88 lines
4.3 KiB
Java
88 lines
4.3 KiB
Java
/*
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* AppleCommander - An Apple ][ image utility.
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* Copyright (C) 2019-2022 by Robert Greene and others
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* robgreene at users.sourceforge.net
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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package com.webcodepro.applecommander.util.readerwriter;
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import java.util.Arrays;
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import java.util.Date;
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import java.util.Optional;
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import com.webcodepro.applecommander.storage.FileEntry;
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import com.webcodepro.applecommander.storage.os.dos33.DosFileEntry;
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import com.webcodepro.applecommander.storage.os.nakedos.NakedosFileEntry;
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import com.webcodepro.applecommander.storage.os.pascal.PascalFileEntry;
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import com.webcodepro.applecommander.storage.os.prodos.ProdosFileEntry;
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import com.webcodepro.applecommander.storage.os.rdos.RdosFileEntry;
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public interface FileEntryReader {
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// FileEntry common
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public default Optional<String> getFilename() { return Optional.empty(); }
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public default Optional<String> getProdosFiletype() { return Optional.empty(); }
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public default Optional<Boolean> isLocked() { return Optional.empty(); }
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public default Optional<byte[]> getFileData() { return Optional.empty(); }
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public default Optional<byte[]> getResourceData() { return Optional.empty(); }
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/**
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* The address embedded in binary objects.
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* This varies by DOS's so is split apart.
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*/
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public default Optional<Integer> getBinaryAddress() { return Optional.empty(); }
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/**
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* The length embedded in binary, Applesoft, Integer BASIC objects.
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* This varies by DOS's so is split apart.
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*/
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public default Optional<Integer> getBinaryLength() { return Optional.empty(); }
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// ProdosFileEntry specific
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public default Optional<Integer> getAuxiliaryType() { return Optional.empty(); }
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public default Optional<Date> getCreationDate() { return Optional.empty(); }
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// ProdosFileEntry / PascalFileEntry specific
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public default Optional<Date> getLastModificationDate() { return Optional.empty(); }
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public default boolean equals(FileEntryReader reader) {
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return getFilename().equals(reader.getFilename())
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&& getProdosFiletype().equals(reader.getProdosFiletype())
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&& isLocked().equals(reader.isLocked())
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&& Arrays.equals(getFileData().orElse(null), reader.getFileData().orElse(null))
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&& Arrays.equals(getResourceData().orElse(null), reader.getResourceData().orElse(null))
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&& getBinaryAddress().equals(reader.getBinaryAddress())
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&& getBinaryLength().equals(reader.getBinaryLength())
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&& getAuxiliaryType().equals(reader.getAuxiliaryType())
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&& getCreationDate().equals(reader.getCreationDate())
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&& getLastModificationDate().equals(reader.getLastModificationDate());
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}
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public static FileEntryReader get(FileEntry fileEntry) {
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if (fileEntry instanceof DosFileEntry) {
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return new DosFileEntryReaderWriter((DosFileEntry)fileEntry);
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}
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else if (fileEntry instanceof NakedosFileEntry) {
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return new NakedosFileEntryReader((NakedosFileEntry)fileEntry);
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}
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else if (fileEntry instanceof PascalFileEntry) {
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return new PascalFileEntryReaderWriter((PascalFileEntry)fileEntry);
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}
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else if (fileEntry instanceof ProdosFileEntry) {
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return new ProdosFileEntryReaderWriter((ProdosFileEntry)fileEntry);
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}
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else if (fileEntry instanceof RdosFileEntry) {
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return new RdosFileEntryReader((RdosFileEntry)fileEntry);
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}
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throw new RuntimeException(String.format("No reader for %s", fileEntry.getClass().getName()));
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}
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}
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