1 /* 2 * Copyright (c) 1999, 2010, 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 /* @test 25 @bug 4241361 4842702 4985614 6646605 5032358 6923692 26 @summary Make sure we can read a zip file. 27 */ 28 29 import java.io.*; 30 import java.util.zip.*; 31 32 public class ReadZip { 33 private static void unreached (Object o) 34 throws Exception 35 { 36 // Should never get here 37 throw new Exception ("Expected exception was not thrown"); 38 } 39 40 public static void main(String args[]) throws Exception { 41 ZipFile zf = new ZipFile(new File(System.getProperty("test.src", "."), 42 "input.zip")); 43 44 // Make sure we throw NPE on null objects 45 try { unreached (zf.getEntry(null)); } 46 catch (NullPointerException e) {} 47 48 try { unreached (zf.getInputStream(null)); } 49 catch (NullPointerException e) {} 50 51 ZipEntry ze = zf.getEntry("ReadZip.java"); 52 if (ze == null) { 53 throw new Exception("cannot read from zip file"); 54 } 55 zf.close(); 56 57 // Make sure we can read the zip file that has some garbage 58 // bytes padded at the end. 59 FileInputStream fis = new FileInputStream( 60 new File(System.getProperty("test.src", "."), 61 "input.zip")); 62 File newZip = new File(System.getProperty("test.dir", "."), 63 "input2.zip"); 64 FileOutputStream fos = new FileOutputStream(newZip); 65 66 byte[] buf = new byte[1024]; 67 int n = 0; 68 while ((n = fis.read(buf)) != -1) { 69 fos.write(buf, 0, n); 70 } 71 fis.close(); 72 // pad some bytes 73 fos.write(1); fos.write(3); fos.write(5); fos.write(7); 74 fos.close(); 75 try { 76 zf = new ZipFile(newZip); 77 ze = zf.getEntry("ReadZip.java"); 78 if (ze == null) { 79 throw new Exception("cannot read from zip file"); 80 } 81 } finally { 82 zf.close(); 83 newZip.delete(); 84 } 85 86 // Read zip file comment 87 try { 88 89 ZipOutputStream zos = new ZipOutputStream( 90 new FileOutputStream(newZip)); 91 ze = new ZipEntry("ZipEntry"); 92 zos.putNextEntry(ze); 93 zos.write(1); zos.write(2); zos.write(3); zos.write(4); 94 zos.closeEntry(); 95 zos.setComment("This is the comment for testing"); 96 zos.close(); 97 98 zf = new ZipFile(newZip); 99 ze = zf.getEntry("ZipEntry"); 100 if (ze == null) 101 throw new Exception("cannot read entry from zip file"); 102 if (!"This is the comment for testing".equals(zf.getComment())) 103 throw new Exception("cannot read comment from zip file"); 104 } finally { 105 zf.close(); 106 newZip.delete(); 107 } 108 109 // Throw a FNF exception when read a non-existing zip file 110 try { unreached (new ZipFile( 111 new File(System.getProperty("test.src", "."), 112 "input" 113 + String.valueOf(new java.util.Random().nextInt()) 114 + ".zip"))); 115 } catch (FileNotFoundException fnfe) {} 116 } 117 }