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/** Copyright (c) 2010 Scott A. Crosby. <scott@sacrosby.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package crosby.binary.file;
/** An adaptor that receives blocks from an input stream */
public interface BlockReaderAdapter {
/**
* Does the reader understand this block? Does it want the data in it?
*
* A reference contains the metadata about a block and can saved --- or
* stored ---- for future random access. However, during a strea read of the
* file, does the user want this block?
*
* handleBlock will be called on all blocks that are not skipped, in file
* order.
*
* */
boolean skipBlock(FileBlockPosition message);
/** Called with the data in the block. */
void handleBlock(FileBlock message);
/** Called when the file is fully read. */
void complete();
}
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