2 * Jalview - A Sequence Alignment Editor and Viewer (Version 2.8.2)
3 * Copyright (C) 2014 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.
23 import jalview.ws.dbsources.das.api.DasSourceRegistryI;
24 import jalview.ws.dbsources.das.datamodel.DasSourceRegistry;
26 import java.awt.Color;
27 import java.io.BufferedReader;
29 import java.io.FileInputStream;
30 import java.io.FileOutputStream;
31 import java.io.InputStream;
32 import java.io.InputStreamReader;
33 import java.text.DateFormat;
34 import java.text.SimpleDateFormat;
35 import java.util.Collections;
36 import java.util.Date;
37 import java.util.Enumeration;
38 import java.util.Properties;
39 import java.util.TreeSet;
41 import org.apache.log4j.ConsoleAppender;
42 import org.apache.log4j.Level;
43 import org.apache.log4j.Logger;
44 import org.apache.log4j.SimpleLayout;
47 * Stores and retrieves Jalview Application Properties Lists and fields within
48 * list entries are separated by '|' symbols unless otherwise stated (|) clauses
49 * are alternative values for a tag. <br>
51 * Current properties include:
54 * logs.Axis.Level - one of the stringified Levels for log4j controlling the
55 * logging level for axis (used for web services) <br>
57 * <li>logs.Castor.Level - one of the stringified Levels for log4j controlling
58 * the logging level for castor (used for serialization) <br>
60 * <li>logs.Jalview.Level - Cache.log stringified level. <br>
62 * <li>SCREEN_WIDTH</li>
63 * <li>SCREEN_HEIGHT</li>
64 * <li>SCREEN_Y=285</li>
65 * <li>SCREEN_X=371</li>
66 * <li>SHOW_FULLSCREEN boolean</li>
67 * <li>FONT_NAME java font name for alignment text display</li>
68 * <li>FONT_SIZE size of displayed alignment text</li>
69 * <li>FONT_STYLE style of font displayed (sequence labels are always italic)</li>
70 * <li>GAP_SYMBOL character to treat as gap symbol (usually -,.,' ')</li>
71 * <li>LAST_DIRECTORY last directory for browsing alignment</li>
72 * <li>USER_DEFINED_COLOURS list of user defined colour scheme files</li>
73 * <li>SHOW_FULL_ID show id with '/start-end' numbers appended</li>
74 * <li>SHOW_IDENTITY show percentage identity annotation</li>
75 * <li>SHOW_QUALITY show alignment quality annotation</li>
76 * <li>SHOW_ANNOTATIONS show alignment annotation rows</li>
77 * <li>SHOW_CONSERVATION show alignment conservation annotation</li>
78 * <li>SORT_ANNOTATIONS currently either SEQUENCE_AND_LABEL or
79 * LABEL_AND_SEQUENCE</li>
80 * <li>SHOW_AUTOCALC_ABOVE true to show autocalculated annotations above
81 * sequence annotations</li>
82 * <li>CENTRE_COLUMN_LABELS centre the labels at each column in a displayed
84 * <li>DEFAULT_COLOUR default colour scheme to apply for a new alignment</li>
85 * <li>DEFAULT_FILE_FORMAT file format used to save</li>
86 * <li>STARTUP_FILE file loaded on startup (may be a fully qualified url)</li>
87 * <li>SHOW_STARTUP_FILE flag to control loading of startup file</li>
88 * <li>VERSION the version of the jalview build</li>
89 * <li>BUILD_DATE date of this build</li>
90 * <li>LATEST_VERSION the latest jalview version advertised on the
91 * www.jalview.org</li>
92 * <li>PIR_MODELLER boolean indicating if PIR files are written with MODELLER
94 * <li>(FASTA,MSF,PILEUP,CLUSTAL,BLC,PIR,PFAM)_JVSUFFIX boolean for adding jv
96 * <li>RECENT_URL list of recently retrieved URLs</li>
97 * <li>RECENT_FILE list of recently opened files</li>
98 * <li>USE_PROXY flag for whether a http proxy is to be used</li>
99 * <li>PROXY_SERVER the proxy</li>
100 * <li>PROXY_PORT</li>
101 * <li>NOQUESTIONNAIRES true to prevent jalview from checking the questionnaire
103 * <li>QUESTIONNAIRE last questionnaire:responder id string from questionnaire
