com.servoy.j2db.server.ngclient.startup.resourceprovider.ComponentResourcesExporter.java Source code

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Here is the source code for com.servoy.j2db.server.ngclient.startup.resourceprovider.ComponentResourcesExporter.java

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/*
 This file belongs to the Servoy development and deployment environment, Copyright (C) 1997-2014 Servoy BV
    
 This program is free software; you can redistribute it and/or modify it under
 the terms of the GNU Affero General Public License as published by the Free
 Software Foundation; either version 3 of the License, or (at your option) any
 later version.
    
 This program 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 Affero General Public License for more details.
    
 You should have received a copy of the GNU Affero General Public License along
 with this program; if not, see http://www.gnu.org/licenses or write to the Free
 Software Foundation,Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
 */

package com.servoy.j2db.server.ngclient.startup.resourceprovider;

import java.io.File;
import java.io.IOException;
import java.net.URL;
import java.util.Enumeration;

import org.apache.commons.io.FileUtils;
import org.apache.commons.io.FilenameUtils;

import com.servoy.j2db.server.ngclient.startup.Activator;

/**
 * Used in war Exporter to copy resources.
 * @author emera
 */
public class ComponentResourcesExporter {

    /**
     * Copy the default component packages to war.
     * @param path
     * @throws IOException 
     * @throws Exception 
     */
    public static void copyDefaultComponentsAndServices(File tmpWarDir) throws IOException {
        copy(Activator.getContext().getBundle().getEntryPaths("/war/"), tmpWarDir);
    }

    /**
     * Used in war export to create a components.properties file which is needed to load the components specs in war.
     * @return the locations of components folders relative to the war dir.
     */
    public static String getComponentDirectoryNames() {
        StringBuilder locations = new StringBuilder();
        Enumeration<String> paths = Activator.getContext().getBundle().getEntryPaths("/war/");
        while (paths.hasMoreElements()) {
            String name = paths.nextElement().replace("war/", "");
            if (name.endsWith("/") && !name.equals("js/") && !name.equals("css/") && !name.equals("templates/")
                    && !name.endsWith("services/")) {
                locations.append("/" + name + ";");
            }
        }
        locations.deleteCharAt(locations.length() - 1);
        return locations.toString();
    }

    /**
     * Used in war export to create a services.properties file, which is needed to load services specs in the war.
     * @return the locations of services folders relative to the war dir.
     */
    public static String getServicesDirectoryNames() {
        StringBuilder locations = new StringBuilder();
        Enumeration<String> paths = Activator.getContext().getBundle().getEntryPaths("/war/");
        while (paths.hasMoreElements()) {
            String name = paths.nextElement().replace("war/", "");
            if (name.endsWith("services/"))
                locations.append("/" + name + ";");
        }
        if (locations.length() > 0)
            locations.deleteCharAt(locations.length() - 1);
        return locations.toString();
    }

    /**
     * @param path
     * @param tmpWarDir
     * @throws IOException 
     */
    private static void copy(Enumeration<String> paths, File destDir) throws IOException {
        if (paths != null) {
            while (paths.hasMoreElements()) {
                String path = paths.nextElement();
                if (path.endsWith("/")) {
                    File targetDir = new File(destDir,
                            FilenameUtils.getName(path.substring(0, path.lastIndexOf("/"))));
                    copy(Activator.getContext().getBundle().getEntryPaths(path), targetDir);
                } else {
                    URL entry = Activator.getContext().getBundle().getEntry(path);
                    FileUtils.copyInputStreamToFile(entry.openStream(),
                            new File(destDir, FilenameUtils.getName(path)));
                }
            }
        }
    }
}