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.AlignmentPanel;
26 import jalview.gui.JvOptionPane;
27 import jalview.util.MessageManager;
30 import java.util.Hashtable;
31 import java.util.List;
32 import java.util.StringTokenizer;
33 import java.util.Vector;
35 import ext.vamsas.IRegistry;
36 import ext.vamsas.IRegistryServiceLocator;
37 import ext.vamsas.RegistryServiceSoapBindingStub;
38 import ext.vamsas.ServiceHandle;
39 import ext.vamsas.ServiceHandles;
41 public class Discoverer implements Runnable, ApplicationSingletonI
44 public static Discoverer getInstance()
46 return (Discoverer) ApplicationSingletonProvider.getInstance(Discoverer.class);
54 ext.vamsas.IRegistry registry; // the root registry service.
56 private java.beans.PropertyChangeSupport changeSupport = new java.beans.PropertyChangeSupport(
60 * change listeners are notified of "services" property changes
63 * to be added that consumes new services Hashtable object.
65 public void addPropertyChangeListener(
66 java.beans.PropertyChangeListener listener)
68 changeSupport.addPropertyChangeListener(listener);
77 public void removePropertyChangeListener(
78 java.beans.PropertyChangeListener listener)
80 changeSupport.removePropertyChangeListener(listener);
84 * Property change listener firing routine
93 public void firePropertyChange(String prop, Object oldvalue,
96 changeSupport.firePropertyChange(prop, oldvalue, newvalue);
100 * Initializes the server field with a valid service implementation.
102 * @return true if service was located.
104 private IRegistry locateWebService(java.net.URL WsURL)
106 IRegistryServiceLocator loc = new IRegistryServiceLocator(); // Default
107 IRegistry server = null;
110 server = loc.getRegistryService(WsURL);
111 ((RegistryServiceSoapBindingStub) server).setTimeout(60000); // One
114 } catch (Exception ex)
116 jalview.bin.Cache.log.error(
117 "Serious! Service location failed\nfor URL :" + WsURL + "\n",
123 loc.getEngine().setOption("axis", "1");
128 private java.net.URL RootServiceURL = null;
130 private Vector<URL> ServiceURLList = null;
132 public Vector<URL> getServiceURLList() {
133 return ServiceURLList;
136 private boolean reallyDiscoverServices = true;
138 private java.util.Hashtable<String, Vector<ServiceHandle>> services = null;
140 // abstractServiceType
143 public java.util.Vector<ServiceHandle> serviceList = null;
145 private Vector<URL> getDiscoveryURLS()
147 Vector<URL> urls = new Vector<>();
148 String RootServiceURLs = jalview.bin.Cache.getDefault("DISCOVERY_URLS",
149 "http://www.compbio.dundee.ac.uk/JalviewWS/services/ServiceRegistry");
153 StringTokenizer st = new StringTokenizer(RootServiceURLs, ",");
154 while (st.hasMoreElements())
159 java.net.URL u = new java.net.URL(url = st.nextToken());
160 if (!urls.contains(u))
166 jalview.bin.Cache.log
167 .info("Ignoring duplicate url in DISCOVERY_URLS list");
169 } catch (Exception ex)
171 jalview.bin.Cache.log
172 .warn("Problem whilst trying to make a URL from '"
173 + ((url != null) ? url : "<null>") + "'");
174 jalview.bin.Cache.log.warn(
175 "This was probably due to a malformed comma separated list"
176 + " in the DISCOVERY_URLS entry of $(HOME)/.jalview_properties)");
177 jalview.bin.Cache.log.debug("Exception was ", ex);
180 } catch (Exception ex)
182 jalview.bin.Cache.log.warn(
183 "Error parsing comma separated list of urls in DISCOVERY_URLS.",
194 * fetch new services or reset to hardwired defaults depending on preferences.
196 static public void doDiscovery()
198 getInstance().discovery();
201 private void discovery()
203 jalview.bin.Cache.log
204 .debug("(Re)-Initialising the discovery URL list.");
207 Discoverer d = getInstance();
208 reallyDiscoverServices = jalview.bin.Cache
209 .getDefault("DISCOVERY_START", false);
210 if (reallyDiscoverServices)
212 ServiceURLList = getDiscoveryURLS();
216 jalview.bin.Cache.log.debug("Setting default services");
217 services = new Hashtable<>();
218 // Muscle, Clustal and JPred.
219 ServiceHandle[] defServices = { new ServiceHandle("MsaWS",
220 "Edgar, Robert C. (2004), MUSCLE: multiple sequence alignment "
221 + "with high accuracy and high throughput, Nucleic Acids Research 32(5), 1792-97.",
222 "http://www.compbio.dundee.ac.uk/JalviewWS/services/MuscleWS",
223 MessageManager.getString(
224 "label.muscle_multiple_protein_sequence_alignment")),
225 new ServiceHandle("MsaWS",
226 "Katoh, K., K. Kuma, K., Toh, H., and Miyata, T. (2005) "
227 + "\"MAFFT version 5: improvement in accuracy of multiple sequence alignment.\""
228 + " Nucleic Acids Research, 33 511-518",
229 "http://www.compbio.dundee.ac.uk/JalviewWS/services/MafftWS",
230 MessageManager.getString(
231 "label.mafft_multiple_sequence_alignment")),
232 new ServiceHandle("MsaWS",
233 "Thompson, J.D., Higgins, D.G. and Gibson, T.J. (1994) CLUSTAL W: improving the sensitivity of progressive multiple"
234 + " sequence alignment through sequence weighting, position specific gap penalties and weight matrix choice."
