plugins/org.eclipse.jst.common.project.facet.core/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.0"?>

<plugin>

  <extension point="org.eclipse.core.runtime.adapters">
    <factory 
      class="org.eclipse.jst.common.project.facet.core.internal.RuntimeClasspathProvider$Factory" 
      adaptableType="org.eclipse.wst.common.project.facet.core.runtime.IRuntime">
      <adapter type="org.eclipse.jst.common.project.facet.core.IClasspathProvider"/>
    </factory>
  </extension>

  <extension point="org.eclipse.wst.common.project.facet.core.runtimeBridges">
    <bridge
      id="org.eclipse.jst.common.project.facet.core.JavaRuntimeBridge"
      class="org.eclipse.jst.common.project.facet.core.internal.JavaRuntimeBridge"/>
  </extension>
  
  <extension point="org.eclipse.wst.common.project.facet.core.runtimes">
  
    <runtime-component-type id="standard.jre"/>
    <runtime-component-version type="standard.jre" version="1.3"/>
    <runtime-component-version type="standard.jre" version="1.4"/>
    <runtime-component-version type="standard.jre" version="5.0"/>
    <runtime-component-version type="standard.jre" version="6.0"/>

    <supported>
      <facet id="jst.java" version="1.3"/>
      <runtime-component id="standard.jre" version="[1.3"/>
    </supported>

    <supported>
      <facet id="jst.java" version="1.4"/>
      <runtime-component id="standard.jre" version="[1.4"/>
    </supported>

    <supported>
      <facet id="jst.java" version="5.0"/>
      <runtime-component id="standard.jre" version="[5.0"/>
    </supported>

    <supported>
      <facet id="jst.java" version="6.0"/>
      <runtime-component id="standard.jre" version="[6.0"/>
    </supported>
    
    <adapter>
      <runtime-component id="standard.jre"/>
      <factory class="org.eclipse.jst.common.project.facet.core.internal.StandardJreClasspathProvider$Factory"/>
      <type class="org.eclipse.jst.common.project.facet.core.IClasspathProvider"/>
    </adapter>

  </extension>

  <extension point="org.eclipse.wst.common.project.facet.core.facets">
  
    <project-facet id="jst.java">
      <label>%jstJavaFacetLabel</label>
      <description>%jstJavaFacetDescription</description>
      <default-version provider="org.eclipse.jst.common.project.facet.core.internal.JavaFacetDefaultVersionProvider"/>
    </project-facet>

    <project-facet-version facet="jst.java" version="1.3">
      <constraint>
        <conflicts facet="wst.web"/>
      </constraint>
    </project-facet-version>

    <project-facet-version facet="jst.java" version="1.4">
      <constraint>
        <conflicts facet="wst.web"/>
      </constraint>
    </project-facet-version>

    <project-facet-version facet="jst.java" version="5.0">
      <constraint>
        <conflicts facet="wst.web"/>
      </constraint>
    </project-facet-version>

    <project-facet-version facet="jst.java" version="6.0">
      <constraint>
        <conflicts facet="wst.web"/>
      </constraint>
    </project-facet-version>

    <action facet="jst.java" type="install">
      <delegate class="org.eclipse.jst.common.project.facet.core.internal.JavaFacetInstallDelegate"/>
      <config-factory class="org.eclipse.jst.common.project.facet.core.internal.JavaFacetInstallConfigFactory"/>
    </action>

    <action facet="jst.java" type="version-change">
      <delegate class="org.eclipse.jst.common.project.facet.core.internal.JavaFacetVersionChangeDelegate"/>
    </action>

  </extension>
  
  <extension point="org.eclipse.wst.common.project.facet.core.listeners">
     <listener
       class="org.eclipse.jst.common.project.facet.core.internal.JavaFacetRuntimeChangedListener"
       eventTypes="PRIMARY_RUNTIME_CHANGED"/>
  </extension>
  
  <extension point="org.eclipse.wst.common.project.facet.core.validators">
    <validator class="org.eclipse.jst.common.project.facet.core.internal.JavaFacetValidator">
      <facet id="jst.java"/>
    </validator>
  </extension>
  
  <extension point="org.eclipse.wst.common.project.facet.core.aliases">
    <facet-alias facet="jst.java" alias="java"/>
    <facet-version-alias facet="jst.java" version="5.0" alias="1.5"/>
    <facet-version-alias facet="jst.java" version="6.0" alias="1.6"/>
  </extension>

  <extension 
    point="org.eclipse.core.resources.markers"
    id="javaVersionMismatch"
    name="%javaVersionMismatchMarkerName">
    <super type="org.eclipse.wst.common.project.facet.core.validation.marker"/>
    <attribute name="facetVersion"/>
    <attribute name="compilerLevel"/>
    <persistent value="true"/>
  </extension>
  
</plugin>