Class JarFile
- java.lang.Object
- java.util.zip.ZipFile
- java.util.jar.JarFile
- org.springframework.boot.loader.jar.JarFile
- All Implemented Interfaces:
Closeable
,AutoCloseable
public class JarFile extends JarFile
Field Summary
Fields Modifier and Type Field 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
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.ZipFile
OPEN_DELETE, OPEN_READ
Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description void
clearCache()
void
close()
boolean
containsEntry(String name)
Enumeration<JarEntry>
entries()
ZipEntry
getEntry(String name)
InputStream
getInputStream(ZipEntry entry)
org.springframework.boot.loader.jar.JarEntry
getJarEntry(CharSequence name)
org.springframework.boot.loader.jar.JarEntry
getJarEntry(String name)
Manifest
getManifest()
String
getName()
JarFile
getNestedJarFile(ZipEntry entry)
Return a nestedJarFile
loaded from the specified entry.JarFile
getNestedJarFile(org.springframework.boot.loader.jar.JarEntry entry)
Return a nestedJarFile
loaded from the specified entry.protected String
getPathFromRoot()
protected RandomAccessDataFile
getRootJarFile()
URL
getUrl()
Return a URL that can be used to access this JAR file.static void
registerUrlProtocolHandler()
Register a 'java.protocol.handler.pkgs' property so that aURLStreamHandler
will be located to deal with jar URLs.int
size()
String
toString()
Methods inherited from class java.util.jar.JarFile
baseVersion, getVersion, isMultiRelease, runtimeVersion, stream, versionedStream
Methods inherited from class java.util.zip.ZipFile
finalize, getComment
Field Detail
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
JarFile
public JarFile(File file) throws IOException
Create a newJarFile
backed by the specified file.- Parameters:
file
- the root jar file- Throws:
IOException
- if the file cannot be read
Method Detail
getRootJarFile
protected final RandomAccessDataFile getRootJarFile()
getManifest
public Manifest getManifest() throws IOException
- Overrides:
getManifest
in classJarFile
- Throws:
IOException
entries
public Enumeration<JarEntry> entries()
getJarEntry
public org.springframework.boot.loader.jar.JarEntry getJarEntry(CharSequence name)
getJarEntry
public org.springframework.boot.loader.jar.JarEntry getJarEntry(String name)
- Overrides:
getJarEntry
in classJarFile
containsEntry
public boolean containsEntry(String name)
getInputStream
public InputStream getInputStream(ZipEntry entry) throws IOException
- Overrides:
getInputStream
in classJarFile
- Throws:
IOException
getNestedJarFile
public JarFile getNestedJarFile(ZipEntry entry) throws IOException
Return a nestedJarFile
loaded from the specified entry.- Parameters:
entry
- the zip entry- Returns:
- a
JarFile
for the entry - Throws:
IOException
- if the nested jar file cannot be read
getNestedJarFile
public JarFile getNestedJarFile(org.springframework.boot.loader.jar.JarEntry entry) throws IOException
Return a nestedJarFile
loaded from the specified entry.- Parameters:
entry
- the zip entry- Returns:
- a
JarFile
for the entry - Throws:
IOException
- if the nested jar file cannot be read
close
public void close() throws IOException
- Specified by:
close
in interfaceAutoCloseable
- Specified by:
close
in interfaceCloseable
- Overrides:
close
in classZipFile
- Throws:
IOException
getUrl
public URL getUrl() throws MalformedURLException
Return a URL that can be used to access this JAR file. NOTE: the specified URL cannot be serialized and or cloned.- Returns:
- the URL
- Throws:
MalformedURLException
- if the URL is malformed
clearCache
public void clearCache()
getPathFromRoot
protected String getPathFromRoot()
registerUrlProtocolHandler
public static void registerUrlProtocolHandler()
Register a 'java.protocol.handler.pkgs' property so that aURLStreamHandler
will be located to deal with jar URLs.