Maven中央仓库jar下载

以下存储库本人都亲自用：

<repositories>	<repository>		<id>nexus</id>		<name>Team Nexus Repository</name>		<url>https://artifacts.alfresco.com/nexus/content/repositories/public</url>	</repository></repositories>
<repositories> 	<repository>                      		<id>alfresco-public-snapshots</id>                      		<url>https://artifacts.alfresco.com/nexus/content/groups/public-snapshots</url>                      		<snapshots>                             			<enabled>true</enabled>                            			<updatePolicy>daily</updatePolicy>                      		</snapshots>              	</repository>              	<repository>                      		<id>alfresco-public</id>                                		<url>https://artifacts.alfresco.com/nexus/content/groups/public</url>               	</repository>                        	<repository>            		<id>Maven Central</id>         	    <url>http://repo1.maven.org/maven2</url>       	 </repository>  </repositories>