2 * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
3 * Copyright (C) $$Year-Rel$$ The Jalview Authors
5 * This file is part of Jalview.
7 * Jalview is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation, either version 3
10 * of the License, or (at your option) any later version.
12 * Jalview is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty
14 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15 * PURPOSE. See the GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
19 * The Jalview Authors are detailed in the 'AUTHORS' file.
21 package jalview.ws.jws1;
23 import jalview.bin.ApplicationSingletonProvider;
24 import jalview.bin.ApplicationSingletonProvider.ApplicationSingletonI;
25 import jalview.gui.JvOptionPane;
26 import jalview.util.MessageManager;
29 import java.util.Hashtable;
30 import java.util.StringTokenizer;
31 import java.util.Vector;
33 import ext.vamsas.IRegistry;
34 import ext.vamsas.IRegistryServiceLocator;
35 import ext.vamsas.RegistryServiceSoapBindingStub;
36 import ext.vamsas.ServiceHandle;
37 import ext.vamsas.ServiceHandles;
39 public class Discoverer implements Runnable, ApplicationSingletonI
42 public static Discoverer getInstance()
44 return (Discoverer) ApplicationSingletonProvider.getInstance(Discoverer.class);
52 private java.net.URL RootServiceURL = null;
54 private Vector<URL> ServiceURLList = null;
56 private boolean reallyDiscoverServices = true;
58 private Hashtable<String, Vector<ServiceHandle>> services = null;
60 public Hashtable<String, Vector<ServiceHandle>> getServices()
65 private Vector<ServiceHandle> serviceList = null;
67 // private ext.vamsas.IRegistry registry; // the root registry service.
70 private java.beans.PropertyChangeSupport changeSupport = new java.beans.PropertyChangeSupport(
74 * change listeners are notified of "services" property changes
77 * to be added that consumes new services Hashtable object.
79 public void addPropertyChangeListener(
80 java.beans.PropertyChangeListener listener)
82 changeSupport.addPropertyChangeListener(listener);
91 public void removePropertyChangeListener(
92 java.beans.PropertyChangeListener listener)
94 changeSupport.removePropertyChangeListener(listener);
98 * Property change listener firing routine
107 public void firePropertyChange(String prop, Object oldvalue,
110 changeSupport.firePropertyChange(prop, oldvalue, newvalue);
114 * Initializes the server field with a valid service implementation.
116 * @return true if service was located.
118 private IRegistry locateWebService(java.net.URL WsURL)
120 IRegistryServiceLocator loc = new IRegistryServiceLocator(); // Default
121 IRegistry server = null;
124 server = loc.getRegistryService(WsURL);
125 ((RegistryServiceSoapBindingStub) server).setTimeout(60000); // One
128 } catch (Exception ex)
130 jalview.bin.Cache.log.error(
131 "Serious! Service location failed\nfor URL :" + WsURL + "\n",
137 loc.getEngine().setOption("axis", "1");
142 static private Vector<URL> getDiscoveryURLS()
144 Vector<URL> urls = new Vector<>();
145 String RootServiceURLs = jalview.bin.Cache.getDefault("DISCOVERY_URLS",
146 "http://www.compbio.dundee.ac.uk/JalviewWS/services/ServiceRegistry");
150 StringTokenizer st = new StringTokenizer(RootServiceURLs, ",");
151 while (st.hasMoreElements())
156 java.net.URL u = new java.net.URL(url = st.nextToken());
157 if (!urls.contains(u))
163 jalview.bin.Cache.log
164 .info("Ignoring duplicate url in DISCOVERY_URLS list");
166 } catch (Exception ex)
168 jalview.bin.Cache.log
169 .warn("Problem whilst trying to make a URL from '"
170 + ((url != null) ? url : "<null>") + "'");
171 jalview.bin.Cache.log.warn(
172 "This was probably due to a malformed comma separated list"
173 + " in the DISCOVERY_URLS entry of $(HOME)/.jalview_properties)");
174 jalview.bin.Cache.log.debug("Exception was ", ex);
177 } catch (Exception ex)
179 jalview.bin.Cache.log.warn(
180 "Error parsing comma separated list of urls in DISCOVERY_URLS.",
191 * fetch new services or reset to hardwired defaults depending on preferences.
