VirtualJarInputStream

java.lang.Object
- java.io.InputStream
- - java.io.FilterInputStream
  - - java.util.zip.InflaterInputStream
    - - java.util.zip.ZipInputStream
      - java.util.jar.JarInputStream
        
        org.jboss.vfs.VirtualJarInputStream

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable
```
public class VirtualJarInputStream
extends java.util.jar.JarInputStream
```
Virtual JarInputStream used for representing any VFS directory as a JarInputStream.

Nested Class Summary

Nested Classes
Modifier and Type Class and Description

static class VirtualJarInputStream.VirtualJarEntry
Virtual JarEntry used for representing a child VirtualFile as a JarEntry.

Nested Classes
Modifier and Type	Class and Description
`static class`	`VirtualJarInputStream.VirtualJarEntry` Virtual JarEntry used for representing a child VirtualFile as a JarEntry.

Field Summary

Fields
Modifier and Type	Field and Description
`static int`	`CENATT`
`static int`	`CENATX`
`static int`	`CENCOM`
`static int`	`CENCRC`
`static int`	`CENDSK`
`static int`	`CENEXT`
`static int`	`CENFLG`
`static int`	`CENHDR`
`static int`	`CENHOW`
`static int`	`CENLEN`
`static int`	`CENNAM`
`static int`	`CENOFF`
`static long`	`CENSIG`
`static int`	`CENSIZ`
`static int`	`CENTIM`
`static int`	`CENVEM`
`static int`	`CENVER`
`private boolean`	`closed`
`private java.io.InputStream`	`currentEntryStream`
`static int`	`ENDCOM`
`static int`	`ENDHDR`
`static int`	`ENDOFF`
`static long`	`ENDSIG`
`static int`	`ENDSIZ`
`static int`	`ENDSUB`
`static int`	`ENDTOT`
`private java.util.Deque<java.util.Iterator<VirtualFile>>`	`entryItr`
`static int`	`EXTCRC`
`static int`	`EXTHDR`
`static int`	`EXTLEN`
`static long`	`EXTSIG`
`static int`	`EXTSIZ`
`static int`	`LOCCRC`
`static int`	`LOCEXT`
`static int`	`LOCFLG`
`static int`	`LOCHDR`
`static int`	`LOCHOW`
`static int`	`LOCLEN`
`static int`	`LOCNAM`
`static long`	`LOCSIG`
`static int`	`LOCSIZ`
`static int`	`LOCTIM`
`static int`	`LOCVER`
`private java.util.jar.Manifest`	`manifest`
`private static VirtualFileFilter`	`MANIFEST_FILTER`
`private static java.lang.String`	`MANIFEST_NAME`
`private static java.lang.String`	`META_INF_DIR`
`private VirtualFile`	`root`

Fields inherited from class java.util.zip.InflaterInputStream
buf, inf, len

Fields inherited from class java.io.FilterInputStream
in

Constructor Summary

Constructors
Constructor and Description

VirtualJarInputStream(VirtualFile root)
Construct a VirtualJarInputStream from a VirtualFile root

Constructors
Constructor and Description
`VirtualJarInputStream(VirtualFile root)` Construct a `VirtualJarInputStream` from a `VirtualFile` root

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`int`	`available()` *
`private int`	`checkForEoSAndReturn(int result)` Check to see if the result is the EOF and if so exchange the current entry stream with the empty stream.
`void`	`close()` *
`void`	`closeEntry()` *
`private void`	`ensureOpen()` *
`private java.lang.String`	`fixDirectoryName(java.lang.String name)` Make sure directory names end with a trailing slash
`private java.lang.String`	`getEntryName(VirtualFile entry)` Get the entry name from a VirtualFile.
`java.util.jar.Manifest`	`getManifest()` *
`java.util.zip.ZipEntry`	`getNextEntry()` *
`java.util.jar.JarEntry`	`getNextJarEntry()` *
`private void`	`openCurrent(VirtualFile current)` Open the current virtual file as the current JarEntry stream.
`int`	`read()` *
`int`	`read(byte[] b)` *
`int`	`read(byte[] b, int off, int len)` *
`long`	`skip(long n)` *

Methods inherited from class java.util.jar.JarInputStream
createZipEntry

Methods inherited from class java.util.zip.InflaterInputStream
fill, mark, markSupported, reset

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - MANIFEST_NAME
```
private static final java.lang.String MANIFEST_NAME
```
    See Also:
    
    Constant Field Values
  - META_INF_DIR
```
private static final java.lang.String META_INF_DIR
```
    See Also:
    