105 * <li>USAGESTATS (false - user prompted) Enable google analytics tracker for
106 * collecting usage statistics</li>
107 * <li>DAS_LOCAL_SOURCE list of local das sources</li>
108 * <li>SHOW_OVERVIEW boolean for overview window display</li>
109 * <li>ANTI_ALIAS boolean for smooth fonts</li>
110 * <li>RIGHT_ALIGN_IDS boolean</li>
111 * <li>AUTO_CALC_CONSENSUS boolean for automatic recalculation of consensus</li>
112 * <li>PAD_GAPS boolean</li>
113 * <li>ID_ITALICS boolean</li>
114 * <li>SHOW_JV_SUFFIX</li>
115 * <li>WRAP_ALIGNMENT</li>
116 * <li>EPS_RENDERING (Prompt each time|Lineart|Text) default for EPS rendering
118 * <li>SORT_ALIGNMENT (No sort|Id|Pairwise Identity)</li>
119 * <li>SEQUENCE_LINKS list of name|URL pairs for opening a url with
121 * <li>GROUP_LINKS list of name|URL[|<separator>] tuples - see
122 * jalview.utils.GroupURLLink for more info</li>
123 * <li>DAS_REGISTRY_URL the registry to query</li>
124 * <li>DEFAULT_BROWSER for unix</li>
125 * <li>DAS_ACTIVE_SOURCE list of active sources</li>
126 * <li>SHOW_MEMUSAGE boolean show memory usage and warning indicator on desktop
128 * <li>VERSION_CHECK (true) check for the latest release version from
129 * www.jalview.org (or the alias given by the www.jalview.org property)</li>
130 * <li>SHOW_NPFEATS_TOOLTIP (true) show non-positional features in the Sequence
132 * <li>SHOW_DBREFS_TOOLTIP (true) show Database Cross References in the Sequence
134 * <li>SHOW_UNCONSERVED (false) only render unconserved residues - conserved
135 * displayed as '.'</li>
136 * <li>SORT_BY_TREE (false) sort the current alignment view according to the
137 * order of a newly displayed tree</li>
138 * <li>DBFETCH_USEPICR (false) use PICR to recover valid DB references from
139 * sequence ID strings before attempting retrieval from any datasource</li>
140 * <li>SHOW_GROUP_CONSENSUS (false) Show consensus annotation for groups in the
142 * <li>SHOW_GROUP_CONSERVATION (false) Show conservation annotation for groups
143 * in the alignment.</li>
144 * <li>SHOW_CONSENSUS_HISTOGRAM (false) Show consensus annotation row's
146 * <li>SHOW_CONSENSUS_LOGO (false) Show consensus annotation row's sequence
148 * <li>NORMALISE_CONSENSUS_LOGO (false) Show consensus annotation row's sequence
149 * logo normalised to row height rather than histogram height.</li>
150 * <li>FOLLOW_SELECTIONS (true) Controls whether a new alignment view should
151 * respond to selections made in other alignments containing the same sequences.
153 * <li>SHOW_WSDISCOVERY_ERRORS (true) Controls if the web service URL discovery
154 * warning dialog box is displayed.</li>
155 * <li>ANNOTATIONCOLOUR_MIN (orange) Shade used for minimum value of annotation
156 * when shading by annotation</li>
157 * <li>ANNOTATIONCOLOUR_MAX (red) Shade used for maximum value of annotation
158 * when shading by annotation</li>
159 * <li>www.jalview.org (http://www.jalview.org) a property enabling all HTTP
160 * requests to be redirected to a mirror of http://www.jalview.org</li>
162 * <li>FIGURE_AUTOIDWIDTH (false) Expand the left hand column of an exported
163 * alignment figure to accommodate even the longest sequence ID or annotation
165 * <li>FIGURE_FIXEDIDWIDTH Specifies the width to use for the left-hand column
166 * when exporting an alignment as a figure (setting FIGURE_AUTOIDWIDTH to true
167 * will override this).</li>
171 * Deprecated settings:
174 * <li>DISCOVERY_START - Boolean - controls if discovery services are queried on
175 * startup (JWS1 services only)</li>
176 * <li>DISCOVERY_URLS - comma separated list of Discovery Service endpoints.
