public static boolean matchesCurrentEnvironment(IMonitorModelBase model) {
BundleContext context = MDECore.getDefault().getBundleContext();
Dictionary environment = getTargetEnvironment();
BundleDescription bundle = model.getBundleDescription();
String filterSpec = bundle != null ? bundle.getPlatformFilter() : null;
try {
return filterSpec == null || context.createFilter(filterSpec).match(environment);
} catch (InvalidSyntaxException e) {
return false;
}
}
/** Returns the platform instance location. */
public Location getInstanceLocation() {
if (instanceLocationTracker == null) {
Filter filter;
try {
filter = bundleContext.createFilter(Location.INSTANCE_FILTER);
} catch (InvalidSyntaxException e) {
LogHelper.log(e);
return null;
}
instanceLocationTracker = new ServiceTracker<Location, Location>(bundleContext, filter, null);
instanceLocationTracker.open();
}
return instanceLocationTracker.getService();
}
public void testSingleBundleRegions() throws BundleException, InvalidSyntaxException, InterruptedException {
// get the system region
Region systemRegion = digraph.getRegion(0);
Map<String, Bundle> bundles = new HashMap<String, Bundle>();
// create a disconnected test region for each test bundle
for (String location : ALL) {
Region testRegion = digraph.createRegion(location);
bundles.put(location, bundleInstaller.installBundle(location, testRegion));
// Import the system bundle from the systemRegion
digraph.connect(testRegion, digraph.createRegionFilterBuilder().allow(RegionFilter.VISIBLE_BUNDLE_NAMESPACE, "(id=0)").build(), systemRegion);
// must import Boolean services into systemRegion to test
digraph.connect(systemRegion, digraph.createRegionFilterBuilder().allow(RegionFilter.VISIBLE_SERVICE_NAMESPACE, "(objectClass=java.lang.Boolean)").build(), testRegion);
}
bundleInstaller.resolveBundles(bundles.values().toArray(new Bundle[bundles.size()]));
assertEquals(PP1, Bundle.RESOLVED, bundles.get(PP1).getState());
assertEquals(SP1, Bundle.INSTALLED, bundles.get(SP1).getState());
assertEquals(CP1, Bundle.RESOLVED, bundles.get(CP1).getState());
assertEquals(PP2, Bundle.INSTALLED, bundles.get(PP2).getState());
assertEquals(SP2, Bundle.INSTALLED, bundles.get(SP2).getState());
assertEquals(CP2, Bundle.INSTALLED, bundles.get(CP2).getState());
assertEquals(BC1, Bundle.INSTALLED, bundles.get(BC1).getState());
assertEquals(SC1, Bundle.INSTALLED, bundles.get(SC1).getState());
assertEquals(CC1, Bundle.INSTALLED, bundles.get(CC1).getState());
// now make the necessary connections
// SP1
digraph.connect(digraph.getRegion(SP1), digraph.createRegionFilterBuilder().allow(RegionFilter.VISIBLE_PACKAGE_NAMESPACE, "(" + RegionFilter.VISIBLE_PACKAGE_NAMESPACE + "=pkg1.*)").build(), digraph.getRegion(PP1));
// PP2
digraph.connect(digraph.getRegion(PP2), digraph.createRegionFilterBuilder().allow(CP1, "(name=" + CP1 + ")").build(), digraph.getRegion(CP1));
// SP2
digraph.connect(digraph.getRegion(SP2), digraph.createRegionFilterBuilder().allow(RegionFilter.VISIBLE_PACKAGE_NAMESPACE, "(" + RegionFilter.VISIBLE_PACKAGE_NAMESPACE + "=pkg2.*)").build(), digraph.getRegion(PP2));
