufferedReader = new BufferedReader(gazetteerInputStreamReader);
InputSource gazetteerInputSource = new InputSource(gazetteerBufferedReader);
DocumentBuilderFactory dfactory = DocumentBuilderFactory.newInstance();
dfactory.setNamespaceAware(true);
// TODO turn on validation
dfactory.setValidating(false);
dfactory.setIgnoringComments(true);
dfactory.setCoalescing(true);
dfactory.setIgnoringElementContentWhitespace(true);
Document serviceDoc = dfactory.newDocumentBuilder().parse(gazetteerInputSource);
Element elem = serviceDoc.getDocumentElement();
// elem == SimpleFeatureCollection at this point
elem = getChildElement(elem,"queryInfo");
if(elem==null)
throw new NullPointerException("Invalid DOM tree returned by gazetteer.");
// this number is the number of instances found.
int number = Integer.parseInt(getChildText(elem,"numberOfResults"));
if(number>0){
// found vancouver!
}
else {
// did not find vancouver
// (but out plugin worked so we still pass the test
}
}
catch ( ConnectException timedOut ){
return; // ignore server must be down
} catch(Exception e){
e.printStackTrace();
fail(e.toString());
}
}
/**
* getChildElement purpose.
*
* <p>
* Used to help with XML manipulations. Returns the first child element of
* the specified name.
* </p>
*
* @param root The root element to look for children in.
* @param name The name of the child element to look for.
*
* @return The child element found, null if not found.
*
* @see getChildElement(Element,String,boolean)
*/
public static Element getChildElement(Element root, String name) {
Node child = root.getFirstChild();
while (child != null) {
if (child.getNodeType() == Node.ELEMENT_NODE) {
if (name.equals(child.getNodeName())) {
return (Element) child;
}
}
child = child.getNextSibling();
}
return null;
}
/**
* getChildText purpose.
*
* <p>
* Used to help with XML manipulations. Returns the first child text value
* of the specified element name.
* </p>
*
* @param root The root element to look for children in.
* @param childName The name of the attribute to look for.
*
* @return The value if the child was found, the null otherwise.
*/
public static String getChildText(Element root, String childName) {
Element elem = getChildElement(root, childName);
if (elem != null) {
Node child;
NodeList childs = elem.getChildNodes();
int nChilds = childs.getLength();
for (int i = 0; i < nChilds; i++) {
child = childs.item(i);
if (child.getNodeType() == Node.TEXT_NODE) {
return child.getNodeValue();
}
}
}
return null;
}
}