Spring Framework example source code file (FileSystemUtilsTests.java)

This example Spring Framework source code file (FileSystemUtilsTests.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Spring Framework tags/keywords

exception, exception, file, file, filesystemutilstests, filesystemutilstests, io, testcase, testcase

The Spring Framework FileSystemUtilsTests.java source code

/*
 * Copyright 2002-2008 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.util;

import java.io.File;

import junit.framework.TestCase;

/**
 * @author Rob Harrop
 */
public class FileSystemUtilsTests extends TestCase {
	
	public void testDeleteRecursively() throws Exception {
		File root = new File("./tmp/root");
		File child = new File(root, "child");
		File grandchild = new File(child, "grandchild");
		
		grandchild.mkdirs();
		
		File bar = new File(child, "bar.txt");
		bar.createNewFile();
		
		assertTrue(root.exists());
		assertTrue(child.exists());
		assertTrue(grandchild.exists());
		assertTrue(bar.exists());
		
		FileSystemUtils.deleteRecursively(root);
		
		assertFalse(root.exists());
		assertFalse(child.exists());
		assertFalse(grandchild.exists());
		assertFalse(bar.exists());
	}
	
	public void testCopyRecursively() throws Exception {
		File src = new File("./tmp/src");
		File child = new File(src, "child");
		File grandchild = new File(child, "grandchild");
		
		grandchild.mkdirs();
		
		File bar = new File(child, "bar.txt");
		bar.createNewFile();
		
		assertTrue(src.exists());
		assertTrue(child.exists());
		assertTrue(grandchild.exists());
		assertTrue(bar.exists());
		
		File dest = new File("./dest");
		FileSystemUtils.copyRecursively(src, dest);
		
		assertTrue(dest.exists());
		assertTrue(new File(dest, child.getName()).exists());
		
		FileSystemUtils.deleteRecursively(src);
	}

}