// CP2
digraph.connect(digraph.getRegion(CP2), digraph.createRegionFilterBuilder().allow(RegionFilter.VISIBLE_PACKAGE_NAMESPACE, "(" + RegionFilter.VISIBLE_PACKAGE_NAMESPACE + "=pkg1.*)").build(), digraph.getRegion(PP1));
digraph.connect(digraph.getRegion(CP2), digraph.createRegionFilterBuilder().allow(RegionFilter.VISIBLE_SERVICE_NAMESPACE, "(" + Constants.OBJECTCLASS + "=pkg1.*)").build(), digraph.getRegion(SP1));
// PC1
digraph.connect(digraph.getRegion(PC1), digraph.createRegionFilterBuilder().allow(RegionFilter.VISIBLE_PACKAGE_NAMESPACE, "(" + RegionFilter.VISIBLE_PACKAGE_NAMESPACE + "=pkg2.*)").build(), digraph.getRegion(PP2));
// BC1
digraph.connect(digraph.getRegion(BC1), digraph.createRegionFilterBuilder().allow(RegionFilter.VISIBLE_REQUIRE_NAMESPACE, "(" + RegionFilter.VISIBLE_REQUIRE_NAMESPACE + "=" + PP2 + ")").build(), digraph.getRegion(PP2));
// SC1
digraph.connect(digraph.getRegion(SC1), digraph.createRegionFilterBuilder().allow(RegionFilter.VISIBLE_PACKAGE_NAMESPACE, "(" + RegionFilter.VISIBLE_PACKAGE_NAMESPACE + "=pkg2.*)").build(), digraph.getRegion(PP2));
digraph.connect(digraph.getRegion(SC1), digraph.createRegionFilterBuilder().allow(RegionFilter.VISIBLE_SERVICE_NAMESPACE, "(" + Constants.OBJECTCLASS + "=pkg2.*)").build(), digraph.getRegion(SP2));
// CC1
digraph.connect(digraph.getRegion(CC1), digraph.createRegionFilterBuilder().allow(CP2, "(name=" + CP2 + ")").build(), digraph.getRegion(CP2));
bundleInstaller.resolveBundles(bundles.values().toArray(new Bundle[bundles.size()]));
for (Bundle bundle : bundles.values()) {
assertEquals("Bundle did not resolve: " + bundle.getSymbolicName(), Bundle.RESOLVED, bundle.getState());
bundle.start();
}
BundleContext context = getContext();
ServiceTracker<Boolean, Boolean> cp2Tracker = new ServiceTracker<Boolean, Boolean>(context, context.createFilter("(&(objectClass=java.lang.Boolean)(bundle.id=" + bundles.get(CP2).getBundleId() + "))"), null);
ServiceTracker<Boolean, Boolean> sc1Tracker = new ServiceTracker<Boolean, Boolean>(context, context.createFilter("(&(objectClass=java.lang.Boolean)(bundle.id=" + bundles.get(SC1).getBundleId() + "))"), null);
cp2Tracker.open();
sc1Tracker.open();
assertNotNull("The cp2 bundle never found the service.", cp2Tracker.waitForService(2000));
assertNotNull("The sc1 bundle never found the service.", sc1Tracker.waitForService(2000));
cp2Tracker.close();
sc1Tracker.close();
}
public void testBasic() throws BundleException, InvalidSyntaxException, InterruptedException {
// get the system region
Region systemRegion = digraph.getRegion(0);
// create a disconnected test region
Region testRegion = digraph.createRegion(getName());
List<Bundle> bundles = new ArrayList<Bundle>();
// Install all test bundles
Bundle pp1, cp2, sc1;
bundles.add(pp1 = bundleInstaller.installBundle(PP1, testRegion));
// should be able to start pp1 because it depends on nothing
pp1.start();
// do a sanity check that we have no services available in the isolated region
assertNull("Found some services.", pp1.getBundleContext().getAllServiceReferences(null, null));
