maven&nexus_repository 私库搭建与使用

1，maven配置文件位于/conf/setting.xml	对于此配置文件的设置，就完成能让本机所有的Maven项目都使用自己的Maven私服
2，修改setting.xml文件
	2.1	设置本地仓库jar保存位置：<localRepository>d:/maven-3.1.0/.m2/repository</localRepository>
	2.2	Nexus 的仓库对于匿名用户是只读权限，为了能够部署构件，还需要在setting.xml 中配置认证信息代码如下：
		<server>  
		   <id>nexus-releases</id>  
		   <username>admin</username>
		   <password>admin123</password>
		</server>
		<server>
		   <id>>nexus-snapshots</id>
		   <username>admin</username>
		   <password>admin123</password>
		 </server>
		 
	2.3	配置镜像地址：
		<mirrors>		
			<mirror>  
				<id>nexus-snapshots</id>  
				<mirrorOf>public-snapshots</mirrorOf>  
				<url>http://maven.repository.com/nexus/content/groups/public-snapshots</url>  
			</mirror>  
			<mirror>  
				<!--This sends everything else to /public -->  
				<id>nexus-releases</id>  
				<mirrorOf>*</mirrorOf>  
				<url>http://maven.repository.com/nexus/content/groups/public</url>  
			</mirror>  
		</mirrors>	
		这里配置mirrorOf的值为*，代表maven的所有访问请求都会指向到public仓库组。
		
	2.4	配置仓库信息：	
		<profiles>	
			<profile>
				<id>public</id>
				<repositories>
					<repository>
						<id>public</id>
						<url>http://maven.repository.com/nexus/content/groups/public</url>
						<releases>
							<enabled>true</enabled>
						</releases>
						<snapshots>
							<enabled>false</enabled>
						</snapshots>
					</repository>
				</repositories>
				<pluginRepositories>
					<pluginRepository>
						<id>public</id>
						<url>http://maven.repository.com/nexus/content/groups/public</url>
						<releases>
							<enabled>true</enabled>
						</releases>
						<snapshots>
							<enabled>false</enabled>
						</snapshots>
					</pluginRepository>
				</pluginRepositories>
			</profile>
			<profile>
				<id>public-snapshots</id>
				<repositories>
					<repository>
						<id>public-snapshots</id>
						<url>http://maven.repository.com/nexus/content/groups/public-snapshots</url>
						<releases>
							<enabled>false</enabled>
						</releases>
						<snapshots>
							<enabled>true</enabled>
						</snapshots>
					</repository>
				</repositories>
				<pluginRepositories>
					<pluginRepository>
						<id>public-snapshots</id>
						<url>http://maven.repository.com/nexus/content/groups/public-snapshots</url>
						<releases>
							<enabled>false</enabled>
						</releases>
						<snapshots>
							<enabled>true</enabled>
						</snapshots>
					</pluginRepository>
				</pluginRepositories>
			</profile>
		</profiles>
		
	2.4	激活配置
		<activeProfiles>
			<activeProfile>public-snapshots</activeProfile>
			<activeProfile>public</activeProfile>
		</activeProfiles>
	
	
3，日常开发生成的快照版本构件可以直接部署到Nexus中策略为Snapshot的宿主仓库中，项目正式发布的构件则应该部署到Nexus中策略为Release的宿主仓库中。
	POM.XML配置如下：
	<project>
		<distributionManagement>
			<repository>
				<id>nexus-releases</id>
				<name>Nexus Releases Repository</name>
				<url>http://maven.repository.com/nexus/content/repositories/releases</url>
			</repository>
			<snapshotRepository>
				<id>nexus-snapshots</id>
				<name>Nexus Snapshots Repository</name>
				<url>http://maven.repository.com/nexus/content/repositories/snapshots</url>
			</snapshotRepository>
		</distributionManagement>
	</project>
	
	执行mvn clean deploy  下载部署所需的构件
	
	  

<?xml version="1.0" encoding="UTF-8"?>

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specific language governing permissions and limitations
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<!--
 | This is the configuration file for Maven. It can be specified at two levels:
 |
 |  1. User Level. This settings.xml file provides configuration for a single user, 
 |                 and is normally provided in ${user.home}/.m2/settings.xml.
 |
 |                 NOTE: This location can be overridden with the CLI option:
 |
 |                 -s /path/to/user/settings.xml
 |
 |  2. Global Level. This settings.xml file provides configuration for all Maven
 |                 users on a machine (assuming they're all using the same Maven
 |                 installation). It's normally provided in 
 |                 ${maven.home}/conf/settings.xml.
 |
 |                 NOTE: This location can be overridden with the CLI option:
 |
 |                 -gs /path/to/global/settings.xml
 |
 | The sections in this sample file are intended to give you a running start at
 | getting the most out of your Maven installation. Where appropriate, the default
 | values (values used when the setting is not specified) are provided.
 |
 |-->
<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0" 
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
          xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 http://maven.apache.org/xsd/settings-1.0.0.xsd">
  <!-- localRepository
   | The path to the local repository maven will use to store artifacts.
   |
   | Default: ${user.home}/.m2/repository
  <localRepository>/path/to/local/repo</localRepository>
  -->
  <localRepository>d:/maven-3.1.0/.m2/repository</localRepository>

