org.argeo.osgi.boot/src/org/argeo/osgi/boot/OsgiBoot.java

   1 package org.argeo.osgi.boot;
   2
   3 import static org.argeo.osgi.boot.OsgiBootUtils.debug;
   4 import static org.argeo.osgi.boot.OsgiBootUtils.warn;
   5
   6 import java.io.File;
   7 import java.nio.file.Files;
   8 import java.nio.file.Path;
   9 import java.nio.file.Paths;
  10 import java.util.ArrayList;
  11 import java.util.HashMap;
  12 import java.util.Iterator;
  13 import java.util.List;
  14 import java.util.Map;
  15 import java.util.Properties;
  16 import java.util.Set;
  17 import java.util.SortedMap;
  18 import java.util.StringTokenizer;
  19 import java.util.TreeMap;
  20
  21 import org.argeo.osgi.a2.A2Source;
  22 import org.argeo.osgi.a2.ProvisioningManager;
  23 import org.argeo.osgi.boot.internal.springutil.AntPathMatcher;
  24 import org.argeo.osgi.boot.internal.springutil.PathMatcher;
  25 import org.argeo.osgi.boot.internal.springutil.SystemPropertyUtils;
  26 import org.osgi.framework.Bundle;
  27 import org.osgi.framework.BundleContext;
  28 import org.osgi.framework.BundleException;
  29 import org.osgi.framework.FrameworkEvent;
  30 import org.osgi.framework.Version;
  31 import org.osgi.framework.startlevel.BundleStartLevel;
  32 import org.osgi.framework.startlevel.FrameworkStartLevel;
  33 import org.osgi.framework.wiring.FrameworkWiring;
  34
  35 /**
  36  * Basic provisioning of an OSGi runtime via file path patterns and system
  37  * properties. The approach is to generate list of URLs based on various
  38  * methods, configured via properties.
  39  */
  40 public class OsgiBoot implements OsgiBootConstants {
  41         public final static String PROP_ARGEO_OSGI_START = "argeo.osgi.start";
  42         public final static String PROP_ARGEO_OSGI_SOURCES = "argeo.osgi.sources";
  43
  44         public final static String PROP_ARGEO_OSGI_BUNDLES = "argeo.osgi.bundles";
  45         public final static String PROP_ARGEO_OSGI_BASE_URL = "argeo.osgi.baseUrl";
  46         public final static String PROP_ARGEO_OSGI_LOCAL_CACHE = "argeo.osgi.localCache";
  47         public final static String PROP_ARGEO_OSGI_DISTRIBUTION_URL = "argeo.osgi.distributionUrl";
  48
  49         // booleans
  50         public final static String PROP_ARGEO_OSGI_BOOT_DEBUG = "argeo.osgi.boot.debug";
  51         // public final static String PROP_ARGEO_OSGI_BOOT_EXCLUDE_SVN =
  52         // "argeo.osgi.boot.excludeSvn";
  53
  54         public final static String PROP_ARGEO_OSGI_BOOT_SYSTEM_PROPERTIES_FILE = "argeo.osgi.boot.systemPropertiesFile";
  55         public final static String PROP_ARGEO_OSGI_BOOT_APPCLASS = "argeo.osgi.boot.appclass";
  56         public final static String PROP_ARGEO_OSGI_BOOT_APPARGS = "argeo.osgi.boot.appargs";
  57
  58         public final static String DEFAULT_BASE_URL = "reference:file:";
  59         // public final static String EXCLUDES_SVN_PATTERN = "**/.svn/**";
  60
  61         // OSGi system properties
  62         final static String PROP_OSGI_BUNDLES_DEFAULTSTARTLEVEL = "osgi.bundles.defaultStartLevel";
  63         final static String PROP_OSGI_STARTLEVEL = "osgi.startLevel";
  64         final static String INSTANCE_AREA_PROP = "osgi.instance.area";
  65         final static String CONFIGURATION_AREA_PROP = "osgi.configuration.area";
  66
  67         // Symbolic names
  68         public final static String SYMBOLIC_NAME_OSGI_BOOT = "org.argeo.osgi.boot";
  69         public final static String SYMBOLIC_NAME_EQUINOX = "org.eclipse.osgi";
  70
  71         /** Exclude svn metadata implicitely(a bit costly) */
  72         // private boolean excludeSvn =
  73         // Boolean.valueOf(System.getProperty(PROP_ARGEO_OSGI_BOOT_EXCLUDE_SVN,
  74         // "false"))
  75         // .booleanValue();
  76
  77         /** Default is 10s */
  78         @Deprecated
  79         private long defaultTimeout = 10000l;
  80
  81         private final BundleContext bundleContext;
  82         private final String localCache;
  83
  84         private final ProvisioningManager provisioningManager;
  85
  86         /*
  87          * INITIALIZATION
  88          */
  89         /** Constructor */
  90         public OsgiBoot(BundleContext bundleContext) {
  91                 this.bundleContext = bundleContext;
  92                 Path homePath = Paths.get(System.getProperty("user.home")).toAbsolutePath();
  93                 String homeUri = homePath.toUri().toString();
  94                 localCache = getProperty(PROP_ARGEO_OSGI_LOCAL_CACHE, homeUri + ".m2/repository/");
  95
  96                 provisioningManager = new ProvisioningManager(bundleContext);
  97                 String sources = getProperty(PROP_ARGEO_OSGI_SOURCES);
  98                 if (sources == null) {
  99                         provisioningManager.registerDefaultSource();
