src/java.compiler/share/classes/module-info.java

*** 21,30 ****
--- 21,37 ----
   * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
   * or visit www.oracle.com if you need additional information or have any
   * questions.
   */
  
+ /**
+  * Defines the Language Model, Annotation Processing, and Java Compiler APIs.
+  * <P>
+  * These APIs model declarations and types of the Java programming language,
+  * and define interfaces for tools such as compilers which can be invoked
+  * from a program.
+  */
  module java.compiler {
      exports javax.annotation.processing;
      exports javax.lang.model;
      exports javax.lang.model.element;
      exports javax.lang.model.type;