/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 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.data.wps;
import java.io.IOException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import junit.framework.TestCase;
import net.opengis.ows11.ExceptionReportType;
import net.opengis.wps10.DataType;
import net.opengis.wps10.ExecuteResponseType;
import net.opengis.wps10.InputDescriptionType;
import net.opengis.wps10.LiteralDataType;
import net.opengis.wps10.OutputDataType;
import net.opengis.wps10.ProcessBriefType;
import net.opengis.wps10.ProcessDescriptionType;
import net.opengis.wps10.ProcessDescriptionsType;
import net.opengis.wps10.ProcessOfferingsType;
import net.opengis.wps10.WPSCapabilitiesType;
import org.eclipse.emf.common.util.EList;
import org.geotools.data.wps.request.DescribeProcessRequest;
import org.geotools.data.wps.request.ExecuteProcessRequest;
import org.geotools.data.wps.response.DescribeProcessResponse;
import org.geotools.data.wps.response.ExecuteProcessResponse;
import org.geotools.ows.ServiceException;
import org.geotools.test.OnlineTestCase;
import com.vividsolutions.jts.geom.Geometry;
import com.vividsolutions.jts.geom.GeometryFactory;
import com.vividsolutions.jts.geom.LineString;
import com.vividsolutions.jts.geom.MultiLineString;
import com.vividsolutions.jts.geom.MultiPoint;
import com.vividsolutions.jts.geom.MultiPolygon;
import com.vividsolutions.jts.geom.Point;
import com.vividsolutions.jts.geom.Polygon;
import com.vividsolutions.jts.io.ParseException;
import com.vividsolutions.jts.io.WKTReader;
/**
* Test making requests by manually building up requests using the utility methods.
*
* @author GDavis
*
*
*
*
* @source $URL$
* http://svn.osgeo.org/geotools/trunk/modules/unsupported/wps/src/test/java/org/geotools
* /data/wps/OnlineWPSManualRequestTest.java $
*/
public class OnlineWPSManualRequestTest extends OnlineTestCase {
private WebProcessingService wps;
private URL url;
private String processIden;
/**
* The wps.geoserver fixture consisting of service and processId.
*/
@Override
protected String getFixtureId() {
return "wps";
}
public void connect() throws ServiceException, IOException {
if (fixture == null) {
return;
}
// local server
String serviceProperty = fixture.getProperty("service");
if (serviceProperty == null) {
throw new ServiceException(
"Service URL not provided by test fixture");
}
url = new URL(serviceProperty);
processIden = fixture.getProperty("processId");
wps = new WebProcessingService(url);
}
public void testGetCaps() throws ServiceException, IOException {
// don't run the test if the server is not up
if (fixture == null )
return;
WPSCapabilitiesType capabilities = wps.getCapabilities();
assertNotNull("capabilities shouldn't be null", capabilities);
ProcessOfferingsType processOfferings = capabilities
.getProcessOfferings();
assertNotNull("process offerings shouldn't be null", processOfferings);
EList processes = processOfferings.getProcess();
for (int i = 0; i < processes.size(); i++) {
ProcessBriefType process = (ProcessBriefType) processes.get(i);
// System.out.println(process.getTitle());
assertNotNull("process [" + process + " shouldn't be null",
process.getTitle());
}
}
public void testDescribeProcess() throws ServiceException, IOException {
// don't run the test if the server is not up
if (fixture == null )
return;
WPSCapabilitiesType capabilities = wps.getCapabilities();
// get the first process and describe it
ProcessOfferingsType processOfferings = capabilities
.getProcessOfferings();
EList processes = processOfferings.getProcess();
ProcessBriefType process = (ProcessBriefType) processes.get(0);
DescribeProcessRequest request = wps.createDescribeProcessRequest();
request.setIdentifier(process.getIdentifier().getValue());
// System.out.println(request.getFinalURL());
DescribeProcessResponse response = wps.issueRequest(request);
// System.out.println(response);
