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From "Albretch Mueller (JIRA)" <j...@apache.org>
Subject [jira] [Created] (COMPRESS-137) TarArchiveEntry.getFile() always returns null + no way to get an InputStream from TarArchiveInputStream similar to what you do with (java.util.zip.ZipFile())..getInputStream(ZipEntry);
Date Mon, 27 Jun 2011 17:02:47 GMT
TarArchiveEntry.getFile() always returns null + no way to get an InputStream from TarArchiveInputStream
similar to what you do with (java.util.zip.ZipFile())..getInputStream(ZipEntry);
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

                 Key: COMPRESS-137
                 URL: https://issues.apache.org/jira/browse/COMPRESS-137
             Project: Commons Compress
          Issue Type: Bug
          Components: Compressors
    Affects Versions: 1.1
         Environment: $ uname -a
Linux Microknoppix 2.6.31.6 #4 SMP PREEMPT Tue Nov 10 19:11:11 CET 2009 i686 GNU/Linux

$ java -version
java version "1.6.0_16"
Java(TM) SE Runtime Environment (build 1.6.0_16-b01)
Java HotSpot(TM) Client VM (build 14.2-b01, mixed mode, sharing)

$ echo $CLASSPATH
/media/sdb3/prjx/Java/JUtils:/media/sdb3/prjx/Java/JUtils/jars/commons-compress-1.1.jar:.
            Reporter: Albretch Mueller
            Priority: Critical
             Fix For: 1.1


~ 
 this is a test run using httpd-2.2.19.tar[.gz,bz2] to show what I mean
~ 
 lbrtchx
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 
$ wget http://apache.cyberuse.com//httpd/httpd-2.2.19.tar.gz
--2011-06-27 11:21:46--  http://apache.cyberuse.com//httpd/httpd-2.2.19.tar.gz
Resolving apache.cyberuse.com... 174.132.149.89
Connecting to apache.cyberuse.com|174.132.149.89|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 7113418 (6.8M) [application/x-gzip]
Saving to: `httpd-2.2.19.tar.gz'

100%[===...===>] 7,113,418    296K/s   in 24s     

2011-06-27 11:22:10 (285 KB/s) - `httpd-2.2.19.tar.gz' saved [7113418/7113418]

$ wget http://apache.cyberuse.com//httpd/httpd-2.2.19.tar.bz2
--2011-06-27 11:22:19--  http://apache.cyberuse.com//httpd/httpd-2.2.19.tar.bz2
Resolving apache.cyberuse.com... 174.132.149.89
Connecting to apache.cyberuse.com|174.132.149.89|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 5322082 (5.1M) [application/x-bzip2]
Saving to: `httpd-2.2.19.tar.bz2'

100%[===...===>] 5,322,082    256K/s   in 25s     

2011-06-27 11:22:44 (207 KB/s) - `httpd-2.2.19.tar.bz2' saved [5322082/5322082]

$ wget http://www.apache.org/dist/httpd/httpd-2.2.19.tar.gz.md5
--2011-06-27 11:22:51--  http://www.apache.org/dist/httpd/httpd-2.2.19.tar.gz.md5
Resolving www.apache.org... 140.211.11.131
Connecting to www.apache.org|140.211.11.131|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 54 [text/plain]
Saving to: `httpd-2.2.19.tar.gz.md5'

100%[===...===>] 54          --.-K/s   in 0s      

2011-06-27 11:22:51 (4.23 MB/s) - `httpd-2.2.19.tar.gz.md5' saved [54/54]

$ wget http://www.apache.org/dist/httpd/httpd-2.2.19.tar.bz2.md5
--2011-06-27 11:23:02--  http://www.apache.org/dist/httpd/httpd-2.2.19.tar.bz2.md5
Resolving www.apache.org... 140.211.11.131
Connecting to www.apache.org|140.211.11.131|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 55 [text/plain]
Saving to: `httpd-2.2.19.tar.bz2.md5'

100%[===...===>] 55          --.-K/s   in 0s      

2011-06-27 11:23:02 (4.91 MB/s) - `httpd-2.2.19.tar.bz2.md5' saved [55/55]

