Return a file with the given filename creating the necessary directories if not present. : Path « File « Java Tutorial

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/*
 * 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.
 */
import java.io.File;



public class Main {
  /**
   * Return a file with the given filename creating the necessary directories
   * if not present.
   * 
   * @param filename
   *            The file
   * @return The created File instance
   */
  public static File createFile(File destDir, String filename) {
      File file = new File(destDir, filename);
      File parent = file.getParentFile();
      if (parent != null)
          parent.mkdirs();
      return file;
  }
}