如何通过使用maven排除已经在服务器上的jar来减小war文件？

Question

我正在开发一个tomcat项目，由eclipse中的maven管理。我必须远程部署它，每次部署它时，maven都会复制所有jar文件。我的目标是使用tomcat共享库，但我不太确定配置......这是我的pom.xml：

<?xml version="1.0" encoding="UTF-8"?> <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">    <modelVersion>4.0.0</modelVersion>  <groupId>com.springer</groupId>     <artifactId>GraphStatistics</artifactId>    <packaging>war</packaging>  <version>0.0.1-SNAPSHOT</version>   <name>GraphStatistics Maven Webapp</name>   <url>http://maven.apache.org</url>  <dependencies>      <dependency>            <groupId>org.apache.commons</groupId>           <artifactId>commons-jcs-core</artifactId>           <version>2.0-beta-1</version>       </dependency>       <dependency>            <groupId>org.neo4j</groupId>            <artifactId>neo4j</artifactId>          <version>2.2.3</version>        </dependency>       <dependency>            <groupId>org.apache.tomcat</groupId>            <artifactId>tomcat-servlet-api</artifactId>             <version>7.0.47</version>       </dependency>       <dependency>            <groupId>javax.servlet</groupId>            <artifactId>jstl</artifactId>           <version>1.2</version>      </dependency>       <dependency>            <groupId>com.googlecode.json-simple</groupId>           <artifactId>json-simple</artifactId>            <version>1.1.1</version>        </dependency>   </dependencies>     <build>         <finalName>GraphStatistics</finalName>      <plugins>           <plugin>
                <groupId>org.apache.tomcat.maven</groupId>
                <artifactId>tomcat7-maven-plugin</artifactId>
                <version>2.2</version>
                <configuration>
                    <url>blahblah</url>
                    <password>blah</password>
                    <username>admin</username>
                    <path>/Yesyes</path>
                </configuration>
        </plugin>
        <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.1</version>
                <configuration>
                    <source>1.7</source>
                    <target>1.7</target>
                </configuration>
        </plugin>
    </plugins>
</build>

任何想法或提示？