Examples of org.osgi.util.tracker.ServiceTracker.open()

Class org.osgi.util.tracker.ServiceTracker

Examples of org.osgi.util.tracker.ServiceTracker.open()

org.osgi.util.tracker.ServiceTracker.open()
Open this {@code ServiceTracker} and begin tracking services.
This implementation calls {@code open(false)}. @throws java.lang.IllegalStateException If the {@code BundleContext} withwhich this {@code ServiceTracker} was created is no longer valid. @see #open(boolean)

                    if (size() == 0) {
                        sem.release();
                    }
                }
            };
            tracker.open();


            for (int i = 0; i < configs.length; i++) {
                configs[i].delete();
            }

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                public void removedService(ServiceReference reference, Object service) {
                    super.removedService(reference, service);
                    sem.release();
                }
            };
            tracker.open();


            configs[0].delete();


            if (!sem.tryAcquire(1, TimeUnit.SECONDS)) {
                throw new IOException("Instance did not get removed in time.");

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    private ConfigurationAdmin getConfigAdmin() {
        ServiceTracker serviceTracker = new ServiceTracker(m_context, ConfigurationAdmin.class.getName(), null);


        ConfigurationAdmin instance = null;


        serviceTracker.open();
        try {
            instance = (ConfigurationAdmin) serviceTracker.waitForService(2 * 1000);


            if (instance == null) {
                fail("ConfigurationAdmin service not found!");

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    private ConfigurationAdmin getConfigAdmin() {
        ServiceTracker serviceTracker = new ServiceTracker(m_context, ConfigurationAdmin.class.getName(), null);


        ConfigurationAdmin instance = null;


        serviceTracker.open();
        try {
            instance = (ConfigurationAdmin) serviceTracker.waitForService(2 * 1000);


            if (instance == null) {
                fail("ConfigurationAdmin service not found!");

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        // Get the processauditlog task and run it
        ServiceTracker tracker = new ServiceTracker(m_bundleContext, m_bundleContext.createFilter("(&(" + Constants.OBJECTCLASS + "="
                + Runnable.class.getName() + ")(" + SchedulerConstants.SCHEDULER_NAME_KEY + "="
                + "org.apache.ace.client.processauditlog" + "))"), null);
        tracker.open();


        final Runnable processAuditlog = (Runnable) tracker.waitForService(2000);


        if (processAuditlog != null) {
            // commit should be called

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            optional = true;
        }
        // Else, find the resolver
        String filter = "(&(" + Constants.OBJECTCLASS + "=" + Resolver.class.getName() + ")(name=" + resolver + "))";
        ServiceTracker tracker = new ServiceTracker(bundleContext, FrameworkUtil.createFilter(filter), null);
        tracker.open();
        try {
            if (optional) {
                Resolver r = (Resolver) tracker.getService();
                if (r != null) {
                    return r.resolve(feature);

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        else {
            String classFilter = "(" + Constants.OBJECTCLASS + "=" + serviceClass.getName() + ")";
            filterString = "(&" + classFilter + filterString + ")";
            serviceTracker = new ServiceTracker(m_bundleContext, m_bundleContext.createFilter(filterString), null);
        }
        serviceTracker.open();
        try {
            serviceInstance = (T) serviceTracker.waitForService(SERVICE_TIMEOUT * 1000);


            if (serviceInstance == null) {
                fail(serviceClass + " service not found.");

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                }
                filter = "(" + filter + ")";
            }
            Filter osgiFilter = FrameworkUtil.createFilter(filter);
            tracker = new ServiceTracker(bundleContext, osgiFilter, null);
            tracker.open(true);
            Object svc = tracker.getService();
            if (timeout >= 0) {
                svc = tracker.waitForService(timeout);
            }
            if (exception && svc == null) {

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            } else {
                flt = "(" + Constants.OBJECTCLASS + "=" + type.getName() + ")";
            }
            Filter osgiFilter = FrameworkUtil.createFilter(flt);
            tracker = new ServiceTracker(bundleContext, osgiFilter, null);
            tracker.open(true);
            // Note that the tracker is not closed to keep the reference
            // This is buggy, as the service reference may change i think
            Object svc = type.cast(tracker.waitForService(timeout));
            if (svc == null) {
                Dictionary dic = bundleContext.getBundle().getHeaders();

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            } else {
                flt = "(" + Constants.OBJECTCLASS + "=" + type.getName() + ")";
            }
            Filter osgiFilter = FrameworkUtil.createFilter(flt);
            tracker = new ServiceTracker(bundleContext, osgiFilter, null);
            tracker.open(true);
            // Note that the tracker is not closed to keep the reference
            // This is buggy, as the service reference may change i think
            Object svc = type.cast(tracker.waitForService(timeout));
            if (svc == null) {
                Dictionary dic = bundleContext.getBundle().getHeaders();

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