assertNotNull(response);
assertNotNull(response.getProcessDesc());
}
/**
* run multiple buffer tests with various geometry types
*
* @throws ParseException
* @throws IOException
* @throws ServiceException
*/
public void testExecuteProcessBufferLocal() throws ParseException,
ServiceException, IOException {
// don't run the test if the server is not up or we aren't doing local tests
if (fixture == null )
return;
// create the geometries to use for input
WKTReader reader = new WKTReader(new GeometryFactory());
Geometry geom1 = (Polygon) reader
.read("POLYGON((20 10, 30 0, 40 10, 30 20, 20 10))");
Geometry geom2 = (Point) reader.read("POINT (160 200)");
Geometry geom3 = (LineString) reader
.read("LINESTRING (100 240, 220 140, 380 240, 480 220)");
Geometry geom4 = (MultiLineString) reader
.read("MULTILINESTRING ((140 280, 180 180, 400 260), (340 120, 160 100, 80 200))");
Geometry geom5 = (MultiPoint) reader
.read("MULTIPOINT (180 180, 260 280, 340 200)");
Geometry geom6 = (MultiPolygon) reader
.read("MULTIPOLYGON (((160 320, 120 140, 360 140, 320 340, 160 320), (440 260, 580 140, 580 240, 440 260)))");
// run the local buffer execute test for each geom input
runExecuteProcessBufferLocal(geom1);
runExecuteProcessBufferLocal(geom2);
runExecuteProcessBufferLocal(geom3);
runExecuteProcessBufferLocal(geom4);
runExecuteProcessBufferLocal(geom5);
runExecuteProcessBufferLocal(geom6);
}
private void runExecuteProcessBufferLocal(Geometry geom1)
throws ServiceException, IOException, ParseException {
WPSCapabilitiesType capabilities = wps.getCapabilities();
// get the first process and execute it
ProcessOfferingsType processOfferings = capabilities
.getProcessOfferings();
EList processes = processOfferings.getProcess();
// ProcessBriefType process = (ProcessBriefType) processes.get(0);
// does the server contain the specific process I want
boolean found = false;
Iterator iterator = processes.iterator();
while (iterator.hasNext()) {
ProcessBriefType process = (ProcessBriefType) iterator.next();
if (process.getIdentifier().getValue()
.equalsIgnoreCase(processIden)) {
found = true;
break;
}
}
// exit test if my process doesn't exist on server
if (!found) {
return;
}
// do a full describeprocess on my process
// http://geoserver.itc.nl:8080/wps100/WebProcessingService?REQUEST=DescribeProcess&IDENTIFIER=org.n52.wps.server.algorithm.collapse.SimplePolygon2PointCollapse&VERSION=1.0.0&SERVICE=WPS
DescribeProcessRequest descRequest = wps.createDescribeProcessRequest();
descRequest.setIdentifier(processIden);
DescribeProcessResponse descResponse = wps.issueRequest(descRequest);
// based on the describeprocess, setup the execute
ProcessDescriptionsType processDesc = descResponse.getProcessDesc();
ExecuteProcessRequest exeRequest = wps.createExecuteProcessRequest();
exeRequest.setIdentifier(processIden);
// set input data
setLocalInputDataBufferPoly(exeRequest, processDesc, geom1);
// send the request
ExecuteProcessResponse response = wps.issueRequest(exeRequest);
// response should not be null and no exception should occur.
assertNotNull(response);
ExecuteResponseType executeResponse = response.getExecuteResponse();
assertNotNull(executeResponse);
ExceptionReportType exceptionResponse = response.getExceptionResponse();
assertNull(exceptionResponse);
// check that the result is expected
Geometry expected = geom1.buffer(350);
EList outputs = executeResponse.getProcessOutputs().getOutput();
OutputDataType output = (OutputDataType) outputs.get(0);
Geometry result = (Geometry) output.getData().getComplexData()
.getData().get(0);
// System.out.println(expected);
// System.out.println(result);
// assertTrue(expected.equals(result));
}
private void setLocalInputDataBufferPoly(ExecuteProcessRequest exeRequest,
ProcessDescriptionsType processDesc, Geometry geom1)
throws ParseException {
// this process takes 2 input, a geometry and a buffer amount.
