Resteasy client throws class not found exception: java.lang.ClassNotFoundException: com.sun.ws.rs.ext.RuntimeDelegateImpl

Solution Verified - Updated -

Issue

  • We are using the following pom.xml dependencies for configuring RestEasy,
<dependency>                               
<groupId>org.jboss.spec.javax.ws.rs</groupId>
<artifactId>jboss-jaxrs-api_1.1_spec</artifactId>
<scope>provided</scope>
</dependency>

        <!-- Resteasy Dependencies -->
        <dependency>
            <groupId>org.jboss.resteasy</groupId>
            <artifactId>resteasy-jaxrs</artifactId>
            <version>${resteasy.version}</version>
            <scope>provided</scope>
            <exclusions>
                <exclusion>
                    <groupId>commons-httpclient</groupId>
                    <artifactId>commons-httpclient</artifactId>
                </exclusion>
                <exclusion>
                    <groupId>javax.servlet</groupId>
                    <artifactId>servlet-api</artifactId>
                </exclusion>
                <exclusion>
                    <groupId>javax.xml.bind</groupId>
                    <artifactId>jaxb-api</artifactId>
                </exclusion>
                <exclusion>
                    <groupId>com.sun.xml.bind</groupId>
                    <artifactId>jaxb-impl</artifactId>
                </exclusion>
            </exclusions>
        </dependency>

        <dependency>
            <groupId>org.jboss.resteasy</groupId>
            <artifactId>resteasy-jaxb-provider</artifactId>
            <version>${resteasy.version}</version>
            <scope>provided</scope>
            <exclusions>
                <exclusion>
                    <groupId>javax.xml.bind</groupId>
                    <artifactId>jaxb-api</artifactId>
                </exclusion>
                <exclusion>
                    <groupId>com.sun.xml.bind</groupId>
                    <artifactId>jaxb-impl</artifactId>
                </exclusion>
                <exclusion>
                    <groupId>javax.xml.stream</groupId>
                    <artifactId>stax-api</artifactId>
                </exclusion>
            </exclusions>
        </dependency>

        <dependency>
            <groupId>org.jboss.resteasy</groupId>
            <artifactId>resteasy-jackson-provider</artifactId>
            <version>${resteasy.version}</version>
            <scope>provided</scope>
            <exclusions>
                <exclusion>
                    <groupId>javax.servlet</groupId>
                    <artifactId>servlet-api</artifactId>
                </exclusion>
            </exclusions>
        </dependency>

        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-api</artifactId>
            <version>1.7.2</version>
        </dependency>
        <!-- Resteasy Dependecies ends -->
...........

<plugin>
<artifactId>maven-war-plugin</artifactId>
<version>2.1.1</version>
<configuration>

<!-- Java EE 6 doesn't require web.xml, Maven needs to catch up! -->                <failOnMissingWebXml>false</failOnMissingWebXml>
<archive>
<manifestEntries>           
<Dependencies>
org.jboss.resteasy.resteasy-jaxrs,org.jboss.resteasy.resteasy,jaxb-provider,                org.jboss.resteasy.resteasy-jackson-provider,org.apache.httpcomponents
</Dependencies>                         
<version>${project.version}</version>
</manifestEntries>
</archive>
</configuration>
</plugin>
  • This throws the following exception when initializing the client.
Caused by: java.lang.ClassNotFoundException: com.sun.ws.rs.ext.RuntimeDelegateImpl from [Module "javax.ws.rs.api:main" from local module loader 
  • RuntimeDelegate is finding the delegate from the above implementation (which is a jersey implementation) not part of Jboss EAP 6 module.

Environment

  • JBoss Enterprise Application Platform (EAP)
    • 6.0.0
    • 6.0.1

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