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java.lang.Objectorg.apache.poi.poifs.storage.DocumentBlock
public class DocumentBlock
A block of document data.
| Constructor Summary | |
|---|---|
DocumentBlock(java.io.InputStream stream)
Create a single instance initialized with data. |
|
DocumentBlock(RawDataBlock block)
create a document block from a raw data block |
|
| Method Summary | |
|---|---|
static DocumentBlock[] |
convert(byte[] array,
int size)
convert a single long array into an array of DocumentBlock instances |
protected void |
doWriteData(java.io.OutputStream stream,
byte[] data)
Default implementation of write for extending classes that contain their data in a simple array of bytes. |
static byte |
getFillByte()
|
boolean |
partiallyRead()
Was this a partially read block? |
static void |
read(DocumentBlock[] blocks,
byte[] buffer,
int offset)
read data from an array of DocumentBlocks |
int |
size()
Get the number of bytes read for this block |
void |
writeBlocks(java.io.OutputStream stream)
Write the storage to an OutputStream |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public DocumentBlock(RawDataBlock block)
throws java.io.IOException
block - the raw data block
java.io.IOException
public DocumentBlock(java.io.InputStream stream)
throws java.io.IOException
stream - the InputStream delivering the data.
java.io.IOException| Method Detail |
|---|
public int size()
public boolean partiallyRead()
public static byte getFillByte()
public static DocumentBlock[] convert(byte[] array,
int size)
array - the byte array to be convertedsize - the intended size of the array (which may be smaller)
public static void read(DocumentBlock[] blocks,
byte[] buffer,
int offset)
blocks - the blocks to read frombuffer - the buffer to write the data intooffset - the offset into the array of blocks to read from
protected void doWriteData(java.io.OutputStream stream,
byte[] data)
throws java.io.IOException
stream - the OutputStream to which the data should be
written.data - the byte array of to be written.
java.io.IOException - on problems writing to the specified
stream.
public void writeBlocks(java.io.OutputStream stream)
throws java.io.IOException
writeBlocks in interface BlockWritablestream - the OutputStream to which the stored data should
be written
java.io.IOException - on problems writing to the specified
stream
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