update pom.xml to integrate with codecov

Author: stevehu

.travis.yml

@@ -3,8 +3,11 @@ dist: trusty
 language: java
 
 cache:
- directories:
-   - $HOME/.m2
+  directories:
+    - $HOME/.m2
 
 jdk:
-   - oraclejdk8
+  - oraclejdk8
+
+after_success:
+  - bash <(curl -s https://codecov.io/bash)

pom.xml

@@ -231,7 +231,7 @@
                             <goal>prepare-agent</goal>
                         </goals>
                         <configuration>
-                            <propertyName>surefireArgLine</propertyName>
+                            <destFile>${project.build.directory}/coverage-reports/jacoco-ut.exec</destFile>
                         </configuration>
                     </execution>
                     <execution>
@@ -240,7 +240,35 @@
                         <goals>
                             <goal>report</goal>
                         </goals>
+                        <configuration>
+                            <dataFile>${project.build.directory}/coverage-reports/jacoco-ut.exec</dataFile>
+                            <outputDirectory>${project.reporting.outputDirectory}/jacoco-ut</outputDirectory>
+                        </configuration>                        
                     </execution>
+                    <!-- End Executions for unit tests -->
+                    <!-- The Executions for integration tests -->
+                    <execution>
+                        <id>pre-integration-test</id>
+                        <phase>pre-integration-test</phase>
+                        <goals>
+                            <goal>prepare-agent</goal>
+                        </goals>
+                        <configuration>
+                            <destFile>${project.build.directory}/coverage-reports/jacoco-it.exec</destFile>
+                        </configuration>
+                    </execution>
+                    <execution>
+                        <id>post-integration-test</id>
+                        <phase>post-integration-test</phase>
+                        <goals>
+                            <goal>report</goal>
+                        </goals>
+                        <configuration>
+                            <dataFile>${project.build.directory}/coverage-reports/jacoco-it.exec</dataFile>
+                            <outputDirectory>${project.reporting.outputDirectory}/jacoco-it</outputDirectory>
+                        </configuration>
+                    </execution>
+                    <!-- End Executions for integration tests -->
                 </executions>
             </plugin>
             <!-- end JACOCO -->
@@ -256,6 +284,51 @@
         </plugins>
     </reporting>
     <profiles>
+        <profile>
+            <id>dev</id>
+            <build>
+                <plugins>
+                    <plugin>
+                        <groupId>org.jacoco</groupId>
+                        <artifactId>jacoco-maven-plugin</artifactId>
+                        <version>${version.jacoco}</version>
+                        <executions>
+                            <!-- The Executions for merging -->
+                            <execution>
+                                <id>merge-results</id>
+                                <phase>verify</phase>
+                                <goals>
+                                    <goal>merge</goal>
+                                </goals>
+                                <configuration>
+                                    <fileSets>
+                                        <fileSet>
+                                            <directory>${project.build.directory}/coverage-reports</directory>
+                                            <includes>
+                                                <include>*.exec</include>
+                                            </includes>
+                                        </fileSet>
+                                    </fileSets>
+                                    <destFile>${project.build.directory}/coverage-reports/aggregate.exec</destFile>
+                                </configuration>
+                            </execution>
+                            <execution>
+                                <id>post-merge-report</id>
+                                <phase>verify</phase>
+                                <goals>
+                                    <goal>report</goal>
+                                </goals>
+                                <configuration>
+                                    <dataFile>${project.build.directory}/coverage-reports/aggregate.exec</dataFile>
+                                    <outputDirectory>${project.reporting.outputDirectory}/jacoco-aggregate</outputDirectory>
+                                </configuration>
+                            </execution>
+                            <!-- End Executions for merging -->
+                        </executions>
+                    </plugin>
+                </plugins>
+            </build>
+        </profile>        
         <profile>
             <id>release-sign-artifacts</id>
             <activation>