jasper/jasper2/src/share/org/apache/jasper/tagplugins/jstl/tagPlugins.xml

<tag-plugins>
  <tag-plugin>
    <tag-class>org.apache.taglibs.standard.tag.rt.core.IfTag</tag-class>
    <plugin-class>org.apache.jasper.tagplugins.jstl.If</plugin-class>
  </tag-plugin>
  <tag-plugin>
    <tag-class>org.apache.taglibs.standard.tag.common.core.ChooseTag</tag-class>
    <plugin-class>org.apache.jasper.tagplugins.jstl.Choose</plugin-class>
  </tag-plugin>
  <tag-plugin>
    <tag-class>org.apache.taglibs.standard.tag.rt.core.WhenTag</tag-class>
    <plugin-class>org.apache.jasper.tagplugins.jstl.When</plugin-class>
  </tag-plugin>
  <tag-plugin>
    <tag-class>org.apache.taglibs.standard.tag.common.core.OtherwiseTag</tag-class>
    <plugin-class>org.apache.jasper.tagplugins.jstl.Otherwise</plugin-class>
  </tag-plugin>
  <tag-plugin>
    <tag-class>org.apache.taglibs.standard.tag.rt.core.ForEachTag</tag-class>
    <plugin-class>org.apache.jasper.tagplugins.jstl.ForEach</plugin-class>
  </tag-plugin>
</tag-plugins>