235 + " Nucleic Acids Research, 22 4673-4680",
236 "http://www.compbio.dundee.ac.uk/JalviewWS/services/ClustalWS",
237 MessageManager.getString(
238 "label.clustalw_multiple_sequence_alignment")),
239 new ServiceHandle("SecStrPred",
240 "Drozdetskiy A, Cole C, Procter J & Barton GJ. (2015)\nJPred4: a protein secondary structure prediction server"
241 + "\nNucleic Acids Research, Web Server issue (first published 15th April 2015)"
242 + "\ndoi://10.1093/nar/gkv332",
243 "http://www.compbio.dundee.ac.uk/JalviewWS/services/jpred",
244 "JPred Secondary Structure Prediction") };
245 services = new Hashtable<>();
246 serviceList = new Vector<>();
247 buildServiceLists(defServices, serviceList, services);
250 } catch (Exception e)
253 "jalview.rootRegistry is not a proper url!\nWas set to "
254 + 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 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 for (int s = 0, sUrls = ServiceURLList.size(); s < sUrls; s++)
337 java.net.URL disc_serv = null;
340 disc_serv = new java.net.URL(sh[i].getEndpointURL());
341 if (!ServiceURLList.contains(disc_serv))
343 jalview.bin.Cache.log.debug(
344 "Adding new discovery service at " + disc_serv);
345 ServiceURLList.add(disc_serv);
346 seenNewDiscovery = true;
348 } catch (Exception e)
350 jalview.bin.Cache.log
351 .debug("Ignoring bad discovery service URL "
352 + sh[i].getEndpointURL(), e);
358 return seenNewDiscovery;
361 public void discoverServices()
363 Hashtable<String, Vector<ServiceHandle>> sscat = new Hashtable<>();
364 Vector<ServiceHandle> cat = new Vector<>();
365 ServiceHandle sh[] = null;
367 if (ServiceURLList == null)
369 jalview.bin.Cache.log
370 .debug("No service endpoints to use for service discovery.");
373 while (s_url < ServiceURLList.size())
375 if ((sh = getServices(
376 ServiceURLList.get(s_url))) != null)
379 buildServiceLists(sh, cat, sscat);
383 jalview.bin.Cache.log.warn("No services at "
384 + (ServiceURLList.get(s_url))
385 + " - check DISCOVERY_URLS property in .jalview_properties");
389 // TODO: decide on correct semantics for services list - PropertyChange
390 // provides a way of passing the new object around
391 // so no need to access original discovery thread.
392 // Curent decision is to change properties then notify listeners with old
394 Hashtable<String, Vector<ServiceHandle>> oldServices = services;
395 // Vector oldServicelist = serviceList;
398 changeSupport.firePropertyChange("services", oldServices, services);
402 * creates a new thread to call discoverServices()
407 final Discoverer discoverer = this;
408 Thread discoverThread = new Thread()
413 Discoverer.doDiscovery();
414 discoverer.discoverServices();
417 discoverThread.start();
421 * binding service abstract name to handler class
423 private Hashtable<String, WS1Client> serviceClientBindings;
425 public static WS1Client getServiceClient(ServiceHandle sh)
427 return getInstance().getClient(sh);
431 * notes on discovery service 1. need to allow multiple discovery source urls.
432 * 2. user interface to add/control list of urls in preferences notes on
433 * wsclient discovery 1. need a classpath property with list of additional
434 * plugin directories 2. optional config to cite specific bindings between
435 * class name and Abstract service name. 3. precedence for automatic discovery
436 * by using getAbstractName for WSClient - user added plugins override default
437 * plugins ? notes on wsclient gui code for gui attachment now moved to
438 * wsclient implementation. Needs more abstraction but approach seems to work.
439 * is it possible to 'generalise' the data retrieval calls further ? current
440 * methods are very specific (gatherForMSA or gatherForSeqOrMsaSecStrPred),
441 * new methods for conservation (group or alignment), treecalc (aligned
442 * profile), seqannot (sequences selected from dataset, annotation back to
447 private WS1Client getClient(ServiceHandle sh)
449 if (serviceClientBindings == null)
451 // get a list from Config or create below
452 serviceClientBindings = new Hashtable<>();
453 serviceClientBindings.put("MsaWS", new MsaWSClient());
454 serviceClientBindings.put("SecStrPred", new JPredClient());
455 serviceClientBindings.put("SeqSearch", new SeqSearchWSClient());
457 WS1Client instance = serviceClientBindings
458 .get(sh.getAbstractName());
459 if (instance == null)
462 "WARNING - POSSIBLE IMPLEMENTATION ERROR - cannot find WSClient implementation for "
463 + sh.getAbstractName());
467 instance.serviceHandle = sh;
472 public static Hashtable<String, Vector<ServiceHandle>> getServices()
474 return getInstance().services;