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https://issues.apache.org/jira/browse/CAMEL-11178?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Claus Ibsen resolved CAMEL-11178.
---------------------------------
Resolution: Fixed
Assignee: Claus Ibsen
> Default method on interface is invisible during Camel Simple evaluation
> -----------------------------------------------------------------------
>
> Key: CAMEL-11178
> URL: https://issues.apache.org/jira/browse/CAMEL-11178
> Project: Camel
> Issue Type: Improvement
> Components: camel-core
> Affects Versions: 2.16.1
> Reporter: Anton Sulim
> Assignee: Claus Ibsen
> Fix For: 2.20.0
>
>
> Issue can be reproduced with below unit test, I have not found it in tracker.
> Essence: interface A has default method, interface B extends A, default
> method is invisible during Simple language evaluation.
> {code:java}
> import org.apache.camel.CamelContext;
> import org.apache.camel.Exchange;
> import org.apache.camel.builder.RouteBuilder;
> import org.apache.camel.impl.DefaultCamelContext;
> import org.apache.camel.impl.DefaultExchange;
> import org.junit.Assert;
> import org.junit.Test;
> public class DefaultMethodIsInvisibleTest {
> public static interface A {
> public default String defaultMethod() {
> return "default method result";
> }
> }
> public static interface B extends A {
> }
> @Test
> public void camelSimpleDoesNotSeeDefaultMethod() throws Exception {
> CamelContext context = new DefaultCamelContext();
> context.addRoutes(new RouteBuilder() {
> public void configure() {
>
> from("direct:camelSimpleDoesNotSeeDefaultMethod").script().simple("${exchangeProperty.myObject.defaultMethod}");
> }
> });
> context.start();
> Exchange incomingExchange = new DefaultExchange(context);
> incomingExchange.setProperty("myObject", new B() {
> });
> Exchange result =
> context.createProducerTemplate().send("direct:camelSimpleDoesNotSeeDefaultMethod",
> incomingExchange);
> Assert.assertNull(result.getException());
> }
> }
> {code}
> Stacktrace:
> {code}
> Caused by: org.apache.camel.language.bean.RuntimeBeanExpressionException:
> Failed to invoke method: defaultMethod on null due to:
> org.apache.camel.component.bean.MethodNotFoundException: Method with name:
> defaultMethod not found on bean:
> com.ubs.wma.gfi.tradersbook.subscriber.DefaultMethodIsInvisibleTest$2@5dafbe45
> of type:
> com.ubs.wma.gfi.tradersbook.subscriber.DefaultMethodIsInvisibleTest$2.
> Exchange[][Message: [Body is null]]
> at
> org.apache.camel.language.bean.BeanExpression$OgnlInvokeProcessor.process(BeanExpression.java:290)
> at
> org.apache.camel.language.bean.BeanExpression.evaluate(BeanExpression.java:114)
> ... 46 common frames omitted
> Caused by: org.apache.camel.component.bean.MethodNotFoundException: Method
> with name: defaultMethod not found on bean:
> com.ubs.wma.gfi.tradersbook.subscriber.DefaultMethodIsInvisibleTest$2@5dafbe45
> of type:
> com.ubs.wma.gfi.tradersbook.subscriber.DefaultMethodIsInvisibleTest$2.
> Exchange[][Message: [Body is null]]
> at
> org.apache.camel.component.bean.BeanInfo.createInvocation(BeanInfo.java:269)
> at
> org.apache.camel.component.bean.BeanInfo.createInvocation(BeanInfo.java:183)
> at
> org.apache.camel.component.bean.BeanProcessor.process(BeanProcessor.java:159)
> {code}
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