Java tutorial
//package com.java2s; /** * OpenAtlasForAndroid Project The MIT License (MIT) Copyright (OpenAtlasForAndroid) 2015 Bunny Blue,achellies Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. @author BunnyBlue * **/ import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.nio.ByteBuffer; import java.nio.channels.FileChannel; public class Main { static final int SYSTEM_ROOT_STATE_DISABLE = 0; public static void copyInputStreamToFile(InputStream inputStream, File file) throws IOException { FileOutputStream fileOutputStream = null; Throwable th; FileChannel fileChannel = null; try { fileOutputStream = new FileOutputStream(file); try { fileChannel = fileOutputStream.getChannel(); byte[] bArr = new byte[4096]; while (true) { int read = inputStream.read(bArr); if (read <= 0) { break; } fileChannel.write(ByteBuffer.wrap(bArr, SYSTEM_ROOT_STATE_DISABLE, read)); } if (inputStream != null) { try { inputStream.close(); } catch (Exception e) { e.printStackTrace(); } } if (fileChannel != null) { try { fileChannel.close(); } catch (Exception e2) { e2.printStackTrace(); } } if (fileOutputStream != null) { try { fileOutputStream.close(); } catch (Exception e22) { e22.printStackTrace(); } } } catch (Throwable th2) { th = th2; if (inputStream != null) { try { inputStream.close(); } catch (Exception e3) { e3.printStackTrace(); } } if (fileChannel != null) { try { fileChannel.close(); } catch (Exception e4) { e4.printStackTrace(); } } if (fileOutputStream != null) { try { fileOutputStream.close(); } catch (Exception e42) { e42.printStackTrace(); } } throw th; } } catch (Throwable th3) { th = th3; Object obj = fileChannel; if (inputStream != null) { inputStream.close(); } if (fileChannel != null) { fileChannel.close(); } if (fileOutputStream != null) { fileOutputStream.close(); } } } }