package com.vaadin.tests.components.upload;
import java.io.ByteArrayOutputStream;
import java.io.OutputStream;
import org.apache.commons.codec.digest.DigestUtils;
import com.vaadin.tests.components.TestBase;
import com.vaadin.tests.util.Log;
import com.vaadin.ui.Upload;
import com.vaadin.ui.Upload.FailedEvent;
import com.vaadin.ui.Upload.FailedListener;
import com.vaadin.ui.Upload.Receiver;
import com.vaadin.ui.Upload.SucceededEvent;
import com.vaadin.ui.Upload.SucceededListener;
public class TestFileUpload extends TestBase implements Receiver {
private Log log = new Log(5);
ByteArrayOutputStream baos = new ByteArrayOutputStream();
@Override
protected void setup() {
Upload u = new Upload("Upload", new Upload.Receiver() {
@Override
public OutputStream receiveUpload(String filename, String mimeType) {
return baos;
}
});
u.setId("UPL");
u.addFailedListener(new FailedListener() {
@Override
public void uploadFailed(FailedEvent event) {
String hash = DigestUtils.md5Hex(baos.toByteArray());
log.log("<span style=\"color: red;\">Upload failed. Name: "
+ event.getFilename() + ", Size: " + baos.size()
+ ", md5: " + hash + "</span>");
baos.reset();
}
});
u.addSucceededListener(new SucceededListener() {
@Override
public void uploadSucceeded(SucceededEvent event) {
String hash = DigestUtils.md5Hex(baos.toByteArray());
log.log("Upload finished. Name: " + event.getFilename()
+ ", Size: " + baos.size() + ", md5: " + hash);
baos.reset();
}
});
addComponent(log);
addComponent(u);
}
@Override
public OutputStream receiveUpload(String filename, String MIMEType) {
getMainWindow().showNotification("Receiving upload");
return new ByteArrayOutputStream();
}
@Override
protected Integer getTicketNumber() {
return 6465;
}
@Override
protected String getDescription() {
return "Creates and prints an MD5 hash of any uploaded file.";
}
}