177 * (JWS1 services only)</li>
178 * <li>SHOW_JWS1_SERVICES (true) enable or disable the original Jalview 2
179 * services in the desktop GUI</li>
180 * <li>ENABLE_RSBS_EDITOR (false for 2.7 release) enable or disable RSBS editing
181 * panel in web service preferences</li>
185 * @version $Revision$
190 * property giving log4j level for CASTOR loggers
192 public static final String CASTORLOGLEVEL = "logs.Castor.level";
195 * property giving log4j level for AXIS loggers
197 public static final String AXISLOGLEVEL = "logs.Axis.level";
200 * property giving log4j level for Jalview Log
202 public static final String JALVIEWLOGLEVEL = "logs.Jalview.level";
204 public static final String DAS_LOCAL_SOURCE = "DAS_LOCAL_SOURCE";
206 public static final String DAS_REGISTRY_URL = "DAS_REGISTRY_URL";
208 public static final String DAS_ACTIVE_SOURCE = "DAS_ACTIVE_SOURCE";
211 * Property key/value constants
213 public static final String SORT_ANNOTATIONS = "SORT_ANNOTATIONS";
215 public static final String SHOW_AUTOCALC_ABOVE = "SHOW_AUTOCALC_ABOVE";
218 * Initialises the Jalview Application Log
220 public static Logger log;
222 /** Jalview Properties */
223 public static Properties applicationProperties = new Properties() {
224 // override results in properties output in alphabetical order
226 public synchronized Enumeration<Object> keys() {
227 return Collections.enumeration(new TreeSet<Object>(super.keySet()));
231 /** Default file is ~/.jalview_properties */
232 static String propertiesFile;
234 private static boolean propsAreReadOnly = false;
236 public static void initLogger()
244 // TODO: redirect stdout and stderr here in order to grab the output of
247 ConsoleAppender ap = new ConsoleAppender(new SimpleLayout(),
249 ap.setName("JalviewLogger");
250 org.apache.log4j.Logger.getRootLogger().addAppender(ap); // catch all for
252 Logger laxis = Logger.getLogger("org.apache.axis");
253 Logger lcastor = Logger.getLogger("org.exolab.castor");
254 jalview.bin.Cache.log = Logger.getLogger("jalview.bin.Jalview");
256 laxis.setLevel(Level.toLevel(Cache.getDefault("logs.Axis.Level",
257 Level.INFO.toString())));
258 lcastor.setLevel(Level.toLevel(Cache.getDefault("logs.Castor.Level",
259 Level.INFO.toString())));
260 lcastor = Logger.getLogger("org.exolab.castor.xml");
261 lcastor.setLevel(Level.toLevel(Cache.getDefault("logs.Castor.Level",
262 Level.INFO.toString())));
263 // lcastor = Logger.getLogger("org.exolab.castor.xml.Marshaller");
264 // lcastor.setLevel(Level.toLevel(Cache.getDefault("logs.Castor.Level",
265 // Level.INFO.toString())));
266 jalview.bin.Cache.log.setLevel(Level.toLevel(Cache.getDefault(
267 "logs.Jalview.level", Level.INFO.toString())));
268 // laxis.addAppender(ap);
269 // lcastor.addAppender(ap);
270 // jalview.bin.Cache.log.addAppender(ap);
271 // Tell the user that debug is enabled
272 jalview.bin.Cache.log.debug("Jalview Debugging Output Follows.");
273 } catch (Exception ex)
275 System.err.println("Problems initializing the log4j system\n");
276 ex.printStackTrace(System.err);
280 /** Called when Jalview is started */
281 public static void loadProperties(String propsFile)
283 propertiesFile = propsFile;
284 if (propsFile == null)
286 propertiesFile = System.getProperty("user.home") + File.separatorChar
287 + ".jalview_properties";
291 // don't corrupt the file we've been given.
