在Windows上,Ctrl C无法停止由Maven启动Java进程的原因

环境：

$mvn -version
Apache Maven 3.2.2 (45f7c06d68e745d05611f7fd14efb6594181933e; 2014-06-17T22:51:42+09:00)
Maven home: c:\apache-maven-3.2.2
Java version: 1.8.0_121,vendor: Oracle Corporation
Java home: c:\Program Files\Java\jdk1.8.0_121\jre
Default locale: ja_JP,platform encoding: MS932
OS name: "windows 7",version: "6.1",arch: "amd64",family: "dos"

pom.xml的摘录：

<plugin>
    <groupId>org.apache.tomcat.maven</groupId>
    <artifactId>tomcat7-maven-plugin</artifactId>
    <version>2.1</version>
    <EXECUTIONS>
        <execution>
            <id>tomcat-run</id>
            <goals>
                <goal>exec-war-only</goal>
            </goals>
            <phase>package</phase>
            <configuration>
                <path>/</path>
                <enableNaming>true</enableNaming>
                <finalName>embtest.jar</finalName>
                <charset>utf-8</charset>
            </configuration>
        </execution>
    </EXECUTIONS>
</plugin>
<plugin>
    <artifactId>maven-war-plugin</artifactId>
    <version>2.6</version>
    <configuration>
        <failOnMissingWebXml>false</failOnMissingWebXml>
        <warName>ROOT</warName>
    </configuration>
</plugin>
<plugin>
    <groupId>org.codehaus.mojo</groupId>
    <artifactId>exec-maven-plugin</artifactId>
    <version>1.2.1</version>
    <EXECUTIONS>
        <execution>
            <id>startup-uber-tomcat</id>
            <phase>install</phase>
            <goals>
                <goal>exec</goal>
            </goals>
            <configuration>
                <classpathScope>test</classpathScope>
                <executable>java</executable>
                <arguments>
                    <argument>-jar</argument>
                    <argument>target/embtest.jar</argument>
                </arguments>
            </configuration>
        </execution>
    </EXECUTIONS>
</plugin>

重现步骤：

(1)在Windows上运行命令：

$git clone https://github.com/k-tamura/embtest.git
$cd embtest
$mvn clean install exec:exec

(2)访问http://localhost:8080 – >显示主页面.

(3)按Ctrl C.

(4)访问http://localhost:8080 – >主页面仍然显示(tomcat未停止).