ProcessDescriptionType pdt = (ProcessDescriptionType) processDesc
.getProcessDescription().get(0);
InputDescriptionType idt = (InputDescriptionType) pdt.getDataInputs()
.getInput().get(0);
// create input buffer
int bufferAmnt = 350;
// create and set the input on the exe request
if (idt.getIdentifier().getValue().equalsIgnoreCase("buffer")) {
// set buffer input
DataType input = WPSUtils.createInputDataType(bufferAmnt, idt);
List<DataType> list = new ArrayList<DataType>();
list.add(input);
exeRequest.addInput(idt.getIdentifier().getValue(), list);
// set geom input
idt = (InputDescriptionType) pdt.getDataInputs().getInput().get(1);
DataType input2 = WPSUtils.createInputDataType(geom1, idt);
List<DataType> list2 = new ArrayList<DataType>();
list2.add(input2);
exeRequest.addInput(idt.getIdentifier().getValue(), list2);
} else {
// set geom input
DataType input2 = WPSUtils.createInputDataType(geom1, idt);
List<DataType> list2 = new ArrayList<DataType>();
list2.add(input2);
exeRequest.addInput(idt.getIdentifier().getValue(), list2);
// set buffer input
idt = (InputDescriptionType) pdt.getDataInputs().getInput().get(1);
DataType input = WPSUtils.createInputDataType(bufferAmnt, idt);
List<DataType> list = new ArrayList<DataType>();
list.add(input);
exeRequest.addInput(idt.getIdentifier().getValue(), list);
}
}
public void testExecuteProcessBuffer52N() throws ServiceException,
IOException, ParseException {
// don't run the test if the server is not up or if we are doing local tests
if (fixture == null )
return;
WPSCapabilitiesType capabilities = wps.getCapabilities();
// get the first process and execute it
ProcessOfferingsType processOfferings = capabilities
.getProcessOfferings();
EList processes = processOfferings.getProcess();
// ProcessBriefType process = (ProcessBriefType) processes.get(0);
// does the server contain the specific process I want
boolean found = false;
Iterator iterator = processes.iterator();
while (iterator.hasNext()) {
ProcessBriefType process = (ProcessBriefType) iterator.next();
if (process.getIdentifier().getValue()
.equalsIgnoreCase(processIden)) {
found = true;
break;
}
}
// exit test if my process doesn't exist on server
if (!found) {
return;
}
// do a full describeprocess on my process
// http://geoserver.itc.nl:8080/wps100/WebProcessingService?REQUEST=DescribeProcess&IDENTIFIER=org.n52.wps.server.algorithm.collapse.SimplePolygon2PointCollapse&VERSION=1.0.0&SERVICE=WPS
DescribeProcessRequest descRequest = wps.createDescribeProcessRequest();
descRequest.setIdentifier(processIden);
DescribeProcessResponse descResponse = wps.issueRequest(descRequest);
// based on the describeprocess, setup the execute
ProcessDescriptionsType processDesc = descResponse.getProcessDesc();
ExecuteProcessRequest exeRequest = wps.createExecuteProcessRequest();
exeRequest.setIdentifier(processIden);
// set input data
set52NInputData(exeRequest, processDesc);
// send the request
ExecuteProcessResponse response = wps.issueRequest(exeRequest);
// response should not be null and no exception should occur.
assertNotNull(response);
assertNotNull(response.getExecuteResponse());
ExceptionReportType exceptionResponse = response.getExceptionResponse();
assertNull(exceptionResponse);
}
private void set52NInputData(ExecuteProcessRequest exeRequest,
ProcessDescriptionsType processDesc) throws ParseException {
// this process takes 1 input, a building polygon to collapse.
