org.apache.cocoon.poi.poifs.storage: abstract class: BigBlock

org.apache.cocoon.poi.poifs.storage
abstract class: BigBlock [javadoc | source]

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

All Implemented Interfaces:
BlockWritable

Direct Known Subclasses:
PropertyBlock, BATBlock, DocumentBlock, HeaderBlock

Abstract base class of all POIFS block storage classes. All extensions of BigBlock should write 512 bytes of data when requested to write their data. This class has package scope, as there is no reason at this time to make the class public.

author: Marc - Johnson (marc_johnson27591@hotmail.com)

Method from org.apache.cocoon.poi.poifs.storage.BigBlock Summary:
doWriteData, writeBlocks, writeData

Methods from java.lang.Object:
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method from org.apache.cocoon.poi.poifs.storage.BigBlock Detail:
protected void doWriteData(OutputStream stream, byte[] data) throws IOException { stream.write(data); } Default implementation of write for extending classes that contain their data in a simple array of bytes.
public void writeBlocks(OutputStream stream) throws IOException { writeData(stream); } Write the storage to an OutputStream
abstract void writeData(OutputStream stream) throws IOException Write the block's data to an OutputStream

Method from org.apache.cocoon.poi.poifs.storage.BigBlock Detail:

 protected  void doWriteData(OutputStream stream,
    byte[] data) throws IOException {
        stream.write(data);
}

Default implementation of write for extending classes that contain their data in a simple array of bytes.

 public  void writeBlocks(OutputStream stream) throws IOException {
        writeData(stream);
}

Write the storage to an OutputStream

 abstract  void writeData(OutputStream stream) throws IOExceptionWrite the block's data to an OutputStream