Eclipse Jetty调试时无法保存js文件

<plugin>
    <groupId>org.mortbay.jetty</groupId>
    <artifactId>maven-jetty-plugin</artifactId>
    <version>6.1.10</version>
    <configuration>
        <webDefaultXml>src/main/resources/webdefault.xml</webDefaultXml>
        <webAppConfig>
            <connectorNames>
                <connectorName>0.0.0.0:8090</connectorName>
            </connectorNames>
            <contextPath>/test</contextPath>
            <tempDirectory>${project.build.directory}/work</tempDirectory>
            <defaultsDescriptor>src/main/resources/webdefault.xml</defaultsDescriptor>
        </webAppConfig>
        <connectors>
            <connector implementation="org.mortbay.jetty.nio.SelectChannelConnector">
                <port>8090</port>
                <maxIdleTime>60000</maxIdleTime>
            </connector>
        </connectors>
    </configuration>
</plugin>