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yacy_search_server/source/de/anomic/kelondro/kelondroIOChunks.java

79 lines
3.3 KiB

// kelondroIOChunks.java
// -----------------------
// part of The Kelondro Database
// (C) by Michael Peter Christen; mc@anomic.de
// first published on http://www.anomic.de
// Frankfurt, Germany, 2005
// created: 11.12.2005
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 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, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// Using this software in any meaning (reading, learning, copying, compiling,
// running) means that you agree that the Author(s) is (are) not responsible
// for cost, loss of data or any harm that may be caused directly or indirectly
// by usage of this softare or this documentation. The usage of this software
// is on your own risk. The installation and usage (starting/running) of this
// software may allow other people or application to access your computer and
// any attached devices and is highly dependent on the configuration of the
// software which must be done by the user of the software; the author(s) is
// (are) also not responsible for proper configuration and usage of the
// software, even if provoked by documentation provided together with
// the software.
//
// Any changes to this file according to the GPL as documented in the file
// gpl.txt aside this file in the shipment you received can be done to the
// lines that follows this copyright notice here, but changes must not be
// done inside the copyright notive above. A re-distribution must contain
// the intact and unchanged copyright notice.
// Contributions and changes to the program code must be marked as such.
package de.anomic.kelondro;
import java.io.IOException;
public interface kelondroIOChunks {
// logging support
public String name();
// reference handling
public kelondroRA getRA();
// pseudo-native methods:
public long length() throws IOException;
public int read(long pos, byte[] b, int off, int len) throws IOException;
public void write(long pos, byte[] b, int off, int len) throws IOException;
public void commit() throws IOException;
public void close() throws IOException;
// derived methods:
public void readFully(long pos, byte[] b, int off, int len) throws IOException;
public byte readByte(long pos) throws IOException;
public void writeByte(long pos, int v) throws IOException;
public short readShort(long pos) throws IOException;
public void writeShort(long pos, int v) throws IOException;
public int readInt(long pos) throws IOException;
public void writeInt(long pos, int v) throws IOException;
public long readLong(long pos) throws IOException;
public void writeLong(long pos, long v) throws IOException;
public void write(long pos, byte[] b) throws IOException;
public kelondroProfile profile();
}