Package java.util.jar

Interface Pack200.Packer

Enclosing class:

Pack200

public static interface Pack200.Packer

The interface defining the API for converting a JAR file to an output stream in the Pack200 format.

Field Summary

Fields

Modifier and Type	Field	Description
static String	CLASS_ATTRIBUTE_PFX	the format of a class attribute name.
static String	CODE_ATTRIBUTE_PFX	the format of a code attribute name.
static String	DEFLATE_HINT	the deflation hint to set in the output archive.
static String	EFFORT	the indicated amount of effort to use in compressing the archive.
static String	ERROR	a String representation for error.
static String	FALSE	a String representation of false.
static String	FIELD_ATTRIBUTE_PFX	the format of a field attribute name.
static String	KEEP	a String representation for keep.
static String	KEEP_FILE_ORDER	decide if all elements shall transmit in their original order.
static String	LATEST	a String representation for latest.
static String	METHOD_ATTRIBUTE_PFX	the format of a method attribute name.
static String	MODIFICATION_TIME	if it shall attempt to determine the latest modification time if this is set to LATEST.
static String	PASS	a String representation of pass.
static String	PASS_FILE_PFX	the file that will not be compressed.
static String	PROGRESS	packer progress as a percentage.
static String	SEGMENT_LIMIT	The number of bytes of each archive segment.
static String	STRIP	a String representation of strip.
static String	TRUE	a String representation of true.
static String	UNKNOWN_ATTRIBUTE	the action to take if an unknown attribute is encountered.

Method Summary

Modifier and Type	Method	Description
void	addPropertyChangeListener(PropertyChangeListener listener)	add a listener for PropertyChange events
void	pack(JarFile in, OutputStream out)	Pack the specified JAR file to the specified output stream.
void	pack(JarInputStream in, OutputStream out)	Pack the data from the specified jar input stream to the specified output stream.
SortedMap<String,String>	properties()	Returns a sorted map of the properties of this packer.
void	removePropertyChangeListener(PropertyChangeListener listener)	remove a listener

Field Details

CLASS_ATTRIBUTE_PFX

static final String CLASS_ATTRIBUTE_PFX

the format of a class attribute name.

See Also:

Constant Field Values

CODE_ATTRIBUTE_PFX

static final String CODE_ATTRIBUTE_PFX

the format of a code attribute name.

See Also:

Constant Field Values

DEFLATE_HINT

static final String DEFLATE_HINT

the deflation hint to set in the output archive.

See Also:

Constant Field Values

EFFORT

static final String EFFORT

the indicated amount of effort to use in compressing the archive.

See Also:

Constant Field Values

ERROR

static final String ERROR

a String representation for error.

See Also:

Constant Field Values

FALSE

static final String FALSE

a String representation of false.

See Also:

Constant Field Values

FIELD_ATTRIBUTE_PFX

static final String FIELD_ATTRIBUTE_PFX

the format of a field attribute name.

See Also:

Constant Field Values

KEEP

static final String KEEP

a String representation for keep.

See Also:

Constant Field Values

KEEP_FILE_ORDER

static final String KEEP_FILE_ORDER

decide if all elements shall transmit in their original order.

See Also:

Constant Field Values

LATEST

static final String LATEST

a String representation for latest.

See Also:

Constant Field Values

METHOD_ATTRIBUTE_PFX

static final String METHOD_ATTRIBUTE_PFX

the format of a method attribute name.

See Also:

Constant Field Values

MODIFICATION_TIME

static final String MODIFICATION_TIME

if it shall attempt to determine the latest modification time if this is set to LATEST.

See Also:

Constant Field Values

PASS

static final String PASS

a String representation of pass.

See Also:

Constant Field Values

PASS_FILE_PFX

static final String PASS_FILE_PFX

the file that will not be compressed.

See Also:

Constant Field Values

PROGRESS

static final String PROGRESS

packer progress as a percentage.

See Also:

Constant Field Values

SEGMENT_LIMIT

static final String SEGMENT_LIMIT

The number of bytes of each archive segment.

See Also:

Constant Field Values

STRIP

static final String STRIP

a String representation of strip.

See Also:

Constant Field Values

TRUE

static final String TRUE

a String representation of true.

See Also:

Constant Field Values

UNKNOWN_ATTRIBUTE

static final String UNKNOWN_ATTRIBUTE

the action to take if an unknown attribute is encountered.

See Also:

Constant Field Values

Method Details

properties

SortedMap<String,String> properties()

Returns a sorted map of the properties of this packer.

Returns:

the properties of the packer.

pack

void pack(JarFile in,
OutputStream out)
   throws IOException

Pack the specified JAR file to the specified output stream.

Parameters:

in - JAR file to be compressed.

out - stream of compressed data.

Throws:

IOException - if I/O exception occurs.

pack

void pack(JarInputStream in,
OutputStream out)
   throws IOException

Pack the data from the specified jar input stream to the specified output stream.

Parameters:

in - stream of uncompressed JAR data.

out - stream of compressed data.

Throws:

IOException - if I/O exception occurs.

addPropertyChangeListener

void addPropertyChangeListener(PropertyChangeListener listener)

add a listener for PropertyChange events

Parameters:

listener - the listener to listen if PropertyChange events occurs

removePropertyChangeListener

void removePropertyChangeListener(PropertyChangeListener listener)

remove a listener

Parameters:

listener - listener to remove