Annotation processing

gistfile1.txt

          <plugin>
              <groupId>org.bsc.maven</groupId>
              <artifactId>maven-processor-plugin</artifactId>
              <version>${maven-processor-plugin.version}</version>
              <executions>
                  <execution>
                      <id>process</id>
                      <goals>
                          <goal>process</goal>
                      </goals>
                      <phase>generate-sources</phase>
                  </execution>
              </executions>
              <dependencies>
                  <dependency>
                      <groupId>com.gwtplatform</groupId>
                      <artifactId>gwtp-processors</artifactId>
                      <version>${gwtp.version}</version>
                  </dependency>
              </dependencies>
          </plugin>

          <plugin>
              <groupId>org.codehaus.mojo</groupId>
              <artifactId>build-helper-maven-plugin</artifactId>
              <version>1.7</version>
              <executions>
                  <execution>
                      <id>add-source</id>
                      <phase>generate-sources</phase>
                      <goals>
                          <goal>add-source</goal>
                      </goals>
                      <configuration>
                          <sources>
                              <source>${project.build.directory}/generated-sources/apt</source>
                              <source>${project.build.directory}/generated-sources/gwt</source>
                          </sources>
                      </configuration>
                  </execution>
              </executions>
          </plugin>