193 static public void doDiscovery()
195 jalview.bin.Cache.log
196 .debug("(Re)-Initialising the discovery URL list.");
197 Discoverer d = getInstance();
200 d.reallyDiscoverServices = jalview.bin.Cache
201 .getDefault("DISCOVERY_START", false);
202 if (d.reallyDiscoverServices)
204 d.ServiceURLList = getDiscoveryURLS();
208 jalview.bin.Cache.log.debug("Setting default services");
209 d.services = new Hashtable<>();
210 // Muscle, Clustal and JPred.
211 ServiceHandle[] defServices = new ServiceHandle[0];
214 // BH 2020.03.18 issue with applet branch Module problem.
215 defServices = new ServiceHandle[] { new ServiceHandle("MsaWS",
216 "Edgar, Robert C. (2004), MUSCLE: multiple sequence alignment "
217 + "with high accuracy and high throughput, Nucleic Acids Research 32(5), 1792-97.",
218 "http://www.compbio.dundee.ac.uk/JalviewWS/services/MuscleWS",
219 MessageManager.getString(
220 "label.muscle_multiple_protein_sequence_alignment")),
221 new ServiceHandle("MsaWS",
222 "Katoh, K., K. Kuma, K., Toh, H., and Miyata, T. (2005) "
223 + "\"MAFFT version 5: improvement in accuracy of multiple sequence alignment.\""
224 + " Nucleic Acids Research, 33 511-518",
225 "http://www.compbio.dundee.ac.uk/JalviewWS/services/MafftWS",
226 MessageManager.getString(
227 "label.mafft_multiple_sequence_alignment")),
228 new ServiceHandle("MsaWS",
229 "Thompson, J.D., Higgins, D.G. and Gibson, T.J. (1994) CLUSTAL W: improving the sensitivity of progressive multiple"
230 + " sequence alignment through sequence weighting, position specific gap penalties and weight matrix choice."
231 + " Nucleic Acids Research, 22 4673-4680",
232 "http://www.compbio.dundee.ac.uk/JalviewWS/services/ClustalWS",
233 MessageManager.getString(
234 "label.clustalw_multiple_sequence_alignment")),
235 new ServiceHandle("SecStrPred",
236 "Drozdetskiy A, Cole C, Procter J & Barton GJ. (2015)\nJPred4: a protein secondary structure prediction server"
237 + "\nNucleic Acids Research, Web Server issue (first published 15th April 2015)"
238 + "\ndoi://10.1093/nar/gkv332",
239 "http://www.compbio.dundee.ac.uk/JalviewWS/services/jpred",
240 "JPred Secondary Structure Prediction") };
241 } catch (Throwable e)
245 d.services = new Hashtable<>();
246 d.serviceList = new Vector<>();
247 buildServiceLists(defServices, d.serviceList, d.services);
250 } catch (Exception e)
253 "jalview.rootRegistry is not a proper url!\nWas set to "
254 + d.RootServiceURL + "\n" + e);
259 // TODO: JBPNote : make this discover more services based on list of
260 // discovery service urls, break cyclic references to the same url and
261 // duplicate service entries (same endpoint *and* same interface)
262 private ServiceHandle[] getServices(java.net.URL location)
264 ServiceHandles shs = null;
267 jalview.bin.Cache.log.debug("Discovering services using " + location);
268 shs = locateWebService(location).getServices();
269 } catch (org.apache.axis.AxisFault f)
271 // JBPNote - should do this a better way!