 100                 } else {
 101                         for (String source : sources.split(",")) {
 102                                 if (source.trim().equals(A2Source.DEFAULT_A2_URI)) {
 103                                         if (Files.exists(homePath))
 104                                                 provisioningManager.registerSource(
 105                                                                 A2Source.SCHEME_A2 + "://" + homePath.toString() + "/.local/share/osgi");
 106                                         provisioningManager.registerSource(A2Source.SCHEME_A2 + ":///usr/local/share/osgi");
 107                                         provisioningManager.registerSource(A2Source.SCHEME_A2 + ":///usr/share/osgi");
 108                                 } else {
 109                                         provisioningManager.registerSource(source);
 110                                 }
 111                         }
 112                 }
 113         }
 114
 115         ProvisioningManager getProvisioningManager() {
 116                 return provisioningManager;
 117         }
 118
 119         /*
 120          * HIGH-LEVEL METHODS
 121          */
 122         /** Bootstraps the OSGi runtime */
 123         public void bootstrap() {
 124                 try {
 125                         long begin = System.currentTimeMillis();
 126                         System.out.println();
 127                         String osgiInstancePath = bundleContext.getProperty(INSTANCE_AREA_PROP);
 128                         OsgiBootUtils
 129                                         .info("OSGi bootstrap starting" + (osgiInstancePath != null ? " (" + osgiInstancePath + ")" : ""));
 130                         installUrls(getBundlesUrls());
 131                         installUrls(getDistributionUrls());
 132                         provisioningManager.install(null);
 133                         startBundles();
 134                         long duration = System.currentTimeMillis() - begin;
 135                         OsgiBootUtils.info("OSGi bootstrap completed in " + Math.round(((double) duration) / 1000) + "s ("
 136                                         + duration + "ms), " + bundleContext.getBundles().length + " bundles");
 137                 } catch (RuntimeException e) {
 138                         OsgiBootUtils.error("OSGi bootstrap FAILED", e);
 139                         throw e;
 140                 }
 141
 142                 // diagnostics
 143                 if (OsgiBootUtils.debug) {
 144                         OsgiBootDiagnostics diagnostics = new OsgiBootDiagnostics(bundleContext);
 145                         diagnostics.checkUnresolved();
 146                         Map<String, Set<String>> duplicatePackages = diagnostics.findPackagesExportedTwice();
 147                         if (duplicatePackages.size() > 0) {
 148                                 OsgiBootUtils.info("Packages exported twice:");
 149                                 Iterator<String> it = duplicatePackages.keySet().iterator();
 150                                 while (it.hasNext()) {
 151                                         String pkgName = it.next();
 152                                         OsgiBootUtils.info(pkgName);
 153                                         Set<String> bdles = duplicatePackages.get(pkgName);
 154                                         Iterator<String> bdlesIt = bdles.iterator();
 155                                         while (bdlesIt.hasNext())
 156                                                 OsgiBootUtils.info("  " + bdlesIt.next());
 157                                 }
 158                         }
 159                 }
 160                 System.out.println();
 161         }
 162
 163         public void update() {
 164                 provisioningManager.update();
 165         }
 166
 167         /*
 168          * INSTALLATION
 169          */
 170         /** Install a single url. Convenience method. */
 171         public Bundle installUrl(String url) {
 172                 List<String> urls = new ArrayList<String>();
 173                 urls.add(url);
 174                 installUrls(urls);
 175                 return (Bundle) getBundlesByLocation().get(url);
 176         }
 177
 178         /** Install the bundles at this URL list. */
 179         public void installUrls(List<String> urls) {
 180                 Map<String, Bundle> installedBundles = getBundlesByLocation();
 181                 for (int i = 0; i < urls.size(); i++) {
 182                         String url = (String) urls.get(i);
 183                         installUrl(url, installedBundles);
 184                 }
 185                 refreshFramework();
 186         }
 187
 188         /** Actually install the provided URL */