  <!-- interactiveMode
   | This will determine whether maven prompts you when it needs input. If set to false,
   | maven will use a sensible default value, perhaps based on some other setting, for
   | the parameter in question.
   |
   | Default: true
  <interactiveMode>true</interactiveMode>
  -->

  <!-- offline
   | Determines whether maven should attempt to connect to the network when executing a build.
   | This will have an effect on artifact downloads, artifact deployment, and others.
   |
   | Default: false
  <offline>false</offline>
  -->
  <offline>false</offline>
  <!-- pluginGroups
   | This is a list of additional group identifiers that will be searched when resolving plugins by their prefix, i.e.
   | when invoking a command line like "mvn prefix:goal". Maven will automatically add the group identifiers
   | "org.apache.maven.plugins" and "org.codehaus.mojo" if these are not already contained in the list.
   |-->
  <pluginGroups>
    <!-- pluginGroup
     | Specifies a further group identifier to use for plugin lookup.
    <pluginGroup>com.your.plugins</pluginGroup>
    -->
  </pluginGroups>

  <!-- proxies
   | This is a list of proxies which can be used on this machine to connect to the network.
   | Unless otherwise specified (by system property or command-line switch), the first proxy
   | specification in this list marked as active will be used.
   |-->
  <proxies>
    <!-- proxy
     | Specification for one proxy, to be used in connecting to the network.
     |
    <proxy>
      <id>optional</id>
      <active>true</active>
      <protocol>http</protocol>
      <username>proxyuser</username>
      <password>proxypass</password>
      <host>proxy.host.net</host>
      <port>80</port>
      <nonProxyHosts>local.net|some.host.com</nonProxyHosts>
    </proxy>
    -->
  </proxies>

  <!-- servers
   | This is a list of authentication profiles, keyed by the server-id used within the system.
   | Authentication profiles can be used whenever maven must make a connection to a remote server.
   |-->
  <servers>
    <!-- server
     | Specifies the authentication information to use when connecting to a particular server, identified by
     | a unique name within the system (referred to by the 'id' attribute below).
     | 
     | NOTE: You should either specify username/password OR privateKey/passphrase, since these pairings are 
     |       used together.
     |
    <server>
      <id>deploymentRepo</id>
      <username>repouser</username>
      <password>repopwd</password>
    </server>
    -->
    
    <!-- Another sample, using keys to authenticate.
    <server>
      <id>siteServer</id>
      <privateKey>/path/to/private/key</privateKey>
      <passphrase>optional; leave empty if not used.</passphrase>
    </server>
    -->
   <server>  
    
  <id>nexus-releases</id>  
       <username>admin</username>
       <password>admin123</password>
    </server>
  <server>
       <id>nexus-snapshots</id>
       <username>admin</username>
       <password>admin123</password>
     </server>
  </servers>

  <!-- mirrors
   | This is a list of mirrors to be used in downloading artifacts from remote repositories.
   | 
   | It works like this: a POM may declare a repository to use in resolving certain artifacts.
   | However, this repository may have problems with heavy traffic at times, so people have mirrored
   | it to several places.
   |
   | That repository definition will have a unique id, so we can create a mirror reference for that
   | repository, to be used as an alternate download site. The mirror site will be the preferred 
   | server for that repository.
   |-->
  <mirrors>
    <!-- mirror
     | Specifies a repository mirror site to use instead of a given repository. The repository that
     | this mirror serves has an ID that matches the mirrorOf element of this mirror. IDs are used
     | for inheritance and direct lookup purposes, and must be unique across the set of mirrors.
     |
    <mirror>
      <id>mirrorId</id>
      <mirrorOf>repositoryId</mirrorOf>
      <name>Human Readable Name for this Mirror.</name>
      <url>http://my.repository.com/repo/path</url>
    </mirror>
     -->
     <mirror>  
          <id>nexus-snapshots</id>  
          <mirrorOf>public-snapshots</mirrorOf>  
          <url>http://maven.repository.com/content/groups/public-snapshots</url>  
     </mirror>  
     <mirror>  
          <!--This sends everything else to /public -->  
          <id>nexus-releases</id>  
          <mirrorOf>*</mirrorOf>  
          <url>http://maven.repository.com/nexus/content/groups/public</url>  
      </mirror>  
  </mirrors>