272 if (f.getFaultReason().indexOf("(407)") > -1)
274 if (jalview.gui.Desktop.getDesktopPane() != null)
276 JvOptionPane.showMessageDialog(jalview.gui.Desktop.getDesktopPane(),
277 MessageManager.getString("label.set_proxy_settings"),
279 .getString("label.proxy_authorization_failed"),
280 JvOptionPane.WARNING_MESSAGE);
285 jalview.bin.Cache.log.warn("No Discovery service at " + location);
286 jalview.bin.Cache.log.debug("Axis Fault", f);
288 } catch (Exception e)
290 jalview.bin.Cache.log.warn("No Discovery service at " + location);
291 jalview.bin.Cache.log.debug("Discovery Service General Exception", e);
293 if ((shs != null) && shs.getServices().length > 0)
295 return shs.getServices();
301 * Adds a list of services to the service catalog and categorised catalog
302 * returns true if ServiceURLList was modified with a new DiscoveryService URL
312 static private boolean buildServiceLists(ServiceHandle[] sh,
313 Vector<ServiceHandle> cat,
314 Hashtable<String, Vector<ServiceHandle>> sscat)
316 boolean seenNewDiscovery = false;
317 for (int i = 0, j = sh.length; i < j; i++)
319 if (!cat.contains(sh[i]))
321 jalview.bin.Cache.log.debug("A " + sh[i].getAbstractName()
322 + " service called " + sh[i].getName() + " exists at "
323 + sh[i].getEndpointURL() + "\n");
324 if (!sscat.containsKey(sh[i].getAbstractName()))
326 sscat.put(sh[i].getAbstractName(), cat = new Vector<>());
330 cat = sscat.get(sh[i].getAbstractName());
333 if (sh[i].getAbstractName().equals("Registry"))
335 Vector<URL> list = getInstance().ServiceURLList;
336 for (int s = 0, sUrls = list.size(); s < sUrls; s++)
338 java.net.URL disc_serv = null;
341 disc_serv = new java.net.URL(sh[i].getEndpointURL());
342 if (!list.contains(disc_serv))
344 jalview.bin.Cache.log.debug(
345 "Adding new discovery service at " + disc_serv);
347 seenNewDiscovery = true;
349 } catch (Exception e)
351 jalview.bin.Cache.log
352 .debug("Ignoring bad discovery service URL "
353 + sh[i].getEndpointURL(), e);
359 return seenNewDiscovery;
362 public void discoverServices()
364 Hashtable<String, Vector<ServiceHandle>> sscat = new Hashtable<>();
365 Vector<ServiceHandle> cat = new Vector<>();
366 ServiceHandle sh[] = null;
368 if (ServiceURLList == null)
370 jalview.bin.Cache.log
371 .debug("No service endpoints to use for service discovery.");
374 while (s_url < ServiceURLList.size())
376 if ((sh = getServices(
377 ServiceURLList.get(s_url))) != null)
380 buildServiceLists(sh, cat, sscat);
384 jalview.bin.Cache.log.warn("No services at "
385 + (ServiceURLList.get(s_url))
386 + " - check DISCOVERY_URLS property in .jalview_properties");
390 // TODO: decide on correct semantics for services list - PropertyChange
391 // provides a way of passing the new object around
392 // so no need to access original discovery thread.
393 // Curent decision is to change properties then notify listeners with old
395 Hashtable<String, Vector<ServiceHandle>> oldServices = services;
396 // Vector oldServicelist = serviceList;
399 changeSupport.firePropertyChange("services", oldServices, services);
403 * creates a new thread to call discoverServices()
408 final Discoverer discoverer = this;
409 Thread discoverThread = new Thread()
414 Discoverer.doDiscovery();
415 discoverer.discoverServices();
418 discoverThread.start();
422 * binding service abstract name to handler class
424 private static Hashtable<String, WS1Client> serviceClientBindings;
426 public static WS1Client getServiceClient(ServiceHandle sh)
428 if (serviceClientBindings == null)
430 // get a list from Config or create below
431 serviceClientBindings = new Hashtable<>();
432 serviceClientBindings.put("MsaWS", new MsaWSClient());
433 serviceClientBindings.put("SecStrPred", new JPredClient());
434 serviceClientBindings.put("SeqSearch", new SeqSearchWSClient());
436 WS1Client instance = serviceClientBindings
437 .get(sh.getAbstractName());
438 if (instance == null)
441 "WARNING - POSSIBLE IMPLEMENTATION ERROR - cannot find WSClient implementation for "
442 + sh.getAbstractName());
446 instance.serviceHandle = sh;
451 * notes on discovery service 1. need to allow multiple discovery source urls.
452 * 2. user interface to add/control list of urls in preferences notes on
453 * wsclient discovery 1. need a classpath property with list of additional
454 * plugin directories 2. optional config to cite specific bindings between
455 * class name and Abstract service name. 3. precedence for automatic discovery
456 * by using getAbstractName for WSClient - user added plugins override default
457 * plugins ? notes on wsclient gui code for gui attachment now moved to
458 * wsclient implementation. Needs more abstraction but approach seems to work.
459 * is it possible to 'generalise' the data retrieval calls further ? current
460 * methods are very specific (gatherForMSA or gatherForSeqOrMsaSecStrPred),
461 * new methods for conservation (group or alignment), treecalc (aligned
462 * profile), seqannot (sequences selected from dataset, annotation back to