Java Doc for BATBlock.java in  » Collaboration » poi-3.0.2-beta2 » org » apache » poi » poifs » storage » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Collaboration » poi 3.0.2 beta2 » org.apache.poi.poifs.storage 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.apache.poi.poifs.storage.BigBlock
      org.apache.poi.poifs.storage.BATBlock

BATBlock
public class BATBlock extends BigBlock (Code)
A block of block allocation table entries. BATBlocks are created only through a static factory method: createBATBlocks.
author:
   Marc Johnson (mjohnson at apache dot org)




Method Summary
public static  intcalculateStorageRequirements(int entryCount)
     Calculate how many BATBlocks are needed to hold a specified number of BAT entries.
public static  intcalculateXBATStorageRequirements(int entryCount)
     Calculate how many XBATBlocks are needed to hold a specified number of BAT entries.
public static  BATBlock[]createBATBlocks(int[] entries)
    
public static  BATBlock[]createXBATBlocks(int[] entries, int startBlock)
    
final public static  intentriesPerBlock()
    
final public static  intentriesPerXBATBlock()
    
final public static  intgetXBATChainOffset()
    
 voidwriteData(OutputStream stream)
    



Method Detail
calculateStorageRequirements
public static int calculateStorageRequirements(int entryCount)(Code)
Calculate how many BATBlocks are needed to hold a specified number of BAT entries.
Parameters:
  entryCount - the number of entries the number of BATBlocks needed



calculateXBATStorageRequirements
public static int calculateXBATStorageRequirements(int entryCount)(Code)
Calculate how many XBATBlocks are needed to hold a specified number of BAT entries.
Parameters:
  entryCount - the number of entries the number of XBATBlocks needed



createBATBlocks
public static BATBlock[] createBATBlocks(int[] entries)(Code)
Create an array of BATBlocks from an array of int block allocation table entries
Parameters:
  entries - the array of int entries the newly created array of BATBlocks



createXBATBlocks
public static BATBlock[] createXBATBlocks(int[] entries, int startBlock)(Code)
Create an array of XBATBlocks from an array of int block allocation table entries
Parameters:
  entries - the array of int entries
Parameters:
  startBlock - the start block of the array of XBAT blocks the newly created array of BATBlocks



entriesPerBlock
final public static int entriesPerBlock()(Code)
number of entries per block



entriesPerXBATBlock
final public static int entriesPerXBATBlock()(Code)
number of entries per XBAT block



getXBATChainOffset
final public static int getXBATChainOffset()(Code)
offset of chain index of XBAT block



writeData
void writeData(OutputStream stream) throws IOException(Code)
Write the block's data to an OutputStream
Parameters:
  stream - the OutputStream to which the stored data shouldbe written
exception:
  IOException - on problems writing to the specifiedstream



Methods inherited from org.apache.poi.poifs.storage.BigBlock
protected void doWriteData(OutputStream stream, byte[] data) throws IOException(Code)(Java Doc)
public void writeBlocks(OutputStream stream) throws IOException(Code)(Java Doc)
abstract void writeData(OutputStream stream) throws IOException(Code)(Java Doc)

Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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