89 lines
2.9 KiB
Java
89 lines
2.9 KiB
Java
package de.wwwu.awolf.presenter.data;
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import de.wwwu.awolf.model.Line;
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import de.wwwu.awolf.presenter.AbstractPresenter;
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import de.wwwu.awolf.presenter.data.generator.CircleDatasetGenerator;
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import de.wwwu.awolf.presenter.data.generator.CloudDatasetGenerator;
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import de.wwwu.awolf.presenter.data.generator.LineDatasetGenerator;
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import de.wwwu.awolf.presenter.data.io.DataExporter;
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import de.wwwu.awolf.presenter.data.io.DataImporter;
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import de.wwwu.awolf.presenter.util.Logging;
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import java.io.File;
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import java.util.Collections;
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import java.util.Set;
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import java.util.concurrent.ExecutionException;
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import java.util.concurrent.ExecutorCompletionService;
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public class DataHandler {
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private final AbstractPresenter presenter;
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public DataHandler(AbstractPresenter presenter) {
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this.presenter = presenter;
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}
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public Set<Line> getData(final File file) {
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//Presenter soll die Klasse überwachen
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ExecutorCompletionService<Set<Line>> completionService = new ExecutorCompletionService<>(this.presenter.getExecutor());
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Logging.logDebug("Importing Data: " + file.getAbsolutePath());
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completionService.submit(new DataImporter(file));
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//wait until future is ready
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try {
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return completionService.take().get();
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} catch (InterruptedException | ExecutionException e) {
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Logging.logError("Interrupted while importing... ", e);
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Thread.currentThread().interrupt();
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return Collections.emptySet();
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}
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}
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public Set<Line> getData(final DataType type, final int dataSize) {
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//Presenter soll die Klasse überwachen
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ExecutorCompletionService<Set<Line>> completionService = new ExecutorCompletionService<>(this.presenter.getExecutor());
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Logging.logDebug("Generating Data: Size: " + dataSize + ", dataType: " + type.name());
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switch (type) {
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case CIRCLE:
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completionService.submit(new CircleDatasetGenerator(dataSize));
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break;
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case LINE:
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completionService.submit(new LineDatasetGenerator(dataSize));
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break;
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case CLOUD:
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completionService.submit(new CloudDatasetGenerator(dataSize));
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break;
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default:
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return Collections.emptySet();
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}
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try {
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return completionService.take().get();
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} catch (InterruptedException | ExecutionException e) {
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Logging.logError("Interrupted while generating... ", e);
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Thread.currentThread().interrupt();
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return Collections.emptySet();
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}
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}
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public void exportData(File file, Set<Line> lines) {
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this.presenter.getExecutor().submit(new DataExporter(lines, file));
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}
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public enum DataType {
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CLOUD,
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LINE,
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CIRCLE
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}
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public enum ActionType {
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IMPORT,
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EXPORT,
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GENERATE
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}
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}
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