parallel/test/SPMDTest.java

package appl.parallel.test;

import java.awt.Rectangle;
import java.io.File;
import java.io.Serializable;
import java.util.Vector;

import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;

import org.apache.log4j.LogManager;
import org.apache.log4j.Logger;
import org.apache.log4j.PropertyConfigurator;

import schmitzm.data.WritableGridRaster;
import schmitzm.geotools.io.GeoImportUtil;
import appl.parallel.ComputingResourceContainer;
import appl.parallel.client.ClientDataServer;
import appl.parallel.client.RemoteEventHandler;
import appl.parallel.data.splittable.SplittableLLProxyGrid;
import appl.parallel.services.GlobalDiscoveryService;
import appl.parallel.spmd.SPMDClientController;
import appl.parallel.spmd.split.SplittableGrid;
import appl.util.RasterMetaData;
import appl.util.RasterUtil;
import edu.bonn.xulu.plugin.io.grid.array.WritableGridArrayFactory;

/**
 * Generated code for the test suite <b>SPMDTest</b> located at
 * <i>/XuluSVN/javasrc/appl/parallel/test/SPMDTest.testsuite</i>. This class
 * tests all the SPMD functionality, using only XULU/V and nearly nothing of
 * XULU
 */
public class SPMDTest extends TestCase implements Serializable {

        transient private final Logger LOG = LogManager.getLogger(this.getClass()
                        .getName());

        transient private ClientDataServer client;
        transient private Vector<ComputingResourceContainer> computingResources;
        transient private SPMDClientController clientController;

        transient SplittableGrid gridInput;
        transient SplittableGrid remoteInput;
        transient SplittableGrid localOutput;
        transient SplittableGrid remoteOutput;

        /**
         * Constructor for SPMDTest.
         * 
         * @param name
         */
        public SPMDTest(String name) {
                super(name);
        }

        /**
         * Returns the JUnit test suite that implements the <b>SPMDTest</b>
         * definition.
         */
        public static Test suite() {
                TestSuite sPMDTest = new TestSuite("SPMDTest");
//              sPMDTest.setArbiter(DefaultTestArbiter.INSTANCE).setId(
//                              "E873D66A70977ED2A98AAC10B54511DB");
//
//              sPMDTest.addTest(new SPMDTest("testSPMD").setId(
//                              "E873D66A70977ED2E5E8ED20B54511DB").setTestInvocationId(
//                              "E873D66A70977ED2EF7E3C00B54511DB"));
                return sPMDTest;
        }

        /**
         * @see junit.framework.TestCase#setUp()
         */
        protected void setUp() throws Exception {
                PropertyConfigurator.configure("xululog4j.cfg");
                computingResources = new GlobalDiscoveryService()
                                .getRemoteResources();

                for (ComputingResourceContainer computingRes : computingResources) {
                        System.out.println("DiscoveredRessource " + computingRes);
                }
                LOG.info("Discovery finished...");
                RemoteEventHandler handler = new RemoteEventHandler();
                client = new ClientDataServer(handler);
                clientController = new SPMDClientController(computingResources,null, client,handler);
                // ////////// Initialise data \\\\\\\\\\\\\
                WritableGridRaster baseGrid = GeoImportUtil
                                .readGridRasterFromArcInfoASCII(new File(
                                                "../Xulu-Data/minigrid2.arc")); // small data
//               "../Xulu-Data/large_clue_data/sc1gr0.0")); //large data
                gridInput = new SplittableLLProxyGrid(new WritableGridArrayFactory(),
                                new RasterMetaData(baseGrid));
                localOutput = new SplittableLLProxyGrid(new WritableGridArrayFactory(),
                                new RasterMetaData(baseGrid));
                remoteInput = new SplittableLLProxyGrid(new WritableGridArrayFactory(),
                                new RasterMetaData(baseGrid));
                remoteOutput = new SplittableLLProxyGrid(
                                new WritableGridArrayFactory(), new RasterMetaData(baseGrid));
                RasterUtil.copyInto(baseGrid, gridInput);
                RasterUtil.copyInto(baseGrid, remoteInput);
                //RasterUtil.copyInto(baseGrid, localOutput);
                //RasterUtil.copyInto(baseGrid, remoteOutput);
        }

        /**
         * @see junit.framework.TestCase#tearDown()
         */
        protected void tearDown() throws Exception {
                client.close();
                clientController.close();
                // GlobalDiscoveryService.getInstance().stopServices();
        }

        /**
         * TestSPMD
         * 
         * @throws Exception
         */
        public void testSPMD() throws Exception {
                int steps = 3;
                int neighborhoodRange = 6;
                System.out.println("Starting step 1: ");
                                
                /***********************************************************************
                 * START LOCAL ALGORITHM ******************** The simple Algorithm will
                 * calculate the average of the neighborhood und write the output to the
                 * coresponing cell in the output cell
                 **********************************************************************/