assertEquals("Found extra bundles in region", 1, pp1.getBundleContext().getBundles().length);
pp1.stop();
bundles.add(bundleInstaller.installBundle(SP1, testRegion));
bundles.add(bundleInstaller.installBundle(CP1, testRegion));
bundles.add(bundleInstaller.installBundle(PP2, testRegion));
bundles.add(bundleInstaller.installBundle(SP2, testRegion));
bundles.add(cp2 = bundleInstaller.installBundle(CP2, testRegion));
bundles.add(bundleInstaller.installBundle(PC1, testRegion));
bundles.add(bundleInstaller.installBundle(BC1, testRegion));
bundles.add(sc1 = bundleInstaller.installBundle(SC1, testRegion));
bundles.add(bundleInstaller.installBundle(CC1, testRegion));
// Import the system bundle from the systemRegion
digraph.connect(testRegion, digraph.createRegionFilterBuilder().allow(RegionFilter.VISIBLE_BUNDLE_NAMESPACE, "(id=0)").build(), systemRegion);
// must import Boolean services into systemRegion to test
digraph.connect(systemRegion, digraph.createRegionFilterBuilder().allow(RegionFilter.VISIBLE_SERVICE_NAMESPACE, "(objectClass=java.lang.Boolean)").build(), testRegion);
bundleInstaller.resolveBundles(bundles.toArray(new Bundle[bundles.size()]));
for (Bundle bundle : bundles) {
assertEquals("Bundle did not resolve: " + bundle.getSymbolicName(), Bundle.RESOLVED, bundle.getState());
bundle.start();
}
BundleContext context = getContext();
ServiceTracker<Boolean, Boolean> cp2Tracker = new ServiceTracker<Boolean, Boolean>(context, context.createFilter("(&(objectClass=java.lang.Boolean)(bundle.id=" + cp2.getBundleId() + "))"), null);
ServiceTracker<Boolean, Boolean> sc1Tracker = new ServiceTracker<Boolean, Boolean>(context, context.createFilter("(&(objectClass=java.lang.Boolean)(bundle.id=" + sc1.getBundleId() + "))"), null);
cp2Tracker.open();
sc1Tracker.open();
assertNotNull("The cp2 bundle never found the service.", cp2Tracker.waitForService(2000));
assertNotNull("The sc1 bundle never found the service.", sc1Tracker.waitForService(2000));
cp2Tracker.close();
sc1Tracker.close();
}
private void doCyclicRegions(int numLevels) throws BundleException, InvalidSyntaxException, InterruptedException {
String regionName1 = getName() + "_1";
String regionName2 = getName() + "_2";
// get the system region
Region systemRegion = digraph.getRegion(0);
// create two regions to hold the bundles
Region testRegion1 = digraph.createRegion(regionName1);
Region testRegion2 = digraph.createRegion(regionName2);
// connect to the system bundle
testRegion1.connectRegion(systemRegion, digraph.createRegionFilterBuilder().allow(RegionFilter.VISIBLE_BUNDLE_NAMESPACE, "(id=0)").build());
testRegion2.connectRegion(systemRegion, digraph.createRegionFilterBuilder().allow(RegionFilter.VISIBLE_BUNDLE_NAMESPACE, "(id=0)").build());
// must import Boolean services into systemRegion to test
systemRegion.connectRegion(testRegion1, digraph.createRegionFilterBuilder().allow(RegionFilter.VISIBLE_SERVICE_NAMESPACE, "(objectClass=java.lang.Boolean)").build());
systemRegion.connectRegion(testRegion2, digraph.createRegionFilterBuilder().allow(RegionFilter.VISIBLE_SERVICE_NAMESPACE, "(objectClass=java.lang.Boolean)").build());
