Examples with ServiceTracker org.osgi.util.tracker.ServiceTracker used on opensource projects

Example 51 with ServiceTracker

use of org.osgi.util.tracker.ServiceTracker in project sling by apache.

the class DataSourceIT method testDataSourceAsService.

@SuppressWarnings("unchecked")
@Test
public void testDataSourceAsService() throws Exception {
    Configuration config = ca.createFactoryConfiguration(PID, null);
    Dictionary<String, Object> p = new Hashtable<String, Object>();
    p.put("url", "jdbc:h2:mem:test;DB_CLOSE_DELAY=-1;DB_CLOSE_ON_EXIT=FALSE");
    p.put("datasource.name", "test");
    p.put("initialSize", "5");
    p.put("defaultAutoCommit", "default");
    p.put("defaultReadOnly", "false");
    p.put("datasource.svc.properties", new String[] { "initSQL=SELECT 1" });
    p.put("maxActive", 70);
    config.update(p);
    Filter filter = context.createFilter("(&(objectclass=javax.sql.DataSource)(datasource.name=test))");
    ServiceTracker<DataSource, DataSource> st = new ServiceTracker<DataSource, DataSource>(context, filter, null);
    st.open();
    DataSource ds = st.waitForService(10000);
    assertNotNull(ds);
    Connection conn = ds.getConnection();
    assertNotNull(conn);
    //Cannot access directly so access via reflection
    assertEquals("70", getProperty(ds, "poolProperties.maxActive"));
    assertEquals("5", getProperty(ds, "poolProperties.initialSize"));
    assertEquals("SELECT 1", getProperty(ds, "poolProperties.initSQL"));
    assertEquals("false", getProperty(ds, "poolProperties.defaultReadOnly"));
    assertNull(getProperty(ds, "poolProperties.defaultAutoCommit"));
    config = ca.listConfigurations("(datasource.name=test)")[0];
    Dictionary dic = config.getProperties();
    dic.put("defaultReadOnly", Boolean.TRUE);
    config.update(dic);
    TimeUnit.MILLISECONDS.sleep(100);
    assertEquals("true", getProperty(ds, "poolProperties.defaultReadOnly"));
}

Example 52 with ServiceTracker

use of org.osgi.util.tracker.ServiceTracker in project sling by apache.

the class TestsManagerImpl method activate.

protected void activate(ComponentContext ctx) {
    bundleContext = ctx.getBundleContext();
    tracker = new ServiceTracker(bundleContext, TestsProvider.class.getName(), null);
    tracker.open();
}

Example 53 with ServiceTracker

use of org.osgi.util.tracker.ServiceTracker in project bnd by bndtools.

the class Activator method start.

public void start(BundleContext context) throws Exception {
    this.context = context;
    this.packageAdminTracker = new ServiceTracker(context, PackageAdmin.class.getName(), null);
    this.packageAdminTracker.open();
    active = true;
    if (!Boolean.valueOf(context.getProperty(TESTER_SEPARATETHREAD)) && Boolean.valueOf(context.getProperty("launch.services"))) {
        // can't
        // register
        // services
        // on
        // mini
        // framework
        Hashtable<String, String> ht = new Hashtable<String, String>();
        ht.put("main.thread", "true");
        ht.put(Constants.SERVICE_DESCRIPTION, "JUnit tester");
        context.registerService(Runnable.class.getName(), this, ht);
    } else {
        thread = new Thread(this, "bnd Runtime Test Bundle");
        thread.start();
    }
}

Example 54 with ServiceTracker

use of org.osgi.util.tracker.ServiceTracker in project cxf by apache.

the class Activator method start.

