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java.lang.Object java.io.InputStream org.apache.commons.compress.archivers.ArchiveInputStream org.apache.commons.compress.archivers.dump.DumpArchiveInputStream
public class DumpArchiveInputStream
The DumpArchiveInputStream reads a UNIX dump archive as an InputStream. Methods are provided to position at each successive entry in the archive, and the read each entry as a normal input stream using read().
Field Summary | |
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protected org.apache.commons.compress.archivers.dump.TapeInputStream |
raw
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Constructor Summary | |
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DumpArchiveInputStream(InputStream is)
Constructor. |
Method Summary | |
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void |
close()
Closes the stream for this entry. |
long |
getBytesRead()
Returns the current number of bytes read from this stream. |
int |
getCount()
Deprecated. |
DumpArchiveEntry |
getNextDumpEntry()
Read the next entry. |
DumpArchiveEntry |
getNextEntry()
Read the next entry. |
DumpArchiveSummary |
getSummary()
Return the archive summary information. |
static boolean |
matches(byte[] buffer,
int length)
Look at the first few bytes of the file to decide if it's a dump archive. |
int |
read(byte[] buf,
int off,
int len)
Reads bytes from the current dump archive entry. |
Methods inherited from class org.apache.commons.compress.archivers.ArchiveInputStream |
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canReadEntryData, count, count, pushedBackBytes, read |
Methods inherited from class java.io.InputStream |
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available, mark, markSupported, read, reset, skip |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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protected org.apache.commons.compress.archivers.dump.TapeInputStream raw
Constructor Detail |
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public DumpArchiveInputStream(InputStream is) throws ArchiveException
is
-
ArchiveException
Method Detail |
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@Deprecated public int getCount()
ArchiveInputStream
getCount
in class ArchiveInputStream
public long getBytesRead()
ArchiveInputStream
getBytesRead
in class ArchiveInputStream
public DumpArchiveSummary getSummary()
public DumpArchiveEntry getNextDumpEntry() throws IOException
IOException
public DumpArchiveEntry getNextEntry() throws IOException
getNextEntry
in class ArchiveInputStream
null
if there are no more entries
IOException
- if the next entry could not be readpublic int read(byte[] buf, int off, int len) throws IOException
read
in class InputStream
buf
- The buffer into which to place bytes read.off
- The offset at which to place bytes read.len
- The number of bytes to read.
IOException
- on errorpublic void close() throws IOException
close
in interface Closeable
close
in class InputStream
IOException
public static boolean matches(byte[] buffer, int length)
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