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java.lang.Objectorg.apache.poi.poifs.storage.HeaderBlockWriter
public class HeaderBlockWriter
The block containing the archive header
| Field Summary |
|---|
| Fields inherited from interface org.apache.poi.poifs.storage.HeaderBlockConstants |
|---|
_bat_array_offset, _bat_count_offset, _max_bats_in_header, _property_start_offset, _sbat_block_count_offset, _sbat_start_offset, _signature, _signature_offset, _xbat_count_offset, _xbat_start_offset |
| Constructor Summary | |
|---|---|
HeaderBlockWriter()
Create a single instance initialized with default values |
|
| Method Summary | |
|---|---|
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. |
BATBlock[] |
setBATBlocks(int blockCount,
int startBlock)
Set BAT block parameters. |
void |
setPropertyStart(int startBlock)
Set start of Property Table |
void |
setSBATBlockCount(int count)
Set count of SBAT blocks |
void |
setSBATStart(int startBlock)
Set start of small block allocation table |
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 HeaderBlockWriter()
| Method Detail |
|---|
public BATBlock[] setBATBlocks(int blockCount,
int startBlock)
blockCount - count of BAT blocksstartBlock - index of first BAT block
public void setPropertyStart(int startBlock)
startBlock - the index of the first block of the Property
Tablepublic void setSBATStart(int startBlock)
startBlock - the index of the first big block of the small
block allocation tablepublic void setSBATBlockCount(int count)
count - the number of SBAT blocks
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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