public DefaultEscherRecordFactory() 
{

}

Creates an instance of the escher record factory

 public EscherRecord createRecord(byte[] data,
    int offset) 
{
        EscherRecord.EscherRecordHeader header = EscherRecord.EscherRecordHeader.readHeader( data, offset );
		// Options of 0x000F means container record
		// However, EscherTextboxRecord are containers of records for the
		//  host application, not of other Escher records, so treat them
		//  differently
        if ( ( header.getOptions() & (short) 0x000F ) == (short) 0x000F
             && header.getRecordId() != EscherTextboxRecord.RECORD_ID ) {
            EscherContainerRecord r = new EscherContainerRecord();
            r.setRecordId( header.getRecordId() );
            r.setOptions( header.getOptions() );
            return r;
        }
        else if ( header.getRecordId()  >= EscherBlipRecord.RECORD_ID_START && header.getRecordId() < = EscherBlipRecord.RECORD_ID_END )
        {
            EscherBlipRecord r;
            if (header.getRecordId() == EscherBitmapBlip.RECORD_ID_DIB ||
                    header.getRecordId() == EscherBitmapBlip.RECORD_ID_JPEG ||
                    header.getRecordId() == EscherBitmapBlip.RECORD_ID_PNG)
            {
                r = new EscherBitmapBlip();
            }
            else if (header.getRecordId() == EscherMetafileBlip.RECORD_ID_EMF ||
                    header.getRecordId() == EscherMetafileBlip.RECORD_ID_WMF ||
                    header.getRecordId() == EscherMetafileBlip.RECORD_ID_PICT)
            {
                r = new EscherMetafileBlip();
            }
            else
            {
                r = new EscherBlipRecord();
            }
            r.setRecordId( header.getRecordId() );
            r.setOptions( header.getOptions() );
            return r;
        }
        else
        {
            Constructor recordConstructor = (Constructor) recordsMap.get( new Short( header.getRecordId() ) );
            EscherRecord escherRecord = null;
            if ( recordConstructor != null )
            {
                try
                {
                    escherRecord = (EscherRecord) recordConstructor.newInstance( new Object[]{} );
                    escherRecord.setRecordId( header.getRecordId() );
                    escherRecord.setOptions( header.getOptions() );
                }
                catch ( Exception e )
                {
                    escherRecord = null;
                }
            }
            return escherRecord == null ? new UnknownEscherRecord() : escherRecord;
        }
}

Generates an escher record including the any children contained under that record. An exception is thrown if the record could not be generated.