/*
* This library is part of OpenCms -
* the Open Source Content Management System
*
* Copyright (c) Alkacon Software GmbH (http://www.alkacon.com)
*
* 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; either
* version 2.1 of the License, or (at your option) any later version.
*
* 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.
*
* For further information about Alkacon Software GmbH, please see the
* company website: http://www.alkacon.com
*
* For further information about OpenCms, please see the
* project website: http://www.opencms.org
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.opencms.setup.comptest;
import com.alkacon.simapi.RenderSettings;
import com.alkacon.simapi.Simapi;
import com.alkacon.simapi.filter.ImageMath;
import com.alkacon.simapi.filter.RotateFilter;
import org.opencms.setup.CmsSetupBean;
import java.awt.image.BufferedImage;
import java.io.File;
import java.util.Arrays;
import java.util.Iterator;
import javax.imageio.ImageIO;
import javax.imageio.ImageReader;
import javax.imageio.ImageWriter;
/**
* Tests the image processing capabilities.<p>
*
* @since 6.1.8
*/
public class CmsSetupTestSimapi implements I_CmsSetupTest {
/** The test name. */
public static final String TEST_NAME = "Image Processing";
/**
* @see org.opencms.setup.comptest.I_CmsSetupTest#getName()
*/
public String getName() {
return TEST_NAME;
}
/**
* @see org.opencms.setup.comptest.I_CmsSetupTest#execute(org.opencms.setup.CmsSetupBean)
*/
public CmsSetupTestResult execute(CmsSetupBean setupBean) {
CmsSetupTestResult testResult = new CmsSetupTestResult(this);
boolean ok = true;
Throwable ex = null;
try {
RenderSettings settings = new RenderSettings(Simapi.RENDER_QUALITY);
settings.setCompressionQuality(0.85f);
Simapi simapi = new Simapi(settings);
ImageIO.scanForPlugins();
Iterator<ImageReader> pngReaders = ImageIO.getImageReadersByFormatName(Simapi.TYPE_PNG);
if (!pngReaders.hasNext()) {
throw (new Exception("No Java ImageIO readers for the PNG format are available."));
}
Iterator<ImageWriter> pngWriters = ImageIO.getImageWritersByFormatName(Simapi.TYPE_PNG);
if (!pngWriters.hasNext()) {
throw (new Exception("No Java ImageIO writers for the PNG format are available."));
}
String basePath = setupBean.getWebAppRfsPath();
if (!basePath.endsWith(File.separator)) {
basePath += File.separator;
}
basePath += "setup" + File.separator + "resources" + File.separator;
BufferedImage img1 = Simapi.read(basePath + "test1.png");
BufferedImage img3 = simapi.applyFilter(img1, new RotateFilter(ImageMath.PI));
simapi.write(img3, basePath + "test3.png", Simapi.TYPE_PNG);
BufferedImage img2 = Simapi.read(basePath + "test2.png");
ok = Arrays.equals(simapi.getBytes(img2, Simapi.TYPE_PNG), simapi.getBytes(img3, Simapi.TYPE_PNG));
} catch (Throwable e) {
ok = false;
ex = e;
}
if (ok) {
testResult.setResult(RESULT_PASSED);
testResult.setGreen();
} else {
testResult.setYellow();
if (ex != null) {
testResult.setResult(RESULT_FAILED);
testResult.setHelp(ex.toString());
testResult.setInfo("<p><code>-Djava.awt.headless=true</code> JVM parameter or X-Server may be missing.<br>"
+ "<b>You can continue the setup, but image processing will be disabled.</b></p>");
} else {
testResult.setResult(RESULT_WARNING);
testResult.setHelp("Image processing works but result does not exactly match.");
StringBuffer info = new StringBuffer();
info.append("<p>Please check the following images for visible differences:</p>");
info.append("<table width='100%'>");
info.append("<tr><th>Expected</th><th>Result</th></tr>");
info.append("<tr><td align='center' width='50%'><img src='resources/test2.png'></td>");
info.append("<td align='center' width='50%'><img src='resources/test3.png'></td></table>");
info.append("<p><b>You can continue the setup, but image processing may not always work as expected.</b></p>");
testResult.setInfo(info.toString());
}
}
return testResult;
}
}