| /* |
| * ProGuard -- shrinking, optimization, obfuscation, and preverification |
| * of Java bytecode. |
| * |
| * Copyright (c) 2002-2017 Eric Lafortune @ GuardSquare |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the Free |
| * Software Foundation; either version 2 of the License, or (at your option) |
| * any later version. |
| * |
| * This program is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| package proguard.io; |
| |
| import java.io.*; |
| |
| |
| /** |
| * This class can read a given file or directory, recursively, applying a given |
| * DataEntryReader to all files it comes across. |
| * |
| * @author Eric Lafortune |
| */ |
| public class DirectoryPump implements DataEntryPump |
| { |
| private final File directory; |
| |
| |
| public DirectoryPump(File directory) |
| { |
| this.directory = directory; |
| } |
| |
| |
| // Implementations for DataEntryPump. |
| |
| public void pumpDataEntries(DataEntryReader dataEntryReader) |
| throws IOException |
| { |
| if (!directory.exists()) |
| { |
| throw new IOException("No such file or directory"); |
| } |
| |
| readFiles(directory, dataEntryReader); |
| } |
| |
| |
| /** |
| * Reads the given subdirectory recursively, applying the given DataEntryReader |
| * to all files that are encountered. |
| */ |
| private void readFiles(File file, DataEntryReader dataEntryReader) |
| throws IOException |
| { |
| // Pass the file data entry to the reader. |
| dataEntryReader.read(new FileDataEntry(directory, file)); |
| |
| if (file.isDirectory()) |
| { |
| // Recurse into the subdirectory. |
| File[] listedFiles = file.listFiles(); |
| |
| for (int index = 0; index < listedFiles.length; index++) |
| { |
| File listedFile = listedFiles[index]; |
| try |
| { |
| readFiles(listedFile, dataEntryReader); |
| } |
| catch (IOException e) |
| { |
| throw (IOException)new IOException("Can't read ["+listedFile.getName()+"] ("+e.getMessage()+")").initCause(e); |
| } |
| } |
| } |
| } |
| } |