package jalview.ws.slivkaws;
+import jalview.bin.Cache;
import jalview.gui.AlignFrame;
-import jalview.ws.WSMenuEntryProviderI;
+import jalview.ws.WSDiscovererI;
import jalview.ws.api.ServiceWithParameters;
import jalview.ws.jws2.PreferredServiceRegistry;
+import java.beans.PropertyChangeListener;
import java.beans.PropertyChangeSupport;
-import java.io.IOError;
import java.io.IOException;
-import java.net.URISyntaxException;
+import java.net.MalformedURLException;
+import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import uk.ac.dundee.compbio.slivkaclient.SlivkaClient;
import uk.ac.dundee.compbio.slivkaclient.SlivkaService;
-public class SlivkaWSDiscoverer implements Runnable, WSMenuEntryProviderI
+public class SlivkaWSDiscoverer implements WSDiscovererI
{
+ private static final String SLIVKA_HOST_URLS = "SLIVKAHOSTURLS";
+
+ private static final String COMPBIO_SLIVKA = "https://www.compbio.dundee.ac.uk/slivka/";
+
private static SlivkaWSDiscoverer instance = null;
- private SlivkaClient slivkaClient;
+ private List<ServiceWithParameters> services = List.of();
private SlivkaWSDiscoverer()
{
- try
- {
- slivkaClient = new SlivkaClient(
- "gjb-www-1.cluster.lifesci.dundee.ac.uk", 3203);
- } catch (URISyntaxException e)
- {
- throw new RuntimeException(e);
- }
}
public static SlivkaWSDiscoverer getInstance()
return instance;
}
- List<ServiceWithParameters> getServiceInstances()
- {
- List<ServiceWithParameters> instances = new ArrayList<>();
- for (SlivkaService service : services)
- {
- for (String classifier : service.classifiers)
- {
- if (classifier.contains("Multiple sequence alignment"))
- {
- instances
- .add(new SlivkaMsaServiceInstance(slivkaClient, service));
- }
- else if (classifier.contains("Protein sequence analysis"))
- {
- instances.add(new SlivkaAnnotationServiceInstance(slivkaClient,
- service, false));
- }
- else if (classifier
- .contains("Sequence alignment analysis (conservation)"))
- {
- instances.add(new SlivkaAnnotationServiceInstance(slivkaClient,
- service, true));
- }
-
- }
- }
- return instances;
- }
-
private PropertyChangeSupport changeSupport = new PropertyChangeSupport(
- this);
+ this);
@Override
public void attachWSMenuEntry(JMenu wsmenu, final AlignFrame alignFrame)
slivkaMenu.add(disorderMenu);
JMenu conservationMenu = new JMenu("Conservation");
slivkaMenu.add(conservationMenu);
- PreferredServiceRegistry.getRegistry().populateWSMenuEntry(
- getServiceInstances(),
- changeSupport, slivkaMenu, alignFrame, null);
-
+ PreferredServiceRegistry.getRegistry().populateWSMenuEntry(services,
+ changeSupport, slivkaMenu, alignFrame, null);
+
}
- List<SlivkaService>services=null;
+ volatile boolean ready = false;
- volatile boolean started = false, finished = false;
+ volatile Thread discovererThread = null;
- Thread discoverer = null;
- @Override
- public void run()
+ private class DiscovererThread extends Thread
{
- discoverer = Thread.currentThread();
- started = true;
- try
+ private Thread oldThread;
+
+ DiscovererThread(Thread oldThread)
{
- services = slivkaClient.getServices();
- } catch (IOException e)
+ super();
+ this.oldThread = oldThread;
+ }
+
+ @Override
+ public void run()
{
- throw new IOError(e);
+ if (oldThread != null)
+ {
+ oldThread.interrupt();
+ try
+ {
+ oldThread.join();
+ } catch (InterruptedException e)
+ {
+ return;
+ } finally
+ {
+ oldThread = null;
+ }
+ }
+ ready = false;
+ reloadServices();
+ ready = !isInterrupted();
}
- finished = true;
}
- public static List<ServiceWithParameters> getServices()
+ Thread discoverer = null;
+
+ @Override