 189         protected void installUrl(String url, Map<String, Bundle> installedBundles) {
 190                 try {
 191                         if (installedBundles.containsKey(url)) {
 192                                 Bundle bundle = (Bundle) installedBundles.get(url);
 193                                 if (OsgiBootUtils.debug)
 194                                         debug("Bundle " + bundle.getSymbolicName() + " already installed from " + url);
 195                         } else if (url.contains("/" + SYMBOLIC_NAME_EQUINOX + "/")
 196                                         || url.contains("/" + SYMBOLIC_NAME_OSGI_BOOT + "/")) {
 197                                 if (OsgiBootUtils.debug)
 198                                         warn("Skip " + url);
 199                                 return;
 200                         } else {
 201                                 Bundle bundle = bundleContext.installBundle(url);
 202                                 if (url.startsWith("http"))
 203                                         OsgiBootUtils
 204                                                         .info("Installed " + bundle.getSymbolicName() + "-" + bundle.getVersion() + " from " + url);
 205                                 else if (OsgiBootUtils.debug)
 206                                         OsgiBootUtils.debug(
 207                                                         "Installed " + bundle.getSymbolicName() + "-" + bundle.getVersion() + " from " + url);
 208                                 assert bundle.getSymbolicName() != null;
 209                                 // uninstall previous versions
 210                                 bundles: for (Bundle b : bundleContext.getBundles()) {
 211                                         if (b.getSymbolicName() == null)
 212                                                 continue bundles;
 213                                         if (bundle.getSymbolicName().equals(b.getSymbolicName())) {
 214                                                 Version bundleV = bundle.getVersion();
 215                                                 Version bV = b.getVersion();
 216                                                 if (bV == null)
 217                                                         continue bundles;
 218                                                 if (bundleV.getMajor() == bV.getMajor() && bundleV.getMinor() == bV.getMinor()) {
 219                                                         if (bundleV.getMicro() > bV.getMicro()) {
 220                                                                 // uninstall older bundles
 221                                                                 b.uninstall();
 222                                                                 OsgiBootUtils.debug("Uninstalled " + b);
 223                                                         } else if (bundleV.getMicro() < bV.getMicro()) {
 224                                                                 // uninstall just installed bundle if newer
 225                                                                 bundle.uninstall();
 226                                                                 OsgiBootUtils.debug("Uninstalled " + bundle);
 227                                                                 break bundles;
 228                                                         } else {
 229                                                                 // uninstall any other with same major/minor
 230                                                                 if (!bundleV.getQualifier().equals(bV.getQualifier())) {
 231                                                                         b.uninstall();
 232                                                                         OsgiBootUtils.debug("Uninstalled " + b);
 233                                                                 }
 234                                                         }
 235                                                 }
 236                                         }
 237                                 }
 238                         }
 239                 } catch (BundleException e) {
 240                         final String ALREADY_INSTALLED = "is already installed";
 241                         String message = e.getMessage();
 242                         if ((message.contains("Bundle \"" + SYMBOLIC_NAME_OSGI_BOOT + "\"")
 243                                         || message.contains("Bundle \"" + SYMBOLIC_NAME_EQUINOX + "\""))
 244                                         && message.contains(ALREADY_INSTALLED)) {
 245                                 // silent, in order to avoid warnings: we know that both
 246                                 // have already been installed...