public void start(BundleContext context) throws Exception {
    _context = context;
    // Use _tracker to capture when a HttpService comes and goes.
    // 
    // When this bundle is started, a HttpService may not be alive. Thus, we use
    // ServiceTracker to automatically monitor when a HttpService comes alive and
    // then register this our CXF-based JAX-RS service with it.
    // 
    _tracker = new ServiceTracker(_context, HttpService.class.getName(), new ServiceTrackerCustomizer() {

        public Object addingService(ServiceReference serviceReference) {
            try {
                HttpService service = (HttpService) _context.getService(serviceReference);
                Dictionary<String, String> initParams = new Hashtable<String, String>();
                initParams.put("javax.ws.rs.Application", SampleApplication.class.getName());
                service.registerServlet(_path, new SampleServlet(), initParams, null);
                return service;
            } catch (Exception ex) {
                ex.printStackTrace();
                throw new RuntimeException(ex);
            }
        }

        public void modifiedService(ServiceReference serviceReference, Object o) {
        // do nothing
        }

        public void removedService(ServiceReference serviceReference, Object o) {
            HttpService service = (HttpService) _context.getService(serviceReference);
            if (service != null) {
                service.unregister(_path);
            }
        }
    });
    _tracker.open();
}

Example 55 with ServiceTracker

use of org.osgi.util.tracker.ServiceTracker in project rt.equinox.framework by eclipse.

the class ServiceTrackerTests method testServiceTracker02.

public void testServiceTracker02() {
    final String testMethodName = getName();
    // simple ServiceTracker test
    Runnable runIt = new Runnable() {

        public void run() {
        // nothing
        }
    };
    Hashtable props = new Hashtable();
    props.put(testMethodName, Boolean.FALSE);
    ServiceRegistration reg = OSGiTestsActivator.getContext().registerService(Runnable.class.getName(), runIt, props);
    ServiceTracker testTracker = null;
    try {
        final boolean[] results = new boolean[] { false, false, false };
        ServiceTrackerCustomizer testCustomizer = new ServiceTrackerCustomizer() {

            public Object addingService(ServiceReference reference) {
                results[0] = true;
                return reference;
            }

            public void modifiedService(ServiceReference reference, Object service) {
                results[1] = true;
            }

            public void removedService(ServiceReference reference, Object service) {
                results[2] = true;
            }
        };
        try {
            // $NON-NLS-1$ //$NON-NLS-2$
            testTracker = new ServiceTracker(OSGiTestsActivator.getContext(), FrameworkUtil.createFilter("(&(objectclass=java.lang.Runnable)(" + testMethodName.toLowerCase() + "=true))"), testCustomizer);
        } catch (InvalidSyntaxException e) {
            // $NON-NLS-1$
            fail("filter error", e);
        }
        testTracker.open();
        // $NON-NLS-1$
        assertFalse("Did call addingService", results[0]);
        // $NON-NLS-1$
        assertFalse("Did call modifiedService", results[1]);
        // $NON-NLS-1$
        assertFalse("Did call removedService", results[2]);
        clearResults(results);
        // change props to match
        props.put(testMethodName, Boolean.TRUE);
        reg.setProperties(props);
        // $NON-NLS-1$
        assertTrue("Did not call addingService", results[0]);
        // $NON-NLS-1$
        assertFalse("Did call modifiedService", results[1]);
        // $NON-NLS-1$
        assertFalse("Did call removedService", results[2]);
        clearResults(results);
        // change props to still match
        // $NON-NLS-1$
        props.put("testChangeProp", Boolean.TRUE);
        reg.setProperties(props);
        // $NON-NLS-1$
        assertFalse("Did call addingService", results[0]);
        // $NON-NLS-1$
        assertTrue("Did not call modifiedService", results[1]);
        // $NON-NLS-1$
        assertFalse("Did call removedService", results[2]);
        clearResults(results);
        // change props to no longer match
        props.put(testMethodName, Boolean.FALSE);
        reg.setProperties(props);
        // $NON-NLS-1$
        assertFalse("Did call addingService", results[0]);
        // $NON-NLS-1$
        assertFalse("Did call modifiedService", results[1]);
        // $NON-NLS-1$
        assertTrue("Did not call removedService", results[2]);
        clearResults(results);
        // change props to no longer match
        // $NON-NLS-1$
        props.put("testChangeProp", Boolean.FALSE);
        reg.setProperties(props);
        // $NON-NLS-1$
        assertFalse("Did call addingService", results[0]);
        // $NON-NLS-1$
        assertFalse("Did call modifiedService", results[1]);
        // $NON-NLS-1$
        assertFalse("Did call removedService", results[2]);
        clearResults(results);
    } finally {
        if (reg != null)
            reg.unregister();
        if (testTracker != null)
            testTracker.close();
    }
}