Package org.nuxeo.osgi

Class JarBundleFile

java.lang.Object

org.nuxeo.osgi.JarBundleFile

All Implemented Interfaces:

BundleFile

Direct Known Subclasses:

NestedJarBundleFile

public class JarBundleFile
extends Object
implements BundleFile

Author:

Bogdan Stefanescu

Field Summary

Fields

Modifier and Type	Field	Description
protected JarFile	jarFile
protected String	urlBase

Constructor Summary

Constructors

Constructor	Description
JarBundleFile(File file)
JarBundleFile(JarFile jarFile)

Method Summary

Modifier and Type	Method	Description
void	close()	Close underlying file resources *
static void	extractNestedJar(JarFile file, String path, File dest)
static void	extractNestedJar(JarFile file, ZipEntry entry, File dest)
Enumeration<URL>	findEntries(String name, String pattern, boolean recurse)	Finds entries in that bundle.
Collection<BundleFile>	findNestedBundles(File tmpDir)	Get a list with nested bundles or null if none.
URL	getEntry(String name)	Gets the entry at the given path in this bundle.
Enumeration<String>	getEntryPaths(String path)	Returns an Enumeration of all the paths (String objects) to entries within the bundle whose longest sub-path matches the supplied path argument.
protected URL	getEntryUrl(String name)
File	getFile()	Gets the current location of the bundle as a file.
String	getFileName()	Gets the original file name of this bundle.
URL	getJarURL()
String	getLocation()	Gets the original location of this bundle.
Manifest	getManifest()	Gets the bundle manifest.
Collection<BundleFile>	getNestedBundles(File tmpDir)	Gets a list with nested bundles or null if none.
String	getSymbolicName()	Gets this bundle symbolic name.
URL	getURL()	Gets the current location of the bundle as an URL (it may be different from the original location).
boolean	isDirectory()	Checks if this bundle is a directory (an exploded jar).
boolean	isJar()	Checks if this bundle is a JAR.
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

jarFile

protected JarFile jarFile

urlBase

protected String urlBase

Constructor Detail

JarBundleFile

public JarBundleFile(File file)
              throws IOException

Throws:

IOException

JarBundleFile

public JarBundleFile(JarFile jarFile)

Method Detail

findEntries

public Enumeration<URL> findEntries(String name,
                                    String pattern,
                                    boolean recurse)

Description copied from interface: BundleFile

Finds entries in that bundle.

Specified by:

findEntries in interface BundleFile

See Also:

Bundle.findEntries(String, String, boolean)

getEntry

public URL getEntry(String name)

Description copied from interface: BundleFile

Gets the entry at the given path in this bundle.

Specified by:

getEntry in interface BundleFile

Returns:

the entry URL if any null otherwise

See Also:

Bundle.getEntry(String)

getEntryPaths

public Enumeration<String> getEntryPaths(String path)

Description copied from interface: BundleFile

Returns an Enumeration of all the paths (String objects) to entries within the bundle whose longest sub-path matches the supplied path argument.

Specified by:

getEntryPaths in interface BundleFile

See Also:

Bundle.getEntryPaths(String)

getFile

public File getFile()

Description copied from interface: BundleFile

Gets the current location of the bundle as a file.

Specified by:

getFile in interface BundleFile

Returns:

the bundle file or null if the bundle is not a file

getFileName

public String getFileName()

Description copied from interface: BundleFile

Gets the original file name of this bundle.

Specified by:

getFileName in interface BundleFile

Returns:

the bundle file name

getLocation

public String getLocation()

Description copied from interface: BundleFile

Gets the original location of this bundle.

This is an URI string pointing to the original locatioon of the bundle.

Specified by:

getLocation in interface BundleFile

Returns:

the location

getManifest

public Manifest getManifest()

Description copied from interface: BundleFile

Gets the bundle manifest.

Specified by:

getManifest in interface BundleFile

Returns:

the bundle manifest

getNestedBundles

public Collection<BundleFile> getNestedBundles(File tmpDir)
                                        throws IOException

Description copied from interface: BundleFile

Gets a list with nested bundles or null if none. The bundle Manifest headers Bundle-ClassPath and Class-Path will be used to retrieve nested jars.

Specified by:

getNestedBundles in interface BundleFile

Parameters:

tmpDir - optional temporary dir if the nested bundle should be extracted from an archive

Throws:

IOException

extractNestedJar

public static void extractNestedJar(JarFile file,
                                    String path,
                                    File dest)
                             throws IOException

Throws:

IOException

extractNestedJar

public static void extractNestedJar(JarFile file,
                                    ZipEntry entry,
                                    File dest)
                             throws IOException

Throws:

IOException

findNestedBundles

public Collection<BundleFile> findNestedBundles(File tmpDir)
                                         throws IOException

Description copied from interface: BundleFile

Get a list with nested bundles or null if none. The bundle file will be scanned for nested JARs.

Specified by:

findNestedBundles in interface BundleFile

Parameters:

tmpDir - optional temporary dir if the nested bundle should be extracted from an archive

Throws:

IOException

getSymbolicName

public String getSymbolicName()

Description copied from interface: BundleFile

Gets this bundle symbolic name. If this bundle is an OSGi bundle, then the Bundle-SymbolicName manifest header is returned, otherwise null is returned.

Specified by:

getSymbolicName in interface BundleFile

Returns:

null if not an OSGi bundle, the OSGI bundle symbolic name otherwise

getURL

public URL getURL()

Description copied from interface: BundleFile

Gets the current location of the bundle as an URL (it may be different from the original location).

Specified by:

getURL in interface BundleFile

Returns:

the bundle url

getJarURL

public URL getJarURL()

isDirectory

public boolean isDirectory()

Description copied from interface: BundleFile

Checks if this bundle is a directory (an exploded jar).

Specified by:

isDirectory in interface BundleFile

Returns:

true if the bundle is a directory, false otherwise

isJar

public boolean isJar()

Description copied from interface: BundleFile

Checks if this bundle is a JAR.

Specified by:

isJar in interface BundleFile

Returns:

true if the bundle is a JAR, false otherwise

toString

public String toString()

Overrides:

toString in class Object

getEntryUrl

protected final URL getEntryUrl(String name)
                         throws MalformedURLException

Throws:

MalformedURLException

close

public void close()
           throws IOException

Description copied from interface: BundleFile

Close underlying file resources *

Specified by:

close in interface BundleFile

Throws:

IOException