 247                         } else {
 248                                 if (message.contains(ALREADY_INSTALLED)) {
 249                                         if (OsgiBootUtils.isDebug())
 250                                                 OsgiBootUtils.warn("Duplicate install from " + url + ": " + message);
 251                                 } else
 252                                         OsgiBootUtils.warn("Could not install bundle from " + url + ": " + message);
 253                         }
 254                         if (OsgiBootUtils.debug && !message.contains(ALREADY_INSTALLED))
 255                                 e.printStackTrace();
 256                 }
 257         }
 258
 259         /*
 260          * START
 261          */
 262         public void startBundles() {
 263                 startBundles(System.getProperties());
 264         }
 265
 266         public void startBundles(Properties properties) {
 267                 FrameworkStartLevel frameworkStartLevel = bundleContext.getBundle(0).adapt(FrameworkStartLevel.class);
 268
 269                 // default and active start levels from System properties
 270                 Integer defaultStartLevel = new Integer(
 271                                 Integer.parseInt(getProperty(PROP_OSGI_BUNDLES_DEFAULTSTARTLEVEL, "4")));
 272                 Integer activeStartLevel = new Integer(getProperty(PROP_OSGI_STARTLEVEL, "6"));
 273
 274                 SortedMap<Integer, List<String>> startLevels = new TreeMap<Integer, List<String>>();
 275                 computeStartLevels(startLevels, properties, defaultStartLevel);
 276                 // inverts the map for the time being, TODO optimise
 277                 Map<String, Integer> bundleStartLevels = new HashMap<>();
 278                 for (Integer level : startLevels.keySet()) {
 279                         for (String bsn : startLevels.get(level))
 280                                 bundleStartLevels.put(bsn, level);
 281                 }
 282                 for (Bundle bundle : bundleContext.getBundles()) {
 283                         String bsn = bundle.getSymbolicName();
 284                         if (bundleStartLevels.containsKey(bsn)) {
 285                                 BundleStartLevel bundleStartLevel = bundle.adapt(BundleStartLevel.class);
 286                                 Integer level = bundleStartLevels.get(bsn);
 287                                 if (bundleStartLevel.getStartLevel() != level || !bundleStartLevel.isPersistentlyStarted()) {
 288                                         bundleStartLevel.setStartLevel(level);
 289                                         try {
 290                                                 bundle.start();
 291                                         } catch (BundleException e) {
 292                                                 OsgiBootUtils.error("Cannot mark " + bsn + " as started", e);
 293                                         }
 294                                         if (getDebug())
 295                                                 OsgiBootUtils.debug(bsn + " starts at level " + level);
 296                                 }
 297                         }
 298                 }
 299                 frameworkStartLevel.setStartLevel(activeStartLevel, (FrameworkEvent event) -> {
 300                         if (getDebug())
 301                                 OsgiBootUtils.debug("Framework event: " + event);
 302                         int initialStartLevel = frameworkStartLevel.getInitialBundleStartLevel();
 303                         int startLevel = frameworkStartLevel.getStartLevel();
 304                         OsgiBootUtils.debug("Framework start level: " + startLevel + " (initial: " + initialStartLevel + ")");
 305                 });
 306         }
 307
 308         private static void computeStartLevels(SortedMap<Integer, List<String>> startLevels, Properties properties,
 309                         Integer defaultStartLevel) {
 310
 311                 // default (and previously, only behaviour)
 312                 appendToStartLevels(startLevels, defaultStartLevel, properties.getProperty(PROP_ARGEO_OSGI_START, ""));
 313
 314                 // list argeo.osgi.start.* system properties
 315                 Iterator<Object> keys = properties.keySet().iterator();
 316                 final String prefix = PROP_ARGEO_OSGI_START + ".";
 317                 while (keys.hasNext()) {
 318                         String key = keys.next().toString();
 319                         if (key.startsWith(prefix)) {
 320                                 Integer startLevel;
 321                                 String suffix = key.substring(prefix.length());
 322                                 String[] tokens = suffix.split("\\.");
 323                                 if (tokens.length > 0 && !tokens[0].trim().equals(""))
 324                                         try {
 325                                                 // first token is start level
 326                                                 startLevel = new Integer(tokens[0]);
 327                                         } catch (NumberFormatException e) {
 328                                                 startLevel = defaultStartLevel;
 329                                         }
 330                                 else
 331                                         startLevel = defaultStartLevel;
 332
 333                                 // append bundle names
