89 lines
3.5 KiB
Java
89 lines
3.5 KiB
Java
/*
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Copyright 2019-2022 Dmitry Isaenko
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This file is part of Konogonka.
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Konogonka is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Konogonka 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Konogonka. If not, see <https://www.gnu.org/licenses/>.
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*/
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package konogonka.Workers;
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import javafx.concurrent.Task;
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import konogonka.Controllers.IRowModel;
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import konogonka.ModelControllers.EMsgType;
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import konogonka.ModelControllers.LogPrinter;
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import libKonogonka.Tools.ISuperProvider;
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import java.io.*;
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import java.util.List;
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public class Extractor extends Task<Void> {
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private ISuperProvider provider;
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private List<IRowModel> models;
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private LogPrinter logPrinter;
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private String filesDestPath;
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public Extractor(ISuperProvider provider, List<IRowModel> models, String filesDestPath){
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this.provider = provider;
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this.models = models;
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this.filesDestPath = filesDestPath;
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this.logPrinter = new LogPrinter();
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}
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@Override
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protected Void call() {
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for (IRowModel model : models) {
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logPrinter.print("\tStart extracting: \n"+filesDestPath+model.getFileName(), EMsgType.INFO);
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File contentFile = new File(filesDestPath + model.getFileName());
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try {
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BufferedOutputStream extractedFileBOS = new BufferedOutputStream(new FileOutputStream(contentFile));
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PipedInputStream pis = provider.getProviderSubFilePipedInpStream(model.getNumber());
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byte[] readBuf = new byte[0x800000]; // 8mb NOTE: consider switching to 1mb 1048576
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int readSize;
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//*** PROGRESS BAR VARS START
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long progressHandleFSize = model.getFileSize();
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int progressHandleFRead = 0;
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//*** PROGRESS BAR VARS END
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while ((readSize = pis.read(readBuf)) > -1) {
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extractedFileBOS.write(readBuf, 0, readSize);
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readBuf = new byte[0x800000];
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//*** PROGRESS BAR DECORCATIONS START
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progressHandleFRead += readSize;
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//System.out.println(readSize);
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try {
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logPrinter.updateProgress((progressHandleFRead)/(progressHandleFSize/100.0) / 100.0);
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}catch (InterruptedException ie){
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getException().printStackTrace(); // TODO: Do something with this
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}
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//*** PROGRESS BAR DECORCATIONS END
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}
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try {
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logPrinter.updateProgress(1.0);
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}catch (InterruptedException ie){
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getException().printStackTrace(); // TODO: Do something with this
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}
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extractedFileBOS.close();
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} catch (Exception ioe) {
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logPrinter.print("\tExtracting issue\n\t" + ioe.getMessage(), EMsgType.INFO);
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return null;
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} finally {
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logPrinter.print("\tEnd extracting", EMsgType.INFO);
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logPrinter.close();
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}
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}
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return null;
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}
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} |