org.apache.poi.poifs.storage
public class RawDataBlock extends java.lang.Object implements ListManagedBlock
Constructor and Description |
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RawDataBlock(java.io.InputStream stream)
Constructor RawDataBlock
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RawDataBlock(java.io.InputStream stream,
int blockSize)
Constructor RawDataBlock
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Modifier and Type | Method and Description |
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boolean |
eof()
When we read the data, did we hit end of file?
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byte[] |
getData()
Get the data from the block
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boolean |
hasData()
Did we actually find any data to read? It's possible,
in the event of a short last block, to both have hit
the EoF, but also to have data
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public RawDataBlock(java.io.InputStream stream) throws java.io.IOException
stream
- the InputStream from which the data will be readjava.io.IOException
- on I/O errors, and if an insufficient
amount of data is read (the InputStream must
be an exact multiple of the block size)public RawDataBlock(java.io.InputStream stream, int blockSize) throws java.io.IOException
stream
- the InputStream from which the data will be readblockSize
- the size of the POIFS blocks, normally 512 bytes POIFSConstants.BIG_BLOCK_SIZE
java.io.IOException
- on I/O errors, and if an insufficient
amount of data is read (the InputStream must
be an exact multiple of the block size)public boolean eof()
public boolean hasData()
public byte[] getData() throws java.io.IOException
getData
in interface ListManagedBlock
java.io.IOException
- if there is no dataCopyright 2016 The Apache Software Foundation or its licensors, as applicable.