JarOutputStream

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public class JarOutputStream extends ZipOutputStream

The JarOutputStream class is used to write the contents of a JAR file to any output stream. It extends the class java.util.zip.ZipOutputStream with support for writing an optional Manifest entry. The Manifest can be used to specify meta-information about the JAR file and its entries.

Inherited Constant Summary

Inherited Field Summary

Public Constructor Summary

JarOutputStream(OutputStream out, Manifest man)
Creates a new JarOutputStream with the specified Manifest.
JarOutputStream(OutputStream out)
Creates a new JarOutputStream with no manifest.

Public Method Summary

void
putNextEntry(ZipEntry ze)
Begins writing a new JAR file entry and positions the stream to the start of the entry data.

Inherited Method Summary

Public Constructors

public JarOutputStream (OutputStream out, Manifest man)

Creates a new JarOutputStream with the specified Manifest. The manifest is written as the first entry to the output stream.

Parameters
out the actual output stream
man the optional Manifest
Throws
IOException if an I/O error has occurred

public JarOutputStream (OutputStream out)

Creates a new JarOutputStream with no manifest.

Parameters
out the actual output stream
Throws
IOException if an I/O error has occurred

Public Methods

public void putNextEntry (ZipEntry ze)

Begins writing a new JAR file entry and positions the stream to the start of the entry data. This method will also close any previous entry. The default compression method will be used if no compression method was specified for the entry. The current time will be used if the entry has no set modification time.

Parameters
ze the ZIP/JAR entry to be written
Throws
ZipException if a ZIP error has occurred
IOException if an I/O error has occurred