    Constant Field Values
  - MANIFEST_FILTER
```
private static final VirtualFileFilter MANIFEST_FILTER
```
  - entryItr
```
private final java.util.Deque<java.util.Iterator<VirtualFile>> entryItr
```
  - root
```
private final VirtualFile root
```
  - manifest
```
private final java.util.jar.Manifest manifest
```
  - currentEntryStream
```
private java.io.InputStream currentEntryStream
```
  - closed
```
private boolean closed
```
  - LOCSIG
```
public static final long LOCSIG
```
    See Also:
    
    Constant Field Values
  - EXTSIG
```
public static final long EXTSIG
```
    See Also:
    
    Constant Field Values
  - CENSIG
```
public static final long CENSIG
```
    See Also:
    
    Constant Field Values
  - ENDSIG
```
public static final long ENDSIG
```
    See Also:
    
    Constant Field Values
  - LOCHDR
```
public static final int LOCHDR
```
    See Also:
    
    Constant Field Values
  - EXTHDR
```
public static final int EXTHDR
```
    See Also:
    
    Constant Field Values
  - CENHDR
```
public static final int CENHDR
```
    See Also:
    
    Constant Field Values
  - ENDHDR
```
public static final int ENDHDR
```
    See Also:
    
    Constant Field Values
  - LOCVER
```
public static final int LOCVER
```
    See Also:
    
    Constant Field Values
  - LOCFLG
```
public static final int LOCFLG
```
    See Also:
    
    Constant Field Values
  - LOCHOW
```
public static final int LOCHOW
```
    See Also:
    
    Constant Field Values
  - LOCTIM
```
public static final int LOCTIM
```
    See Also:
    
    Constant Field Values
  - LOCCRC
```
public static final int LOCCRC
```
    See Also:
    
    Constant Field Values
  - LOCSIZ
```
public static final int LOCSIZ
```
    See Also:
    
    Constant Field Values
  - LOCLEN
```
public static final int LOCLEN
```
    See Also:
    
    Constant Field Values
  - LOCNAM
```
public static final int LOCNAM
```
    See Also:
    
    Constant Field Values
  - LOCEXT
```
public static final int LOCEXT
```
    See Also:
    
    Constant Field Values
  - EXTCRC
```
public static final int EXTCRC
```
    See Also:
    
    Constant Field Values
  - EXTSIZ
```
public static final int EXTSIZ
```
    See Also:
    
    Constant Field Values
  - EXTLEN
```
public static final int EXTLEN
```
    See Also:
    
    Constant Field Values
  - CENVEM
```
public static final int CENVEM
```
    See Also:
    
    Constant Field Values
  - CENVER
```
public static final int CENVER
```
    See Also:
    
    Constant Field Values
  - CENFLG
```
public static final int CENFLG
```
    See Also:
    
    Constant Field Values
  - CENHOW
```
public static final int CENHOW
```
    See Also:
    
    Constant Field Values
  - CENTIM
```
public static final int CENTIM
```
    See Also:
    
    Constant Field Values
  - CENCRC
```
public static final int CENCRC
```
    See Also:
    
    Constant Field Values
  - CENSIZ
```
public static final int CENSIZ
```
    See Also:
    
    Constant Field Values
  - CENLEN
```
public static final int CENLEN
```
    See Also:
    
    Constant Field Values
  - CENNAM
```
public static final int CENNAM
```
    See Also:
    
    Constant Field Values
  - CENEXT
```
public static final int CENEXT
```
    See Also:
    
    Constant Field Values
  - CENCOM
```
public static final int CENCOM
```
    See Also:
    
    Constant Field Values
  - CENDSK
```
public static final int CENDSK
```
    See Also:
    
    Constant Field Values
  - CENATT
```
public static final int CENATT
```
    See Also:
    
    Constant Field Values
  - CENATX
```
public static final int CENATX
```
    See Also:
    
    Constant Field Values
  - CENOFF
```
public static final int CENOFF
```
    See Also:
    
    Constant Field Values
  - ENDSUB
```
public static final int ENDSUB
```
    See Also:
    
    Constant Field Values
  - ENDTOT
```
public static final int ENDTOT
```
    See Also:
    
    Constant Field Values
  - ENDSIZ
```
public static final int ENDSIZ
```
    See Also:
    
    Constant Field Values
  - ENDOFF
```
public static final int ENDOFF
```
    See Also:
    
