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Payara-Embedded-All Distribution of the Payara Project
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
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* recipient has the option to distribute your version of this file under
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* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
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*/
package org.glassfish.installer.util;
import java.io.File;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.openinstaller.util.ClassUtils;
/**
* File/Directory related operations.
* @author sathyan
*/
public class FileUtils {
/* Check if the given dir/file is a Symbolic link or not.
* @param dirName File/Directory to verify.
* @return true/false.
*/
/* LOGGING */
private static final Logger LOGGER;
static {
LOGGER = Logger.getLogger(ClassUtils.getClassName());
}
static public boolean isSymLink(File dirName) throws IOException {
boolean symLink = true;
LOGGER.log(Level.FINEST, dirName.getAbsolutePath());
if (OSUtils.isWindows()) {
symLink =
dirName.getAbsolutePath().equalsIgnoreCase(dirName.getCanonicalPath());
} else {
symLink =
dirName.getAbsolutePath().equals(dirName.getCanonicalPath());
}
return symLink;
}
/* Recursively delete the given directory and its contents.
* @param objName File/Directory root to delete.
*/
static public void deleteDirectory(File objName) throws IOException {
File filesList[] = objName.listFiles();
for (File eachFile : filesList) {
LOGGER.log(Level.FINEST, eachFile.getAbsolutePath());
if (eachFile.isDirectory()) {
if (isSymLink(eachFile)) {
deleteDirectory(eachFile);
} else {
eachFile.delete();
}
}
if (eachFile.isFile()) {
eachFile.delete();
}
}
objName.delete();
}
/* Assign execute permissions on specified file/directory.
* @param tFile File object.
*/
public static void setExecutable(String fileName) throws SecurityException {
LOGGER.log(Level.FINEST, fileName);
if (isFileExist(fileName)) {
File tFile = new File(fileName);
tFile.setExecutable(true);
}
}
/* Assign execute permissions for all files in specified directory
* @param dirName content directory.
*/
public static void setAllFilesExecutable(String dirName) throws SecurityException {
LOGGER.log(Level.FINEST,dirName);
if (isFileExist(dirName)) {
File tDir = new File(dirName);
if (tDir.isDirectory()) {
File filesList[] = tDir.listFiles();
for (File eachFile : filesList) {
LOGGER.log(Level.FINEST, eachFile.getAbsolutePath());
if (eachFile.isFile()) {
eachFile.setExecutable(true);
}
}
}
}
}
/* return true/false if the given file exists.
* @param fileName file/directory to check.
* @return true/false.
*/
public static boolean isFileExist(String fileName) {
LOGGER.log(Level.FINEST, fileName);
return new File(fileName).exists();
}
/* Delete the given file.
* @param fileName file/directory to check.
* @return true/false.
*/
public static boolean deleteFile(String fileName) {
LOGGER.log(Level.FINEST, fileName);
if (!isFileExist(fileName)) {
return false;
}
return new File(fileName).delete();
}
/* Create directory.
* @param pathToCreate Directory path to create.
* @return true/false.
*/
public static boolean createDirectory(String pathToCreate) {
boolean retStatus = true;
LOGGER.log(Level.FINEST, pathToCreate);
try {
File dirPath = new File(pathToCreate);
dirPath.mkdirs();
} catch (Exception e) {
/* Cannot create, could possible be SecurityException */
retStatus = false;
}
return retStatus;
}
}