Here you can find the source of newOutputStream(File file)
public static OutputStream newOutputStream(File file)
//package com.java2s; /**// w w w . j a v a2 s.co m * Copyright 2011 Andrew Hitchcock * * 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. */ import java.io.BufferedOutputStream; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.io.OutputStream; public class Main { public static OutputStream newOutputStream(File file) { try { if (!file.exists()) { file.getParentFile().mkdirs(); file.createNewFile(); } return new BufferedOutputStream(new FileOutputStream(file)); } catch (IOException e) { throw new RuntimeException(e); } } }