[INFO] Compiling 1 source file to c:Projectstesttargetclasses

[INFO] Compiling 14 source file to c:Projectstesttargetclasses

com/company/Obj1.java
com/company/Obj2.java
com/company/inner/Obj3.java

<build>
         <plugins>
            <plugin>
               <groupId>org.apache.maven.plugins</groupId>
               <artifactId>maven-compiler-plugin</artifactId>
               <version>2.0.2</version>
               <configuration>
                  <source>1.6</source>
                  <target>1.6</target>
                  <includes>
                     <include>com/company/inner/*.java</include>
                  </includes>
               </configuration>
            </plugin>
          </plugins>

   </build>

<include>com/example/dao/bean/*.java</include>

<include>com/example/dao/bean/**/*.java</include>

<plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-compiler-plugin</artifactId>
            <version>3.7.0</version>
            <configuration>
                <compilerVersion>1.8</compilerVersion>
                <source>1.8</source>
                <target>1.8</target>
                <includes>${changed.classes}</includes>
            </configuration>
        </plugin>

mvn compile -Dchanged.classes=com/demo/ClassA.java,com/demo/ClassB.java,com/demo2/*