Thursday, January 24, 2013

Get file info using java.io.File

Get file info
Get file info


package javafx_fileops;

import java.io.File;
import java.io.IOException;
import java.util.Date;
import java.util.logging.Level;
import java.util.logging.Logger;
import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.Label;
import javafx.scene.layout.VBox;
import javafx.stage.FileChooser;
import javafx.stage.Stage;

/**
*
* @web http://java-buddy.blogspot.com/
*/
public class JavaFX_FileOps extends Application {

Label label;

@Override
public void start(Stage primaryStage) {
Button btnLoad = new Button();
btnLoad.setText("Load File");
btnLoad.setOnAction(btnLoadEventListener);

label = new Label();

VBox rootBox = new VBox();
rootBox.getChildren().addAll(btnLoad, label);

Scene scene = new Scene(rootBox, 400, 350);
primaryStage.setTitle("java-buddy.blogspot.com");
primaryStage.setScene(scene);
primaryStage.show();
}

public static void main(String[] args) {
launch(args);
}
EventHandler<ActionEvent> btnLoadEventListener
= new EventHandler<ActionEvent>(){

@Override
public void handle(ActionEvent t) {
FileChooser fileChooser = new FileChooser();

//Set extension filter
FileChooser.ExtensionFilter extFilter
= new FileChooser.ExtensionFilter("ALL files (*.*)", "*.*");
fileChooser.getExtensionFilters().add(extFilter);

//Show open file dialog
File file = fileChooser.showOpenDialog(null);

String fileInfo =
"AbsoluteFile: " + file.getAbsoluteFile() + " of " + file.getAbsoluteFile().getClass() + "\n"
+ "ParentFile: " + file.getParentFile() + " of " + file.getParentFile().getClass() + "\n"
+ "AbsolutePath: " + file.getAbsolutePath() + "\n"
+ "Path: " + file.getPath() + "\n"
+ "Name: " + file.getName() + "\n"
+ "Parent: " + file.getParent() + "\n"
+ "canExecute- " + file.canExecute() + "\n"
+ "canRead- " + file.canRead() + "\n"
+ "canWrite- " + file.canWrite() + "\n"
+ "isAbsolute- " + file.isAbsolute() + "\n"
+ "isDirectory- " + file.isDirectory() + "\n"
+ "isFile- " + file.isFile() + "\n"
+ "isHidden- " + file.isHidden() + "\n"
+ "lastModified: " + (new Date(file.lastModified())).toString() + "\n"
+ "length: " + file.length() + "\n"
+ "URI: " + file.toURI() + " of " + file.toURI().getClass() + "\n";
try {
fileInfo += "\n";
fileInfo += "CanonicalFile: " + file.getCanonicalFile() + " of " + file.getCanonicalFile().getClass() + "\n";
fileInfo += "CanonicalPath: " + file.getCanonicalPath() + "\n";
} catch (IOException ex) {
Logger.getLogger(JavaFX_FileOps.class.getName()).log(Level.SEVERE, null, ex);
}

label.setText(fileInfo);
}
};
}


Related: Get file info using java.nio.file.Path and java.nio.file.Files

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