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core module for querydsl

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/*
 * Copyright 2015, The Querydsl Team (http://www.querydsl.com/team)
 *
 * 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 com.querydsl.core.util;

import java.io.File;
import java.io.IOException;

/**
 * FileUtils provides File handling functionality
 *
 * @author tiwe
 */
public final class FileUtils {

  public static void delete(File file) throws IOException {
    if (file.isDirectory()) {
      for (File f : file.listFiles()) {
        delete(f);
      }
    }
    if (file.isDirectory() || file.isFile()) {
      if (!file.delete()) {
        throw new IllegalStateException("Deletion of " + file.getPath() + " failed");
      }
    }
  }

  private FileUtils() {}
}