Examples with ModbusReadRequestBlueprint org.openhab.core.io.transport.modbus.ModbusReadRequestBlueprint used on opensource projects

Example 46 with ModbusReadRequestBlueprint

use of org.openhab.core.io.transport.modbus.ModbusReadRequestBlueprint in project openhab-core by openhab.

the class SmokeTest method testSlaveReadErrorResponse.

/**
 * Test handling of slave error responses. In this case, error code = 2, illegal data address, since no data.
 *
 * @throws Exception
 */
@Test
public void testSlaveReadErrorResponse() throws Exception {
    ModbusSlaveEndpoint endpoint = getEndpoint();
    AtomicInteger okCount = new AtomicInteger();
    AtomicInteger errorCount = new AtomicInteger();
    CountDownLatch callbackCalled = new CountDownLatch(1);
    AtomicReference<Exception> lastError = new AtomicReference<>();
    try (ModbusCommunicationInterface comms = modbusManager.newModbusCommunicationInterface(endpoint, null)) {
        comms.submitOneTimePoll(new ModbusReadRequestBlueprint(SLAVE_UNIT_ID, ModbusReadFunctionCode.READ_MULTIPLE_REGISTERS, 0, 5, 1), result -> {
            assert result.getRegisters().isPresent();
            okCount.incrementAndGet();
            callbackCalled.countDown();
        }, failure -> {
            errorCount.incrementAndGet();
            lastError.set(failure.getCause());
            callbackCalled.countDown();
        });
        assertTrue(callbackCalled.await(60, TimeUnit.SECONDS));
        assertThat(okCount.get(), is(equalTo(0)));
        assertThat(errorCount.get(), is(equalTo(1)));
        assertTrue(lastError.get() instanceof ModbusSlaveErrorResponseException, lastError.toString());
    }
}

Example 47 with ModbusReadRequestBlueprint

use of org.openhab.core.io.transport.modbus.ModbusReadRequestBlueprint in project openhab-core by openhab.

the class SmokeTest method testIOError.

/**
 * Have super slow connection response, eventually resulting as timeout (due to default timeout of 3 s in
 * net.wimpi.modbus.Modbus.DEFAULT_TIMEOUT)
 *
 * @throws Exception
 */
@Test
public void testIOError() throws Exception {
    artificialServerWait = 60000;
    ModbusSlaveEndpoint endpoint = getEndpoint();
    AtomicInteger okCount = new AtomicInteger();
    AtomicInteger errorCount = new AtomicInteger();
    CountDownLatch callbackCalled = new CountDownLatch(1);
    AtomicReference<Exception> lastError = new AtomicReference<>();
    try (ModbusCommunicationInterface comms = modbusManager.newModbusCommunicationInterface(endpoint, null)) {
        comms.submitOneTimePoll(new ModbusReadRequestBlueprint(SLAVE_UNIT_ID, ModbusReadFunctionCode.READ_MULTIPLE_REGISTERS, 0, 5, 1), result -> {
            assert result.getRegisters().isPresent();
            okCount.incrementAndGet();
            callbackCalled.countDown();
        }, failure -> {
            errorCount.incrementAndGet();
            lastError.set(failure.getCause());
            callbackCalled.countDown();
        });
        assertTrue(callbackCalled.await(15, TimeUnit.SECONDS));
        assertThat(okCount.get(), is(equalTo(0)));
        assertThat(lastError.toString(), errorCount.get(), is(equalTo(1)));
        assertTrue(lastError.get() instanceof ModbusSlaveIOException, lastError.toString());
    }
}