Examples with Promise services.moleculer.Promise used on opensource projects

Example 6 with Promise

use of services.moleculer.Promise in project moleculer-java by moleculer-java.

the class CircuitBreakerTest method testRoundRobin2.

@Test
public void testRoundRobin2() throws Exception {
    // Node0 -> fail
    currentID = 1;
    for (int i = 0; i < 30; i++) {
        Promise p = br.call("test.test", (Tree) null);
        String nodeID = getCurrentID();
        boolean success = !"node0".equals(nodeID);
        createResponse(success);
        boolean ok = false;
        try {
            p.waitFor();
            ok = true;
        } catch (Exception e) {
            ok = false;
        }
        assertEquals(success, ok);
    }
    // Check ErrorCounter
    long now = System.currentTimeMillis();
    ErrorCounter ec = cb.errorCounters.get(new EndpointKey("node0", "test.test"));
    assertFalse(ec.isAvailable(now));
    // Do not invoke node0
    for (int i = 0; i < 20; i++) {
        Promise p = br.call("test.test", (Tree) null);
        String nodeID = createResponse(true);
        assertFalse("node0".equals(nodeID));
        boolean ok = false;
        try {
            p.waitFor();
            ok = true;
        } catch (Exception e) {
            ok = false;
        }
        assertTrue(ok);
    }
    // Invoke node1 directly
    Promise p = br.call("test.test", (Tree) null, CallOptions.nodeID("node1"));
    createResponse(true);
    boolean ok = false;
    try {
        p.waitFor();
        ok = true;
    } catch (Exception e) {
        ok = false;
    }
    assertTrue(ok);
    assertFalse(ec.isAvailable(now));
    // Invoke node0 directly
    p = br.call("test.test", (Tree) null, CallOptions.nodeID("node0"));
    createResponse(true);
    try {
        p.waitFor();
        ok = true;
    } catch (Exception e) {
        ok = false;
    }
    assertTrue(ok);
    assertTrue(ec.isAvailable(now));
}

Example 7 with Promise

use of services.moleculer.Promise in project moleculer-java by moleculer-java.

the class CircuitBreakerTest method testRetryWithError.

@Test
public void testRetryWithError() throws Exception {
    for (int i = 0; i < 10; i++) {
        Promise p = br.call("test.test", (Tree) null, CallOptions.retryCount(1));
        String n1 = createResponse(false);
        String n2 = createResponse(false);
        assertFalse(n1.equals(n2));
        boolean ok = false;
        try {
            p.waitFor();
            ok = true;
        } catch (Exception e) {
            ok = false;
        }
        assertFalse(ok);
    }
}

Example 8 with Promise

use of services.moleculer.Promise in project moleculer-java by moleculer-java.

the class RedisGetSetClient method clean.

/**
 * Deletes a group of items. Removes every key by a match string.
 *
 * @param match
 */
public final Promise clean(String match) {
    ScanArgs args = new ScanArgs();
    args.limit(100);
    boolean singleStar = match.indexOf('*') > -1;
    boolean doubleStar = match.contains("**");
    if (doubleStar) {
        args.match(match.replace("**", "*"));
    } else {
        args.match(match);
    }
    if (!singleStar || doubleStar) {
        match = null;
    }
    if (client != null) {
        return new Promise(clean(client.scan(args), args, match));
    }
    if (clusteredClient != null) {
        return new Promise(clean(clusteredClient.scan(args), args, match));
    }
    return Promise.resolve();
}

Example 9 with Promise

use of services.moleculer.Promise in project moleculer-java by moleculer-java.

the class CircuitBreakerTest method testRetry.

@Test
public void testRetry() throws Exception {
    for (int i = 0; i < 10; i++) {
        Promise p = br.call("test.test", (Tree) null, CallOptions.retryCount(1));
        String n1 = createResponse(false);
        String n2 = createResponse(true);
        assertFalse(n1.equals(n2));
        boolean ok = false;
        try {
            p.waitFor();
            ok = true;
        } catch (Exception e) {
            ok = false;
        }
        assertTrue(ok);
    }
}

Example 10 with Promise

use of services.moleculer.Promise in project moleculer-java by moleculer-java.

the class MqttTransporter method subscribe.

@Override
public Promise subscribe(String channel) {
    Promise promise = new Promise();
    if (client != null) {
        try {
            client.subscribe(new Subscription[] { new Subscription(channel, qos) });
            subscriptions.put(channel, promise);
        } catch (Exception cause) {
            promise.complete(cause);
        }
    } else {
        promise.complete(new Throwable("Not connected!"));
    }
    return promise;
}