OptionalPropertiesDslTest.java

/**
 * 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.component.properties;

import org.apache.camel.CamelContext;
import org.apache.camel.ContextTestSupport;
import org.apache.camel.builder.RouteBuilder;

/**
 * Test that placeholder DSL is working as expected.
 */
public class OptionalPropertiesDslTest extends ContextTestSupport {

    public void testPlaceholderDslTest() throws Exception {
        getMockEndpoint("mock:a").expectedMessageCount(1);
        getMockEndpoint("mock:b").expectedMessageCount(0);

        try {
            template.sendBody("direct:start", "Hello World");
            fail("Should have thrown an exception");
        } catch (Exception e) {
            // expected
        }

        assertMockEndpointsSatisfied();
    }

    @Override
    protected RouteBuilder createRouteBuilder() throws Exception {
        return new RouteBuilder() {
            @Override
            public void configure() throws Exception {
                // START SNIPPET: e1
                from("direct:start")
                    // use a property placeholder for the option stopOnException on the Multicast EIP
                    // which should have the value of {{stop}} key being looked up in the properties file
                    .multicast().placeholder("stopOnException", "stop")
                        .to("mock:a").throwException(new IllegalAccessException("Damn")).to("mock:b");
                // END SNIPPET: e1
            }
        };
    }

    @Override
    protected CamelContext createCamelContext() throws Exception {
        CamelContext context = super.createCamelContext();
        context.addComponent("properties", new PropertiesComponent("classpath:org/apache/camel/component/properties/myproperties.properties"));
        return context;
    }

}