| /** |
| * 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.processor; |
| |
| import org.apache.camel.CamelException; |
| import org.apache.camel.ContextTestSupport; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.Expression; |
| import org.apache.camel.Predicate; |
| import org.apache.camel.Processor; |
| import org.apache.camel.RuntimeCamelException; |
| import org.apache.camel.builder.RouteBuilder; |
| import org.apache.camel.component.mock.MockEndpoint; |
| |
| /** |
| * Unit test for try .. handle routing (CAMEL-564). |
| */ |
| public class TryProcessorTest extends ContextTestSupport { |
| |
| private boolean handled; |
| |
| public void testTryCatchFinallyProcessor() throws Exception { |
| testTryCatchFinally("direct:processor"); |
| } |
| |
| public void testTryCatchFinallyExpression() throws Exception { |
| testTryCatchFinally("direct:expression"); |
| } |
| |
| public void testTryCatchFinallyPredicate() throws Exception { |
| testTryCatchFinally("direct:predicate"); |
| } |
| |
| private void testTryCatchFinally(String endpointName) throws Exception { |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| mock.expectedMessageCount(0); |
| |
| getMockEndpoint("mock:last").expectedMessageCount(1); |
| getMockEndpoint("mock:finally").expectedMessageCount(1); |
| |
| sendBody(endpointName, "<test>Hello World!</test>"); |
| assertTrue("Should have been handled", handled); |
| |
| assertMockEndpointsSatisfied(); |
| } |
| |
| protected RouteBuilder createRouteBuilder() { |
| return new RouteBuilder() { |
| public void configure() { |
| from("direct:processor") |
| .doTry() |
| .process(new ProcessorFail()) |
| .to("mock:result") |
| .doCatch(CamelException.class) |
| .process(new ProcessorHandle()) |
| .doFinally() |
| .to("mock:finally") |
| .end() |
| .to("mock:last"); |
| |
| from("direct:expression") |
| .doTry() |
| .setBody(new ProcessorFail()) |
| .to("mock:result") |
| .doCatch(CamelException.class) |
| .process(new ProcessorHandle()) |
| .doFinally() |
| .to("mock:finally") |
| .end() |
| .to("mock:last"); |
| |
| from("direct:predicate") |
| .doTry() |
| .to("direct:sub-predicate") |
| .doCatch(CamelException.class) |
| .process(new ProcessorHandle()) |
| .doFinally() |
| .to("mock:finally") |
| .end() |
| .to("mock:last"); |
| |
| from("direct:sub-predicate") |
| .errorHandler(noErrorHandler()) |
| .filter(new ProcessorFail()) |
| .to("mock:result"); |
| } |
| }; |
| } |
| |
| private class ProcessorFail implements Processor, Predicate, Expression { |
| public void process(Exchange exchange) throws Exception { |
| throw new RuntimeCamelException(new CamelException("Force to fail")); |
| } |
| |
| public <T> T evaluate(Exchange exchange, Class<T> type) { |
| throw new RuntimeCamelException(new CamelException("Force to fail")); |
| } |
| |
| public boolean matches(Exchange exchange) { |
| throw new RuntimeCamelException(new CamelException("Force to fail")); |
| } |
| } |
| |
| private class ProcessorHandle implements Processor { |
| public void process(Exchange exchange) throws Exception { |
| handled = true; |
| |
| assertEquals("Should not be marked as failed", false, exchange.isFailed()); |
| |
| Exception e = (Exception)exchange.getProperty(Exchange.EXCEPTION_CAUGHT); |
| assertNotNull("There should be an exception", e); |
| |
| // If we handle CamelException it is what we should have as an exception caught |
| CamelException cause = assertIsInstanceOf(CamelException.class, e.getCause()); |
| assertNotNull(cause); |
| assertEquals("Force to fail", cause.getMessage()); |
| } |
| } |
| |
| } |