292 propsAreReadOnly = true;
300 fis = new java.net.URL(propertiesFile).openStream();
301 System.out.println("Loading jalview properties from : "
304 .println("Disabling Jalview writing to user's local properties file.");
305 propsAreReadOnly = true;
307 } catch (Exception ex)
313 fis = new FileInputStream(propertiesFile);
315 applicationProperties.load(fis);
317 // remove any old build properties
319 deleteBuildProperties();
321 } catch (Exception ex)
323 System.out.println("Error reading properties file: " + ex);
326 if (getDefault("USE_PROXY", false))
328 String proxyServer = getDefault("PROXY_SERVER", ""), proxyPort = getDefault(
329 "PROXY_PORT", "8080");
331 System.out.println("Using proxyServer: " + proxyServer
332 + " proxyPort: " + proxyPort);
334 System.setProperty("http.proxyHost", proxyServer);
335 System.setProperty("http.proxyPort", proxyPort);
338 // LOAD THE AUTHORS FROM THE authors.props file
341 String authorDetails = "jar:".concat(Cache.class
342 .getProtectionDomain().getCodeSource().getLocation()
343 .toString().concat("!/authors.props"));
345 java.net.URL localJarFileURL = new java.net.URL(authorDetails);
347 InputStream in = localJarFileURL.openStream();
348 applicationProperties.load(in);
350 } catch (Exception ex)
352 System.out.println("Error reading author details: " + ex);
353 applicationProperties.remove("AUTHORS");
354 applicationProperties.remove("AUTHORFNAMES");
355 applicationProperties.remove("YEAR");
358 // FIND THE VERSION NUMBER AND BUILD DATE FROM jalview.jar
359 // MUST FOLLOW READING OF LOCAL PROPERTIES FILE AS THE
360 // VERSION MAY HAVE CHANGED SINCE LAST USING JALVIEW
363 String buildDetails = "jar:".concat(Cache.class.getProtectionDomain()
364 .getCodeSource().getLocation().toString()
365 .concat("!/.build_properties"));
367 java.net.URL localJarFileURL = new java.net.URL(buildDetails);
369 InputStream in = localJarFileURL.openStream();
370 applicationProperties.load(in);
372 } catch (Exception ex)
374 System.out.println("Error reading build details: " + ex);
375 applicationProperties.remove("VERSION");
378 String jnlpVersion = System.getProperty("jalview.version");
379 String codeVersion = getProperty("VERSION");
381 if (codeVersion == null)
383 // THIS SHOULD ONLY BE THE CASE WHEN TESTING!!
384 codeVersion = "Test";
385 jnlpVersion = "Test";
388 System.out.println("Jalview Version: " + codeVersion);
390 // jnlpVersion will be null if we're using InstallAnywhere
391 // Dont do this check if running in headless mode
392 if (jnlpVersion == null
393 && getDefault("VERSION_CHECK", true)
394 && (System.getProperty("java.awt.headless") == null || System
395 .getProperty("java.awt.headless").equals("false")))
398 class VersionChecker extends Thread
402 String orgtimeout = System
403 .getProperty("sun.net.client.defaultConnectTimeout");
404 if (orgtimeout == null)
407 System.out.println("# INFO: Setting default net timeout to "
408 + orgtimeout + " seconds.");
410 String jnlpVersion = null;
413 System.setProperty("sun.net.client.defaultConnectTimeout",
415 java.net.URL url = new java.net.URL(Cache.getDefault(
416 "www.jalview.org", "http://www.jalview.org")
417 + "/webstart/jalview.jnlp");
418 BufferedReader in = new BufferedReader(new InputStreamReader(
421 while ((line = in.readLine()) != null)
423 if (line.indexOf("jalview.version") == -1)
428 line = line.substring(line.indexOf("value=") + 7);
429 line = line.substring(0, line.lastIndexOf("\""));
433 } catch (Exception ex)
436 .println("Non-fatal exceptions when checking version at www.jalview.org :");
437 System.out.println(ex);
438 jnlpVersion = getProperty("VERSION");
440 System.setProperty("sun.net.client.defaultConnectTimeout",
443 setProperty("LATEST_VERSION", jnlpVersion);
447 VersionChecker vc = new VersionChecker();
452 if (jnlpVersion != null)
454 setProperty("LATEST_VERSION", jnlpVersion);
458 applicationProperties.remove("LATEST_VERSION");
462 setProperty("VERSION", codeVersion);
464 // LOAD USERDEFINED COLOURS
465 jalview.gui.UserDefinedColours
466 .initUserColourSchemes(getProperty("USER_DEFINED_COLOURS"));
467 jalview.io.PIRFile.useModellerOutput = Cache.getDefault("PIR_MODELLER",
471 private static void deleteBuildProperties()
473 applicationProperties.remove("LATEST_VERSION");
474 applicationProperties.remove("VERSION");
