Class Repackager

java.lang.Object

org.springframework.boot.loader.tools.Packager

org.springframework.boot.loader.tools.Repackager

public class Repackager
extends Packager

Utility class that can be used to repackage an archive so that it can be executed using 'java -jar'.

Since:

1.0.0

Author:

Phillip Webb, Andy Wilkinson, Stephane Nicoll, Madhura Bhave, Scott Frederick

Nested Class Summary

Nested classes/interfaces inherited from class Packager

Packager.MainClassTimeoutWarningListener

Constructor Summary

Constructors

Constructor	Description
Repackager(File source)	Create a new Repackager instance.

Method Summary

Modifier and Type	Method	Description
void	repackage(File destination, Libraries libraries)	Repackage to the given destination so that it can be launched using ' java -jar'.
void	repackage(File destination, Libraries libraries, @Nullable FileTime lastModifiedTime)	Repackage to the given destination so that it can be launched using ' java -jar'.
void	repackage(Libraries libraries)	Repackage the source file so that it can be run using 'java -jar'.
void	setBackupSource(boolean backupSource)	Sets if source files should be backed up when they would be overwritten.
protected void	writeSignatureFileIfNecessary(Map<String,Library> writtenLibraries, AbstractJarWriter writer)	Writes a signature file if necessary for the given writtenLibraries.

Methods inherited from class Packager

addMainClassTimeoutWarningListener, findMainMethod, getBackupFile, getLayout, getSource, isAlreadyPackaged, isAlreadyPackaged, setBackupFile, setIncludeRelevantJarModeJars, setLayers, setLayout, setLayoutFactory, setMainClass, write, write

Methods inherited from class Object

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

Constructor Details

Repackager

public Repackager(File source)

Create a new Repackager instance.

Parameters:

source - the source archive file to package

Method Details

writeSignatureFileIfNecessary

protected void writeSignatureFileIfNecessary(Map<String,Library> writtenLibraries,
 AbstractJarWriter writer)
                                      throws IOException

Description copied from class: Packager

Writes a signature file if necessary for the given writtenLibraries.

Overrides:

writeSignatureFileIfNecessary in class Packager

Parameters:

writtenLibraries - the libraries

writer - the writer to use to write the signature file if necessary

Throws:

IOException - if a failure occurs when writing the signature file

setBackupSource

public void setBackupSource(boolean backupSource)

Sets if source files should be backed up when they would be overwritten.

Parameters:

backupSource - if source files should be backed up

repackage

public void repackage(Libraries libraries)
               throws IOException

Repackage the source file so that it can be run using 'java -jar'.

Parameters:

libraries - the libraries required to run the archive

Throws:

IOException - if the file cannot be repackaged

repackage

public void repackage(File destination,
 Libraries libraries)
               throws IOException

Repackage to the given destination so that it can be launched using ' java -jar'.

Parameters:

destination - the destination file (may be the same as the source)

libraries - the libraries required to run the archive

Throws:

IOException - if the file cannot be repackaged

repackage

public void repackage(File destination,
 Libraries libraries,
 @Nullable FileTime lastModifiedTime)
               throws IOException

Repackage to the given destination so that it can be launched using ' java -jar'.

Parameters:

destination - the destination file (may be the same as the source)

libraries - the libraries required to run the archive

lastModifiedTime - an optional last modified time to apply to the archive and its contents

Throws:

IOException - if the file cannot be repackaged

Since:

4.0.0