package org.simantics.help.core; import java.net.URL; import java.nio.file.Files; import java.nio.file.Path; import java.nio.file.Paths; import java.nio.file.StandardCopyOption; import org.eclipse.core.runtime.IPath; import org.eclipse.core.runtime.Platform; import org.eclipse.ui.plugin.AbstractUIPlugin; import org.osgi.framework.Bundle; import org.osgi.framework.BundleContext; /** * The activator class controls the plug-in life cycle */ public class Activator extends AbstractUIPlugin { // The plug-in ID public static final String PLUGIN_ID = "org.simantics.help.core"; //$NON-NLS-1$ public static final String HTML_FOLDER = "html"; // The shared instance private static Activator plugin; private static Path directory; /** * The constructor */ public Activator() { } /* * (non-Javadoc) * @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext) */ public void start(BundleContext context) throws Exception { super.start(context); plugin = this; Bundle bundle = context.getBundle(); IPath path = Platform.getStateLocation(bundle); Path p = Paths.get(path.toOSString()); directory = p.resolve(HTML_FOLDER); Files.createDirectories(directory); // Ensure that style.css is inside the html directory Path css = directory.resolve("style.css"); if (!Files.exists(css)) { Files.createFile(css); URL url = bundle.getEntry("css/style.css"); Files.copy(url.openStream(), css, StandardCopyOption.REPLACE_EXISTING); } } /* * (non-Javadoc) * @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext) */ public void stop(BundleContext context) throws Exception { plugin = null; super.stop(context); } /** * Returns the shared instance * * @return the shared instance */ public static Activator getDefault() { return plugin; } public static Path getHtmlDirectory() { return directory; } }