475 applicationProperties.remove("AUTHORS");
476 applicationProperties.remove("AUTHORFNAMES");
477 applicationProperties.remove("YEAR");
481 * Gets Jalview application property of given key. Returns null if key not
487 * @return Property value
489 public static String getProperty(String key)
491 return applicationProperties.getProperty(key);
495 * These methods are used when checking if the saved preference is different
496 * to the default setting
499 public static boolean getDefault(String property, boolean def)
501 String string = getProperty(property);
504 def = Boolean.valueOf(string).booleanValue();
511 * These methods are used when checking if the saved preference is different
512 * to the default setting
514 public static String getDefault(String property, String def)
516 String string = getProperty(property);
526 * Stores property in the file "HOME_DIR/.jalview_properties"
531 * String value of property
533 * @return String value of property
535 public static String setProperty(String key, String obj)
540 applicationProperties.setProperty(key, obj);
541 if (!propsAreReadOnly)
543 FileOutputStream out = new FileOutputStream(propertiesFile);
544 applicationProperties.store(out, "---JalviewX Properties File---");
547 } catch (Exception ex)
549 System.out.println("Error setting property: " + key + " " + obj
556 * remove the specified property from the jalview properties file
560 public static void removeProperty(String string)
562 applicationProperties.remove(string);
567 * save the properties to the jalview properties path
569 public static void saveProperties()
571 if (!propsAreReadOnly)
575 FileOutputStream out = new FileOutputStream(propertiesFile);
576 applicationProperties.store(out, "---JalviewX Properties File---");
578 } catch (Exception ex)
580 System.out.println("Error saving properties: " + ex);
586 * internal vamsas class discovery state
588 private static int vamsasJarsArePresent = -1;
591 * Searches for vamsas client classes on class path.
593 * @return true if vamsas client is present on classpath
595 public static boolean vamsasJarsPresent()
597 if (vamsasJarsArePresent == -1)
601 if (jalview.jbgui.GDesktop.class.getClassLoader().loadClass(
602 "uk.ac.vamsas.client.VorbaId") != null)
604 jalview.bin.Cache.log
605 .debug("Found Vamsas Classes (uk.ac..vamsas.client.VorbaId can be loaded)");
606 vamsasJarsArePresent = 1;
607 Logger lvclient = Logger.getLogger("uk.ac.vamsas");
608 lvclient.setLevel(Level.toLevel(Cache.getDefault(
609 "logs.Vamsas.Level", Level.INFO.toString())));
611 lvclient.addAppender(log.getAppender("JalviewLogger"));
612 // Tell the user that debug is enabled
613 lvclient.debug("Jalview Vamsas Client Debugging Output Follows.");
615 } catch (Exception e)
617 vamsasJarsArePresent = 0;
618 jalview.bin.Cache.log.debug("Vamsas Classes are not present");
621 return (vamsasJarsArePresent > 0);
625 * internal vamsas class discovery state
627 private static int groovyJarsArePresent = -1;
630 * Searches for vamsas client classes on class path.
632 * @return true if vamsas client is present on classpath
634 public static boolean groovyJarsPresent()
636 if (groovyJarsArePresent == -1)
640 if (Cache.class.getClassLoader().loadClass(
641 "groovy.lang.GroovyObject") != null)
643 jalview.bin.Cache.log
644 .debug("Found Groovy (groovy.lang.GroovyObject can be loaded)");
645 groovyJarsArePresent = 1;
646 Logger lgclient = Logger.getLogger("groovy");
647 lgclient.setLevel(Level.toLevel(Cache.getDefault(
648 "logs.Groovy.Level", Level.INFO.toString())));
650 lgclient.addAppender(log.getAppender("JalviewLogger"));
651 // Tell the user that debug is enabled
652 lgclient.debug("Jalview Groovy Client Debugging Output Follows.");
656 groovyJarsArePresent = 0;
657 jalview.bin.Cache.log.debug("Groovy Classes are not present", e);
658 } catch (Exception e)
660 groovyJarsArePresent = 0;
661 jalview.bin.Cache.log.debug("Groovy Classes are not present");
664 return (groovyJarsArePresent > 0);
668 * GA tracker object - actually JGoogleAnalyticsTracker null if tracking not
671 protected static Object tracker = null;
673 protected static Class trackerfocus = null;
675 protected static Class jgoogleanalyticstracker = null;
678 * Initialise the google tracker if it is not done already.