                Rectangle partition = new Rectangle(0, 0, gridInput.getWidth(),
                                gridInput.getHeight());
                if (gridInput.getWidth() < 20)
                        RasterUtil.printGrid(gridInput, 5, 1, "Input");
                
                for (int step = 0; step < steps; step++) {
//                       the overallsum is simply the sum over all elements
                        float overallSum = 0f;
                        long localStartTime = System.currentTimeMillis();
                        for (int y = 0; y < gridInput.getHeight(); y++)
                                for (int x = 0; x < gridInput.getWidth(); x++) {
                                        float tmp = gridInput.getRasterSampleAsFloat(x, y);
                                        if (!Float.isNaN(tmp))
                                                overallSum += tmp;
                                        // the local sum is simply the sum over all elements in the
                                        // neighborhood
                                        float localSum = 0;
                                        // number of cells over which the sum is calculated
                                        int noOfCells = 0;
                                        // for each cell: calculate the sum of all neighbors
                                        for (int y2 = y - neighborhoodRange; y2 <= y
                                                        + neighborhoodRange; y2++)
                                                for (int x2 = x - neighborhoodRange; x2 <= x
                                                                + neighborhoodRange; x2++)
                                                        // check if the coordinates are valid (inside the
                                                        // grid and not NaN)
                                                        if (partition.contains(x2, y2))
                                                                if (!Float.isNaN(gridInput
                                                                                .getRasterSampleAsFloat(x2, y2))) {
                                                                        localSum += gridInput
                                                                                        .getRasterSampleAsFloat(x2, y2);
                                                                        noOfCells++;
                                                                }

                                        localOutput.setRasterSample(localSum / (float) (noOfCells),
                                                        x, y);

                                }

                        System.out.print("Finished step " + (step+1) + " in "
                                        + ((System.currentTimeMillis() - localStartTime)) + " ms");
                        localStartTime = System.currentTimeMillis();
                        System.out.println(" with sum (local calculated): " + overallSum);
                        //copy values into results from output to input (for next step)
                        RasterUtil.copyInto(localOutput, gridInput);
                 }
                 if(gridInput.getWidth()<20)
                 RasterUtil.printGrid(localOutput, 5, 1, "Local Output");

                /***********************************************************************
                 * START REMOTE ALGORITHM
                 *  ******************** All the same..now remotely********************/
                 //set back the grid to the original input
                 
                 System.out
                                .println("******************* starting remote execution *****************");
                long remoteStartTime = System.currentTimeMillis();
                clientController.setNeighborhoodRange(neighborhoodRange);
                clientController.addToSplitControl(remoteInput, "inputGrid");
                clientController.addToSplitControl(remoteOutput, "outputGrid");
                System.out.println("After "
                                + ((System.currentTimeMillis() - remoteStartTime))
                                + "ms: finished with adding to splitcontroll");
                
                //********************** START STEP CONTROL *********************
                for (int step = 0; step < steps; step++) {
                        if(step > 0){
                                long updateStartTime = System.currentTimeMillis();
                                clientController.updateNeighborhood(remoteInput);
                                System.out.println("Update took:" + (System.currentTimeMillis()-updateStartTime));
                        }
                        try {
                                Object[] sum =clientController.runSPMDModelTask(
                                                new AverageNeighborhoodTestTask(), neighborhoodRange);
//                              add results
                                float overallSum = 0;
                                for (int i = 0; i < sum.length; i++)
                                        overallSum += (Float) sum[i];
                                System.out.println("finished step "
                                                + (step+1) + " in "
                                                + ((System.currentTimeMillis() - remoteStartTime))
                                                + "ms " + " with sum "+
                                                + overallSum);
                                remoteStartTime = System.currentTimeMillis();
                        } catch (Throwable e) {
                                // TODO Auto-generated catch block
                                e.printStackTrace();
                        }
                }
                //***************** END STEP CONTROL *****************************
                
