mirror of
https://github.com/AppleCommander/AppleCommander.git
synced 2024-06-13 08:29:58 +00:00
571da54fd0
date.
211 lines
6.5 KiB
Java
211 lines
6.5 KiB
Java
/*
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* AppleCommander - An Apple ][ image utility.
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* Copyright (C) 2002-2022 by Robert Greene
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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.ui;
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import java.io.IOException;
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import java.io.UncheckedIOException;
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import java.util.List;
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import java.util.stream.Collectors;
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import org.apache.commons.csv.CSVFormat;
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import org.apache.commons.csv.CSVPrinter;
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import com.google.gson.Gson;
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import com.google.gson.JsonArray;
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import com.google.gson.JsonObject;
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import com.webcodepro.applecommander.storage.Disk;
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import com.webcodepro.applecommander.storage.DiskUnrecognizedException;
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import com.webcodepro.applecommander.storage.FormattedDisk;
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import com.webcodepro.applecommander.storage.FormattedDisk.FileColumnHeader;
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import com.webcodepro.applecommander.util.TextBundle;
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import com.webcodepro.applecommander.util.filestreamer.FileStreamer;
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import com.webcodepro.applecommander.util.filestreamer.FileTuple;
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public class DirectoryLister {
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private static TextBundle textBundle = UiBundle.getInstance();
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public static DirectoryLister text(int display) {
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return new DirectoryLister(new TextListingStrategy(display));
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}
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public static DirectoryLister csv(int display) {
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return new DirectoryLister(new CsvListingStrategy(display));
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}
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public static DirectoryLister json(int display) {
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return new DirectoryLister(new JsonListingStrategy(display));
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}
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private ListingStrategy strategy;
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private DirectoryLister(ListingStrategy strategy) {
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this.strategy = strategy;
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}
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public void list(String filename) throws DiskUnrecognizedException, IOException {
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Disk disk = new Disk(filename);
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strategy.first(disk);
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FileStreamer.forDisk(disk)
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.recursive(true)
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.includeDeleted(false)
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.beforeDisk(strategy::beforeDisk)
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.afterDisk(strategy::afterDisk)
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.stream()
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.forEach(strategy::forEach);
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strategy.last(disk);
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}
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public static abstract class ListingStrategy {
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protected int display;
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protected ListingStrategy(int display) {
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this.display = display;
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}
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public void first(Disk d) {};
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public void beforeDisk(FormattedDisk d) {}
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public void afterDisk(FormattedDisk d) {}
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public void forEach(FileTuple f) {}
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public void last(Disk d) {};
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}
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public static class TextListingStrategy extends ListingStrategy {
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protected TextListingStrategy(int display) {
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super(display);
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}
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@Override
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public void beforeDisk(FormattedDisk disk) {
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System.out.printf("%s %s\n", disk.getFilename(), disk.getDiskName());
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}
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@Override
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public void afterDisk(FormattedDisk disk) {
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System.out.printf("%s\n\n",
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textBundle.format("CommandLineStatus",
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disk.getFormat(), disk.getFreeSpace(), disk.getUsedSpace()));
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}
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@Override
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public void forEach(FileTuple tuple) {
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System.out.printf("%s%s\n",
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repeat(" ", tuple.paths.size()),
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String.join(" ", tuple.fileEntry.getFileColumnData(display)));
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}
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private String repeat(String s, int n) {
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StringBuilder sb = new StringBuilder();
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for (int i=0; i<n; i++) sb.append(s);
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return sb.toString();
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}
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}
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public static class CsvListingStrategy extends ListingStrategy {
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private CSVPrinter printer;
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public CsvListingStrategy(int display) {
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super(display);
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try {
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this.printer = new CSVPrinter(System.out, CSVFormat.DEFAULT);
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} catch (IOException e) {
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throw new UncheckedIOException(e);
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}
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}
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@Override
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public void beforeDisk(FormattedDisk disk) {
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try {
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printer.printRecord(disk.getFilename(), disk.getDiskName());
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printer.printRecord(disk
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.getFileColumnHeaders(display)
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.stream()
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.map(FileColumnHeader::getTitle)
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.collect(Collectors.toList()));
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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}
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@Override
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public void afterDisk(FormattedDisk disk) {
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try {
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printer.printRecord(disk.getFormat(), disk.getFreeSpace(), disk.getUsedSpace());
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printer.println();
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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}
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@Override
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public void forEach(FileTuple tuple) {
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try {
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printer.printRecord(tuple.fileEntry.getFileColumnData(display));
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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}
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}
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public static class JsonListingStrategy extends ListingStrategy {
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private JsonObject root;
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private JsonArray disks;
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private JsonObject currentDisk;
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private JsonArray files;
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private Gson gson = new Gson();
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public JsonListingStrategy(int display) {
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super(display);
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}
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@Override
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public void first(Disk disk) {
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root = new JsonObject();
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root.addProperty("filename", disk.getFilename());
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root.addProperty("order", disk.getOrderName());
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root.addProperty("physicalSize", disk.getPhysicalSize());
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this.disks = new JsonArray();
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root.add("disks", disks);
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}
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@Override
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public void beforeDisk(FormattedDisk disk) {
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currentDisk = new JsonObject();
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disks.add(currentDisk);
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currentDisk.addProperty("diskName", disk.getDiskName());
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currentDisk.addProperty("format", disk.getFormat());
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currentDisk.addProperty("freeSpace", disk.getFreeSpace());
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currentDisk.addProperty("usedSpace", disk.getUsedSpace());
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currentDisk.addProperty("logicalDiskNumber", disk.getLogicalDiskNumber());
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files = new JsonArray();
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currentDisk.add("files", files);
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}
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@Override
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public void afterDisk(FormattedDisk disk) {
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currentDisk = null;
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}
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@Override
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public void forEach(FileTuple tuple) {
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JsonObject file = new JsonObject();
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files.add(file);
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List<FileColumnHeader> headers = tuple.formattedDisk.getFileColumnHeaders(display);
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List<String> columns = tuple.fileEntry.getFileColumnData(display);
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for (int i=0; i<headers.size(); i++) {
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file.addProperty(headers.get(i).getKey(), columns.get(i));
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}
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}
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@Override
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public void last(Disk disk) {
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System.out.println(gson.toJson(root));
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}
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}
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}
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