    Constant Field Values
  - ENDCOM
```
public static final int ENDCOM
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - VirtualJarInputStream
```
public VirtualJarInputStream(VirtualFile root)
                      throws java.io.IOException
```
    Construct a VirtualJarInputStream from a VirtualFile root
    
    Parameters:
    
    root - VirtualFile directory to use as the base of the virtual Jar.
    
    Throws:
    
    java.io.IOException
- Method Detail
  - getNextEntry
```
public java.util.zip.ZipEntry getNextEntry()
                                    throws java.io.IOException
```
    *
    
    Overrides:
    
    getNextEntry in class java.util.jar.JarInputStream
    
    Throws:
    
    java.io.IOException
  - getNextJarEntry
```
public java.util.jar.JarEntry getNextJarEntry()
                                       throws java.io.IOException
```
    *
    
    Overrides:
    
    getNextJarEntry in class java.util.jar.JarInputStream
    
    Throws:
    
    java.io.IOException
  - getManifest
```
public java.util.jar.Manifest getManifest()
```
    *
    
    Overrides:
    
    getManifest in class java.util.jar.JarInputStream
  - read
```
public int read()
         throws java.io.IOException
```
    *
    
    Overrides:
    
    read in class java.util.zip.InflaterInputStream
    
    Throws:
    
    java.io.IOException
  - read
```
public int read(byte[] b)
         throws java.io.IOException
```
    *
    
    Overrides:
    
    read in class java.io.FilterInputStream
    
    Throws:
    
    java.io.IOException
  - read
```
public int read(byte[] b,
                int off,
                int len)
         throws java.io.IOException
```
    *
    
    Overrides:
    
    read in class java.util.jar.JarInputStream
    
    Throws:
    
    java.io.IOException
  - available
```
public int available()
              throws java.io.IOException
```
    *
    
    Overrides:
    
    available in class java.util.zip.ZipInputStream
    
    Throws:
    
    java.io.IOException
  - close
```
public void close()
           throws java.io.IOException
```
    *
    
    Specified by:
    
    close in interface java.io.Closeable
    
    Specified by:
    
    close in interface java.lang.AutoCloseable
    
    Overrides:
    
    close in class java.util.zip.ZipInputStream
    
    Throws:
    
    java.io.IOException
  - closeEntry
```
public void closeEntry()
                throws java.io.IOException
```
    *
    
    Overrides:
    
    closeEntry in class java.util.zip.ZipInputStream
    
    Throws:
    
    java.io.IOException
  - skip
```
public long skip(long n)
          throws java.io.IOException
```
    *
    
    Overrides:
    
    skip in class java.util.zip.ZipInputStream
    
    Throws:
    
    java.io.IOException
  - ensureOpen
```
private void ensureOpen()
                 throws java.io.IOException
```
    *
    
    Throws:
    
    java.io.IOException
  - checkForEoSAndReturn
```
private int checkForEoSAndReturn(int result)
                          throws java.io.IOException
```
    Check to see if the result is the EOF and if so exchange the current entry stream with the empty stream.
    
    Parameters:
    
    result -
    
    Returns:
    
    int result
    
    Throws:
    
    java.io.IOException
  - openCurrent
```
private void openCurrent(VirtualFile current)
                  throws java.io.IOException
```
    Open the current virtual file as the current JarEntry stream.
    
    Parameters:
    
    current -
    
    Throws:
    
    java.io.IOException
  - getEntryName
```
private java.lang.String getEntryName(VirtualFile entry)
```
    Get the entry name from a VirtualFile.
    
    Parameters:
    
    entry -
    
    Returns:
  - fixDirectoryName
```
private java.lang.String fixDirectoryName(java.lang.String name)
```
    Make sure directory names end with a trailing slash
    
    Parameters:
    
    name -
    
    Returns:

Class VirtualJarInputStream

Nested Class Summary

Field Summary

Fields inherited from class java.util.zip.InflaterInputStream

Fields inherited from class java.io.FilterInputStream

Constructor Summary

Method Summary

Methods inherited from class java.util.jar.JarInputStream

Methods inherited from class java.util.zip.InflaterInputStream

Methods inherited from class java.lang.Object

Field Detail

MANIFEST_NAME

META_INF_DIR

MANIFEST_FILTER

entryItr

root

manifest

currentEntryStream

closed

LOCSIG

EXTSIG

CENSIG

ENDSIG

LOCHDR

EXTHDR

CENHDR

ENDHDR

LOCVER

LOCFLG

LOCHOW

LOCTIM

LOCCRC

LOCSIZ

LOCLEN

LOCNAM

LOCEXT

EXTCRC

EXTSIZ

EXTLEN

CENVEM

CENVER

CENFLG

CENHOW

CENTIM

CENCRC

CENSIZ

CENLEN

CENNAM

CENEXT

CENCOM

CENDSK

CENATT

CENATX

CENOFF

ENDSUB

ENDTOT

ENDSIZ

ENDOFF

ENDCOM

Constructor Detail

VirtualJarInputStream

Method Detail

getNextEntry

getNextJarEntry

getManifest

read

read

read

available

close

closeEntry

skip

ensureOpen

checkForEoSAndReturn

openCurrent

getEntryName

fixDirectoryName