mandlm/FotoStream
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Display latest image

Browse source 
The latest image gets displayed for 60 seconds, after that all images
get displayed randomly.
This commit is contained in:
Michael Mandl 2015-12-28 13:24:32 +01:00
parent f2c9265d5f
commit 3ef1435e12
2 changed files with 48 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

50
src/net/molez/mandlm/fotostream/server/CurrentImageURLServiceImpl.java
View file

@ -1,6 +1,10 @@
package net.molez.mandlm.fotostream.server;
import java.io.File;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.Date;
import java.util.List;
import java.util.Random;
import com.google.gwt.user.server.rpc.RemoteServiceServlet;
@ -10,12 +14,52 @@ import net.molez.mandlm.fotostream.client.CurrentImageURLService;
@SuppressWarnings("serial")
public class CurrentImageURLServiceImpl extends RemoteServiceServlet implements CurrentImageURLService
{
private List<File> imageFiles = new ArrayList<File>();
private void readImageFiles()
{
imageFiles.clear();
File imageFolder = new File("img/");
File[] files = imageFolder.listFiles();
for (File imageFile : files)
{
if (imageFile.isFile() && imageFile.getName().endsWith(".jpg"))
{
imageFiles.add(imageFile);
}
}
imageFiles.sort(new Comparator<File>()
{
@Override
public int compare(File file0, File file1)
{
Long file0Date = file0.lastModified();
Long file1Date = file1.lastModified();
return file0Date.compareTo(file1Date);
}
});
}
public String getCurrentImageURL()
{
File imageFolder = new File("img/");
int newImageSeconds = 60;
File[] fileList = imageFolder.listFiles();
readImageFiles();
return fileList[new Random().nextInt(fileList.length)].getPath();
File latestFile = imageFiles.get(imageFiles.size() - 1);
Date latestFileDate = new Date(latestFile.lastModified());
if (latestFileDate.before(new Date(new Date().getTime() - newImageSeconds * 1000)))
{
return imageFiles.get(new Random().nextInt(imageFiles.size())).getPath();
}
else
{
return latestFile.getPath();
}
}
}

1
war/FotoStream.css
View file

@ -3,4 +3,5 @@ div
{
padding: 20px;
background-color: black;
color: green;
}