mercury-1.0.0-alpha-2/mercury-md/mercury-md-shared/src/main/mdo/metadata.mdo

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<model>
  <id>repository-metadata</id>
  <name>Metadata</name>
  <description>Per-directory repository metadata.</description>
  <defaults>
    <default>
      <key>package</key>
      <value>org.apache.maven.mercury.repository.metadata</value>
    </default>
  </defaults>
  <classes>
    <class rootElement="true">
      <name>Metadata</name>
      <version>1.0.0</version>
      <fields>
        <field>
          <name>groupId</name>
          <version>1.0.0</version>
          <type>String</type>
          <description>The groupId that is directory represents, if any.</description>
        </field>
        <field>
          <name>artifactId</name>
          <version>1.0.0</version>
          <type>String</type>
          <description>The artifactId that is directory represents, if any.</description>
        </field>
        <field>
          <name>version</name>
          <version>1.0.0</version>
          <type>String</type>
          <description>The version that is directory represents, if any.</description>
        </field>
        <field>
          <name>versioning</name>
          <version>1.0.0</version>
          <association>
            <type>Versioning</type>
          </association>
          <description>Versioning information for the artifact.</description>
        </field>
        <field>
          <name>plugins</name>
          <version>1.0.0</version>
          <description>The set of plugin mappings for the group</description>
          <association>
            <type>Plugin</type>
            <multiplicity>*</multiplicity>
          </association>
        </field>
      </fields>
     </class>
    <class>
      <name>Versioning</name>
      <version>1.0.0</version>
      <description>Versioning information for an artifact</description>
      <fields>
        <field>
          <name>latest</name>
          <version>1.0.0</version>
          <type>String</type>
          <description>What the latest version in the directory is, including snapshots</description>
        </field>
        <field>
          <name>release</name>
          <version>1.0.0</version>
          <type>String</type>
          <description>What the latest version in the directory is, of the releases</description>
        </field>
        <field>
          <name>snapshot</name>
          <version>1.0.0</version>
          <association>
            <type>Snapshot</type>
          </association>
          <description>The current snapshot data in use for this version</description>
        </field>
        <field>
          <name>versions</name>
          <version>1.0.0</version>
          <description>Versions available for the artifact</description>
          <association>
            <type>String</type>
            <multiplicity>*</multiplicity>
          </association>
        </field>
        <field>
          <name>lastUpdated</name>
          <version>1.0.0</version>
          <type>String</type>
          <description>When the metadata was last updated</description>
        </field>
      </fields>
    </class>
    <class>
      <name>Snapshot</name>
      <version>1.0.0</version>
      <description>Snapshot data for the current version</description>
      <fields>
        <field>
          <name>timestamp</name>
          <version>1.0.0</version>
          <description>The time it was deployed</description>
          <type>String</type>
        </field>
        <field>
          <name>buildNumber</name>
          <version>1.0.0</version>
          <description>The incremental build number</description>
          <type>int</type>
        </field>
        <field>
          <name>localCopy</name>
          <version>1.0.0</version>
          <description>Whether to use a local copy instead (with filename that includes the base version)</description>
          <type>boolean</type>
          <defaultValue>false</defaultValue>
        </field>
      </fields>
    </class>
    <class>
      <name>Plugin</name>
      <version>1.0.0</version>
      <description>Mapping information for a single plugin within this group</description>
      <comment>NOTE: plugin version is _NOT_ included here, since it is resolved using a separate algorithm.</comment>
      <fields>
        <field>
          <name>name</name>
          <type>String</type>
          <required>true</required>
          <version>1.0.0</version>
          <description>Display name for the plugin.</description>
        </field>
        <field>
          <name>prefix</name>
          <type>String</type>
          <required>true</required>
          <version>1.0.0</version>
          <description>The plugin invocation prefix (i.e. eclipse for eclipse:eclipse)</description>
        </field>
        <field>
          <name>artifactId</name>
          <type>String</type>
          <required>true</required>
          <version>1.0.0</version>
          <description>The plugin artifactId</description>
        </field>
      </fields>
    </class>
  </classes>
</model>