1 package jalview.ws.jws2;
3 import java.awt.event.ActionEvent;
4 import java.awt.event.ActionListener;
5 import java.beans.PropertyChangeEvent;
6 import java.beans.PropertyChangeListener;
7 import java.net.ConnectException;
8 import java.util.HashSet;
9 import java.util.Vector;
11 import javax.swing.JMenu;
12 import javax.swing.JMenuItem;
14 import org.apache.log4j.Level;
16 import jalview.bin.Cache;
17 import jalview.datamodel.AlignmentView;
18 import jalview.gui.AlignFrame;
19 import jalview.ws.WSMenuEntryProviderI;
20 import compbio.data.msa.MsaWS;
21 import compbio.metadata.Preset;
22 import compbio.metadata.PresetManager;
23 import compbio.ws.client.Jws2Base;
24 import compbio.ws.client.Jws2Base.Services;
27 * discoverer for jws2 services. Follows the lightweight service discoverer
28 * pattern (archetyped by EnfinEnvision2OneWay)
33 public class Jws2Discoverer implements Runnable, WSMenuEntryProviderI
35 private java.beans.PropertyChangeSupport changeSupport = new java.beans.PropertyChangeSupport(this);
38 * change listeners are notified of "services" property changes
41 * to be added that consumes new services Hashtable object.
43 public void addPropertyChangeListener(
44 java.beans.PropertyChangeListener listener)
46 changeSupport.addPropertyChangeListener(listener);
55 public void removePropertyChangeListener(
56 java.beans.PropertyChangeListener listener)
58 changeSupport.removePropertyChangeListener(listener);
61 boolean running=false;
70 // Cache.initLogger();
71 // Cache.log.setLevel(Level.DEBUG);
72 // TODO: Document and PACK JWS2
73 String jwsservers = Cache.getDefault("JWS2HOSTURLS",
74 "http://webservices.compbio.dundee.ac.uk:8084/jws2");
77 if (Jws2Base.validURL(jwsservers))
80 for (Services srv : Jws2Base.Services.values())
85 service = Jws2Base.connect(jwsservers, srv);
89 System.err.println("Jws2 Discoverer: Problem with "+jwsservers+" with service "+srv+":\n"+e.getMessage());
90 if (!(e instanceof javax.xml.ws.WebServiceException)) {
97 addService(jwsservers, srv, service);
104 Cache.log.info("Ignoring invalid Jws2 service url " + jwsservers);
106 } catch (Exception e)
109 Cache.log.warn("Exception when discovering Jws2 services.", e);
112 Cache.log.error("Exception when discovering Jws2 services.", e);
115 changeSupport.firePropertyChange("services", new Vector(), services);
119 * record this service endpoint so we can use it
125 private void addService(String jwsservers, Services srv, MsaWS service2)
127 if (services==null) {
128 services = new Vector<Jws2Instance>();
130 System.out.println("Discovered service: " + jwsservers + " "
132 services.add(new Jws2Instance(jwsservers, "Align with "
133 + srv.toString(), service2));
136 public class Jws2Instance
144 public Jws2Instance(String hosturl, String serviceType, MsaWS service)
147 this.hosturl = hosturl;
148 this.serviceType = serviceType;
149 this.service = service;
151 PresetManager presets = null;
153 * non thread safe - gets the presets for this service (blocks whilst it calls the service to get the preset set)
154 * @return service presets or null if exceptions were raised.
156 public PresetManager getPresets() {
160 presets = service.getPresets();
161 } catch (Exception ex)
163 System.err.println("Exception when retrieving presets for service "+serviceType+" at "+hosturl);
171 * holds list of services.
173 Vector<Jws2Instance> services;
176 public void attachWSMenuEntry(JMenu wsmenu, final AlignFrame alignFrame)
178 if (running || services==null || services.size() == 0)
183 * eventually, JWS2 services will appear under the same align/etc submenus.
184 * for moment we keep them separate.
186 JMenu jws2 = new JMenu("JWS2 Alignment");
187 MsaWSClient msacl = new MsaWSClient();
188 for (final Jws2Instance service : services)
190 msacl.attachWSMenuEntry(jws2, service, alignFrame);
191 /*JMenuItem sitem = new JMenuItem(service.serviceType);
192 sitem.setToolTipText("Hosted at " + service.hosturl);
193 sitem.addActionListener(new ActionListener()
197 public void actionPerformed(ActionEvent e)
199 AlignmentView msa = alignFrame.gatherSequencesForAlignment();
200 MsaWSClient client = new MsaWSClient(service,
201 "JWS2 Alignment of " + alignFrame.getTitle(), msa, false,
202 true, alignFrame.getViewport().getAlignment().getDataset(),
207 if (services.size()>0)
213 public static void main(String[] args)
215 Thread runner = new Thread(getDiscoverer());
216 getDiscoverer().addPropertyChangeListener(new PropertyChangeListener() {
219 public void propertyChange(PropertyChangeEvent evt)
221 System.out.println("Changesupport: There are now "+getDiscoverer().services.size()+" services");
225 while (runner.isAlive())
230 } catch (InterruptedException e)
236 private static Jws2Discoverer discoverer;
237 public static Jws2Discoverer getDiscoverer()
239 if (discoverer==null)
241 discoverer = new Jws2Discoverer();
246 public boolean hasServices()
248 // TODO Auto-generated method stub
249 return !running && services!=null && services.size()>0;
252 public boolean isRunning()