Examples with Context io.vertx.core.Context used on opensource projects

Example 21 with Context

use of io.vertx.core.Context in project vert.x by eclipse.

the class ExecuteBlockingTest method testExecuteBlockingParallel.

@Test
public void testExecuteBlockingParallel() throws Exception {
    long start = System.currentTimeMillis();
    int numExecBlocking = 10;
    long pause = 1000;
    CountDownLatch latch = new CountDownLatch(numExecBlocking);
    vertx.runOnContext(v -> {
        Context ctx = vertx.getOrCreateContext();
        assertTrue(ctx.isEventLoopContext());
        for (int i = 0; i < numExecBlocking; i++) {
            vertx.executeBlocking(future -> {
                assertSame(ctx, vertx.getOrCreateContext());
                assertTrue(Thread.currentThread().getName().startsWith("vert.x-worker-thread"));
                assertTrue(Context.isOnWorkerThread());
                assertFalse(Context.isOnEventLoopThread());
                try {
                    Thread.sleep(pause);
                } catch (Exception ignore) {
                }
                future.complete("done!");
            }, false, onSuccess(res -> {
                assertSame(ctx, vertx.getOrCreateContext());
                assertTrue(Thread.currentThread().getName().startsWith("vert.x-eventloop-thread"));
                assertFalse(Context.isOnWorkerThread());
                assertTrue(Context.isOnEventLoopThread());
                assertEquals("done!", res);
                latch.countDown();
            }));
        }
    });
    awaitLatch(latch);
    long now = System.currentTimeMillis();
    long leeway = 1000;
    assertTrue(now - start < pause + leeway);
}

Example 22 with Context

use of io.vertx.core.Context in project vert.x by eclipse.

the class ExecuteBlockingTest method testExecuteBlockingContext.

@Test
public void testExecuteBlockingContext() {
    vertx.runOnContext(v -> {
        Context ctx = vertx.getOrCreateContext();
        assertTrue(ctx.isEventLoopContext());
        vertx.executeBlocking(future -> {
            assertSame(ctx, vertx.getOrCreateContext());
            assertTrue(Thread.currentThread().getName().startsWith("vert.x-worker-thread"));
            assertTrue(Context.isOnWorkerThread());
            assertFalse(Context.isOnEventLoopThread());
            try {
                Thread.sleep(1000);
            } catch (Exception ignore) {
            }
            vertx.runOnContext(v2 -> {
                assertSame(ctx, vertx.getOrCreateContext());
                assertTrue(Thread.currentThread().getName().startsWith("vert.x-eventloop-thread"));
                assertFalse(Context.isOnWorkerThread());
                assertTrue(Context.isOnEventLoopThread());
                future.complete("done!");
            });
        }, onSuccess(res -> {
            assertSame(ctx, vertx.getOrCreateContext());
            assertTrue(Thread.currentThread().getName().startsWith("vert.x-eventloop-thread"));
            assertFalse(Context.isOnWorkerThread());
            assertTrue(Context.isOnEventLoopThread());
            assertEquals("done!", res);
            testComplete();
        }));
    });
    await();
}

Example 23 with Context

use of io.vertx.core.Context in project vert.x by eclipse.

the class ContextTest method testExceptionHandlerOnDeploymentAsyncResultHandlerFailure.

@Test
public void testExceptionHandlerOnDeploymentAsyncResultHandlerFailure() {
    RuntimeException failure = new RuntimeException();
    Context ctx = vertx.getOrCreateContext();
    ctx.exceptionHandler(err -> {
        assertSame(failure, err);
        testComplete();
    });
    ctx.runOnContext(v -> {
        vertx.deployVerticle(new AbstractVerticle() {

            @Override
            public void start() throws Exception {
            }
        }, ar -> {
            throw failure;
        });
    });
    await();
}

Example 24 with Context

use of io.vertx.core.Context in project vert.x by eclipse.

the class ContextTest method testGettingContextContextUnderContextAnotherInstanceShouldReturnDifferentContext.

@Test
public void testGettingContextContextUnderContextAnotherInstanceShouldReturnDifferentContext() throws Exception {
    Vertx other = vertx();
    Context context = vertx.getOrCreateContext();
    context.runOnContext(v -> {
        Context otherContext = other.getOrCreateContext();
        assertNotSame(otherContext, context);
        testComplete();
    });
    await();
}

Example 25 with Context

use of io.vertx.core.Context in project vert.x by eclipse.

the class ContextTest method testContextExceptionHandlerFailing.

@Test
public void testContextExceptionHandlerFailing() {
    RuntimeException failure = new RuntimeException();
    Context context = vertx.getOrCreateContext();
    AtomicInteger count = new AtomicInteger();
    context.exceptionHandler(err -> {
        if (count.getAndIncrement() == 0) {
            throw new RuntimeException();
        } else {
            assertSame(failure, err);
            testComplete();
        }
    });
    context.runOnContext(v -> {
        throw new RuntimeException();
    });
    context.runOnContext(v -> {
        throw failure;
    });
    await();
}