.idea/libraries/log4j_1_2_16.xml

<component name="libraryTable">
  <library name="log4j-1.2.16">
    <CLASSES>
      <root url="jar://$PROJECT_DIR$/third-party/java/log4j/log4j-1.2.16.jar!/" />
    </CLASSES>
    <JAVADOC />
    <SOURCES />
  </library>
</component>