1 /* 2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 package sun.hotspot.tools.ctw; 25 26 import java.io.IOException; 27 import java.nio.file.DirectoryStream; 28 import java.nio.file.Files; 29 import java.nio.file.Path; 30 import java.util.concurrent.Executor; 31 32 /** 33 * Handler for dirs containing jar-files with classes to compile. 34 */ 35 public class ClassPathJarInDirEntry extends PathHandler { 36 37 public ClassPathJarInDirEntry(Path root, Executor executor) { 38 super(root, executor); 39 } 40 41 @Override 42 public void process() { 43 CompileTheWorld.OUT.println("# jar_in_dir: " + root); 44 if (!Files.exists(root)) { 45 return; 46 } 47 try (DirectoryStream<Path> ds 48 = Files.newDirectoryStream(root, "*.jar")) { 49 for (Path p : ds) { 50 new ClassPathJarEntry(p, executor).process(); 51 if (isFinished()) { 52 return; 53 } 54 } 55 } catch (IOException ioe) { 56 ioe.printStackTrace(); 57 } 58 } 59 60 @Override 61 public long classCount() { 62 try { 63 return Files.list(root) 64 .filter(p -> p.getFileName().toString().endsWith(".jar")) 65 .map(p -> new ClassPathJarEntry(p, executor)) 66 .mapToLong(ClassPathJarEntry::classCount).sum(); 67 } catch (IOException e) { 68 throw new Error("can not walk dir " + root + " : " 69 + e.getMessage(), e); 70 } 71 } 72 } 73