| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.camel.impl; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.ExecutorService; |
| import java.util.concurrent.Executors; |
| import java.util.concurrent.Future; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.atomic.AtomicInteger; |
| |
| import org.apache.camel.ContextTestSupport; |
| import org.apache.camel.Endpoint; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.ExchangePattern; |
| import org.apache.camel.Processor; |
| import org.apache.camel.Producer; |
| import org.apache.camel.RuntimeCamelException; |
| import org.apache.camel.builder.RouteBuilder; |
| import org.apache.camel.component.mock.MockEndpoint; |
| import org.apache.camel.util.AsyncProcessorHelper; |
| import org.apache.camel.util.CastUtils; |
| |
| /** |
| * @version |
| */ |
| public class DefaultProducerTemplateAsyncTest extends ContextTestSupport { |
| |
| private static final AtomicInteger ORDER = new AtomicInteger(0); |
| |
| public void testRequestAsync() throws Exception { |
| Exchange exchange = new DefaultExchange(context); |
| exchange.getIn().setBody("Hello"); |
| |
| Future<Exchange> future = template.asyncSend("direct:start", exchange); |
| long start = System.currentTimeMillis(); |
| |
| // you can do other stuff |
| String echo = template.requestBody("direct:echo", "Hi", String.class); |
| assertEquals("HiHi", echo); |
| |
| Exchange result = future.get(); |
| |
| long delta = System.currentTimeMillis() - start; |
| assertEquals("Hello World", result.getIn().getBody()); |
| assertTrue("Should take longer than: " + delta, delta > 250); |
| |
| assertMockEndpointsSatisfied(); |
| } |
| |
| public void testSendAsyncProcessor() throws Exception { |
| Future<Exchange> future = template.asyncSend("direct:start", new Processor() { |
| public void process(Exchange exchange) throws Exception { |
| exchange.getIn().setBody("Hello"); |
| } |
| }); |
| long start = System.currentTimeMillis(); |
| |
| // you can do other stuff |
| String echo = template.requestBody("direct:echo", "Hi", String.class); |
| assertEquals("HiHi", echo); |
| |
| Exchange result = future.get(); |
| |
| long delta = System.currentTimeMillis() - start; |
| assertEquals("Hello World", result.getIn().getBody()); |
| assertTrue("Should take longer than: " + delta, delta > 250); |
| } |
| |
| public void testRequestAsyncBody() throws Exception { |
| Future<Object> future = template.asyncRequestBody("direct:start", "Hello"); |
| long start = System.currentTimeMillis(); |
| |
| // you can do other stuff |
| String echo = template.requestBody("direct:echo", "Hi", String.class); |
| assertEquals("HiHi", echo); |
| |
| // we can use extract body to convert to expect body type |
| String result = template.extractFutureBody(future, String.class); |
| |
| long delta = System.currentTimeMillis() - start; |
| assertEquals("Hello World", result); |
| assertTrue("Should take longer than: " + delta, delta > 250); |
| } |
| |
| public void testRequestAsyncBodyType() throws Exception { |
| Future<String> future = template.asyncRequestBody("direct:start", "Hello", String.class); |
| long start = System.currentTimeMillis(); |
| |
| // you can do other stuff |
| String echo = template.requestBody("direct:echo", "Hi", String.class); |
| assertEquals("HiHi", echo); |
| |
| // or we can use parameter type in the requestBody method so the future handle know its type |
| String result = future.get(); |
| |
| long delta = System.currentTimeMillis() - start; |
| assertEquals("Hello World", result); |
| assertTrue("Should take longer than: " + delta, delta > 250); |
| } |
| |
| public void testRequestAsyncBodyAndHeader() throws Exception { |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| mock.expectedBodiesReceived("Hello World"); |