 334                                 String bundleNames = properties.getProperty(key);
 335                                 appendToStartLevels(startLevels, startLevel, bundleNames);
 336                         }
 337                 }
 338         }
 339
 340         /** Append a comma-separated list of bundles to the start levels. */
 341         private static void appendToStartLevels(SortedMap<Integer, List<String>> startLevels, Integer startLevel,
 342                         String str) {
 343                 if (str == null || str.trim().equals(""))
 344                         return;
 345
 346                 if (!startLevels.containsKey(startLevel))
 347                         startLevels.put(startLevel, new ArrayList<String>());
 348                 String[] bundleNames = str.split(",");
 349                 for (int i = 0; i < bundleNames.length; i++) {
 350                         if (bundleNames[i] != null && !bundleNames[i].trim().equals(""))
 351                                 (startLevels.get(startLevel)).add(bundleNames[i]);
 352                 }
 353         }
 354
 355         /**
 356          * Start the provided list of bundles
 357          *
 358          * @return whether all bundles are now in active state
 359          * @deprecated
 360          */
 361         @Deprecated
 362         public boolean startBundles(List<String> bundlesToStart) {
 363                 if (bundlesToStart.size() == 0)
 364                         return true;
 365
 366                 // used to monitor ACTIVE states
 367                 List<Bundle> startedBundles = new ArrayList<Bundle>();
 368                 // used to log the bundles not found
 369                 List<String> notFoundBundles = new ArrayList<String>(bundlesToStart);
 370
 371                 Bundle[] bundles = bundleContext.getBundles();
 372                 long startBegin = System.currentTimeMillis();
 373                 for (int i = 0; i < bundles.length; i++) {
 374                         Bundle bundle = bundles[i];
 375                         String symbolicName = bundle.getSymbolicName();
 376                         if (bundlesToStart.contains(symbolicName))
 377                                 try {
 378                                         try {
 379                                                 bundle.start();
 380                                                 if (OsgiBootUtils.debug)
 381                                                         debug("Bundle " + symbolicName + " started");
 382                                         } catch (Exception e) {
 383                                                 OsgiBootUtils.warn("Start of bundle " + symbolicName + " failed because of " + e
 384                                                                 + ", maybe bundle is not yet resolved," + " waiting and trying again.");
 385                                                 waitForBundleResolvedOrActive(startBegin, bundle);
 386                                                 bundle.start();
 387                                                 startedBundles.add(bundle);
 388                                         }
 389                                         notFoundBundles.remove(symbolicName);
 390                                 } catch (Exception e) {
 391                                         OsgiBootUtils.warn("Bundle " + symbolicName + " cannot be started: " + e.getMessage());
 392                                         if (OsgiBootUtils.debug)
 393                                                 e.printStackTrace();
 394                                         // was found even if start failed
 395                                         notFoundBundles.remove(symbolicName);
 396                                 }
 397                 }
 398
 399                 for (int i = 0; i < notFoundBundles.size(); i++)
 400                         OsgiBootUtils.warn("Bundle '" + notFoundBundles.get(i) + "' not started because it was not found.");
 401
 402                 // monitors that all bundles are started
 403                 long beginMonitor = System.currentTimeMillis();
 404                 boolean allStarted = !(startedBundles.size() > 0);
 405                 List<String> notStarted = new ArrayList<String>();
 406                 while (!allStarted && (System.currentTimeMillis() - beginMonitor) < defaultTimeout) {
 407                         notStarted = new ArrayList<String>();
 408                         allStarted = true;
 409                         for (int i = 0; i < startedBundles.size(); i++) {
 410                                 Bundle bundle = (Bundle) startedBundles.get(i);
 411                                 // TODO check behaviour of lazs bundles
 412                                 if (bundle.getState() != Bundle.ACTIVE) {
 413                                         allStarted = false;
 414                                         notStarted.add(bundle.getSymbolicName());
 415                                 }
 416                         }
 417                         try {
 418                                 Thread.sleep(100);
 419                         } catch (InterruptedException e) {
 420                                 // silent
 421                         }
 422                 }
 423                 long duration = System.currentTimeMillis() - beginMonitor;
 424
 425                 if (!allStarted)
 426                         for (int i = 0; i < notStarted.size(); i++)
