| gvSIG desktop 1

package org.gvsig.raster.dataaccess.cache;

import java.io.FileNotFoundException;

import junit.framework.TestCase;

import org.gvsig.raster.dataaccess.DataSource;

import org.gvsig.raster.dataaccess.buffer.RasterBuffer;

import org.gvsig.raster.driver.IBuffer;

import org.gvsig.raster.driver.NotSupportedExtensionException;

import org.gvsig.raster.driver.RasterDataset;

import org.gvsig.raster.driver.RasterDriverException;

import org.gvsig.raster.shared.RasterLibrary;

/**

 * Test para cach? de solo lectura. 

 * 

 * @author Nacho Brodin (nachobrodin@gmail.com)

 */

public class TestReadOnlyCache extends TestCase{

        private String baseDir = "./test-images/";

        private String path = baseDir + "03AUG23153350-M2AS-000000122423_01_P001-BROWSE.jpg";

        private RasterReadOnlyHugeBuffer cache = null;

        private RasterDataset f = null;

        private DataSource        ds = null;

        static{

                RasterLibrary.wakeUp();

        }

        public void start(){

                this.setUp();

                this.testStack();

        }

        public void setUp() {

                System.err.println("TestReadOnlyCache running...");        

                try {

                        f = RasterDataset.openFile(null, path);

                } catch (NotSupportedExtensionException e) {

                        e.printStackTrace();

                } catch (RasterDriverException e) {

                        e.printStackTrace();

                }

        }

        public void testStack(){

                try {

                        cache = new RasterReadOnlyHugeBuffer(f.getDataType(), f.getWidth(), f.getHeight(), f.getBandCount(), path);

                        int[] drawableBands = {0, 1, 2};

                        ds = new DataSource(f);

                        RasterBuffer.forceToLoadInReadOnlyCache = true;

                        ds.addDrawableBands(drawableBands);

                        ds.setAreaOfInterest(0, 0, f.getWidth(), f.getHeight());

                        IBuffer buf = ds.getRasterBuf();

                } catch (NotSupportedExtensionException e) {

                        e.printStackTrace();

                } catch (RasterDriverException e) {

                        e.printStackTrace();

                } catch (FileNotFoundException e) {

                        e.printStackTrace();

                }

        }

}