| mock.expectedHeaderReceived("foo", 123); |
| |
| Future<Object> future = template.asyncRequestBodyAndHeader("direct:start", "Hello", "foo", 123); |
| long start = System.currentTimeMillis(); |
| |
| // you can do other stuff |
| String echo = template.requestBody("direct:echo", "Hi", String.class); |
| assertEquals("HiHi", echo); |
| |
| // we can use extract body to convert to expect body type |
| String result = template.extractFutureBody(future, String.class); |
| |
| assertMockEndpointsSatisfied(); |
| |
| long delta = System.currentTimeMillis() - start; |
| assertEquals("Hello World", result); |
| assertTrue("Should take longer than: " + delta, delta > 250); |
| } |
| |
| public void testRequestAsyncBodyAndHeaderType() throws Exception { |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| mock.expectedBodiesReceived("Hello World"); |
| mock.expectedHeaderReceived("foo", 123); |
| |
| Future<String> future = template.asyncRequestBodyAndHeader("direct:start", "Hello", "foo", 123, String.class); |
| long start = System.currentTimeMillis(); |
| |
| // you can do other stuff |
| String echo = template.requestBody("direct:echo", "Hi", String.class); |
| assertEquals("HiHi", echo); |
| |
| // or we can use parameter type in the requestBody method so the future handle know its type |
| String result = future.get(); |
| |
| assertMockEndpointsSatisfied(); |
| |
| long delta = System.currentTimeMillis() - start; |
| assertEquals("Hello World", result); |
| assertTrue("Should take longer than: " + delta, delta > 250); |
| } |
| |
| public void testRequestAsyncBodyAndHeaders() throws Exception { |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| mock.expectedBodiesReceived("Hello World"); |
| mock.expectedHeaderReceived("foo", 123); |
| mock.expectedHeaderReceived("bar", "cheese"); |
| |
| Map<String, Object> headers = new HashMap<String, Object>(); |
| headers.put("foo", 123); |
| headers.put("bar", "cheese"); |
| Future<Object> future = template.asyncRequestBodyAndHeaders("direct:start", "Hello", headers); |
| long start = System.currentTimeMillis(); |
| |
| // you can do other stuff |
| String echo = template.requestBody("direct:echo", "Hi", String.class); |
| assertEquals("HiHi", echo); |
| |
| // we can use extract body to convert to expect body type |
| String result = template.extractFutureBody(future, String.class); |
| |
| assertMockEndpointsSatisfied(); |
| |
| long delta = System.currentTimeMillis() - start; |
| assertEquals("Hello World", result); |
| assertTrue("Should take longer than: " + delta, delta > 250); |
| } |
| |
| public void testRequestAsyncBodyAndHeadersType() throws Exception { |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| mock.expectedBodiesReceived("Hello World"); |
| mock.expectedHeaderReceived("foo", 123); |
| mock.expectedHeaderReceived("bar", "cheese"); |
| |
| Map<String, Object> headers = new HashMap<String, Object>(); |
| headers.put("foo", 123); |
| headers.put("bar", "cheese"); |
| Future<String> future = template.asyncRequestBodyAndHeaders("direct:start", "Hello", headers, String.class); |
| long start = System.currentTimeMillis(); |
| |
| // you can do other stuff |
| String echo = template.requestBody("direct:echo", "Hi", String.class); |
| assertEquals("HiHi", echo); |
| |
| // or we can use parameter type in the requestBody method so the future handle know its type |
| String result = future.get(); |
| |
| assertMockEndpointsSatisfied(); |
| |
| long delta = System.currentTimeMillis() - start; |
| assertEquals("Hello World", result); |
| assertTrue("Should take longer than: " + delta, delta > 250); |
| } |
| |
| public void testRequestAsyncErrorWhenProcessing() throws Exception { |
| Exchange exchange = new DefaultExchange(context); |