ProcessDescriptionType pdt = (ProcessDescriptionType) processDesc
.getProcessDescription().get(0);
InputDescriptionType idt = (InputDescriptionType) pdt.getDataInputs()
.getInput().get(0);
// create a polygon for the input
WKTReader reader = new WKTReader(new GeometryFactory());
Geometry geom1 = (Polygon) reader
.read("POLYGON((20 10, 30 0, 40 10, 30 20, 20 10))");
// create and set the input on the exe request
DataType input = WPSUtils.createInputDataType(geom1, idt);
List<DataType> list = new ArrayList<DataType>();
list.add(input);
exeRequest.addInput(idt.getIdentifier().getValue(), list);
}
/**
* Do some more local process tests, such as union
*
* @throws ServiceException
* @throws IOException
* @throws ParseException
*/
public void testExecuteLocalUnion() throws ServiceException, IOException,
ParseException {
// don't run the test if the server is not up
if (fixture == null )
return;
String processIdenLocal = "Union";
WPSCapabilitiesType capabilities = wps.getCapabilities();
// get the first process and execute it
ProcessOfferingsType processOfferings = capabilities
.getProcessOfferings();
EList processes = processOfferings.getProcess();
// ProcessBriefType process = (ProcessBriefType) processes.get(0);
// does the server contain the specific process I want
boolean found = false;
Iterator iterator = processes.iterator();
while (iterator.hasNext()) {
ProcessBriefType process = (ProcessBriefType) iterator.next();
if (process.getIdentifier().getValue()
.equalsIgnoreCase(processIdenLocal)) {
found = true;
break;
}
}
// exit test if my process doesn't exist on server
if (!found) {
return;
}
// do a full describeprocess on my process
DescribeProcessRequest descRequest = wps.createDescribeProcessRequest();
descRequest.setIdentifier(processIdenLocal);
DescribeProcessResponse descResponse = wps.issueRequest(descRequest);
// based on the describeprocess, setup the execute
ProcessDescriptionsType processDesc = descResponse.getProcessDesc();
ExecuteProcessRequest exeRequest = wps.createExecuteProcessRequest();
exeRequest.setIdentifier(processIdenLocal);
setLocalInputDataUnion(exeRequest, processDesc);
// send the request
ExecuteProcessResponse response = wps.issueRequest(exeRequest);
// response should not be null and no exception should occur.
assertNotNull(response);
assertNotNull(response.getExecuteResponse());
ExceptionReportType exceptionResponse = response.getExceptionResponse();
assertNull(exceptionResponse);
}
private void setLocalInputDataUnion(ExecuteProcessRequest exeRequest,
ProcessDescriptionsType processDesc) throws ParseException {
// this process takes 2+ inputs, all geometries to union together.
