forked from Apple-2-Tools/jace
69 lines
2.1 KiB
Java
69 lines
2.1 KiB
Java
/*
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* Copyright (C) 2012 Brendan Robert (BLuRry) brendan.robert@gmail.com.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301 USA
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*/
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package jace.hardware.massStorage;
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import java.io.IOException;
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/**
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* Subnode is a generic node (block) used up by a file. Thes nodes do nothing
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* more than just occupy space in the freespace bitmap. The file node itself
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* keeps track of its subnodes and figures out what each subnode should
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* "contain". The subnodes themselves don't track anything though.
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*
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* @author Brendan Robert (BLuRry) brendan.robert@gmail.com
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*/
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public class SubNode extends DiskNode {
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int sequenceNumber;
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private int seq;
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public SubNode(int seq, DiskNode parent) throws IOException {
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init(seq, parent);
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}
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public SubNode(int seq, DiskNode parent, int baseBlock) throws IOException {
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setBaseBlock(baseBlock);
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init(seq, parent);
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}
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private void init(int seq, DiskNode parent) throws IOException {
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sequenceNumber = seq;
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setParent(parent);
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setOwnerFilesystem(parent.getOwnerFilesystem());
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parent.additionalNodes.add(this);
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}
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@Override
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public void doDeallocate() {
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}
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@Override
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public void doAllocate() {
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}
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@Override
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public void doRefresh() {
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}
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@Override
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public void readBlock(int sequence, byte[] buffer) throws IOException {
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parent.readBlock(sequenceNumber, buffer);
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}
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}
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