| exchange.getIn().setBody("Hello"); |
| |
| Future<Object> future = template.asyncRequestBody("direct:error", exchange); |
| long start = System.currentTimeMillis(); |
| |
| // you can do other stuff |
| String echo = template.requestBody("direct:echo", "Hi", String.class); |
| assertEquals("HiHi", echo); |
| |
| try { |
| template.extractFutureBody(future, Exchange.class); |
| fail("Should have thrown exception"); |
| } catch (RuntimeCamelException e) { |
| assertEquals("Damn forced by unit test", e.getCause().getMessage()); |
| } |
| |
| long delta = System.currentTimeMillis() - start; |
| assertTrue("Should take longer than: " + delta, delta > 250); |
| } |
| |
| public void testRequestAsyncBodyErrorWhenProcessing() throws Exception { |
| Future<Object> future = template.asyncRequestBody("direct:error", "Hello"); |
| long start = System.currentTimeMillis(); |
| |
| // you can do other stuff |
| String echo = template.requestBody("direct:echo", "Hi", String.class); |
| assertEquals("HiHi", echo); |
| |
| try { |
| template.extractFutureBody(future, String.class); |
| fail("Should have thrown exception"); |
| } catch (RuntimeCamelException e) { |
| assertEquals("Damn forced by unit test", e.getCause().getMessage()); |
| } |
| |
| long delta = System.currentTimeMillis() - start; |
| assertTrue("Should take longer than: " + delta, delta > 250); |
| } |
| |
| public void testAsyncCallbackExchangeInOnly() throws Exception { |
| ORDER.set(0); |
| |
| getMockEndpoint("mock:result").expectedBodiesReceived("Hello World"); |
| |
| final CountDownLatch latch = new CountDownLatch(1); |
| |
| Exchange exchange = context.getEndpoint("direct:start").createExchange(); |
| exchange.getIn().setBody("Hello"); |
| |
| template.asyncCallback("direct:start", exchange, new SynchronizationAdapter() { |
| @Override |
| public void onDone(Exchange exchange) { |
| assertEquals("Hello World", exchange.getIn().getBody()); |
| ORDER.addAndGet(2); |
| latch.countDown(); |
| } |
| }); |
| |
| ORDER.addAndGet(1); |
| latch.await(10, TimeUnit.SECONDS); |
| ORDER.addAndGet(4); |
| |
| assertMockEndpointsSatisfied(); |
| assertEquals(7, ORDER.get()); |
| } |
| |
| public void testAsyncCallbackExchangeInOut() throws Exception { |
| ORDER.set(0); |
| |
| final CountDownLatch latch = new CountDownLatch(1); |
| |
| Exchange exchange = context.getEndpoint("direct:start").createExchange(); |
| exchange.getIn().setBody("Hello"); |
| exchange.setPattern(ExchangePattern.InOut); |
| |
| template.asyncCallback("direct:echo", exchange, new SynchronizationAdapter() { |
| @Override |
| public void onDone(Exchange exchange) { |
| assertEquals("HelloHello", exchange.getOut().getBody()); |
| ORDER.addAndGet(2); |
| latch.countDown(); |
| } |
| }); |
| |
| ORDER.addAndGet(1); |
| latch.await(10, TimeUnit.SECONDS); |
| ORDER.addAndGet(4); |
| |
| assertEquals(7, ORDER.get()); |
| } |
| |
| public void testAsyncCallbackExchangeInOnlyGetResult() throws Exception { |
| ORDER.set(0); |
| |
| getMockEndpoint("mock:result").expectedBodiesReceived("Hello World"); |
| |
| Exchange exchange = context.getEndpoint("direct:start").createExchange(); |
| exchange.getIn().setBody("Hello"); |
| |
| Future<Exchange> future = template.asyncCallback("direct:start", exchange, new SynchronizationAdapter() { |
| @Override |
| public void onDone(Exchange exchange) { |
| assertEquals("Hello World", exchange.getIn().getBody()); |
| ORDER.addAndGet(2); |
| } |
| }); |
| |
| ORDER.addAndGet(1); |
| Exchange reply = future.get(10, TimeUnit.SECONDS); |
| ORDER.addAndGet(4); |
| |
| assertMockEndpointsSatisfied(); |
| assertEquals(7, ORDER.get()); |
| assertNotNull(reply); |
| } |
| |
| public void testAsyncCallbackExchangeInOutGetResult() throws Exception { |
