public class ChecksumVerifyingInputStream extends InputStream
Constructor and Description |
---|
ChecksumVerifyingInputStream(Checksum checksum,
InputStream in,
long size,
long expectedChecksum)
Constructs a new instance.
|
Modifier and Type | Method and Description |
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void |
close() |
long |
getBytesRemaining() |
int |
read()
Reads a single byte from the stream
|
int |
read(byte[] b)
Reads a byte array from the stream
|
int |
read(byte[] b,
int off,
int len)
Reads from the stream into a byte array.
|
long |
skip(long n) |
available, mark, markSupported, reset
public ChecksumVerifyingInputStream(Checksum checksum, InputStream in, long size, long expectedChecksum)
checksum
- Checksum implementation.in
- the stream to wrapsize
- the of the stream's contentexpectedChecksum
- the expected checksumpublic void close() throws IOException
close
in interface Closeable
close
in interface AutoCloseable
close
in class InputStream
IOException
public long getBytesRemaining()
public int read() throws IOException
read
in class InputStream
IOException
- if the underlying stream throws or the
stream is exhausted and the Checksum doesn't match the expected
valuepublic int read(byte[] b) throws IOException
read
in class InputStream
IOException
- if the underlying stream throws or the
stream is exhausted and the Checksum doesn't match the expected
valuepublic int read(byte[] b, int off, int len) throws IOException
read
in class InputStream
IOException
- if the underlying stream throws or the
stream is exhausted and the Checksum doesn't match the expected
valuepublic long skip(long n) throws IOException
skip
in class InputStream
IOException
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