Map<String, Bundle> bundles = new HashMap<String, Bundle>();
// add bundles to region1
bundles.put(PP1, bundleInstaller.installBundle(PP1, testRegion1));
bundles.put(SP2, bundleInstaller.installBundle(SP2, testRegion1));
bundles.put(CP2, bundleInstaller.installBundle(CP2, testRegion1));
bundles.put(PC1, bundleInstaller.installBundle(PC1, testRegion1));
bundles.put(BC1, bundleInstaller.installBundle(BC1, testRegion1));
// add bundles to region2
bundles.put(SP1, bundleInstaller.installBundle(SP1, testRegion2));
bundles.put(CP1, bundleInstaller.installBundle(CP1, testRegion2));
bundles.put(PP2, bundleInstaller.installBundle(PP2, testRegion2));
bundles.put(SC1, bundleInstaller.installBundle(SC1, testRegion2));
bundles.put(CC1, bundleInstaller.installBundle(CC1, testRegion2));
RegionFilterBuilder testRegionFilter1 = digraph.createRegionFilterBuilder();
// SP2 -> PP2
testRegionFilter1.allow(RegionFilter.VISIBLE_PACKAGE_NAMESPACE, "(" + RegionFilter.VISIBLE_PACKAGE_NAMESPACE + "=pkg2.*)");
// CP2 -> SP1
testRegionFilter1.allow(RegionFilter.VISIBLE_SERVICE_NAMESPACE, "(" + Constants.OBJECTCLASS + "=pkg1.*)");
// PC1 -> PP2
// this is not needed because we already import pkg2.* above
//testRegionFilter1.allow(RegionFilter.VISIBLE_PACKAGE_NAMESPACE, "(" + RegionFilter.VISIBLE_PACKAGE_NAMESPACE + "=pkg2.*)");
// BC1 -> PP2
testRegionFilter1.allow(RegionFilter.VISIBLE_REQUIRE_NAMESPACE, "(" + RegionFilter.VISIBLE_REQUIRE_NAMESPACE + "=" + PP2 + ")");
RegionFilterBuilder testRegionFilter2 = digraph.createRegionFilterBuilder();
//SP1 -> PP1
testRegionFilter2.allow(RegionFilter.VISIBLE_PACKAGE_NAMESPACE, "(" + RegionFilter.VISIBLE_PACKAGE_NAMESPACE + "=pkg1.*)");
//SC1 -> SP2
testRegionFilter2.allow(RegionFilter.VISIBLE_SERVICE_NAMESPACE, "(" + Constants.OBJECTCLASS + "=pkg2.*)");
//CC1 -> CP2
testRegionFilter2.allow(CP2, "(name=" + CP2 + ")");
Region r1, r2 = null;
for (int i = 0; i <= numLevels; i++) {
r1 = (i > 0) ? r2 : testRegion1;
r2 = (i < numLevels) ? digraph.createRegion(getName() + "_level_" + i) : testRegion2;
r1.connectRegion(r2, testRegionFilter1.build());
r2.connectRegion(r1, testRegionFilter2.build());
}
bundleInstaller.resolveBundles(bundles.values().toArray(new Bundle[bundles.size()]));
for (Bundle bundle : bundles.values()) {
assertEquals("Bundle did not resolve: " + bundle.getSymbolicName(), Bundle.RESOLVED, bundle.getState());
bundle.start();
}
BundleContext context = getContext();
ServiceTracker<Boolean, Boolean> cp2Tracker = new ServiceTracker<Boolean, Boolean>(context, context.createFilter("(&(objectClass=java.lang.Boolean)(bundle.id=" + bundles.get(CP2).getBundleId() + "))"), null);
ServiceTracker<Boolean, Boolean> sc1Tracker = new ServiceTracker<Boolean, Boolean>(context, context.createFilter("(&(objectClass=java.lang.Boolean)(bundle.id=" + bundles.get(SC1).getBundleId() + "))"), null);
cp2Tracker.open();
sc1Tracker.open();
assertNotNull("The cp2 bundle never found the service.", cp2Tracker.waitForService(2000));
assertNotNull("The sc1 bundle never found the service.", sc1Tracker.waitForService(2000));
cp2Tracker.close();
sc1Tracker.close();
}