+ public Thread startDiscoverer(PropertyChangeListener changeListener)
{
- SlivkaWSDiscoverer us = getInstance();
- if (us.services == null)
+ changeSupport.addPropertyChangeListener(changeListener);
+ ready = false;
+ (discovererThread = new DiscovererThread(discovererThread)).start();
+ return discovererThread;
+ }
+
+ private void reloadServices()
+ {
+ Cache.log.info("Reloading Slivka services");
+ changeSupport.firePropertyChange("services", services, List.of());
+ ArrayList<ServiceWithParameters> instances = new ArrayList<>();
+
+ for (String url : getServiceUrls())
{
- us.run();
+ Cache.log.info(url);
+ SlivkaClient client;
+ client = new SlivkaClient(url);
+ try
+ {
+ for (SlivkaService service : client.getServices())
+ {
+ SlivkaWSInstance newinstance = null;
+ for (String classifier : service.classifiers)
+ {
+ if (classifier.contains("Multiple sequence alignment"))
+ {
+ newinstance = new SlivkaMsaServiceInstance(client, service);
+ }
+ if (classifier.contains("Protein sequence analysis")
+ && newinstance == null)
+ {
+ newinstance = new SlivkaAnnotationServiceInstance(client,
+ service, false);
+ }
+ if (classifier
+ .contains("Sequence alignment analysis (conservation)"))
+ {
+ newinstance = new SlivkaAnnotationServiceInstance(client,
+ service, true);
+ }
+ }
+ if (newinstance != null)
+ {
+ instances.add(newinstance);
+ }
+ }
+ } catch (IOException e)
+ {
+ continue;
+ }
}
- return us.getServiceInstances();
+
+ services = instances;
+ changeSupport.firePropertyChange("services", List.of(), services);
+
+ Cache.log.info("Slivka services reloading finished");
+ }
+
+ @Override
+ public List<ServiceWithParameters> getServices()
+ {
+ return services;
}
+ @Override
public boolean hasServices()
{
- return finished == true && services != null && services.size() > 0;
+ return ready == true && services.size() > 0;
}
+ @Override
public boolean isRunning()
{
- return discoverer != null && discoverer.isAlive();
+ return discovererThread == null || discovererThread.isAlive()
+ || discovererThread.getState() == Thread.State.NEW;
+ }
+
+ @Override
+ public void setServiceUrls(List<String> wsUrls)
+ {
+ if (wsUrls != null && !wsUrls.isEmpty())
+ {
+ Cache.setProperty(SLIVKA_HOST_URLS, String.join(",", wsUrls));
+ }
+ else
+ {
+ Cache.removeProperty(SLIVKA_HOST_URLS);
+ }
+ }
+
+ @Override
+ public List<String> getServiceUrls()
+ {
+ String surls = Cache.getDefault(SLIVKA_HOST_URLS, COMPBIO_SLIVKA);
+ String[] urls = surls.split(",");
+ ArrayList<String> valid = new ArrayList<>(urls.length);
+ for (String url : urls)
+ {
+ try
+ {
+ new URL(url);
+ valid.add(url);
+ } catch (MalformedURLException e)
+ {
+ Cache.log.warn("Problem whilst trying to make a URL from '"
+ + ((url != null) ? url : "<null>") + "'");
+ Cache.log.warn(
+ "This was probably due to a malformed comma separated list"
+ + " in the " + SLIVKA_HOST_URLS
+ + " entry of $(HOME)/.jalview_properties)");
+ Cache.log.debug("Exception was ", e);
+ }
+ }
+ return valid;
+ }
+
+ @Override
+ public boolean testServiceUrl(URL url)
+ {
+ return getServerStatusFor(url.toString()) == STATUS_OK;
+ }
+
+ @Override
+ public int getServerStatusFor(String url)
+ {
+ try
+ {
+ List<?> services = new SlivkaClient(url).getServices();
+ return services.isEmpty() ? STATUS_NO_SERVICES : STATUS_OK;
+ } catch (IOException e)
+ {
+ Cache.log.error("Slivka could not retrieve services list", e);
+ return STATUS_INVALID;
+ }
+ }
+
+ @Override
+ public String getErrorMessages()
+ {
+ // TODO Auto-generated method stub
+ return "";
}
}
git://source.jalview.org / jalview.git / blobdiff