/* license-start
*
* Copyright (C) 2008 - 2013 Crispico, <http://www.crispico.com/>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation version 3.
*
* 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 General Public License for more details, at <http://www.gnu.org/licenses/>.
*
* Contributors:
* Crispico - Initial API and implementation
*
* license-end
*/
package org.flowerplatform.web.git.explorer;
import java.io.File;
import java.util.ArrayList;
import java.util.Collection;
import org.eclipse.jgit.lib.Repository;
import org.flowerplatform.common.util.Pair;
import org.flowerplatform.communication.tree.GenericTreeContext;
import org.flowerplatform.communication.tree.IChildrenProvider;
import org.flowerplatform.communication.tree.remote.TreeNode;
import org.flowerplatform.web.git.GitNodeType;
import org.flowerplatform.web.git.GitPlugin;
/**
* Parent node = Git Repositories virtual node (i.e. Pair<File, String>).<br/>
* Child node = repository, i.e. Repository.
*
* @author Cristina Constantinescu
*/
public class Repository_GitRepositoriesChildrenProvider implements IChildrenProvider {
@Override
public Collection<Pair<Object, String>> getChildrenForNode(Object node, TreeNode treeNode, GenericTreeContext context) {
@SuppressWarnings("unchecked")
File parentFile = (File) ((Pair<Object, String>) node).a;
File[] children = GitPlugin.getInstance().getUtils().getGitRepositoriesFile(parentFile).listFiles();
Collection<Pair<Object, String>> result = new ArrayList<Pair<Object, String>>(children.length);
for (File child : children) {
Repository repo = GitPlugin.getInstance().getUtils().getMainRepository(child);
if (repo != null) {
Pair<Object, String> pair = new Pair<Object, String>(repo, GitNodeType.NODE_TYPE_REPOSITORY);
result.add(pair);
}
}
return result;
}
@Override
public Boolean nodeHasChildren(Object node, TreeNode treeNode, GenericTreeContext context) {
@SuppressWarnings("unchecked")
File file = (File) ((Pair<Object, String>) node).a;
File gitRepos = GitPlugin.getInstance().getUtils().getGitRepositoriesFile(file);
return gitRepos.exists() && gitRepos.isDirectory() && gitRepos.list().length > 0;
}
}