 427                                 OsgiBootUtils.warn("Bundle '" + notStarted.get(i) + "' not ACTIVE after " + (duration / 1000) + "s");
 428
 429                 return allStarted;
 430         }
 431
 432         /** Waits for a bundle to become active or resolved */
 433         @Deprecated
 434         private void waitForBundleResolvedOrActive(long startBegin, Bundle bundle) throws Exception {
 435                 int originalState = bundle.getState();
 436                 if ((originalState == Bundle.RESOLVED) || (originalState == Bundle.ACTIVE))
 437                         return;
 438
 439                 String originalStateStr = OsgiBootUtils.stateAsString(originalState);
 440
 441                 int currentState = bundle.getState();
 442                 while (!(currentState == Bundle.RESOLVED || currentState == Bundle.ACTIVE)) {
 443                         long now = System.currentTimeMillis();
 444                         if ((now - startBegin) > defaultTimeout * 10)
 445                                 throw new Exception("Bundle " + bundle.getSymbolicName() + " was not RESOLVED or ACTIVE after "
 446                                                 + (now - startBegin) + "ms (originalState=" + originalStateStr + ", currentState="
 447                                                 + OsgiBootUtils.stateAsString(currentState) + ")");
 448
 449                         try {
 450                                 Thread.sleep(100l);
 451                         } catch (InterruptedException e) {
 452                                 // silent
 453                         }
 454                         currentState = bundle.getState();
 455                 }
 456         }
 457
 458         /*
 459          * BUNDLE PATTERNS INSTALLATION
 460          */
 461         /**
 462          * Computes a list of URLs based on Ant-like include/exclude patterns defined by
 463          * ${argeo.osgi.bundles} with the following format:<br>
 464          * <code>/base/directory;in=*.jar;in=**;ex=org.eclipse.osgi_*;jar</code><br>
 465          * WARNING: <code>/base/directory;in=*.jar,\</code> at the end of a file,
 466          * without a new line causes a '.' to be appended with unexpected side effects.
 467          */
 468         public List<String> getBundlesUrls() {
 469                 String bundlePatterns = getProperty(PROP_ARGEO_OSGI_BUNDLES);
 470                 return getBundlesUrls(bundlePatterns);
 471         }
 472
 473         /**
 474          * Compute a list of URLs to install based on the provided patterns, with
 475          * default base url
 476          */
 477         public List<String> getBundlesUrls(String bundlePatterns) {
 478                 String baseUrl = getProperty(PROP_ARGEO_OSGI_BASE_URL, DEFAULT_BASE_URL);
 479                 return getBundlesUrls(baseUrl, bundlePatterns);
 480         }
 481
 482         /** Implements the path matching logic */
 483         public List<String> getBundlesUrls(String baseUrl, String bundlePatterns) {
 484                 List<String> urls = new ArrayList<String>();
 485                 if (bundlePatterns == null)
 486                         return urls;
 487
 488                 bundlePatterns = SystemPropertyUtils.resolvePlaceholders(bundlePatterns);
 489                 if (OsgiBootUtils.debug)
 490                         debug(PROP_ARGEO_OSGI_BUNDLES + "=" + bundlePatterns);
 491
 492                 StringTokenizer st = new StringTokenizer(bundlePatterns, ",");
 493                 List<BundlesSet> bundlesSets = new ArrayList<BundlesSet>();
 494                 while (st.hasMoreTokens()) {
 495                         String token = st.nextToken();
 496                         if (new File(token).exists()) {
 497                                 String url = locationToUrl(baseUrl, token);
 498                                 urls.add(url);
 499                         } else
 500                                 bundlesSets.add(new BundlesSet(token));
 501                 }
 502
 503                 // find included
 504                 List<String> included = new ArrayList<String>();
 505                 PathMatcher matcher = new AntPathMatcher();
 506                 for (int i = 0; i < bundlesSets.size(); i++) {
 507                         BundlesSet bundlesSet = (BundlesSet) bundlesSets.get(i);
 508                         for (int j = 0; j < bundlesSet.getIncludes().size(); j++) {
 509                                 String pattern = (String) bundlesSet.getIncludes().get(j);
 510                                 match(matcher, included, bundlesSet.getDir(), null, pattern);
 511                         }
 512                 }
 513
 514                 // find excluded
 515                 List<String> excluded = new ArrayList<String>();
 516                 for (int i = 0; i < bundlesSets.size(); i++) {
 517                         BundlesSet bundlesSet = (BundlesSet) bundlesSets.get(i);
 518                         for (int j = 0; j < bundlesSet.getExcludes().size(); j++) {
 519                                 String pattern = (String) bundlesSet.getExcludes().get(j);
 520                                 match(matcher, excluded, bundlesSet.getDir(), null, pattern);
 521                         }
 522                 }
 523
 524                 // construct list
 525                 for (int i = 0; i < included.size(); i++) {
 526                         String fullPath = (String) included.get(i);