| ORDER.set(0); |
| |
| Exchange exchange = context.getEndpoint("direct:start").createExchange(); |
| exchange.getIn().setBody("Hello"); |
| exchange.setPattern(ExchangePattern.InOut); |
| |
| Future<Exchange> future = template.asyncCallback("direct:echo", exchange, new SynchronizationAdapter() { |
| @Override |
| public void onDone(Exchange exchange) { |
| assertEquals("HelloHello", exchange.getOut().getBody()); |
| ORDER.addAndGet(2); |
| } |
| }); |
| |
| ORDER.addAndGet(1); |
| Exchange reply = future.get(10, TimeUnit.SECONDS); |
| ORDER.addAndGet(4); |
| |
| assertEquals(7, ORDER.get()); |
| assertNotNull(reply); |
| assertEquals("HelloHello", reply.getOut().getBody()); |
| } |
| |
| public void testAsyncCallbackBodyInOnly() throws Exception { |
| ORDER.set(0); |
| |
| getMockEndpoint("mock:result").expectedBodiesReceived("Hello World"); |
| |
| final CountDownLatch latch = new CountDownLatch(1); |
| |
| template.asyncCallbackSendBody("direct:start", "Hello", new SynchronizationAdapter() { |
| @Override |
| public void onDone(Exchange exchange) { |
| assertEquals("Hello World", exchange.getIn().getBody()); |
| ORDER.addAndGet(2); |
| latch.countDown(); |
| } |
| }); |
| |
| ORDER.addAndGet(1); |
| latch.await(10, TimeUnit.SECONDS); |
| ORDER.addAndGet(4); |
| |
| assertMockEndpointsSatisfied(); |
| assertEquals(7, ORDER.get()); |
| } |
| |
| public void testAsyncCallbackBodyInOut() throws Exception { |
| ORDER.set(0); |
| |
| final CountDownLatch latch = new CountDownLatch(1); |
| |
| template.asyncCallbackRequestBody("direct:echo", "Hello", new SynchronizationAdapter() { |
| @Override |
| public void onDone(Exchange exchange) { |
| assertEquals("HelloHello", exchange.getOut().getBody()); |
| ORDER.addAndGet(2); |
| latch.countDown(); |
| } |
| }); |
| |
| ORDER.addAndGet(1); |
| latch.await(10, TimeUnit.SECONDS); |
| ORDER.addAndGet(4); |
| |
| assertEquals(7, ORDER.get()); |
| } |
| |
| public void testAsyncCallbackBodyInOnlyGetResult() throws Exception { |
| ORDER.set(0); |
| |
| getMockEndpoint("mock:result").expectedBodiesReceived("Hello World"); |
| |
| Future<Object> future = template.asyncCallbackSendBody("direct:start", "Hello", new SynchronizationAdapter() { |
| @Override |
| public void onDone(Exchange exchange) { |
| assertEquals("Hello World", exchange.getIn().getBody()); |
| ORDER.addAndGet(2); |
| } |
| }); |
| |
| ORDER.addAndGet(1); |
| Object reply = future.get(10, TimeUnit.SECONDS); |
| ORDER.addAndGet(4); |
| |
| assertMockEndpointsSatisfied(); |
| assertEquals(7, ORDER.get()); |
| // no reply when in only |
| assertEquals(null, reply); |
| } |
| |
| public void testAsyncCallbackBodyInOutGetResult() throws Exception { |
| ORDER.set(0); |
| |
| Future<Object> future = template.asyncCallbackRequestBody("direct:echo", "Hello", new SynchronizationAdapter() { |
| @Override |
| public void onDone(Exchange exchange) { |
| assertEquals("HelloHello", exchange.getOut().getBody()); |
| ORDER.addAndGet(2); |
| } |
| }); |
| |
| ORDER.addAndGet(1); |
| Object reply = future.get(10, TimeUnit.SECONDS); |
| ORDER.addAndGet(4); |
| |
| assertEquals(7, ORDER.get()); |
| assertEquals("HelloHello", reply); |
| } |
| |
| public void testAsyncCallbackInOnlyProcessor() throws Exception { |
| ORDER.set(0); |
| |
| getMockEndpoint("mock:result").expectedBodiesReceived("Hello World"); |
| |
| final CountDownLatch latch = new CountDownLatch(1); |
| |
| template.asyncCallback("direct:start", new Processor() { |
| public void process(Exchange exchange) throws Exception { |
| exchange.getIn().setBody("Hello"); |
| } |
| }, new SynchronizationAdapter() { |
| @Override |
| public void onDone(Exchange exchange) { |
| assertEquals("Hello World", exchange.getIn().getBody()); |
| ORDER.addAndGet(2); |