                //After execution:
                // merge partitions and check if the local and remotely calculated
                // versions are equal
                remoteStartTime = System.currentTimeMillis();
                clientController.mergePartition(remoteOutput);
                System.out.println("Merging took another "
                                + ((System.currentTimeMillis() - remoteStartTime))
                                + "ms");
                // Thread.currentThread().sleep(10000);
                 if(remoteInput.getWidth()<20)
                         RasterUtil.printGrid(remoteOutput, 5, 1, "Remote Output");
                assertTrue(RasterUtil.checkEqual(remoteOutput, localOutput, true));
        }
}
1	mojays	2	package appl.parallel.test;
2
3			import java.awt.Rectangle;
4			import java.io.File;
5			import java.io.Serializable;
6			import java.util.Vector;
7
8			import junit.framework.Test;
9			import junit.framework.TestCase;
10			import junit.framework.TestSuite;
11
12			import org.apache.log4j.LogManager;
13			import org.apache.log4j.Logger;
14			import org.apache.log4j.PropertyConfigurator;
15
16			import schmitzm.data.WritableGridRaster;
17			import schmitzm.geotools.io.GeoImportUtil;
18			import appl.parallel.ComputingResourceContainer;
19	alfonx	78	import appl.parallel.client.ClientDataServer;
20	mojays	2	import appl.parallel.client.RemoteEventHandler;
21			import appl.parallel.data.splittable.SplittableLLProxyGrid;
22			import appl.parallel.services.GlobalDiscoveryService;
23			import appl.parallel.spmd.SPMDClientController;
24			import appl.parallel.spmd.split.SplittableGrid;
25			import appl.util.RasterMetaData;
26			import appl.util.RasterUtil;
27	alfonx	78	import edu.bonn.xulu.plugin.io.grid.array.WritableGridArrayFactory;
28	mojays	2
29			/**
30			* Generated code for the test suite <b>SPMDTest</b> located at
31			* <i>/XuluSVN/javasrc/appl/parallel/test/SPMDTest.testsuite</i>. This class
32			* tests all the SPMD functionality, using only XULU/V and nearly nothing of
33			* XULU
34			*/
35			public class SPMDTest extends TestCase implements Serializable {
36
37			transient private final Logger LOG = LogManager.getLogger(this.getClass()
38			.getName());
39
40			transient private ClientDataServer client;
41			transient private Vector<ComputingResourceContainer> computingResources;
42			transient private SPMDClientController clientController;
43
44			transient SplittableGrid gridInput;
45			transient SplittableGrid remoteInput;
46			transient SplittableGrid localOutput;
47			transient SplittableGrid remoteOutput;
48
49			/**
50			* Constructor for SPMDTest.
51			*
52			* @param name
53			*/
54			public SPMDTest(String name) {
55			super(name);
56			}
57
58			/**
59			* Returns the JUnit test suite that implements the <b>SPMDTest</b>
60			* definition.
61			*/
62			public static Test suite() {
63			TestSuite sPMDTest = new TestSuite("SPMDTest");
64			// sPMDTest.setArbiter(DefaultTestArbiter.INSTANCE).setId(
65			// "E873D66A70977ED2A98AAC10B54511DB");
66			//
67			// sPMDTest.addTest(new SPMDTest("testSPMD").setId(
68			// "E873D66A70977ED2E5E8ED20B54511DB").setTestInvocationId(
69			// "E873D66A70977ED2EF7E3C00B54511DB"));
70			return sPMDTest;
71			}
72
73			/**
74			* @see junit.framework.TestCase#setUp()
75			*/
76			protected void setUp() throws Exception {
77			PropertyConfigurator.configure("xululog4j.cfg");
78			computingResources = new GlobalDiscoveryService()
79			.getRemoteResources();
80
81			for (ComputingResourceContainer computingRes : computingResources) {
82			System.out.println("DiscoveredRessource " + computingRes);
83			}
84			LOG.info("Discovery finished...");
85			RemoteEventHandler handler = new RemoteEventHandler();
86			client = new ClientDataServer(handler);
87			clientController = new SPMDClientController(computingResources,null, client,handler);
88			// ////////// Initialise data \\\\\\\\\\\\\
89			WritableGridRaster baseGrid = GeoImportUtil
90			.readGridRasterFromArcInfoASCII(new File(
91			"../Xulu-Data/minigrid2.arc")); // small data
92			// "../Xulu-Data/large_clue_data/sc1gr0.0")); //large data
93			gridInput = new SplittableLLProxyGrid(new WritableGridArrayFactory(),
94			new RasterMetaData(baseGrid));
95			localOutput = new SplittableLLProxyGrid(new WritableGridArrayFactory(),
96			new RasterMetaData(baseGrid));
97			remoteInput = new SplittableLLProxyGrid(new WritableGridArrayFactory(),
98			new RasterMetaData(baseGrid));
99			remoteOutput = new SplittableLLProxyGrid(
100			new WritableGridArrayFactory(), new RasterMetaData(baseGrid));
101			RasterUtil.copyInto(baseGrid, gridInput);
102			RasterUtil.copyInto(baseGrid, remoteInput);
103			//RasterUtil.copyInto(baseGrid, localOutput);
104			//RasterUtil.copyInto(baseGrid, remoteOutput);
105			}
106
107			/**
108			* @see junit.framework.TestCase#tearDown()
109			*/
110			protected void tearDown() throws Exception {
