jetty-p2 module back (#12015)

* jetty-p2 module back

Signed-off-by: Olivier Lamy <olamy@apache.org>

* restore jetty-p2

Signed-off-by: Olivier Lamy <olamy@apache.org>

* skip enforcer for p2 module

Signed-off-by: Olivier Lamy <olamy@apache.org>

---------

Signed-off-by: Olivier Lamy <olamy@apache.org>

jetty-p2/pom.xml

@@ -0,0 +1,51 @@
+<?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>
+  <parent>
+    <groupId>org.eclipse.jetty</groupId>
+    <artifactId>jetty-project</artifactId>
+    <version>12.0.12-SNAPSHOT</version>
+  </parent>
+  <artifactId>jetty-p2</artifactId>
+  <packaging>pom</packaging>
+  <name>Jetty :: P2</name>
+  <description>Generates a (maven based) P2 Updatesite</description>
+  <properties>
+    <enforcer.skip>true</enforcer.skip>
+    <tycho-version>4.0.8</tycho-version>
+  </properties>
+  <dependencies>
+    <!-- This dependency is to make sure this projects is build after all relevant
+        artifacts are created -->
+    <dependency>
+      <groupId>org.eclipse.jetty</groupId>
+      <artifactId>jetty-home</artifactId>
+      <version>${project.version}</version>
+      <type>pom</type>
+    </dependency>
+  </dependencies>
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.eclipse.tycho</groupId>
+        <artifactId>tycho-p2-repository-plugin</artifactId>
+        <version>${tycho-version}</version>
+        <executions>
+          <execution>
+            <id>maven-p2-site</id>
+            <goals>
+              <goal>assemble-maven-repository</goal>
+            </goals>
+            <phase>prepare-package</phase>
+            <configuration>
+              <categoryName>Jetty Bundles</categoryName>
+              <includeReactor>true</includeReactor>
+              <includeDependencies>false</includeDependencies>
+              <includePGPSignature>true</includePGPSignature>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>

pom.xml

@@ -131,6 +131,7 @@
     <module>tests</module>
     <module>javadoc</module>
     <module>documentation</module>
+    <module>jetty-p2</module>
   </modules>
 
   <scm>