[CAMEL-8185] camel-scr - IllegalArgumentException: argument type mismatch

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.15.0
• Fix Version/s: 2.15.0
• Component/s: camel-scr
• Estimated Complexity: Unknown
• Assignee: Willem Jiang
• Reporter: Moulliard Charles
• Created: 26/Dec/14 10:18
• Updated: 04/Jan/15 13:25
• Resolved: 04/Jan/15 07:24

Description

When camel-scr (2.15-SNAPSHOT) is deployed and used with Apache Karaf - 2.3.0.redhat-611412

The following errors are generated when SCR got the CamelComponent or lost the Component

2014-12-26 11:13:49,453 | ERROR | r-1.0.0-thread-2 | osgi-camel-scr                   | ?                                   ? | 255 - com.redhat.gpe.training.osgi-camel-scr - 1.0.0 | [com.redhat.gpe.training.osgi.camel.BootStrap(52)] The gotCamelComponent method has thrown an exception
java.lang.IllegalArgumentException: argument type mismatch
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)[:1.7.0_51]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)[:1.7.0_51]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)[:1.7.0_51]
	at java.lang.reflect.Method.invoke(Method.java:606)[:1.7.0_51]
	at org.apache.felix.scr.impl.helper.BaseMethod.invokeMethod(BaseMethod.java:231)[82:org.apache.felix.scr:1.8.0.redhat-611412]
	at org.apache.felix.scr.impl.helper.BaseMethod.access$500(BaseMethod.java:39)[82:org.apache.felix.scr:1.8.0.redhat-611412]

2014-12-26 11:22:50,355 | ERROR | l Console Thread | osgi-camel-scr                   | ?                                   ? | 255 - com.redhat.gpe.training.osgi-camel-scr - 1.0.0 | [com.redhat.gpe.training.osgi.camel.BootStrap(52)] The lostCamelComponent method has thrown an exception
java.lang.IllegalArgumentException: argument type mismatch
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)[:1.7.0_51]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)[:1.7.0_51]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)[:1.7.0_51]
	at java.lang.reflect.Method.invoke(Method.java:606)[:1.7.0_51]
	at org.apache.felix.scr.impl.helper.BaseMethod.invokeMethod(BaseMethod.java:231)[82:org.apache.felix.scr:1.8.0.redhat-611412]
	at org.apache.felix.scr.impl.helper.BaseMethod.access$500(BaseMethod.java:39)[82:org.apache.felix.scr:1.8.0.redhat-611412]
	at org.apache.felix.scr.impl.helper.BaseMethod$Resolved.invoke(BaseMethod.java:624)[82:org.apache.felix.scr:1.8.0.redhat-611412]
	at org.apache.felix.scr.impl.helper.BaseMethod.invoke(BaseMethod.java:508)[82:org.apache.felix.scr:1.8.0.redhat-611412]
	at org.apache.felix.scr.impl.helper.BindMethod.invoke(BindMethod.java:37)[82:org.apache.felix.scr:1.8.0.redhat-611412]
	at org.apache.felix.scr.impl.manager.DependencyManager.invokeUnbindMethod(DependencyManager.java:1711)[82:org.apache.felix.scr:1.8.0.redhat-611412]

Here is the code used as example :

import org.apache.camel.CamelContext;
import org.apache.camel.RoutesBuilder;
import org.apache.camel.scr.AbstractCamelRunner;
import org.apache.camel.spi.ComponentResolver;
import org.apache.felix.scr.annotations.*;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.ArrayList;
import java.util.List;

@Component(label = BootStrap.COMPONENT_LABEL, description = BootStrap.COMPONENT_DESCRIPTION)
@Properties({
        @Property(name = "camelContextId", value = "camel-scr-exercise"),
        @Property(name = "active", value = "true")
})
@References({
        @Reference(name = "camelComponent",referenceInterface = ComponentResolver.class,
                cardinality = ReferenceCardinality.MANDATORY_MULTIPLE, policy = ReferencePolicy.DYNAMIC,
                policyOption = ReferencePolicyOption.GREEDY, bind = "gotCamelComponent", unbind = "lostCamelComponent")
})
public class BootStrap extends AbstractCamelRunner {

    public static final String COMPONENT_LABEL = "bootstrap.CamelScrExercise";
    public static final String COMPONENT_DESCRIPTION = "This is the description for camel-scr-exercise.";

    public static final Logger LOGGER = LoggerFactory.getLogger(BootStrap.class);

    @Override
    protected List<RoutesBuilder> getRouteBuilders() {
        LOGGER.info("Load Camel Routes definition");
        List<RoutesBuilder> routesBuilders = new ArrayList<>();
        routesBuilders.add(new GreeterRoute());
        return routesBuilders;
    }
}