| latch.countDown(); |
| } |
| }); |
| |
| ORDER.addAndGet(1); |
| latch.await(10, TimeUnit.SECONDS); |
| ORDER.addAndGet(4); |
| |
| assertMockEndpointsSatisfied(); |
| assertEquals(7, ORDER.get()); |
| } |
| |
| public void testAsyncCallbackInOutProcessor() throws Exception { |
| ORDER.set(0); |
| |
| final CountDownLatch latch = new CountDownLatch(1); |
| |
| template.asyncCallback("direct:echo", new Processor() { |
| public void process(Exchange exchange) throws Exception { |
| exchange.getIn().setBody("Hello"); |
| exchange.setPattern(ExchangePattern.InOut); |
| } |
| }, new SynchronizationAdapter() { |
| @Override |
| public void onDone(Exchange exchange) { |
| assertEquals("HelloHello", exchange.getOut().getBody()); |
| ORDER.addAndGet(2); |
| latch.countDown(); |
| } |
| }); |
| |
| ORDER.addAndGet(1); |
| latch.await(10, TimeUnit.SECONDS); |
| ORDER.addAndGet(4); |
| |
| assertEquals(7, ORDER.get()); |
| } |
| |
| public void testAsyncCallbackThreadsInOutProcessor() throws Exception { |
| ORDER.set(0); |
| |
| final CountDownLatch latch = new CountDownLatch(1); |
| |
| template.asyncCallback("direct:threads", new Processor() { |
| public void process(Exchange exchange) throws Exception { |
| exchange.getIn().setBody("Bye"); |
| exchange.setPattern(ExchangePattern.InOut); |
| } |
| }, new SynchronizationAdapter() { |
| @Override |
| public void onDone(Exchange exchange) { |
| assertEquals("ByeBye", exchange.getOut().getBody()); |
| ORDER.addAndGet(2); |
| latch.countDown(); |
| } |
| }); |
| |
| ORDER.addAndGet(1); |
| latch.await(10, TimeUnit.SECONDS); |
| ORDER.addAndGet(4); |
| |
| assertEquals(7, ORDER.get()); |
| } |
| |
| public void testAsyncCallbackExchangeInOnlyWithFailure() throws Exception { |
| ORDER.set(0); |
| |
| final CountDownLatch latch = new CountDownLatch(1); |
| |
| Exchange exchange = context.getEndpoint("direct:error").createExchange(); |
| exchange.getIn().setBody("Hello"); |
| |
| template.asyncCallback("direct:error", exchange, new SynchronizationAdapter() { |
| @Override |
| public void onFailure(Exchange exchange) { |
| assertEquals("Damn forced by unit test", exchange.getException().getMessage()); |
| ORDER.addAndGet(2); |
| latch.countDown(); |
| } |
| }); |
| |
| ORDER.addAndGet(1); |
| latch.await(10, TimeUnit.SECONDS); |
| ORDER.addAndGet(4); |
| |
| assertEquals(7, ORDER.get()); |
| } |
| |
| public void testAsyncCallbackExchangeInOutWithFailure() throws Exception { |
| ORDER.set(0); |
| |
| final CountDownLatch latch = new CountDownLatch(1); |
| |
| Exchange exchange = context.getEndpoint("direct:error").createExchange(); |
| exchange.getIn().setBody("Hello"); |
| exchange.setPattern(ExchangePattern.InOut); |
| |
| template.asyncCallback("direct:error", exchange, new SynchronizationAdapter() { |
| @Override |
| public void onFailure(Exchange exchange) { |
| assertEquals("Damn forced by unit test", exchange.getException().getMessage()); |
| ORDER.addAndGet(2); |
| latch.countDown(); |
| } |
| }); |
| |
| ORDER.addAndGet(1); |
| latch.await(10, TimeUnit.SECONDS); |
| ORDER.addAndGet(4); |
| |
| assertEquals(7, ORDER.get()); |
| } |
| |
| @Override |
| protected RouteBuilder createRouteBuilder() throws Exception { |
| return new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| from("direct:start") |
| .delay(400) |
| .transform(body().append(" World")).to("mock:result"); |
| |
| from("direct:error") |
| .delay(400) |
| .process(new Processor() { |
| public void process(Exchange exchange) throws Exception { |
| throw new IllegalArgumentException("Damn forced by unit test"); |
| } |
| }); |
| |
| from("direct:echo").transform(body().append(body())); |
| |
| from("direct:threads").threads(5).transform(body().append(body())); |
| } |
| }; |
| } |
| |
| } |