public class SevenZOutputFile
extends java.lang.Object
implements java.io.Closeable
Constructor and Description |
---|
SevenZOutputFile(java.io.File filename)
Opens file to write a 7z archive to.
|
SevenZOutputFile(java.nio.channels.SeekableByteChannel channel)
Prepares channel to write a 7z archive to.
|
Modifier and Type | Method and Description |
---|---|
void |
close()
Closes the archive, calling
finish() if necessary. |
void |
closeArchiveEntry()
Closes the archive entry.
|
SevenZArchiveEntry |
createArchiveEntry(java.io.File inputFile,
java.lang.String entryName)
Create an archive entry using the inputFile and entryName provided.
|
void |
finish()
Finishes the addition of entries to this archive, without closing it.
|
void |
putArchiveEntry(ArchiveEntry archiveEntry)
Records an archive entry to add.
|
void |
setContentCompression(SevenZMethod method)
Sets the default compression method to use for entry contents - the
default is LZMA2.
|
void |
setContentMethods(java.lang.Iterable<? extends SevenZMethodConfiguration> methods)
Sets the default (compression) methods to use for entry contents - the
default is LZMA2.
|
void |
write(byte[] b)
Writes a byte array to the current archive entry.
|
void |
write(byte[] b,
int off,
int len)
Writes part of a byte array to the current archive entry.
|
void |
write(int b)
Writes a byte to the current archive entry.
|
public SevenZOutputFile(java.io.File filename) throws java.io.IOException
filename
- the file to write tojava.io.IOException
- if opening the file failspublic SevenZOutputFile(java.nio.channels.SeekableByteChannel channel) throws java.io.IOException
SeekableInMemoryByteChannel
allows you to write to an in-memory archive.
channel
- the channel to write tojava.io.IOException
- if the channel cannot be positioned properlypublic void setContentCompression(SevenZMethod method)
Currently only SevenZMethod.COPY
, SevenZMethod.LZMA2
, SevenZMethod.BZIP2
and SevenZMethod.DEFLATE
are supported.
This is a short form for passing a single-element iterable
to setContentMethods(java.lang.Iterable<? extends org.apache.commons.compress.archivers.sevenz.SevenZMethodConfiguration>)
.
method
- the default compression methodpublic void setContentMethods(java.lang.Iterable<? extends SevenZMethodConfiguration> methods)
Currently only SevenZMethod.COPY
, SevenZMethod.LZMA2
, SevenZMethod.BZIP2
and SevenZMethod.DEFLATE
are supported.
The methods will be consulted in iteration order to create the final output.
methods
- the default (compression) methodspublic void close() throws java.io.IOException
finish()
if necessary.close
in interface java.io.Closeable
close
in interface java.lang.AutoCloseable
java.io.IOException
- on errorpublic SevenZArchiveEntry createArchiveEntry(java.io.File inputFile, java.lang.String entryName) throws java.io.IOException
inputFile
- file to create an entry fromentryName
- the name to usejava.io.IOException
- on errorpublic void putArchiveEntry(ArchiveEntry archiveEntry) throws java.io.IOException
closeArchiveEntry()
to complete the process.archiveEntry
- describes the entryjava.io.IOException
- on errorpublic void closeArchiveEntry() throws java.io.IOException
java.io.IOException
- on errorpublic void write(int b) throws java.io.IOException
b
- The byte to be written.java.io.IOException
- on errorpublic void write(byte[] b) throws java.io.IOException
b
- The byte array to be written.java.io.IOException
- on errorpublic void write(byte[] b, int off, int len) throws java.io.IOException
b
- The byte array to be written.off
- offset into the array to start writing fromlen
- number of bytes to writejava.io.IOException
- on errorpublic void finish() throws java.io.IOException
java.io.IOException
- if archive is already closed.Copyright © 2010 - 2020 Adobe. All Rights Reserved