680 public static void initGoogleTracker()
684 if (jgoogleanalyticstracker == null)
686 // try to get the tracker class
689 jgoogleanalyticstracker = Cache.class
692 "com.boxysystems.jgoogleanalytics.JGoogleAnalyticsTracker");
693 trackerfocus = Cache.class.getClassLoader().loadClass(
694 "com.boxysystems.jgoogleanalytics.FocusPoint");
695 } catch (Exception e)
697 log.debug("com.boxysystems.jgoogleanalytics package is not present - tracking not enabled.");
699 jgoogleanalyticstracker = null;
704 // now initialise tracker
705 Exception re = null, ex = null;
707 String vrs = "No Version Accessible";
710 // Google analytics tracking code for Library Finder
711 tracker = jgoogleanalyticstracker.getConstructor(new Class[]
712 { String.class, String.class, String.class }).newInstance(
716 (vrs = jalview.bin.Cache.getProperty("VERSION")
718 + jalview.bin.Cache.getDefault("BUILD_DATE",
719 "unknown")), "UA-9060947-1" });
720 jgoogleanalyticstracker.getMethod("trackAsynchronously",
722 { trackerfocus }).invoke(tracker, new Object[]
723 { trackerfocus.getConstructor(new Class[]
724 { String.class }).newInstance(new Object[]
725 { "Application Started." }) });
726 } catch (RuntimeException e)
729 } catch (Exception e)
736 if (re != null || ex != null || err != null)
742 log.debug("Caught runtime exception in googletracker init:", re);
747 "Failed to initialise GoogleTracker for Jalview Desktop with version "
753 "Whilst initing GoogleTracker for Jalview Desktop version "
762 .println("Debug: Caught runtime exception in googletracker init:"
764 re.printStackTrace();
769 .println("Warning: Failed to initialise GoogleTracker for Jalview Desktop with version "
771 ex.printStackTrace();
777 .println("ERROR: Whilst initing GoogleTracker for Jalview Desktop version "
779 err.printStackTrace();
785 log.debug("Successfully initialised tracker.");
791 * get the user's default colour if available
797 public static Color getDefaultColour(String property, Color defcolour)
799 String colprop = getProperty(property);
804 Color col = jalview.schemes.ColourSchemeProperty
805 .getAWTColorFromName(colprop);
810 col = new jalview.schemes.UserColourScheme(colprop).findColour('A');
811 } catch (Exception ex)
813 log.warn("Couldn't parse '" + colprop + "' as a colour for "
818 return (col == null) ? defcolour : col;
822 * store a colour as a Jalview user default property
827 public static void setColourProperty(String property, Color colour)
829 setProperty(property, jalview.util.Format.getHexString(colour));
832 public static final DateFormat date_format = SimpleDateFormat
833 .getDateTimeInstance();
836 * store a date in a jalview property
841 public static void setDateProperty(String property, Date time)
843 setProperty(property, date_format.format(time));
847 * read a date stored in a jalview property
850 * @return valid date as stored by setDateProperty, or null
853 public static Date getDateProperty(String property)
855 String val = getProperty(property);
860 return date_format.parse(val);
861 } catch (Exception ex)
863 System.err.println("Invalid or corrupt date in property '"
864 + property + "' : value was '" + val + "'");
871 * get and parse a property as an integer. send any parsing problems to
875 * @return null or Integer
877 public static Integer getIntegerProperty(String property)
879 String val = getProperty(property);
880 if (val != null && (val = val.trim()).length() > 0)
884 return Integer.valueOf(val);
885 } catch (NumberFormatException x)
887 System.err.println("Invalid integer in property '" + property
888 + "' (value was '" + val + "')");
894 private static DasSourceRegistryI sourceRegistry = null;
899 * @return instance of the das source registry
901 public static DasSourceRegistryI getDasSourceRegistry()
903 if (sourceRegistry == null)
905 sourceRegistry = new DasSourceRegistry();
907 return sourceRegistry;