org.openqa.selenium.server.commands.CaptureScreenshotToStringCommand Maven / Gradle / Ivy
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package org.openqa.selenium.server.commands;
import org.openqa.selenium.internal.Base64Encoder;
import org.openqa.selenium.server.RobotRetriever;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeoutException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.imageio.ImageIO;
/**
* Captures a full screen shot of the current screen using the java.awt.Robot class. and returns it
* as a base 64 encoded PNG image.
*/
public class CaptureScreenshotToStringCommand {
public static final String ID = "captureScreenshotToString";
private static final Logger log = Logger.getLogger(CaptureScreenshotToStringCommand.class
.getName());
public String execute() {
try {
return "OK," + captureAndEncodeSystemScreenshot();
} catch (Exception e) {
log.log(Level.SEVERE, "Problem capturing a screenshot to string", e);
return "ERROR: Problem capturing a screenshot to string: " + e.getMessage();
}
}
public String captureAndEncodeSystemScreenshot() throws InterruptedException, ExecutionException,
TimeoutException, IOException {
final ByteArrayOutputStream outStream;
final BufferedImage bufferedImage;
final Rectangle captureSize;
final byte[] encodedData;
final Robot robot;
robot = RobotRetriever.getRobot();
captureSize = new Rectangle(Toolkit.getDefaultToolkit().getScreenSize());
bufferedImage = robot.createScreenCapture(captureSize);
outStream = new ByteArrayOutputStream();
ImageIO.write(bufferedImage, "png", outStream);
return new Base64Encoder().encode(outStream.toByteArray());
}
}