111			client.close();
112			clientController.close();
113			// GlobalDiscoveryService.getInstance().stopServices();
114			}
115
116			/**
117			* TestSPMD
118			*
119			* @throws Exception
120			*/
121			public void testSPMD() throws Exception {
122			int steps = 3;
123			int neighborhoodRange = 6;
124			System.out.println("Starting step 1: ");
125
126			/***********************************************************************
127			* START LOCAL ALGORITHM ******************** The simple Algorithm will
128			* calculate the average of the neighborhood und write the output to the
129			* coresponing cell in the output cell
130			**********************************************************************/
131
132			Rectangle partition = new Rectangle(0, 0, gridInput.getWidth(),
133			gridInput.getHeight());
134			if (gridInput.getWidth() < 20)
135			RasterUtil.printGrid(gridInput, 5, 1, "Input");
136
137			for (int step = 0; step < steps; step++) {
138			// the overallsum is simply the sum over all elements
139			float overallSum = 0f;
140			long localStartTime = System.currentTimeMillis();
141			for (int y = 0; y < gridInput.getHeight(); y++)
142			for (int x = 0; x < gridInput.getWidth(); x++) {
143			float tmp = gridInput.getRasterSampleAsFloat(x, y);
144			if (!Float.isNaN(tmp))
145			overallSum += tmp;
146			// the local sum is simply the sum over all elements in the
147			// neighborhood
148			float localSum = 0;
149			// number of cells over which the sum is calculated
150			int noOfCells = 0;
151			// for each cell: calculate the sum of all neighbors
152			for (int y2 = y - neighborhoodRange; y2 <= y
153			+ neighborhoodRange; y2++)
154			for (int x2 = x - neighborhoodRange; x2 <= x
155			+ neighborhoodRange; x2++)
156			// check if the coordinates are valid (inside the
157			// grid and not NaN)
158			if (partition.contains(x2, y2))
159			if (!Float.isNaN(gridInput
160			.getRasterSampleAsFloat(x2, y2))) {
161			localSum += gridInput
162			.getRasterSampleAsFloat(x2, y2);
163			noOfCells++;
164			}
165
166			localOutput.setRasterSample(localSum / (float) (noOfCells),
167			x, y);
168
169			}
170
171			System.out.print("Finished step " + (step+1) + " in "
172			+ ((System.currentTimeMillis() - localStartTime)) + " ms");
173			localStartTime = System.currentTimeMillis();
174			System.out.println(" with sum (local calculated): " + overallSum);
175			//copy values into results from output to input (for next step)
176			RasterUtil.copyInto(localOutput, gridInput);
177			}
178			if(gridInput.getWidth()<20)
179			RasterUtil.printGrid(localOutput, 5, 1, "Local Output");
180
181			/***********************************************************************
182			* START REMOTE ALGORITHM
183			* ****************** All the same..now remotely******************/
184			//set back the grid to the original input
185
186			System.out
187			.println("***************** starting remote execution ***************");
188			long remoteStartTime = System.currentTimeMillis();
189			clientController.setNeighborhoodRange(neighborhoodRange);
190			clientController.addToSplitControl(remoteInput, "inputGrid");
191			clientController.addToSplitControl(remoteOutput, "outputGrid");
192			System.out.println("After "
193			+ ((System.currentTimeMillis() - remoteStartTime))
194			+ "ms: finished with adding to splitcontroll");
195
196			//******************** START STEP CONTROL *******************
197			for (int step = 0; step < steps; step++) {
198			if(step > 0){
199			long updateStartTime = System.currentTimeMillis();
200			clientController.updateNeighborhood(remoteInput);
201			System.out.println("Update took:" + (System.currentTimeMillis()-updateStartTime));
202			}
203			try {
204			Object[] sum =clientController.runSPMDModelTask(
205			new AverageNeighborhoodTestTask(), neighborhoodRange);
206			// add results
207			float overallSum = 0;
208			for (int i = 0; i < sum.length; i++)
209			overallSum += (Float) sum[i];
210			System.out.println("finished step "
211			+ (step+1) + " in "
212			+ ((System.currentTimeMillis() - remoteStartTime))
213			+ "ms " + " with sum "+
214			+ overallSum);
215			remoteStartTime = System.currentTimeMillis();
216			} catch (Throwable e) {
217			// TODO Auto-generated catch block
218			e.printStackTrace();
219			}
220			}
221			//*************** END STEP CONTROL ***************************
222
223			//After execution:
224			// merge partitions and check if the local and remotely calculated
225			// versions are equal
226			remoteStartTime = System.currentTimeMillis();
227			clientController.mergePartition(remoteOutput);
228			System.out.println("Merging took another "
229			+ ((System.currentTimeMillis() - remoteStartTime))
230			+ "ms");
231			// Thread.currentThread().sleep(10000);
232			if(remoteInput.getWidth()<20)
233			RasterUtil.printGrid(remoteOutput, 5, 1, "Remote Output");
234			assertTrue(RasterUtil.checkEqual(remoteOutput, localOutput, true));
235			}
236			}