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  1. JDK
  2. JDK-8044727

Problem reading the contents of some zip files

    Details

    • Subcomponent:
    • Resolved In Build:
      b17
    • CPU:
      x86
    • OS:
      os_x

      Backports

        Description

        FULL PRODUCT VERSION :
        java version "1.8.0_05"
        Java(TM) SE Runtime Environment (build 1.8.0_05-b13)
        Java HotSpot(TM) 64-Bit Server VM (build 25.5-b02, mixed mode)


        ADDITIONAL OS VERSION INFORMATION :
        Mac OS 10.9.3

        A DESCRIPTION OF THE PROBLEM :
        On some zip files this error is thrown when reading:

        Exception in thread "main" java.util.zip.ZipException: invalid entry size (expected 0 but got 355764 bytes)


        REGRESSION. Last worked in version 7u55

        ADDITIONAL REGRESSION INFORMATION:
        So far any jdk8 version tested.

        java version "1.8.0_05"
        Java(TM) SE Runtime Environment (build 1.8.0_05-b13)
        Java HotSpot(TM) 64-Bit Server VM (build 25.5-b02, mixed mode)


        STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
        Standard code to read Zip files.

        EXPECTED VERSUS ACTUAL BEHAVIOR :
        EXPECTED -
        No error should occur.
        ACTUAL -
        An exception is thrown.

        ERROR MESSAGES/STACK TRACES THAT OCCUR :
        $ java ZipReader simple.zip
        Entry: QuickLook/Thumbnail.jpg len 4254 added 05/03/13
        Entry: QuickLook/Preview.pdf len 8102 added 05/03/13
        Entry: buildVersionHistory.plist len 355 added 05/03/13
        Entry: index.xml len 0 added 05/03/13
        Exception in thread "main" java.util.zip.ZipException: invalid entry size (expected 0 but got 355764 bytes)
        at java.util.zip.ZipInputStream.readEnd(ZipInputStream.java:383)
        at java.util.zip.ZipInputStream.read(ZipInputStream.java:196)
        at java.io.FilterInputStream.read(FilterInputStream.java:107)
        at ZipReader.main(ZipReader.java:47)


        REPRODUCIBILITY :
        This bug can be reproduced always.

        ---------- BEGIN SOURCE ----------
        import java.io.FileInputStream;
        import java.io.FileOutputStream;
        import java.io.InputStream;
        import java.util.Date;
        import java.util.zip.ZipEntry;
        import java.util.zip.ZipInputStream;

        public class ZipReader
        {
            // Parse the supplied .zip file
            public static void main(String args[]) throws Exception {
                if (args.length != 1) {
                    System.err.println("zipreader zipfile");
                    return;
                }

                byte[] buffer = new byte[2048];

                // open the zip file stream
                InputStream theFile = new FileInputStream(args[0]);
                ZipInputStream stream = new ZipInputStream(theFile);

                try {
                    // Just iterate through each zip file entry
                    ZipEntry entry;
                    while((entry = stream.getNextEntry()) != null) {
                        String s = String.format("Entry: %s len %d added %TD",
                                        entry.getName(), entry.getSize(),
                                        new Date(entry.getTime()));
                        System.out.println(s);

                        int len = 0;
                        while ((len = stream.read(buffer)) > 0) {
                            // NOTHING
                        }
                    }
                } finally {
                    stream.close();
                }
            }
        }

        // There does not appear to be any option I can see here to upload a sample zip that causes the problem.

        ---------- END SOURCE ----------

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                • Assignee:
                  sherman Xueming Shen
                  Reporter:
                  webbuggrp Webbug Group
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                  • Created:
                    Updated:
                    Resolved: