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java.lang.Objectjava.io.InputStream
java.io.FilterInputStream
java.util.zip.InflaterInputStream
java.util.zip.ZipInputStream
java.util.jar.JarInputStream
public class JarInputStream
InputStream for reading jar files. XXX - verification of the signatures in the Manifest file is not yet implemented.
Field Summary | |
---|---|
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
|
static int |
ENDCOM
|
static int |
ENDHDR
|
static int |
ENDOFF
|
static long |
ENDSIG
|
static int |
ENDSIZ
|
static int |
ENDSUB
|
static int |
ENDTOT
|
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
|
Fields inherited from class java.util.zip.InflaterInputStream |
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buf, inf, len |
Fields inherited from class java.io.FilterInputStream |
---|
in |
Constructor Summary | |
---|---|
JarInputStream(InputStream in)
Creates a new JarInputStream and tries to read the manifest. |
|
JarInputStream(InputStream in,
boolean verify)
Creates a new JarInputStream and tries to read the manifest. |
Method Summary | |
---|---|
protected ZipEntry |
createZipEntry(String name)
Creates a JarEntry for a particular name and consults the manifest for the Attributes of the entry. |
Manifest |
getManifest()
Returns the Manifest for the jar file or null if there was no Manifest. |
ZipEntry |
getNextEntry()
Returns the next entry or null when there are no more entries. |
JarEntry |
getNextJarEntry()
Returns the next jar entry or null when there are no more entries. |
int |
read(byte[] buf,
int off,
int len)
XXX |
Methods inherited from class java.util.zip.ZipInputStream |
---|
available, close, closeEntry, read |
Methods inherited from class java.util.zip.InflaterInputStream |
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fill, mark, markSupported, reset, skip |
Methods inherited from class java.io.FilterInputStream |
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read |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final int LOCHDR
public static final long LOCSIG
public static final int LOCVER
public static final int LOCFLG
public static final int LOCHOW
public static final int LOCTIM
public static final int LOCCRC
public static final int LOCSIZ
public static final int LOCLEN
public static final int LOCNAM
public static final int LOCEXT
public static final long EXTSIG
public static final int EXTHDR
public static final int EXTCRC
public static final int EXTSIZ
public static final int EXTLEN
public static final long CENSIG
public static final int CENHDR
public static final int CENVEM
public static final int CENVER
public static final int CENFLG
public static final int CENHOW
public static final int CENTIM
public static final int CENCRC
public static final int CENSIZ
public static final int CENLEN
public static final int CENNAM
public static final int CENEXT
public static final int CENCOM
public static final int CENDSK
public static final int CENATT
public static final int CENATX
public static final int CENOFF
public static final long ENDSIG
public static final int ENDHDR
public static final int ENDSUB
public static final int ENDTOT
public static final int ENDSIZ
public static final int ENDOFF
public static final int ENDCOM
Constructor Detail |
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public JarInputStream(InputStream in) throws IOException
in
- InputStream to read the jar from
IOException
- when an error occurs when opening or readingpublic JarInputStream(InputStream in, boolean verify) throws IOException
in
- InputStream to read the jar fromverify
- whether or not to verify the manifest entries
IOException
- when an error occurs when opening or readingMethod Detail |
---|
protected ZipEntry createZipEntry(String name)
ZipEntry.getNextEntry()
createZipEntry
in class ZipInputStream
name
- the name of the new entrypublic Manifest getManifest()
public ZipEntry getNextEntry() throws IOException
getNextJarEntry()
. Does not return any entries found
at the beginning of the ZipFile that are special
(those that start with "META-INF/").
getNextEntry
in class ZipInputStream
IOException
- if an IO error occurs when reading the entrypublic JarEntry getNextJarEntry() throws IOException
IOException
- if an IO error occurs when reading the entrypublic int read(byte[] buf, int off, int len) throws IOException
read
in class ZipInputStream
buf
- XXXoff
- XXXlen
- XXX
IOException
- XXX
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