ProcessDescriptionType pdt = (ProcessDescriptionType) processDesc
.getProcessDescription().get(0);
InputDescriptionType idt = (InputDescriptionType) pdt.getDataInputs()
.getInput().get(0);
// create polygons for the input
WKTReader reader = new WKTReader(new GeometryFactory());
Geometry geom1 = (Polygon) reader
.read("POLYGON((20 10, 30 0, 40 10, 30 20, 20 10))");
Geometry geom2 = (Polygon) reader
.read("POLYGON((20 30, 30 0, 20 20, 80 20, 20 30))");
Geometry geom3 = (Polygon) reader
.read("POLYGON((177 10, 30 88, 40 70, 46 20, 177 10))");
Geometry geom4 = (Polygon) reader
.read("POLYGON((5 10, 5 0, 13 10, 5 20, 5 10))");
// create and set the input on the exe request
if (idt.getIdentifier().getValue().equalsIgnoreCase("geom")) {
// set geom inputs
List<DataType> list = new ArrayList<DataType>();
DataType input = WPSUtils.createInputDataType(geom1, idt);
DataType input2 = WPSUtils.createInputDataType(geom2, idt);
DataType input3 = WPSUtils.createInputDataType(geom3, idt);
DataType input4 = WPSUtils.createInputDataType(geom4, idt);
list.add(input);
list.add(input2);
list.add(input3);
list.add(input4);
exeRequest.addInput(idt.getIdentifier().getValue(), list);
}
}
/**
* Do some more local process tests, such as double addtion
*
* @throws ServiceException
* @throws IOException
* @throws ParseException
*/
public void testExecuteLocalAdd() throws ServiceException, IOException,
ParseException {
// don't run the test if the server is not up
if (fixture == null ) return;
String processIdenLocal = "DoubleAddition";
WPSCapabilitiesType capabilities = wps.getCapabilities();
// get the first process and execute it
ProcessOfferingsType processOfferings = capabilities
.getProcessOfferings();
EList processes = processOfferings.getProcess();
// ProcessBriefType process = (ProcessBriefType) processes.get(0);
// does the server contain the specific process I want
boolean found = false;
Iterator iterator = processes.iterator();
while (iterator.hasNext()) {
ProcessBriefType process = (ProcessBriefType) iterator.next();
if (process.getIdentifier().getValue()
.equalsIgnoreCase(processIdenLocal)) {
found = true;
break;
}
}
// exit test if my process doesn't exist on server
if (!found) {
return;
}
// do a full describeprocess on my process
DescribeProcessRequest descRequest = wps.createDescribeProcessRequest();
descRequest.setIdentifier(processIdenLocal);
DescribeProcessResponse descResponse = wps.issueRequest(descRequest);
// based on the describeprocess, setup the execute
ProcessDescriptionsType processDesc = descResponse.getProcessDesc();
ExecuteProcessRequest exeRequest = wps.createExecuteProcessRequest();
exeRequest.setIdentifier(processIdenLocal);
setLocalInputDataAdd(exeRequest, processDesc);
// send the request
ExecuteProcessResponse response = wps.issueRequest(exeRequest);
// response should not be null and no exception should occur.
assertNotNull(response);
ExecuteResponseType executeResponse = response.getExecuteResponse();
assertNotNull(executeResponse);
ExceptionReportType exceptionResponse = response.getExceptionResponse();
assertNull(exceptionResponse);
// check result correctness
EList outputs = executeResponse.getProcessOutputs().getOutput();
assertTrue(!outputs.isEmpty());
OutputDataType output = (OutputDataType) outputs.get(0);
LiteralDataType literalData = output.getData().getLiteralData();
String value = literalData.getValue();
Double result = new Double(value);
Double expected = 77.84 + 40039.229;
assertEquals(result, expected);
}
private void setLocalInputDataAdd(ExecuteProcessRequest exeRequest,
ProcessDescriptionsType processDesc) throws ParseException {
// this process takes 2 inputs, two double to add together.
ProcessDescriptionType pdt = (ProcessDescriptionType) processDesc
.getProcessDescription().get(0);
InputDescriptionType idt = (InputDescriptionType) pdt.getDataInputs()
.getInput().get(0);
// create doubles for the input
Double d1 = 77.84;
Double d2 = 40039.229;
// create and set the input on the exe request
List<DataType> list = new ArrayList<DataType>();
DataType input = WPSUtils.createInputDataType(d1, idt);
list.add(input);
exeRequest.addInput(idt.getIdentifier().getValue(), list);
InputDescriptionType idt2 = (InputDescriptionType) pdt.getDataInputs()
.getInput().get(1);
List<DataType> list2 = new ArrayList<DataType>();
DataType input2 = WPSUtils.createInputDataType(d2, idt2);
list2.add(input2);
exeRequest.addInput(idt2.getIdentifier().getValue(), list2);
}
}