a sample maven settings.xml that provides mirror to maven central and deployment repos for releases and snapshots

settings.xml

<?xml version="1.0" encoding="UTF-8"?>
<settings>
   <mirrors>
      <mirror>
         <!--Send all requests to the mirror repo except the 2 org ones for snapshots and release-->
         <!-- This helps with resolving urls using environment variables if the value gets changed -->
         <id>maven-public</id>
         <mirrorOf>*,!org-snapshots,!org-releases,!confluent-releases</mirrorOf>
         <url>https://org.jfrog.io/org/maven-public</url>
      </mirror>
   </mirrors>
   <activeProfiles>
      <!--make the profile active all the time -->
      <activeProfile>org-maven</activeProfile>
   </activeProfiles>
   <profiles>
      <profile>
         <id>default-repo-url</id>
         <activation>
            <property>
               <name>!env.REPO_URL</name>
            </property>
         </activation>
         <properties>
            <env.REPO_URL>https://org.jfrog.io/org</env.REPO_URL>
         </properties>
      </profile>
      <profile>
         <id>org-maven</id>
         <properties>
            <!--this is for deployment only, supported by deploy plugin >= v2.8
							https://maven.apache.org/plugins/maven-deploy-plugin/deploy-mojo.html
							-->
            <altSnapshotDeploymentRepository>org-snapshots::default::${env.REPO_URL}/maven-snapshots</altSnapshotDeploymentRepository>
            <altReleaseDeploymentRepository>org-releases::default::${env.REPO_URL}/maven-releases</altReleaseDeploymentRepository>
         </properties>
         <repositories>
            <!--Override the repository (and pluginRepository) "central" from the Maven Super POM
                to activate snapshots for both! -->
            <repository>
               <id>central</id>
               <url>http://central</url>
               <releases>
                  <enabled>true</enabled>
               </releases>
               <snapshots>
                  <enabled>true</enabled>
               </snapshots>
            </repository>
            <repository>
               <id>org-releases</id>
               <releases>
                  <enabled>true</enabled>
               </releases>
               <snapshots>
                  <enabled>false</enabled>
               </snapshots>
               <url>${env.REPO_URL}/maven-releases</url>
            </repository>
            <repository>
               <id>org-snapshots</id>
               <releases>
                  <enabled>false</enabled>
               </releases>
               <snapshots>
                  <enabled>true</enabled>
               </snapshots>
               <url>${env.REPO_URL}/maven-snapshots</url>
            </repository>
            <repository>
               <id>confluent-releases</id>
               <releases>
                  <enabled>true</enabled>
               </releases>
               <snapshots>
                  <enabled>false</enabled>
               </snapshots>
               <url>http://packages.confluent.io/maven/</url>
            </repository>
         </repositories>
         <pluginRepositories>
            <pluginRepository>
               <id>central</id>
               <url>http://central</url>
               <releases>
                  <enabled>true</enabled>
               </releases>
               <snapshots>
                  <enabled>true</enabled>
               </snapshots>
            </pluginRepository>
         </pluginRepositories>
      </profile>
   </profiles>
   <servers>
      <server>
         <id>maven-public</id>
         <username>user</username>
         <password>pass</password>
      </server>
      <server>
         <id>org-snapshots</id>
         <username>user</username>
         <password>pass</password>
      </server>
      <server>
         <id>org-releases</id>
         <username>user</username>
         <password>pass</password>
      </server>
   </servers>
</settings>