Class ChunkedCipherInputStream
java.lang.Object
java.io.InputStream
java.io.FilterInputStream
org.docx4j.org.apache.poi.util.LittleEndianInputStream
org.docx4j.org.apache.poi.poifs.crypt.ChunkedCipherInputStream
- All Implemented Interfaces:
java.io.Closeable
,java.lang.AutoCloseable
,LittleEndianInput
@Internal public abstract class ChunkedCipherInputStream extends LittleEndianInputStream
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Field Summary
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Constructor Summary
Constructors Constructor Description ChunkedCipherInputStream(LittleEndianInput stream, long size, int chunkSize)
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Method Summary
Modifier and Type Method Description int
available()
protected abstract javax.crypto.Cipher
initCipherForBlock(javax.crypto.Cipher existing, int block)
void
mark(int readlimit)
boolean
markSupported()
int
read()
int
read(byte[] b, int off, int len)
void
reset()
long
skip(long n)
Methods inherited from class org.docx4j.org.apache.poi.util.LittleEndianInputStream
readByte, readDouble, readFully, readFully, readInt, readLong, readShort, readUByte, readUInt, readUShort
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Constructor Details
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ChunkedCipherInputStream
public ChunkedCipherInputStream(LittleEndianInput stream, long size, int chunkSize) throws java.security.GeneralSecurityException- Throws:
java.security.GeneralSecurityException
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Method Details
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initCipherForBlock
protected abstract javax.crypto.Cipher initCipherForBlock(javax.crypto.Cipher existing, int block) throws java.security.GeneralSecurityException- Throws:
java.security.GeneralSecurityException
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read
public int read() throws java.io.IOException- Overrides:
read
in classjava.io.FilterInputStream
- Throws:
java.io.IOException
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read
public int read(byte[] b, int off, int len) throws java.io.IOException- Overrides:
read
in classjava.io.FilterInputStream
- Throws:
java.io.IOException
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skip
public long skip(long n) throws java.io.IOException- Overrides:
skip
in classjava.io.FilterInputStream
- Throws:
java.io.IOException
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available
public int available()- Specified by:
available
in interfaceLittleEndianInput
- Overrides:
available
in classLittleEndianInputStream
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markSupported
public boolean markSupported()- Overrides:
markSupported
in classjava.io.FilterInputStream
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mark
public void mark(int readlimit)- Overrides:
mark
in classjava.io.FilterInputStream
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reset
public void reset() throws java.io.IOException- Overrides:
reset
in classjava.io.FilterInputStream
- Throws:
java.io.IOException
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