 527                         if (!excluded.contains(fullPath))
 528                                 urls.add(locationToUrl(baseUrl, fullPath));
 529                 }
 530
 531                 return urls;
 532         }
 533
 534         /*
 535          * DISTRIBUTION JAR INSTALLATION
 536          */
 537         public List<String> getDistributionUrls() {
 538                 String distributionUrl = getProperty(PROP_ARGEO_OSGI_DISTRIBUTION_URL);
 539                 String baseUrl = getProperty(PROP_ARGEO_OSGI_BASE_URL);
 540                 return getDistributionUrls(distributionUrl, baseUrl);
 541         }
 542
 543         public List<String> getDistributionUrls(String distributionUrl, String baseUrl) {
 544                 List<String> urls = new ArrayList<String>();
 545                 if (distributionUrl == null)
 546                         return urls;
 547
 548                 DistributionBundle distributionBundle;
 549                 if (distributionUrl.startsWith("http") || distributionUrl.startsWith("file")) {
 550                         distributionBundle = new DistributionBundle(distributionUrl);
 551                         if (baseUrl != null)
 552                                 distributionBundle.setBaseUrl(baseUrl);
 553                 } else {
 554                         // relative url
 555                         if (baseUrl == null) {
 556                                 baseUrl = localCache;
 557                         }
 558
 559                         if (distributionUrl.contains(":")) {
 560                                 // TODO make it safer
 561                                 String[] parts = distributionUrl.trim().split(":");
 562                                 String[] categoryParts = parts[0].split("\\.");
 563                                 String artifactId = parts[1];
 564                                 String version = parts[2];
 565                                 StringBuilder sb = new StringBuilder();
 566                                 for (String categoryPart : categoryParts) {
 567                                         sb.append(categoryPart).append('/');
 568                                 }
 569                                 sb.append(artifactId).append('/');
 570                                 sb.append(version).append('/');
 571                                 sb.append(artifactId).append('-').append(version).append(".jar");
 572                                 distributionUrl = sb.toString();
 573                         }
 574
 575                         distributionBundle = new DistributionBundle(baseUrl, distributionUrl, localCache);
 576                 }
 577                 // if (baseUrl != null && !(distributionUrl.startsWith("http") ||
 578                 // distributionUrl.startsWith("file"))) {
 579                 // // relative url
 580                 // distributionBundle = new DistributionBundle(baseUrl, distributionUrl,
 581                 // localCache);
 582                 // } else {
 583                 // distributionBundle = new DistributionBundle(distributionUrl);
 584                 // if (baseUrl != null)
 585                 // distributionBundle.setBaseUrl(baseUrl);
 586                 // }
 587                 distributionBundle.processUrl();
 588                 return distributionBundle.listUrls();
 589         }
 590
 591         /*
 592          * HIGH LEVEL UTILITIES
 593          */
 594         /** Actually performs the matching logic. */
 595         protected void match(PathMatcher matcher, List<String> matched, String base, String currentPath, String pattern) {
 596                 if (currentPath == null) {
 597                         // Init
 598                         File baseDir = new File(base.replace('/', File.separatorChar));
 599                         File[] files = baseDir.listFiles();
 600
 601                         if (files == null) {
 602                                 if (OsgiBootUtils.debug)
 603                                         OsgiBootUtils.warn("Base dir " + baseDir + " has no children, exists=" + baseDir.exists()
 604                                                         + ", isDirectory=" + baseDir.isDirectory());
 605                                 return;
 606                         }
 607
 608                         for (int i = 0; i < files.length; i++)
 609                                 match(matcher, matched, base, files[i].getName(), pattern);
 610                 } else {
 611                         String fullPath = base + '/' + currentPath;
 612                         if (matched.contains(fullPath))
 613                                 return;// don't try deeper if already matched
 614
 615                         boolean ok = matcher.match(pattern, currentPath);
 616                         // if (debug)
 617                         // debug(currentPath + " " + (ok ? "" : " not ")
 618                         // + " matched with " + pattern);
 619                         if (ok) {
 620                                 matched.add(fullPath);
 621                                 return;
 622                         } else {
 623                                 String newFullPath = relativeToFullPath(base, currentPath);
 624                                 File newFile = new File(newFullPath);
 625                                 File[] files = newFile.listFiles();
 626                                 if (files != null) {
 627                                         for (int i = 0; i < files.length; i++) {
