org.apache.empire.db.codegen.util.FileUtils Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.empire.db.codegen.util;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.Closeable;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* File utilities
* TODO would be better to let these methods throw IOExceptions!
*
*/
public class FileUtils {
private static final Logger log = LoggerFactory.getLogger(FileUtils.class);
public static final String SEPARATOR = System.getProperty("file.separator");
private FileUtils()
{
// Utility class
}
/**
* Creates a directory structure due to a java package name within the specified folder.
* @param target, the target folder
* @param pack, the java package name
*/
public static File getFileFromPackage(File target, String pack) {
StringBuilder sb = new StringBuilder();
sb.append(target.getAbsolutePath()).append(SEPARATOR);
sb.append(pack.replace(".", SEPARATOR));
File f = new File(sb.toString());
if (!f.exists()) {
f.mkdirs();
}
return f;
}
/**
* Recursively cleans (removes) all files under the given
* directory. Note that this removes all sub-directories
* but not the parent directory.
* @param directory
*/
public static void cleanDirectory(File directory) {
boolean success;
if (directory.isDirectory())
{
String[] children = directory.list();
for (int i=0; i