$ ls -l httpd-2.2.19.tar.*
-rw-r--r-- 1 knoppix knoppix 5322082 May 21 18:58 httpd-2.2.19.tar.bz2
-rw-r--r-- 1 knoppix knoppix      55 May 21 18:58 httpd-2.2.19.tar.bz2.md5
-rw-r--r-- 1 knoppix knoppix 7113418 May 21 18:58 httpd-2.2.19.tar.gz
-rw-r--r-- 1 knoppix knoppix      54 May 21 18:58 httpd-2.2.19.tar.gz.md5
$ md5sum -b httpd-2.2.19.tar.bz2
832f96a6ec4b8fc7cf49b9efd4e89060 *httpd-2.2.19.tar.bz2
$ md5sum -b httpd-2.2.19.tar.gz
e9f5453e1e4d7aeb0e7ec7184c6784b5 *httpd-2.2.19.tar.gz
$ cat *.md5
832f96a6ec4b8fc7cf49b9efd4e89060 *httpd-2.2.19.tar.bz2
e9f5453e1e4d7aeb0e7ec7184c6784b5 *httpd-2.2.19.tar.gz

~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 


/*
 TarArchiveEntry.getFile() always returns null + no way to get an InputStream from TarArchiveInputStream
similar to what you do with (java.util.zip.ZipFile())..getInputStream(ZipEntry);
*/

import org.apache.commons.compress.compressors.bzip2.*;
import org.apache.commons.compress.compressors.gzip.*;
import org.apache.commons.compress.archivers.tar.*;
import org.apache.commons.compress.utils.*;
import org.apache.commons.compress.archivers.*;

import java.io.*;
import java.util.*;
import java.text.*;

// __ 
public class TAR00Test{
// __ 
 public static void main(String[] args){
// __ 
  TarArchiveInputStream TArkIS = null;
  TarArchiveEntry TArkEntry = null;

  File TARFl, IFl, IDir = new File("/media/sda1/prjx/sw/text_synch/XML_Fls/test");
  String[] aIFl = new String[]{"httpd-2.2.19.tar.bz2", "httpd-2.2.19.tar.gz"};

  String aFlPth;
// __ 
  try{
   for(int i = 0; (i < aIFl.length); ++i){
    IFl = new File(IDir, aIFl[i]);
    aFlPth = IFl.getCanonicalPath();
    if(IFl.exists()){
     aFlPth = aFlPth.toLowerCase();
// __ 
     if(aFlPth.endsWith(".tar.bz2")){
      TArkIS = new TarArchiveInputStream(new BZip2CompressorInputStream(new FileInputStream(IFl)));
     }
     else if(aFlPth.endsWith(".tar.gz")){
      TArkIS = new TarArchiveInputStream(new GzipCompressorInputStream(new FileInputStream(IFl)));
     }
     else{} // ...
// __ 
     TArkEntry = (TarArchiveEntry)TArkIS.getNextEntry();
     while(TArkEntry != null){
      if(!TArkEntry.isDirectory()){
       System.err.println(TArkEntry);
// __ org/apache/commons/compress/archivers/tar/TarArchiveEntry.html
       System.err.println("// __ getName: |" + TArkEntry.getName() + "|");
       System.err.println("// __ getSize: |" + TArkEntry.getSize() + "|");
       System.err.println("// __ getUserId: |" + TArkEntry.getUserId() + "|");
       System.err.println("// __ GroupId: |" + TArkEntry.getGroupId() + "|");
       System.err.println("// __ GroupName: |" + TArkEntry.getGroupName() + "|");
       System.err.println("// __ LastModifiedDate: |" + TArkEntry.getLastModifiedDate() +
"|");
       System.err.println("// __ LinkName: |" + TArkEntry.getLinkName() + "|");
       System.err.println("// __ Mode: |" + TArkEntry.getMode() + "|");
       System.err.println("// __ ModTime: |" + TArkEntry.getModTime() + "|");
       TARFl = TArkEntry.getFile();
       System.err.println("// __ File: |" + TARFl + "|");

       if(TARFl != null){ System.err.println("~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ *
~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ * ~"); }
       else{ System.err.println("~"); }

      }
      TArkEntry = (TarArchiveEntry)TArkIS.getNextEntry();
     }
// __ 
     TArkIS.close();
    }// (IFl.exists())
    else{ System.err.println("// __ File not found! |" + aFlPth + "|"); }
   }// i [0, aIFl.length)
  }catch(FileNotFoundException FlNFX){ FlNFX.printStackTrace(System.err); }
    catch(IOException IOX){ IOX.printStackTrace(System.err); }
 }
}


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