/*
 * 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 de.interseroh.tmb.messaging.server;

import com.google.gwt.logging.server.RemoteLoggingServiceImpl;
import de.interseroh.tmb.messaging.shared.MessagingServiceEndpoint;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.context.embedded.ServletRegistrationBean;
import org.springframework.context.annotation.Bean;

@SpringBootApplication
public class MessagingApplication {

    @Value("${server.context-path}")
    private String contextPath;

    public static void main(String[] args) {
        SpringApplication.run(MessagingApplication.class, args);
    }

    @Bean
    public ServletRegistrationBean servletRegistrationBean() {

        return new ServletRegistrationBean(new RemoteLoggingServiceImpl(),
                contextPath.concat(MessagingServiceEndpoint.GWT_REMOTE_LOGGING)
                        + "/*");
    }
}

/*
 * 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 de.interseroh.tmb.messaging.server;

import com.google.gwt.logging.server.RemoteLoggingServiceImpl;
import de.interseroh.tmb.messaging.shared.MessagingServiceEndpoint;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.context.annotation.Bean;

@SpringBootApplication
public class MessagingApplication {

    @Value("${server.context-path}")
    private String contextPath;

    public static void main(String[] args) {
        SpringApplication.run(MessagingApplication.class, args);
    }

    @Bean
    public ServletRegistrationBean servletRegistrationBean() {

        return new ServletRegistrationBean(new RemoteLoggingServiceImpl(),
                contextPath.concat(MessagingServiceEndpoint.GWT_REMOTE_LOGGING)
                        + "/*");
    }
}

refactor from field to constructor injection