05-忽略依赖中的某个jar包

<dependency> 
    <groupId>com.101tec</groupId> 
    <artifactId>zkclient</artifactId>
    <version>0.10</version>
  //忽略log4j和slf4j两个jar包
    <exclusions>
             <exclusion> 
                     <groupId>log4j</groupId> 
                     <artifactId>log4j</artifactId> 
             </exclusion>
              <exclusion> 
                      <groupId>org.slf4j</groupId> 
                      <artifactId>slf4j-log4j12</artifactId> 
              </exclusion> 
    </exclusions>
 </dependency>