  <!-- profiles
   | This is a list of profiles which can be activated in a variety of ways, and which can modify
   | the build process. Profiles provided in the settings.xml are intended to provide local machine-
   | specific paths and repository locations which allow the build to work in the local environment.
   |
   | For example, if you have an integration testing plugin - like cactus - that needs to know where
   | your Tomcat instance is installed, you can provide a variable here such that the variable is 
   | dereferenced during the build process to configure the cactus plugin.
   |
   | As noted above, profiles can be activated in a variety of ways. One way - the activeProfiles
   | section of this document (settings.xml) - will be discussed later. Another way essentially
   | relies on the detection of a system property, either matching a particular value for the property,
   | or merely testing its existence. Profiles can also be activated by JDK version prefix, where a 
   | value of '1.4' might activate a profile when the build is executed on a JDK version of '1.4.2_07'.
   | Finally, the list of active profiles can be specified directly from the command line.
   |
   | NOTE: For profiles defined in the settings.xml, you are restricted to specifying only artifact
   |       repositories, plugin repositories, and free-form properties to be used as configuration
   |       variables for plugins in the POM.
   |
   |-->
  <profiles>
    <!-- profile
     | Specifies a set of introductions to the build process, to be activated using one or more of the
     | mechanisms described above. For inheritance purposes, and to activate profiles via <activatedProfiles/>
     | or the command line, profiles have to have an ID that is unique.
     |
     | An encouraged best practice for profile identification is to use a consistent naming convention
     | for profiles, such as 'env-dev', 'env-test', 'env-production', 'user-jdcasey', 'user-brett', etc.
     | This will make it more intuitive to understand what the set of introduced profiles is attempting
     | to accomplish, particularly when you only have a list of profile id's for debug.
     |
     | This profile example uses the JDK version to trigger activation, and provides a JDK-specific repo.
    <profile>
      <id>jdk-1.4</id>

      <activation>
        <jdk>1.4</jdk>
      </activation>

      <repositories>
        <repository>
          <id>jdk14</id>
          <name>Repository for JDK 1.4 builds</name>
          <url>http://www.myhost.com/maven/jdk14</url>
          <layout>default</layout>
          <snapshotPolicy>always</snapshotPolicy>
        </repository>
      </repositories>
    </profile>
    -->

    <profile>
            <id>public</id>
            <repositories>
                <repository>
                    <id>public</id>
                    <url>http://maven.repository.com/nexus/content/groups/public</url>
                    <releases>
                        <enabled>true</enabled>
                    </releases>
                    <snapshots>
                        <enabled>false</enabled>
                    </snapshots>
                </repository>
            </repositories>
            <pluginRepositories>
                <pluginRepository>
                    <id>public</id>
                    <url>http://maven.repository.com/nexus/content/groups/public</url>
                    <releases>
                        <enabled>true</enabled>
                    </releases>
                    <snapshots>
                        <enabled>false</enabled>
                    </snapshots>
                </pluginRepository>
            </pluginRepositories>
        </profile>
  
     <profile>
            <id>public-snapshots</id>
            <repositories>
                <repository>
                    <id>public-snapshots</id>
                    <url>http://maven.repository.com/nexus/content/groups/public-snapshots</url>
                    <releases>
                        <enabled>false</enabled>
                    </releases>
                    <snapshots>
                        <enabled>true</enabled>
                    </snapshots>
                </repository>
            </repositories>
            <pluginRepositories>
                <pluginRepository>
                    <id>public-snapshots</id>
                    <url>http://maven.repository.com/nexus/content/groups/public-snapshots</url>
                    <releases>
                        <enabled>false</enabled>
                    </releases>
                    <snapshots>
                        <enabled>true</enabled>
                    </snapshots>
                </pluginRepository>
            </pluginRepositories>
        </profile>
    <!--
     | Here is another profile, activated by the system property 'target-env' with a value of 'dev',
     | which provides a specific path to the Tomcat instance. To use this, your plugin configuration
     | might hypothetically look like:
     |
     | ...
     | <plugin>
     |   <groupId>org.myco.myplugins</groupId>
     |   <artifactId>myplugin</artifactId>
     |   
     |   <configuration>
     |     <tomcatLocation>${tomcatPath}</tomcatLocation>
     |   </configuration>
     | </plugin>
     | ...
     |
     | NOTE: If you just wanted to inject this configuration whenever someone set 'target-env' to
     |       anything, you could just leave off the <value/> inside the activation-property.
     |
    <profile>
      <id>env-dev</id>

      <activation>
        <property>
          <name>target-env</name>
          <value>dev</value>
        </property>
      </activation>

      <properties>
        <tomcatPath>/path/to/tomcat/instance</tomcatPath>
      </properties>
    </profile>
    -->
  </profiles>
  
  <activeProfiles>
    <activeProfile>public-snapshots</activeProfile>
    <activeProfile>public</activeProfile>
  </activeProfiles>
  <!-- activeProfiles
   | List of profiles that are active for all builds.
   |
  <activeProfiles>
    <activeProfile>alwaysActiveProfile</activeProfile>
    <activeProfile>anotherAlwaysActiveProfile</activeProfile>
  </activeProfiles>
  -->
</settings>