 628                                                 String newCurrentPath = currentPath + '/' + files[i].getName();
 629                                                 if (files[i].isDirectory()) {
 630                                                         if (matcher.matchStart(pattern, newCurrentPath)) {
 631                                                                 // recurse only if start matches
 632                                                                 match(matcher, matched, base, newCurrentPath, pattern);
 633                                                         } else {
 634                                                                 if (OsgiBootUtils.debug)
 635                                                                         debug(newCurrentPath + " does not start match with " + pattern);
 636
 637                                                         }
 638                                                 } else {
 639                                                         boolean nonDirectoryOk = matcher.match(pattern, newCurrentPath);
 640                                                         if (OsgiBootUtils.debug)
 641                                                                 debug(currentPath + " " + (ok ? "" : " not ") + " matched with " + pattern);
 642                                                         if (nonDirectoryOk)
 643                                                                 matched.add(relativeToFullPath(base, newCurrentPath));
 644                                                 }
 645                                         }
 646                                 }
 647                         }
 648                 }
 649         }
 650
 651         protected void matchFile() {
 652
 653         }
 654
 655         /*
 656          * LOW LEVEL UTILITIES
 657          */
 658         /**
 659          * The bundles already installed. Key is location (String) , value is a
 660          * {@link Bundle}
 661          */
 662         public Map<String, Bundle> getBundlesByLocation() {
 663                 Map<String, Bundle> installedBundles = new HashMap<String, Bundle>();
 664                 Bundle[] bundles = bundleContext.getBundles();
 665                 for (int i = 0; i < bundles.length; i++) {
 666                         installedBundles.put(bundles[i].getLocation(), bundles[i]);
 667                 }
 668                 return installedBundles;
 669         }
 670
 671         /**
 672          * The bundles already installed. Key is symbolic name (String) , value is a
 673          * {@link Bundle}
 674          */
 675         public Map<String, Bundle> getBundlesBySymbolicName() {
 676                 Map<String, Bundle> namedBundles = new HashMap<String, Bundle>();
 677                 Bundle[] bundles = bundleContext.getBundles();
 678                 for (int i = 0; i < bundles.length; i++) {
 679                         namedBundles.put(bundles[i].getSymbolicName(), bundles[i]);
 680                 }
 681                 return namedBundles;
 682         }
 683
 684         /** Creates an URL from a location */
 685         protected String locationToUrl(String baseUrl, String location) {
 686                 return baseUrl + location;
 687         }
 688
 689         /** Transforms a relative path in a full system path. */
 690         protected String relativeToFullPath(String basePath, String relativePath) {
 691                 return (basePath + '/' + relativePath).replace('/', File.separatorChar);
 692         }
 693
 694         private void refreshFramework() {
 695                 Bundle systemBundle = bundleContext.getBundle(0);
 696                 FrameworkWiring frameworkWiring = systemBundle.adapt(FrameworkWiring.class);
 697                 frameworkWiring.refreshBundles(null);
 698         }
 699
 700         /**
 701          * Gets a property value
 702          *
 703          * @return null when defaultValue is ""
 704          */
 705         public String getProperty(String name, String defaultValue) {
 706                 String value = bundleContext.getProperty(name);
 707                 if (value == null)
 708                         return defaultValue; // may be null
 709                 else
 710                         return value;
 711         }
 712
 713         public String getProperty(String name) {
 714                 return getProperty(name, null);
 715         }
 716
 717         /*
 718          * BEAN METHODS
 719          */
 720
 721         public boolean getDebug() {
 722                 return OsgiBootUtils.debug;
 723         }
 724
 725         // public void setDebug(boolean debug) {
 726         // this.debug = debug;
 727         // }
 728
 729         public BundleContext getBundleContext() {
 730                 return bundleContext;
 731         }
 732
 733         public String getLocalCache() {
 734                 return localCache;
 735         }
 736
 737         // public void setDefaultTimeout(long defaultTimeout) {
 738         // this.defaultTimeout = defaultTimeout;
 739         // }
 740
 741         // public boolean isExcludeSvn() {
 742         // return excludeSvn;
 743         // }
 744         //
 745         // public void setExcludeSvn(boolean excludeSvn) {
 746         // this.excludeSvn = excludeSvn;
 747         // }
 748
 749         /*
 750          * INTERNAL CLASSES
 751          */
 752
 753 }