[JGIT PATCH v4 18/24] Added WorkTree class which can be constructed over Repository.

@@ -986,4 +986,35 @@ public class Repository {
 	public File getWorkDir() {
 		return getDirectory().getParentFile();
 	}
+
+	/**
+	 * Creates a new {@link WorkTree} and initialize a repository for it.
+	 * 
+	 * @param workTreeDirectory
+	 *            the directory with the project files.
+	 * @return a new {@link WorkTree} with a new and open {@link Repository}.
+	 * @throws IOException
+	 *             thrown by {@link Repository#create()}
+	 */
+	public static WorkTree createWorkTree(File workTreeDirectory)
+			throws IOException {
+		final File gitDirectory = new File(workTreeDirectory,
+				Constants.REPOSITORY_DIRECTORY_NAME);
+		if (gitDirectory.exists()) {
+			throw new IllegalArgumentException(
+					"Repository exists in given project directory.");
+		}
+		final Repository repository = new Repository(gitDirectory);
+		try {
+			repository.create();
+			return new WorkTree(workTreeDirectory, repository);
+		} catch (RuntimeException e) {
+			repository.close();
+			throw e;
+		} catch (IOException e) {
+			repository.close();
+			throw e;
+		}
+	}
+
 }

@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2008, Florian Köberle <florianskarten@web.de>
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ *   copyright notice, this list of conditions and the following
+ *   disclaimer in the documentation and/or other materials provided
+ *   with the distribution.
+ *
+ * - Neither the name of the Git Development Community nor the
+ *   names of its contributors may be used to endorse or promote
+ *   products derived from this software without specific prior
+ *   written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
+ * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+package org.spearce.jgit.lib;
+
+import java.io.File;
+
+/**
+ * Represents a work tree controlled by git. Use {@link Repository} in order to
+ * create an object of this class.
+ * 
+ */
+public class WorkTree {
+	private final File directory;
+
+	private final Repository repository;
+
+	/**
+	 * This constructor should be only used by the class {@link Repository}.
+	 * 
+	 * @param directory
+	 *            defines the value of the directory field.
+	 * @param repository
+	 *            defines the value of the repository field.
+	 */
+	WorkTree(File directory, Repository repository) {
+		this.directory = directory;
+		this.repository = repository;
+	}
+
+	/**
+	 * 
+	 * @return the directory which contains the files of the project. Usually
+	 *         this directory contain a .git directory with the repository.
+	 */
+	public File getDirectory() {
+		return directory;
+	}
+
+	/**
+	 * @return the {@link Repository} object of the project.
+	 */
+	public Repository getRepository() {
+		return repository;
+	}
+
+}